Merge remote-tracking branch 'glitch/main' HEAD main

603 files changed, 7439 insertions, 2023 deletions

diff --git a/spec/chewy/accounts_index_spec.rb b/spec/chewy/accounts_index_spec.rb
new file mode 100644
index 000000000..f9c5922c7
--- /dev/null
+++ b/spec/chewy/accounts_index_spec.rb
@@ -0,0 +1,31 @@
+# frozen_string_literal: true
+
+require 'rails_helper'
+
+describe AccountsIndex do
+  describe 'Searching the index' do
+    before do
+      mock_elasticsearch_response(described_class, raw_response)
+    end
+
+    it 'returns results from a query' do
+      results = described_class.query(match: { name: 'account' })
+
+      expect(results).to eq []
+    end
+  end
+
+  def raw_response
+    {
+      took: 3,
+      hits: {
+        hits: [
+          {
+            _id: '0',
+            _score: 1.6375021,
+          },
+        ],
+      },
+    }
+  end
+end
diff --git a/spec/chewy/statuses_index_spec.rb b/spec/chewy/statuses_index_spec.rb
new file mode 100644
index 000000000..768e9415f
--- /dev/null
+++ b/spec/chewy/statuses_index_spec.rb
@@ -0,0 +1,31 @@
+# frozen_string_literal: true
+
+require 'rails_helper'
+
+describe StatusesIndex do
+  describe 'Searching the index' do
+    before do
+      mock_elasticsearch_response(described_class, raw_response)
+    end
+
+    it 'returns results from a query' do
+      results = described_class.query(match: { name: 'status' })
+
+      expect(results).to eq []
+    end
+  end
+
+  def raw_response
+    {
+      took: 3,
+      hits: {
+        hits: [
+          {
+            _id: '0',
+            _score: 1.6375021,
+          },
+        ],
+      },
+    }
+  end
+end
diff --git a/spec/chewy/tags_index_spec.rb b/spec/chewy/tags_index_spec.rb
new file mode 100644
index 000000000..054589bdf
--- /dev/null
+++ b/spec/chewy/tags_index_spec.rb
@@ -0,0 +1,31 @@
+# frozen_string_literal: true
+
+require 'rails_helper'
+
+describe TagsIndex do
+  describe 'Searching the index' do
+    before do
+      mock_elasticsearch_response(described_class, raw_response)
+    end
+
+    it 'returns results from a query' do
+      results = described_class.query(match: { name: 'tag' })
+
+      expect(results).to eq []
+    end
+  end
+
+  def raw_response
+    {
+      took: 3,
+      hits: {
+        hits: [
+          {
+            _id: '0',
+            _score: 1.6375021,
+          },
+        ],
+      },
+    }
+  end
+end
diff --git a/spec/config/initializers/rack_attack_spec.rb b/spec/config/initializers/rack_attack_spec.rb
index 581021cb9..cc931b21b 100644
--- a/spec/config/initializers/rack_attack_spec.rb
+++ b/spec/config/initializers/rack_attack_spec.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 require 'rails_helper'
 
 describe Rack::Attack do
@@ -8,6 +10,17 @@ describe Rack::Attack do
   end
 
   shared_examples 'throttled endpoint' do
+    before do
+      # Rack::Attack periods are not rolling, so avoid flaky tests by setting the time in a way
+      # to avoid crossing period boundaries.
+
+      # The code Rack::Attack uses to set periods is the following:
+      # https://github.com/rack/rack-attack/blob/v6.6.1/lib/rack/attack/cache.rb#L64-L66
+      # So we want to minimize `Time.now.to_i % period`
+
+      travel_to Time.zone.at((Time.now.to_i / period.seconds).to_i * period.seconds)
+    end
+
     context 'when the number of requests is lower than the limit' do
       it 'does not change the request status' do
         limit.times do
@@ -18,11 +31,16 @@ describe Rack::Attack do
     end
 
     context 'when the number of requests is higher than the limit' do
-      it 'returns http too many requests' do
+      it 'returns http too many requests after limit and returns to normal status after period' do
         (limit * 2).times do |i|
           request.call
           expect(last_response.status).to eq(429) if i > limit
         end
+
+        travel period
+
+        request.call
+        expect(last_response.status).to_not eq(429)
       end
     end
   end
@@ -31,26 +49,31 @@ describe Rack::Attack do
 
   describe 'throttle excessive sign-up requests by IP address' do
     context 'through the website' do
-      let(:limit) { 25 }
-      let(:request) { ->() { post path, {}, 'REMOTE_ADDR' => remote_ip } }
+      let(:limit)  { 25 }
+      let(:period) { 5.minutes }
+      let(:request) { -> { post path, {}, 'REMOTE_ADDR' => remote_ip } }
 
       context 'for exact path' do
-        let(:path)  { '/auth' }
+        let(:path) { '/auth' }
+
         it_behaves_like 'throttled endpoint'
       end
 
       context 'for path with format' do
-        let(:path)  { '/auth.html' }
+        let(:path) { '/auth.html' }
+
         it_behaves_like 'throttled endpoint'
       end
     end
 
     context 'through the API' do
-      let(:limit) { 5 }
-      let(:request) { ->() { post path, {}, 'REMOTE_ADDR' => remote_ip } }
+      let(:limit)  { 5 }
+      let(:period) { 30.minutes }
+      let(:request) { -> { post path, {}, 'REMOTE_ADDR' => remote_ip } }
 
       context 'for exact path' do
-        let(:path)  { '/api/v1/accounts' }
+        let(:path) { '/api/v1/accounts' }
+
         it_behaves_like 'throttled endpoint'
       end
 
@@ -66,16 +89,19 @@ describe Rack::Attack do
   end
 
   describe 'throttle excessive sign-in requests by IP address' do
-    let(:limit) { 25 }
-    let(:request) { ->() { post path, {}, 'REMOTE_ADDR' => remote_ip } }
+    let(:limit)  { 25 }
+    let(:period) { 5.minutes }
+    let(:request) { -> { post path, {}, 'REMOTE_ADDR' => remote_ip } }
 
     context 'for exact path' do
-      let(:path)  { '/auth/sign_in' }
+      let(:path) { '/auth/sign_in' }
+
       it_behaves_like 'throttled endpoint'
     end
 
     context 'for path with format' do
-      let(:path)  { '/auth/sign_in.html' }
+      let(:path) { '/auth/sign_in.html' }
+
       it_behaves_like 'throttled endpoint'
     end
   end
diff --git a/spec/controllers/about_controller_spec.rb b/spec/controllers/about_controller_spec.rb
index 97143ec43..ccd28a96c 100644
--- a/spec/controllers/about_controller_spec.rb
+++ b/spec/controllers/about_controller_spec.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 require 'rails_helper'
 
 RSpec.describe AboutController, type: :controller do
diff --git a/spec/controllers/accounts_controller_spec.rb b/spec/controllers/accounts_controller_spec.rb
index defa8b2d3..9c38b3032 100644
--- a/spec/controllers/accounts_controller_spec.rb
+++ b/spec/controllers/accounts_controller_spec.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 require 'rails_helper'
 
 RSpec.describe AccountsController, type: :controller do
@@ -8,7 +10,7 @@ RSpec.describe AccountsController, type: :controller do
   shared_examples 'cacheable response' do
     it 'does not set cookies' do
       expect(response.cookies).to be_empty
-      expect(response.headers['Set-Cookies']).to be nil
+      expect(response.headers['Set-Cookies']).to be_nil
     end
 
     it 'does not set sessions' do
diff --git a/spec/controllers/activitypub/claims_controller_spec.rb b/spec/controllers/activitypub/claims_controller_spec.rb
new file mode 100644
index 000000000..f00eeb732
--- /dev/null
+++ b/spec/controllers/activitypub/claims_controller_spec.rb
@@ -0,0 +1,19 @@
+# frozen_string_literal: true
+
+require 'rails_helper'
+
+describe ActivityPub::ClaimsController do
+  let(:account) { Fabricate(:account) }
+
+  describe 'POST #create' do
+    context 'without signature' do
+      before do
+        post :create, params: { account_username: account.username }, body: '{}'
+      end
+
+      it 'returns http not authorized' do
+        expect(response).to have_http_status(401)
+      end
+    end
+  end
+end
diff --git a/spec/controllers/activitypub/collections_controller_spec.rb b/spec/controllers/activitypub/collections_controller_spec.rb
index f78d9abbf..77901131e 100644
--- a/spec/controllers/activitypub/collections_controller_spec.rb
+++ b/spec/controllers/activitypub/collections_controller_spec.rb
@@ -10,7 +10,7 @@ RSpec.describe ActivityPub::CollectionsController, type: :controller do
   shared_examples 'cacheable response' do
     it 'does not set cookies' do
       expect(response.cookies).to be_empty
-      expect(response.headers['Set-Cookies']).to be nil
+      expect(response.headers['Set-Cookies']).to be_nil
     end
 
     it 'does not set sessions' do
@@ -35,10 +35,11 @@ RSpec.describe ActivityPub::CollectionsController, type: :controller do
   describe 'GET #show' do
     context 'when id is "featured"' do
       context 'without signature' do
-        let(:remote_account) { nil }
+        subject(:body) { body_as_json }
 
         subject(:response) { get :show, params: { id: 'featured', account_username: account.username } }
-        subject(:body) { body_as_json }
+
+        let(:remote_account) { nil }
 
         it 'returns http success' do
           expect(response).to have_http_status(200)
@@ -60,7 +61,7 @@ RSpec.describe ActivityPub::CollectionsController, type: :controller do
         end
 
         it 'does not include contents of private pinned status' do
-          expect(response.body).not_to include(private_pinned.text)
+          expect(response.body).to_not include(private_pinned.text)
         end
 
         context 'when account is permanently suspended' do
@@ -115,7 +116,7 @@ RSpec.describe ActivityPub::CollectionsController, type: :controller do
           end
 
           it 'does not include contents of private pinned status' do
-            expect(response.body).not_to include(private_pinned.text)
+            expect(response.body).to_not include(private_pinned.text)
           end
         end
 
diff --git a/spec/controllers/activitypub/followers_synchronizations_controller_spec.rb b/spec/controllers/activitypub/followers_synchronizations_controller_spec.rb
index c19bb8cae..8357f5f39 100644
--- a/spec/controllers/activitypub/followers_synchronizations_controller_spec.rb
+++ b/spec/controllers/activitypub/followers_synchronizations_controller_spec.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 require 'rails_helper'
 
 RSpec.describe ActivityPub::FollowersSynchronizationsController, type: :controller do
@@ -32,10 +34,11 @@ RSpec.describe ActivityPub::FollowersSynchronizationsController, type: :controll
     end
 
     context 'with signature from example.com' do
-      let(:remote_account) { Fabricate(:account, domain: 'example.com', uri: 'https://example.com/instance') }
+      subject(:body) { body_as_json }
 
       subject(:response) { get :show, params: { account_username: account.username } }
-      subject(:body) { body_as_json }
+
+      let(:remote_account) { Fabricate(:account, domain: 'example.com', uri: 'https://example.com/instance') }
 
       it 'returns http success' do
         expect(response).to have_http_status(200)
diff --git a/spec/controllers/activitypub/inboxes_controller_spec.rb b/spec/controllers/activitypub/inboxes_controller_spec.rb
index 2f023197b..8d4084648 100644
--- a/spec/controllers/activitypub/inboxes_controller_spec.rb
+++ b/spec/controllers/activitypub/inboxes_controller_spec.rb
@@ -22,10 +22,10 @@ RSpec.describe ActivityPub::InboxesController, type: :controller do
       end
 
       context 'for a specific account' do
-        let(:account) { Fabricate(:account) }
-
         subject(:response) { post :create, params: { account_username: account.username }, body: '{}' }
 
+        let(:account) { Fabricate(:account) }
+
         context 'when account is permanently suspended' do
           before do
             account.suspend!
@@ -68,7 +68,7 @@ RSpec.describe ActivityPub::InboxesController, type: :controller do
         let(:synchronization_collection) { 'https://example.com/followers2' }
 
         it 'does not start a synchronization job' do
-          expect(ActivityPub::FollowersSynchronizationWorker).not_to have_received(:perform_async)
+          expect(ActivityPub::FollowersSynchronizationWorker).to_not have_received(:perform_async)
         end
       end
 
@@ -76,13 +76,13 @@ RSpec.describe ActivityPub::InboxesController, type: :controller do
         let(:synchronization_url) { 'https://example.org/followers' }
 
         it 'does not start a synchronization job' do
-          expect(ActivityPub::FollowersSynchronizationWorker).not_to have_received(:perform_async)
+          expect(ActivityPub::FollowersSynchronizationWorker).to_not have_received(:perform_async)
         end
       end
 
       context 'with matching digest' do
         it 'does not start a synchronization job' do
-          expect(ActivityPub::FollowersSynchronizationWorker).not_to have_received(:perform_async)
+          expect(ActivityPub::FollowersSynchronizationWorker).to_not have_received(:perform_async)
         end
       end
 
diff --git a/spec/controllers/activitypub/outboxes_controller_spec.rb b/spec/controllers/activitypub/outboxes_controller_spec.rb
index 74bf46a5e..167bbcc21 100644
--- a/spec/controllers/activitypub/outboxes_controller_spec.rb
+++ b/spec/controllers/activitypub/outboxes_controller_spec.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 require 'rails_helper'
 
 RSpec.describe ActivityPub::OutboxesController, type: :controller do
@@ -6,7 +8,7 @@ RSpec.describe ActivityPub::OutboxesController, type: :controller do
   shared_examples 'cacheable response' do
     it 'does not set cookies' do
       expect(response.cookies).to be_empty
-      expect(response.headers['Set-Cookies']).to be nil
+      expect(response.headers['Set-Cookies']).to be_nil
     end
 
     it 'does not set sessions' do
@@ -33,10 +35,11 @@ RSpec.describe ActivityPub::OutboxesController, type: :controller do
 
   describe 'GET #show' do
     context 'without signature' do
-      let(:remote_account) { nil }
+      subject(:body) { body_as_json }
 
       subject(:response) { get :show, params: { account_username: account.username, page: page } }
-      subject(:body) { body_as_json }
+
+      let(:remote_account) { nil }
 
       context 'with page not requested' do
         let(:page) { nil }
diff --git a/spec/controllers/activitypub/replies_controller_spec.rb b/spec/controllers/activitypub/replies_controller_spec.rb
index aee1a8b1a..582ef863f 100644
--- a/spec/controllers/activitypub/replies_controller_spec.rb
+++ b/spec/controllers/activitypub/replies_controller_spec.rb
@@ -11,7 +11,7 @@ RSpec.describe ActivityPub::RepliesController, type: :controller do
   shared_examples 'cacheable response' do
     it 'does not set cookies' do
       expect(response.cookies).to be_empty
-      expect(response.headers['Set-Cookies']).to be nil
+      expect(response.headers['Set-Cookies']).to be_nil
     end
 
     it 'does not set sessions' do
@@ -181,6 +181,7 @@ RSpec.describe ActivityPub::RepliesController, type: :controller do
 
   describe 'GET #index' do
     subject(:response) { get :index, params: { account_username: status.account.username, status_id: status.id, only_other_accounts: only_other_accounts } }
+
     let(:only_other_accounts) { nil }
 
     context 'with no signature' do
diff --git a/spec/controllers/admin/account_actions_controller_spec.rb b/spec/controllers/admin/account_actions_controller_spec.rb
new file mode 100644
index 000000000..4eae51c7b
--- /dev/null
+++ b/spec/controllers/admin/account_actions_controller_spec.rb
@@ -0,0 +1,23 @@
+# frozen_string_literal: true
+
+require 'rails_helper'
+
+describe Admin::AccountActionsController do
+  render_views
+
+  let(:user) { Fabricate(:user, role: UserRole.find_by(name: 'Admin')) }
+
+  before do
+    sign_in user, scope: :user
+  end
+
+  describe 'GET #new' do
+    let(:account) { Fabricate(:account) }
+
+    it 'returns http success' do
+      get :new, params: { account_id: account.id }
+
+      expect(response).to have_http_status(:success)
+    end
+  end
+end
diff --git a/spec/controllers/admin/account_moderation_notes_controller_spec.rb b/spec/controllers/admin/account_moderation_notes_controller_spec.rb
index d3f3263f8..d2c52f594 100644
--- a/spec/controllers/admin/account_moderation_notes_controller_spec.rb
+++ b/spec/controllers/admin/account_moderation_notes_controller_spec.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 require 'rails_helper'
 
 RSpec.describe Admin::AccountModerationNotesController, type: :controller do
@@ -26,7 +28,7 @@ RSpec.describe Admin::AccountModerationNotesController, type: :controller do
       let(:params) { { account_moderation_note: { target_account_id: target_account.id, content: '' } } }
 
       it 'falls to create a note' do
-        expect { subject }.not_to change { AccountModerationNote.count }
+        expect { subject }.to_not change { AccountModerationNote.count }
         expect(subject).to render_template 'admin/accounts/show'
       end
     end
diff --git a/spec/controllers/admin/accounts_controller_spec.rb b/spec/controllers/admin/accounts_controller_spec.rb
index 81d592ddd..b182715b0 100644
--- a/spec/controllers/admin/accounts_controller_spec.rb
+++ b/spec/controllers/admin/accounts_controller_spec.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 require 'rails_helper'
 
 RSpec.describe Admin::AccountsController, type: :controller do
@@ -39,7 +41,7 @@ RSpec.describe Admin::AccountsController, type: :controller do
         username: 'username',
         display_name: 'display name',
         email: 'local-part@domain',
-        ip: '0.0.0.42'
+        ip: '0.0.0.42',
       }
     end
 
@@ -83,8 +85,8 @@ RSpec.describe Admin::AccountsController, type: :controller do
         let(:target_role) { UserRole.find_by(name: 'Admin') }
 
         it 'fails to memorialize account' do
-          is_expected.to have_http_status :forbidden
-          expect(account.reload).not_to be_memorial
+          expect(subject).to have_http_status 403
+          expect(account.reload).to_not be_memorial
         end
       end
 
@@ -92,7 +94,7 @@ RSpec.describe Admin::AccountsController, type: :controller do
         let(:target_role) { UserRole.find_by(name: 'Moderator') }
 
         it 'succeeds in memorializing account' do
-          is_expected.to redirect_to admin_account_path(account.id)
+          expect(subject).to redirect_to admin_account_path(account.id)
           expect(account.reload).to be_memorial
         end
       end
@@ -105,8 +107,8 @@ RSpec.describe Admin::AccountsController, type: :controller do
         let(:target_role) { UserRole.find_by(name: 'Admin') }
 
         it 'fails to memorialize account' do
-          is_expected.to have_http_status :forbidden
-          expect(account.reload).not_to be_memorial
+          expect(subject).to have_http_status 403
+          expect(account.reload).to_not be_memorial
         end
       end
 
@@ -114,8 +116,8 @@ RSpec.describe Admin::AccountsController, type: :controller do
         let(:target_role) { UserRole.find_by(name: 'Moderator') }
 
         it 'fails to memorialize account' do
-          is_expected.to have_http_status :forbidden
-          expect(account.reload).not_to be_memorial
+          expect(subject).to have_http_status 403
+          expect(account.reload).to_not be_memorial
         end
       end
     end
@@ -132,8 +134,8 @@ RSpec.describe Admin::AccountsController, type: :controller do
       let(:role) { UserRole.find_by(name: 'Admin') }
 
       it 'succeeds in enabling account' do
-        is_expected.to redirect_to admin_account_path(account.id)
-        expect(user.reload).not_to be_disabled
+        expect(subject).to redirect_to admin_account_path(account.id)
+        expect(user.reload).to_not be_disabled
       end
     end
 
@@ -141,7 +143,7 @@ RSpec.describe Admin::AccountsController, type: :controller do
       let(:role) { UserRole.everyone }
 
       it 'fails to enable account' do
-        is_expected.to have_http_status :forbidden
+        expect(subject).to have_http_status 403
         expect(user.reload).to be_disabled
       end
     end
@@ -162,12 +164,12 @@ RSpec.describe Admin::AccountsController, type: :controller do
       let(:role) { UserRole.find_by(name: 'Admin') }
 
       it 'succeeds in approving account' do
-        is_expected.to redirect_to admin_accounts_path(status: 'pending')
+        expect(subject).to redirect_to admin_accounts_path(status: 'pending')
         expect(user.reload).to be_approved
       end
 
       it 'logs action' do
-        is_expected.to have_http_status :found
+        expect(subject).to have_http_status 302
 
         log_item = Admin::ActionLog.last
 
@@ -182,8 +184,8 @@ RSpec.describe Admin::AccountsController, type: :controller do
       let(:role) { UserRole.everyone }
 
       it 'fails to approve account' do
-        is_expected.to have_http_status :forbidden
-        expect(user.reload).not_to be_approved
+        expect(subject).to have_http_status 403
+        expect(user.reload).to_not be_approved
       end
     end
   end
@@ -203,11 +205,11 @@ RSpec.describe Admin::AccountsController, type: :controller do
       let(:role) { UserRole.find_by(name: 'Admin') }
 
       it 'succeeds in rejecting account' do
-        is_expected.to redirect_to admin_accounts_path(status: 'pending')
+        expect(subject).to redirect_to admin_accounts_path(status: 'pending')
       end
 
       it 'logs action' do
-        is_expected.to have_http_status :found
+        expect(subject).to have_http_status 302
 
         log_item = Admin::ActionLog.last
 
@@ -222,8 +224,8 @@ RSpec.describe Admin::AccountsController, type: :controller do
       let(:role) { UserRole.everyone }
 
       it 'fails to reject account' do
-        is_expected.to have_http_status :forbidden
-        expect(user.reload).not_to be_approved
+        expect(subject).to have_http_status 403
+        expect(user.reload).to_not be_approved
       end
     end
   end
@@ -242,7 +244,7 @@ RSpec.describe Admin::AccountsController, type: :controller do
       let(:role) { UserRole.find_by(name: 'Admin') }
 
       it 'succeeds in redownloading' do
-        is_expected.to redirect_to admin_account_path(account.id)
+        expect(subject).to redirect_to admin_account_path(account.id)
       end
     end
 
@@ -250,7 +252,7 @@ RSpec.describe Admin::AccountsController, type: :controller do
       let(:role) { UserRole.everyone }
 
       it 'fails to redownload' do
-        is_expected.to have_http_status :forbidden
+        expect(subject).to have_http_status 403
       end
     end
   end
@@ -265,7 +267,7 @@ RSpec.describe Admin::AccountsController, type: :controller do
       let(:role) { UserRole.find_by(name: 'Admin') }
 
       it 'succeeds in removing avatar' do
-        is_expected.to redirect_to admin_account_path(account.id)
+        expect(subject).to redirect_to admin_account_path(account.id)
       end
     end
 
@@ -273,7 +275,7 @@ RSpec.describe Admin::AccountsController, type: :controller do
       let(:role) { UserRole.everyone }
 
       it 'fails to remove avatar' do
-        is_expected.to have_http_status :forbidden
+        expect(subject).to have_http_status 403
       end
     end
   end
@@ -303,7 +305,7 @@ RSpec.describe Admin::AccountsController, type: :controller do
 
       it 'fails to remove avatar' do
         subject
-        expect(response).to have_http_status :forbidden
+        expect(response).to have_http_status 403
       end
     end
   end
diff --git a/spec/controllers/admin/announcements_controller_spec.rb b/spec/controllers/admin/announcements_controller_spec.rb
new file mode 100644
index 000000000..288ac1d71
--- /dev/null
+++ b/spec/controllers/admin/announcements_controller_spec.rb
@@ -0,0 +1,21 @@
+# frozen_string_literal: true
+
+require 'rails_helper'
+
+describe Admin::AnnouncementsController do
+  render_views
+
+  let(:user) { Fabricate(:user, role: UserRole.find_by(name: 'Admin')) }
+
+  before do
+    sign_in user, scope: :user
+  end
+
+  describe 'GET #index' do
+    it 'returns http success' do
+      get :index
+
+      expect(response).to have_http_status(:success)
+    end
+  end
+end
diff --git a/spec/controllers/admin/base_controller_spec.rb b/spec/controllers/admin/base_controller_spec.rb
index 44be91951..5fbf8777c 100644
--- a/spec/controllers/admin/base_controller_spec.rb
+++ b/spec/controllers/admin/base_controller_spec.rb
@@ -15,7 +15,7 @@ describe Admin::BaseController, type: :controller do
     sign_in(Fabricate(:user))
     get :success
 
-    expect(response).to have_http_status(:forbidden)
+    expect(response).to have_http_status(403)
   end
 
   it 'renders admin layout as a moderator' do
diff --git a/spec/controllers/admin/change_email_controller_spec.rb b/spec/controllers/admin/change_emails_controller_spec.rb
index cf8a27d39..832998471 100644
--- a/spec/controllers/admin/change_email_controller_spec.rb
+++ b/spec/controllers/admin/change_emails_controller_spec.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 require 'rails_helper'
 
 RSpec.describe Admin::ChangeEmailsController, type: :controller do
@@ -9,8 +11,8 @@ RSpec.describe Admin::ChangeEmailsController, type: :controller do
     sign_in admin
   end
 
-  describe "GET #show" do
-    it "returns http success" do
+  describe 'GET #show' do
+    it 'returns http success' do
       user = Fabricate(:user)
 
       get :show, params: { account_id: user.account.id }
@@ -19,12 +21,12 @@ RSpec.describe Admin::ChangeEmailsController, type: :controller do
     end
   end
 
-  describe "GET #update" do
+  describe 'GET #update' do
     before do
       allow(UserMailer).to receive(:confirmation_instructions).and_return(double('email', deliver_later: nil))
     end
 
-    it "returns http success" do
+    it 'returns http success' do
       user = Fabricate(:user)
 
       previous_email = user.email
@@ -35,7 +37,7 @@ RSpec.describe Admin::ChangeEmailsController, type: :controller do
 
       expect(user.email).to eq previous_email
       expect(user.unconfirmed_email).to eq 'test@example.com'
-      expect(user.confirmation_token).not_to be_nil
+      expect(user.confirmation_token).to_not be_nil
 
       expect(UserMailer).to have_received(:confirmation_instructions).with(user, user.confirmation_token, { to: 'test@example.com' })
 
diff --git a/spec/controllers/admin/confirmations_controller_spec.rb b/spec/controllers/admin/confirmations_controller_spec.rb
index 6268903c4..d05711e27 100644
--- a/spec/controllers/admin/confirmations_controller_spec.rb
+++ b/spec/controllers/admin/confirmations_controller_spec.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 require 'rails_helper'
 
 RSpec.describe Admin::ConfirmationsController, type: :controller do
@@ -55,7 +57,7 @@ RSpec.describe Admin::ConfirmationsController, type: :controller do
       it 'does not resend confirmation mail' do
         expect(subject).to redirect_to admin_accounts_path
         expect(flash[:error]).to eq I18n.t('admin.accounts.resend_confirmation.already_confirmed')
-        expect(UserMailer).not_to have_received(:confirmation_instructions)
+        expect(UserMailer).to_not have_received(:confirmation_instructions)
       end
     end
   end
diff --git a/spec/controllers/admin/custom_emojis_controller_spec.rb b/spec/controllers/admin/custom_emojis_controller_spec.rb
index 06cd0c22d..d40691e1b 100644
--- a/spec/controllers/admin/custom_emojis_controller_spec.rb
+++ b/spec/controllers/admin/custom_emojis_controller_spec.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 require 'rails_helper'
 
 describe Admin::CustomEmojisController do
diff --git a/spec/controllers/admin/dashboard_controller_spec.rb b/spec/controllers/admin/dashboard_controller_spec.rb
index 6231a09a2..ab3738fcd 100644
--- a/spec/controllers/admin/dashboard_controller_spec.rb
+++ b/spec/controllers/admin/dashboard_controller_spec.rb
@@ -8,10 +8,10 @@ describe Admin::DashboardController, type: :controller do
   describe 'GET #index' do
     before do
       allow(Admin::SystemCheck).to receive(:perform).and_return([
-        Admin::SystemCheck::Message.new(:database_schema_check),
-        Admin::SystemCheck::Message.new(:rules_check, nil, admin_rules_path),
-        Admin::SystemCheck::Message.new(:sidekiq_process_check, 'foo, bar'),
-      ])
+                                                                  Admin::SystemCheck::Message.new(:database_schema_check),
+                                                                  Admin::SystemCheck::Message.new(:rules_check, nil, admin_rules_path),
+                                                                  Admin::SystemCheck::Message.new(:sidekiq_process_check, 'foo, bar'),
+                                                                ])
       sign_in Fabricate(:user, role: UserRole.find_by(name: 'Admin'))
     end
 
diff --git a/spec/controllers/admin/disputes/appeals_controller_spec.rb b/spec/controllers/admin/disputes/appeals_controller_spec.rb
index 712657791..576a0c12b 100644
--- a/spec/controllers/admin/disputes/appeals_controller_spec.rb
+++ b/spec/controllers/admin/disputes/appeals_controller_spec.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 require 'rails_helper'
 
 RSpec.describe Admin::Disputes::AppealsController, type: :controller do
diff --git a/spec/controllers/admin/domain_allows_controller_spec.rb b/spec/controllers/admin/domain_allows_controller_spec.rb
index 6c4e67787..2a0f47145 100644
--- a/spec/controllers/admin/domain_allows_controller_spec.rb
+++ b/spec/controllers/admin/domain_allows_controller_spec.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 require 'rails_helper'
 
 RSpec.describe Admin::DomainAllowsController, type: :controller do
diff --git a/spec/controllers/admin/domain_blocks_controller_spec.rb b/spec/controllers/admin/domain_blocks_controller_spec.rb
index f432060d9..ef13f7676 100644
--- a/spec/controllers/admin/domain_blocks_controller_spec.rb
+++ b/spec/controllers/admin/domain_blocks_controller_spec.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 require 'rails_helper'
 
 RSpec.describe Admin::DomainBlocksController, type: :controller do
@@ -26,9 +28,9 @@ RSpec.describe Admin::DomainBlocksController, type: :controller do
           domain_blocks_attributes: {
             '0' => { enabled: '1', domain: 'example.com', severity: 'silence' },
             '1' => { enabled: '0', domain: 'mastodon.social', severity: 'suspend' },
-            '2' => { enabled: '1', domain: 'mastodon.online', severity: 'suspend' }
-          }
-        }
+            '2' => { enabled: '1', domain: 'mastodon.online', severity: 'suspend' },
+          },
+        },
       }
 
       expect(DomainBlockWorker).to have_received(:perform_async).exactly(2).times
@@ -54,7 +56,7 @@ RSpec.describe Admin::DomainBlocksController, type: :controller do
 
       post :create, params: { domain_block: { domain: 'example.com', severity: 'silence' } }
 
-      expect(DomainBlockWorker).not_to have_received(:perform_async)
+      expect(DomainBlockWorker).to_not have_received(:perform_async)
       expect(response).to render_template :new
     end
 
@@ -72,16 +74,15 @@ RSpec.describe Admin::DomainBlocksController, type: :controller do
 
   describe 'PUT #update' do
     let!(:remote_account) { Fabricate(:account, domain: 'example.com') }
-    let(:domain_block)    { Fabricate(:domain_block, domain: 'example.com', severity: original_severity) }
+    let(:subject) do
+      post :update, params: { id: domain_block.id, domain_block: { domain: 'example.com', severity: new_severity } }
+    end
+    let(:domain_block) { Fabricate(:domain_block, domain: 'example.com', severity: original_severity) }
 
     before do
       BlockDomainService.new.call(domain_block)
     end
 
-    let(:subject) do
-      post :update, params: { id: domain_block.id, domain_block: { domain: 'example.com', severity: new_severity } }
-    end
-
     context 'downgrading a domain suspension to silence' do
       let(:original_severity) { 'suspend' }
       let(:new_severity)      { 'silence' }
diff --git a/spec/controllers/admin/export_domain_allows_controller_spec.rb b/spec/controllers/admin/export_domain_allows_controller_spec.rb
index 1e1a5ae7d..f12bd1344 100644
--- a/spec/controllers/admin/export_domain_allows_controller_spec.rb
+++ b/spec/controllers/admin/export_domain_allows_controller_spec.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 require 'rails_helper'
 
 RSpec.describe Admin::ExportDomainAllowsController, type: :controller do
@@ -14,7 +16,7 @@ RSpec.describe Admin::ExportDomainAllowsController, type: :controller do
 
       get :export, params: { format: :csv }
       expect(response).to have_http_status(200)
-      expect(response.body).to eq(IO.read(File.join(file_fixture_path, 'domain_allows.csv')))
+      expect(response.body).to eq(File.read(File.join(file_fixture_path, 'domain_allows.csv')))
     end
   end
 
@@ -25,12 +27,12 @@ RSpec.describe Admin::ExportDomainAllowsController, type: :controller do
       expect(response).to redirect_to(admin_instances_path)
 
       # Header should not be imported
-      expect(DomainAllow.where(domain: '#domain').present?).to eq(false)
+      expect(DomainAllow.where(domain: '#domain').present?).to be(false)
 
       # Domains should now be added
       get :export, params: { format: :csv }
       expect(response).to have_http_status(200)
-      expect(response.body).to eq(IO.read(File.join(file_fixture_path, 'domain_allows.csv')))
+      expect(response.body).to eq(File.read(File.join(file_fixture_path, 'domain_allows.csv')))
     end
 
     it 'displays error on no file selected' do
diff --git a/spec/controllers/admin/export_domain_blocks_controller_spec.rb b/spec/controllers/admin/export_domain_blocks_controller_spec.rb
index 8697e0c21..4da9f90e4 100644
--- a/spec/controllers/admin/export_domain_blocks_controller_spec.rb
+++ b/spec/controllers/admin/export_domain_blocks_controller_spec.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 require 'rails_helper'
 
 RSpec.describe Admin::ExportDomainBlocksController, type: :controller do
@@ -9,22 +11,44 @@ RSpec.describe Admin::ExportDomainBlocksController, type: :controller do
 
   describe 'GET #export' do
     it 'renders instances' do
-      Fabricate(:domain_block, domain: 'bad.domain', severity: 'silence', public_comment: 'bad')
-      Fabricate(:domain_block, domain: 'worse.domain', severity: 'suspend', reject_media: true, reject_reports: true, public_comment: 'worse', obfuscate: true)
-      Fabricate(:domain_block, domain: 'reject.media', severity: 'noop', reject_media: true, public_comment: 'reject media')
+      Fabricate(:domain_block, domain: 'bad.domain', severity: 'silence', public_comment: 'bad server')
+      Fabricate(:domain_block, domain: 'worse.domain', severity: 'suspend', reject_media: true, reject_reports: true, public_comment: 'worse server', obfuscate: true)
+      Fabricate(:domain_block, domain: 'reject.media', severity: 'noop', reject_media: true, public_comment: 'reject media and test unicode characters ♥')
       Fabricate(:domain_block, domain: 'no.op', severity: 'noop', public_comment: 'noop')
 
       get :export, params: { format: :csv }
       expect(response).to have_http_status(200)
-      expect(response.body).to eq(IO.read(File.join(file_fixture_path, 'domain_blocks.csv')))
+      expect(response.body).to eq(File.read(File.join(file_fixture_path, 'domain_blocks.csv')))
     end
   end
 
   describe 'POST #import' do
-    it 'blocks imported domains' do
-      post :import, params: { admin_import: { data: fixture_file_upload('domain_blocks.csv') } }
+    context 'with complete domain blocks CSV' do
+      before do
+        post :import, params: { admin_import: { data: fixture_file_upload('domain_blocks.csv') } }
+      end
+
+      it 'renders page with expected domain blocks' do
+        expect(assigns(:domain_blocks).map { |block| [block.domain, block.severity.to_sym] }).to match_array [['bad.domain', :silence], ['worse.domain', :suspend], ['reject.media', :noop]]
+      end
+
+      it 'returns http success' do
+        expect(response).to have_http_status(200)
+      end
+    end
+
+    context 'with a list of only domains' do
+      before do
+        post :import, params: { admin_import: { data: fixture_file_upload('domain_blocks_list.txt') } }
+      end
+
+      it 'renders page with expected domain blocks' do
+        expect(assigns(:domain_blocks).map { |block| [block.domain, block.severity.to_sym] }).to match_array [['bad.domain', :suspend], ['worse.domain', :suspend], ['reject.media', :suspend]]
+      end
 
-      expect(assigns(:domain_blocks).map(&:domain)).to match_array ['bad.domain', 'worse.domain', 'reject.media']
+      it 'returns http success' do
+        expect(response).to have_http_status(200)
+      end
     end
   end
 
diff --git a/spec/controllers/admin/follow_recommendations_controller_spec.rb b/spec/controllers/admin/follow_recommendations_controller_spec.rb
new file mode 100644
index 000000000..f62aa6e4b
--- /dev/null
+++ b/spec/controllers/admin/follow_recommendations_controller_spec.rb
@@ -0,0 +1,21 @@
+# frozen_string_literal: true
+
+require 'rails_helper'
+
+describe Admin::FollowRecommendationsController do
+  render_views
+
+  let(:user) { Fabricate(:user, role: UserRole.find_by(name: 'Admin')) }
+
+  before do
+    sign_in user, scope: :user
+  end
+
+  describe 'GET #show' do
+    it 'returns http success' do
+      get :show
+
+      expect(response).to have_http_status(:success)
+    end
+  end
+end
diff --git a/spec/controllers/admin/instances_controller_spec.rb b/spec/controllers/admin/instances_controller_spec.rb
index 337f7a80c..33174b992 100644
--- a/spec/controllers/admin/instances_controller_spec.rb
+++ b/spec/controllers/admin/instances_controller_spec.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 require 'rails_helper'
 
 RSpec.describe Admin::InstancesController, type: :controller do
@@ -42,7 +44,7 @@ RSpec.describe Admin::InstancesController, type: :controller do
       let(:role) { UserRole.find_by(name: 'Admin') }
 
       it 'succeeds in purging instance' do
-        is_expected.to redirect_to admin_instances_path
+        expect(subject).to redirect_to admin_instances_path
       end
     end
 
@@ -50,7 +52,7 @@ RSpec.describe Admin::InstancesController, type: :controller do
       let(:role) { nil }
 
       it 'fails to purge instance' do
-        is_expected.to have_http_status :forbidden
+        expect(subject).to have_http_status 403
       end
     end
   end
diff --git a/spec/controllers/admin/invites_controller_spec.rb b/spec/controllers/admin/invites_controller_spec.rb
index 1fb488742..92ec4e449 100644
--- a/spec/controllers/admin/invites_controller_spec.rb
+++ b/spec/controllers/admin/invites_controller_spec.rb
@@ -33,10 +33,10 @@ describe Admin::InvitesController do
   end
 
   describe 'DELETE #destroy' do
-    let!(:invite) { Fabricate(:invite, expires_at: nil) }
-
     subject { delete :destroy, params: { id: invite.id } }
 
+    let!(:invite) { Fabricate(:invite, expires_at: nil) }
+
     it 'expires invite' do
       expect(subject).to redirect_to admin_invites_path
       expect(invite.reload).to be_expired
diff --git a/spec/controllers/admin/ip_blocks_controller_spec.rb b/spec/controllers/admin/ip_blocks_controller_spec.rb
new file mode 100644
index 000000000..873888afc
--- /dev/null
+++ b/spec/controllers/admin/ip_blocks_controller_spec.rb
@@ -0,0 +1,21 @@
+# frozen_string_literal: true
+
+require 'rails_helper'
+
+describe Admin::IpBlocksController do
+  render_views
+
+  let(:user) { Fabricate(:user, role: UserRole.find_by(name: 'Admin')) }
+
+  before do
+    sign_in user, scope: :user
+  end
+
+  describe 'GET #index' do
+    it 'returns http success' do
+      get :index
+
+      expect(response).to have_http_status(:success)
+    end
+  end
+end
diff --git a/spec/controllers/admin/relationships_controller_spec.rb b/spec/controllers/admin/relationships_controller_spec.rb
new file mode 100644
index 000000000..1099a37a3
--- /dev/null
+++ b/spec/controllers/admin/relationships_controller_spec.rb
@@ -0,0 +1,23 @@
+# frozen_string_literal: true
+
+require 'rails_helper'
+
+describe Admin::RelationshipsController do
+  render_views
+
+  let(:user) { Fabricate(:user, role: UserRole.find_by(name: 'Admin')) }
+
+  before do
+    sign_in user, scope: :user
+  end
+
+  describe 'GET #index' do
+    let(:account) { Fabricate(:account) }
+
+    it 'returns http success' do
+      get :index, params: { account_id: account.id }
+
+      expect(response).to have_http_status(:success)
+    end
+  end
+end
diff --git a/spec/controllers/admin/relays_controller_spec.rb b/spec/controllers/admin/relays_controller_spec.rb
new file mode 100644
index 000000000..dfb9f3c04
--- /dev/null
+++ b/spec/controllers/admin/relays_controller_spec.rb
@@ -0,0 +1,21 @@
+# frozen_string_literal: true
+
+require 'rails_helper'
+
+describe Admin::RelaysController do
+  render_views
+
+  let(:user) { Fabricate(:user, role: UserRole.find_by(name: 'Admin')) }
+
+  before do
+    sign_in user, scope: :user
+  end
+
+  describe 'GET #index' do
+    it 'returns http success' do
+      get :index
+
+      expect(response).to have_http_status(:success)
+    end
+  end
+end
diff --git a/spec/controllers/admin/report_notes_controller_spec.rb b/spec/controllers/admin/report_notes_controller_spec.rb
index fa7572d18..fb2fbd058 100644
--- a/spec/controllers/admin/report_notes_controller_spec.rb
+++ b/spec/controllers/admin/report_notes_controller_spec.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 require 'rails_helper'
 
 describe Admin::ReportNotesController do
@@ -34,7 +36,7 @@ describe Admin::ReportNotesController do
 
           it 'creates a report note and does not resolve report' do
             expect { subject }.to change { ReportNote.count }.by(1)
-            expect(report.reload).not_to be_action_taken
+            expect(report.reload).to_not be_action_taken
             expect(subject).to redirect_to admin_report_path(report)
           end
         end
@@ -49,7 +51,7 @@ describe Admin::ReportNotesController do
 
           it 'creates a report note and unresolves report' do
             expect { subject }.to change { ReportNote.count }.by(1)
-            expect(report.reload).not_to be_action_taken
+            expect(report.reload).to_not be_action_taken
             expect(subject).to redirect_to admin_report_path(report)
           end
         end
diff --git a/spec/controllers/admin/reports/actions_controller_spec.rb b/spec/controllers/admin/reports/actions_controller_spec.rb
index 6609798dc..4c2624a40 100644
--- a/spec/controllers/admin/reports/actions_controller_spec.rb
+++ b/spec/controllers/admin/reports/actions_controller_spec.rb
@@ -1,42 +1,161 @@
+# frozen_string_literal: true
+
 require 'rails_helper'
 
 describe Admin::Reports::ActionsController do
   render_views
 
   let(:user) { Fabricate(:user, role: UserRole.find_by(name: 'Admin')) }
-  let(:account) { Fabricate(:account) }
-  let!(:status) { Fabricate(:status, account: account) }
-  let(:media_attached_status) { Fabricate(:status, account: account) }
-  let!(:media_attachment) { Fabricate(:media_attachment, account: account, status: media_attached_status) }
-  let(:media_attached_deleted_status) { Fabricate(:status, account: account, deleted_at: 1.day.ago) }
-  let!(:media_attachment2) { Fabricate(:media_attachment, account: account, status: media_attached_deleted_status) }
-  let(:last_media_attached_status) { Fabricate(:status, account: account) }
-  let!(:last_media_attachment) { Fabricate(:media_attachment, account: account, status: last_media_attached_status) }
-  let!(:last_status) { Fabricate(:status, account: account) }
 
   before do
     sign_in user, scope: :user
   end
 
-  describe 'POST #create' do
-    let(:report) { Fabricate(:report, status_ids: status_ids, account: user.account, target_account: account) }
-    let(:status_ids) { [media_attached_status.id, media_attached_deleted_status.id] }
+  describe 'POST #preview' do
+    let(:report) { Fabricate(:report) }
 
     before do
-      post :create, params: { report_id: report.id, action => '' }
+      post :preview, params: { report_id: report.id, action => '' }
     end
 
-    context 'when action is mark_as_sensitive' do
+    context 'when the action is "suspend"' do
+      let(:action) { 'suspend' }
+
+      it 'returns http success' do
+        expect(response).to have_http_status(200)
+      end
+    end
+
+    context 'when the action is "silence"' do
+      let(:action) { 'silence' }
+
+      it 'returns http success' do
+        expect(response).to have_http_status(200)
+      end
+    end
+
+    context 'when the action is "delete"' do
+      let(:action) { 'delete' }
+
+      it 'returns http success' do
+        expect(response).to have_http_status(200)
+      end
+    end
 
+    context 'when the action is "mark_as_sensitive"' do
       let(:action) { 'mark_as_sensitive' }
 
-      it 'resolves the report' do
-        expect(report.reload.action_taken_at).to_not be_nil
+      it 'returns http success' do
+        expect(response).to have_http_status(200)
+      end
+    end
+  end
+
+  describe 'POST #create' do
+    let(:target_account) { Fabricate(:account) }
+    let(:statuses)       { [Fabricate(:status, account: target_account), Fabricate(:status, account: target_account)] }
+    let!(:media)         { Fabricate(:media_attachment, account: target_account, status: statuses[0]) }
+    let(:report)         { Fabricate(:report, target_account: target_account, status_ids: statuses.map(&:id)) }
+    let(:text)           { 'hello' }
+    let(:common_params) do
+      { report_id: report.id, text: text }
+    end
+
+    shared_examples 'common behavior' do
+      it 'closes the report' do
+        expect { subject }.to change { report.reload.action_taken? }.from(false).to(true)
+      end
+
+      it 'creates a strike with the expected text' do
+        expect { subject }.to change { report.target_account.strikes.count }.by(1)
+        expect(report.target_account.strikes.last.text).to eq text
+      end
+
+      it 'redirects' do
+        subject
+        expect(response).to redirect_to(admin_reports_path)
+      end
+
+      context 'when text is unset' do
+        let(:common_params) do
+          { report_id: report.id }
+        end
+
+        it 'closes the report' do
+          expect { subject }.to change { report.reload.action_taken? }.from(false).to(true)
+        end
+
+        it 'creates a strike with the expected text' do
+          expect { subject }.to change { report.target_account.strikes.count }.by(1)
+          expect(report.target_account.strikes.last.text).to eq ''
+        end
+
+        it 'redirects' do
+          subject
+          expect(response).to redirect_to(admin_reports_path)
+        end
       end
+    end
+
+    shared_examples 'all action types' do
+      context 'when the action is "suspend"' do
+        let(:action) { 'suspend' }
+
+        it_behaves_like 'common behavior'
 
-      it 'marks the non-deleted as sensitive' do
-        expect(media_attached_status.reload.sensitive).to eq true
+        it 'suspends the target account' do
+          expect { subject }.to change { report.target_account.reload.suspended? }.from(false).to(true)
+        end
       end
+
+      context 'when the action is "silence"' do
+        let(:action) { 'silence' }
+
+        it_behaves_like 'common behavior'
+
+        it 'suspends the target account' do
+          expect { subject }.to change { report.target_account.reload.silenced? }.from(false).to(true)
+        end
+      end
+
+      context 'when the action is "delete"' do
+        let(:action) { 'delete' }
+
+        it_behaves_like 'common behavior'
+      end
+
+      context 'when the action is "mark_as_sensitive"' do
+        let(:action) { 'mark_as_sensitive' }
+        let(:statuses) { [media_attached_status, media_attached_deleted_status] }
+
+        let!(:status) { Fabricate(:status, account: target_account) }
+        let(:media_attached_status) { Fabricate(:status, account: target_account) }
+        let!(:media_attachment) { Fabricate(:media_attachment, account: target_account, status: media_attached_status) }
+        let(:media_attached_deleted_status) { Fabricate(:status, account: target_account, deleted_at: 1.day.ago) }
+        let!(:media_attachment2) { Fabricate(:media_attachment, account: target_account, status: media_attached_deleted_status) }
+        let(:last_media_attached_status) { Fabricate(:status, account: target_account) }
+        let!(:last_media_attachment) { Fabricate(:media_attachment, account: target_account, status: last_media_attached_status) }
+        let!(:last_status) { Fabricate(:status, account: target_account) }
+
+        it_behaves_like 'common behavior'
+
+        it 'marks the non-deleted as sensitive' do
+          subject
+          expect(media_attached_status.reload.sensitive).to be true
+        end
+      end
+    end
+
+    context 'action as submit button' do
+      subject { post :create, params: common_params.merge({ action => '' }) }
+
+      it_behaves_like 'all action types'
+    end
+
+    context 'action as submit button' do
+      subject { post :create, params: common_params.merge({ moderation_action: action }) }
+
+      it_behaves_like 'all action types'
     end
   end
 end
diff --git a/spec/controllers/admin/reports_controller_spec.rb b/spec/controllers/admin/reports_controller_spec.rb
index 4cd1524bf..97daaf8da 100644
--- a/spec/controllers/admin/reports_controller_spec.rb
+++ b/spec/controllers/admin/reports_controller_spec.rb
@@ -1,9 +1,12 @@
+# frozen_string_literal: true
+
 require 'rails_helper'
 
 describe Admin::ReportsController do
   render_views
 
   let(:user) { Fabricate(:user, role: UserRole.find_by(name: 'Admin')) }
+
   before do
     sign_in user, scope: :user
   end
@@ -54,7 +57,7 @@ describe Admin::ReportsController do
       expect(response).to redirect_to(admin_reports_path)
       report.reload
       expect(report.action_taken_by_account).to eq user.account
-      expect(report.action_taken?).to eq true
+      expect(report.action_taken?).to be true
     end
   end
 
@@ -65,8 +68,8 @@ describe Admin::ReportsController do
       put :reopen, params: { id: report }
       expect(response).to redirect_to(admin_report_path(report))
       report.reload
-      expect(report.action_taken_by_account).to eq nil
-      expect(report.action_taken?).to eq false
+      expect(report.action_taken_by_account).to be_nil
+      expect(report.action_taken?).to be false
     end
   end
 
@@ -88,7 +91,7 @@ describe Admin::ReportsController do
       put :unassign, params: { id: report }
       expect(response).to redirect_to(admin_report_path(report))
       report.reload
-      expect(report.assigned_account).to eq nil
+      expect(report.assigned_account).to be_nil
     end
   end
 end
diff --git a/spec/controllers/admin/resets_controller_spec.rb b/spec/controllers/admin/resets_controller_spec.rb
index aeb172318..16adb8a12 100644
--- a/spec/controllers/admin/resets_controller_spec.rb
+++ b/spec/controllers/admin/resets_controller_spec.rb
@@ -1,9 +1,12 @@
+# frozen_string_literal: true
+
 require 'rails_helper'
 
 describe Admin::ResetsController do
   render_views
 
   let(:account) { Fabricate(:account) }
+
   before do
     sign_in Fabricate(:user, role: UserRole.find_by(name: 'Admin')), scope: :user
   end
diff --git a/spec/controllers/admin/roles_controller_spec.rb b/spec/controllers/admin/roles_controller_spec.rb
index 8ff891205..223d0a472 100644
--- a/spec/controllers/admin/roles_controller_spec.rb
+++ b/spec/controllers/admin/roles_controller_spec.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 require 'rails_helper'
 
 describe Admin::RolesController do
@@ -18,7 +20,7 @@ describe Admin::RolesController do
 
     context 'when user does not have permission to manage roles' do
       it 'returns http forbidden' do
-        expect(response).to have_http_status(:forbidden)
+        expect(response).to have_http_status(403)
       end
     end
 
@@ -38,7 +40,7 @@ describe Admin::RolesController do
 
     context 'when user does not have permission to manage roles' do
       it 'returns http forbidden' do
-        expect(response).to have_http_status(:forbidden)
+        expect(response).to have_http_status(403)
       end
     end
 
@@ -128,7 +130,7 @@ describe Admin::RolesController do
 
     context 'when user does not have permission to manage roles' do
       it 'returns http forbidden' do
-        expect(response).to have_http_status(:forbidden)
+        expect(response).to have_http_status(403)
       end
     end
 
@@ -145,7 +147,7 @@ describe Admin::RolesController do
         let(:role_position) { current_role.position + 1 }
 
         it 'returns http forbidden' do
-          expect(response).to have_http_status(:forbidden)
+          expect(response).to have_http_status(403)
         end
       end
     end
@@ -165,7 +167,7 @@ describe Admin::RolesController do
 
     context 'when user does not have permission to manage roles' do
       it 'returns http forbidden' do
-        expect(response).to have_http_status(:forbidden)
+        expect(response).to have_http_status(403)
       end
 
       it 'does not update the role' do
@@ -203,7 +205,7 @@ describe Admin::RolesController do
           let(:role_position) { current_role.position + 1 }
 
           it 'returns http forbidden' do
-            expect(response).to have_http_status(:forbidden)
+            expect(response).to have_http_status(403)
           end
 
           it 'does not update the role' do
@@ -224,7 +226,7 @@ describe Admin::RolesController do
 
     context 'when user does not have permission to manage roles' do
       it 'returns http forbidden' do
-        expect(response).to have_http_status(:forbidden)
+        expect(response).to have_http_status(403)
       end
     end
 
@@ -241,7 +243,7 @@ describe Admin::RolesController do
         let(:role_position) { current_role.position + 1 }
 
         it 'returns http forbidden' do
-          expect(response).to have_http_status(:forbidden)
+          expect(response).to have_http_status(403)
         end
       end
     end
diff --git a/spec/controllers/admin/rules_controller_spec.rb b/spec/controllers/admin/rules_controller_spec.rb
new file mode 100644
index 000000000..d7b633c04
--- /dev/null
+++ b/spec/controllers/admin/rules_controller_spec.rb
@@ -0,0 +1,21 @@
+# frozen_string_literal: true
+
+require 'rails_helper'
+
+describe Admin::RulesController do
+  render_views
+
+  let(:user) { Fabricate(:user, role: UserRole.find_by(name: 'Admin')) }
+
+  before do
+    sign_in user, scope: :user
+  end
+
+  describe 'GET #index' do
+    it 'returns http success' do
+      get :index
+
+      expect(response).to have_http_status(:success)
+    end
+  end
+end
diff --git a/spec/controllers/admin/settings/about_controller_spec.rb b/spec/controllers/admin/settings/about_controller_spec.rb
new file mode 100644
index 000000000..2ae26090b
--- /dev/null
+++ b/spec/controllers/admin/settings/about_controller_spec.rb
@@ -0,0 +1,21 @@
+# frozen_string_literal: true
+
+require 'rails_helper'
+
+describe Admin::Settings::AboutController do
+  render_views
+
+  let(:user) { Fabricate(:user, role: UserRole.find_by(name: 'Admin')) }
+
+  before do
+    sign_in user, scope: :user
+  end
+
+  describe 'GET #show' do
+    it 'returns http success' do
+      get :show
+
+      expect(response).to have_http_status(:success)
+    end
+  end
+end
diff --git a/spec/controllers/admin/settings/appearance_controller_spec.rb b/spec/controllers/admin/settings/appearance_controller_spec.rb
new file mode 100644
index 000000000..65b29acc3
--- /dev/null
+++ b/spec/controllers/admin/settings/appearance_controller_spec.rb
@@ -0,0 +1,21 @@
+# frozen_string_literal: true
+
+require 'rails_helper'
+
+describe Admin::Settings::AppearanceController do
+  render_views
+
+  let(:user) { Fabricate(:user, role: UserRole.find_by(name: 'Admin')) }
+
+  before do
+    sign_in user, scope: :user
+  end
+
+  describe 'GET #show' do
+    it 'returns http success' do
+      get :show
+
+      expect(response).to have_http_status(:success)
+    end
+  end
+end
diff --git a/spec/controllers/admin/settings/content_retention_controller_spec.rb b/spec/controllers/admin/settings/content_retention_controller_spec.rb
new file mode 100644
index 000000000..53ce84d18
--- /dev/null
+++ b/spec/controllers/admin/settings/content_retention_controller_spec.rb
@@ -0,0 +1,21 @@
+# frozen_string_literal: true
+
+require 'rails_helper'
+
+describe Admin::Settings::ContentRetentionController do
+  render_views
+
+  let(:user) { Fabricate(:user, role: UserRole.find_by(name: 'Admin')) }
+
+  before do
+    sign_in user, scope: :user
+  end
+
+  describe 'GET #show' do
+    it 'returns http success' do
+      get :show
+
+      expect(response).to have_http_status(:success)
+    end
+  end
+end
diff --git a/spec/controllers/admin/settings/discovery_controller_spec.rb b/spec/controllers/admin/settings/discovery_controller_spec.rb
new file mode 100644
index 000000000..c7307ffc8
--- /dev/null
+++ b/spec/controllers/admin/settings/discovery_controller_spec.rb
@@ -0,0 +1,21 @@
+# frozen_string_literal: true
+
+require 'rails_helper'
+
+describe Admin::Settings::DiscoveryController do
+  render_views
+
+  let(:user) { Fabricate(:user, role: UserRole.find_by(name: 'Admin')) }
+
+  before do
+    sign_in user, scope: :user
+  end
+
+  describe 'GET #show' do
+    it 'returns http success' do
+      get :show
+
+      expect(response).to have_http_status(:success)
+    end
+  end
+end
diff --git a/spec/controllers/admin/settings/registrations_controller_spec.rb b/spec/controllers/admin/settings/registrations_controller_spec.rb
new file mode 100644
index 000000000..3fc1f9d13
--- /dev/null
+++ b/spec/controllers/admin/settings/registrations_controller_spec.rb
@@ -0,0 +1,21 @@
+# frozen_string_literal: true
+
+require 'rails_helper'
+
+describe Admin::Settings::RegistrationsController do
+  render_views
+
+  let(:user) { Fabricate(:user, role: UserRole.find_by(name: 'Admin')) }
+
+  before do
+    sign_in user, scope: :user
+  end
+
+  describe 'GET #show' do
+    it 'returns http success' do
+      get :show
+
+      expect(response).to have_http_status(:success)
+    end
+  end
+end
diff --git a/spec/controllers/admin/site_uploads_controller_spec.rb b/spec/controllers/admin/site_uploads_controller_spec.rb
new file mode 100644
index 000000000..4ea37f396
--- /dev/null
+++ b/spec/controllers/admin/site_uploads_controller_spec.rb
@@ -0,0 +1,23 @@
+# frozen_string_literal: true
+
+require 'rails_helper'
+
+describe Admin::SiteUploadsController do
+  render_views
+
+  let(:user) { Fabricate(:user, role: UserRole.find_by(name: 'Admin')) }
+
+  before do
+    sign_in user, scope: :user
+  end
+
+  describe 'DELETE #destroy' do
+    let(:site_upload) { Fabricate(:site_upload, var: 'thumbnail') }
+
+    it 'returns http success' do
+      delete :destroy, params: { id: site_upload.id }
+
+      expect(response).to redirect_to(admin_settings_path)
+    end
+  end
+end
diff --git a/spec/controllers/admin/statuses_controller_spec.rb b/spec/controllers/admin/statuses_controller_spec.rb
index 7f912c1c0..79d83db97 100644
--- a/spec/controllers/admin/statuses_controller_spec.rb
+++ b/spec/controllers/admin/statuses_controller_spec.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 require 'rails_helper'
 
 describe Admin::StatusesController do
diff --git a/spec/controllers/admin/trends/links/preview_card_providers_controller_spec.rb b/spec/controllers/admin/trends/links/preview_card_providers_controller_spec.rb
new file mode 100644
index 000000000..95ed38d6b
--- /dev/null
+++ b/spec/controllers/admin/trends/links/preview_card_providers_controller_spec.rb
@@ -0,0 +1,21 @@
+# frozen_string_literal: true
+
+require 'rails_helper'
+
+describe Admin::Trends::Links::PreviewCardProvidersController do
+  render_views
+
+  let(:user) { Fabricate(:user, role: UserRole.find_by(name: 'Admin')) }
+
+  before do
+    sign_in user, scope: :user
+  end
+
+  describe 'GET #index' do
+    it 'returns http success' do
+      get :index
+
+      expect(response).to have_http_status(:success)
+    end
+  end
+end
diff --git a/spec/controllers/admin/trends/links_controller_spec.rb b/spec/controllers/admin/trends/links_controller_spec.rb
new file mode 100644
index 000000000..7c67f5e5a
--- /dev/null
+++ b/spec/controllers/admin/trends/links_controller_spec.rb
@@ -0,0 +1,21 @@
+# frozen_string_literal: true
+
+require 'rails_helper'
+
+describe Admin::Trends::LinksController do
+  render_views
+
+  let(:user) { Fabricate(:user, role: UserRole.find_by(name: 'Admin')) }
+
+  before do
+    sign_in user, scope: :user
+  end
+
+  describe 'GET #index' do
+    it 'returns http success' do
+      get :index
+
+      expect(response).to have_http_status(:success)
+    end
+  end
+end
diff --git a/spec/controllers/admin/trends/statuses_controller_spec.rb b/spec/controllers/admin/trends/statuses_controller_spec.rb
new file mode 100644
index 000000000..b752234d3
--- /dev/null
+++ b/spec/controllers/admin/trends/statuses_controller_spec.rb
@@ -0,0 +1,21 @@
+# frozen_string_literal: true
+
+require 'rails_helper'
+
+describe Admin::Trends::StatusesController do
+  render_views
+
+  let(:user) { Fabricate(:user, role: UserRole.find_by(name: 'Admin')) }
+
+  before do
+    sign_in user, scope: :user
+  end
+
+  describe 'GET #index' do
+    it 'returns http success' do
+      get :index
+
+      expect(response).to have_http_status(:success)
+    end
+  end
+end
diff --git a/spec/controllers/admin/trends/tags_controller_spec.rb b/spec/controllers/admin/trends/tags_controller_spec.rb
new file mode 100644
index 000000000..4f74a5545
--- /dev/null
+++ b/spec/controllers/admin/trends/tags_controller_spec.rb
@@ -0,0 +1,21 @@
+# frozen_string_literal: true
+
+require 'rails_helper'
+
+describe Admin::Trends::TagsController do
+  render_views
+
+  let(:user) { Fabricate(:user, role: UserRole.find_by(name: 'Admin')) }
+
+  before do
+    sign_in user, scope: :user
+  end
+
+  describe 'GET #index' do
+    it 'returns http success' do
+      get :index
+
+      expect(response).to have_http_status(:success)
+    end
+  end
+end
diff --git a/spec/controllers/admin/users/roles_controller.rb b/spec/controllers/admin/users/roles_controller_spec.rb
index bd6a3fa67..fe2cee01b 100644
--- a/spec/controllers/admin/users/roles_controller.rb
+++ b/spec/controllers/admin/users/roles_controller_spec.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 require 'rails_helper'
 
 describe Admin::Users::RolesController do
@@ -26,7 +28,7 @@ describe Admin::Users::RolesController do
       let(:previous_role) { UserRole.create(name: 'Baz', permissions: UserRole::FLAGS[:administrator], position: 100) }
 
       it 'returns http forbidden' do
-        expect(response).to have_http_status(:forbidden)
+        expect(response).to have_http_status(403)
       end
     end
   end
@@ -74,7 +76,7 @@ describe Admin::Users::RolesController do
       end
 
       it 'returns http forbidden' do
-        expect(response).to have_http_status(:forbidden)
+        expect(response).to have_http_status(403)
       end
     end
   end
diff --git a/spec/controllers/admin/users/two_factor_authentications_controller_spec.rb b/spec/controllers/admin/users/two_factor_authentications_controller_spec.rb
index e56264ef6..eb10d4796 100644
--- a/spec/controllers/admin/users/two_factor_authentications_controller_spec.rb
+++ b/spec/controllers/admin/users/two_factor_authentications_controller_spec.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 require 'rails_helper'
 require 'webauthn/fake_client'
 
@@ -20,7 +22,7 @@ describe Admin::Users::TwoFactorAuthenticationsController do
         delete :destroy, params: { user_id: user.id }
 
         user.reload
-        expect(user.otp_enabled?).to eq false
+        expect(user.otp_enabled?).to be false
         expect(response).to redirect_to(admin_account_path(user.account_id))
       end
     end
@@ -43,8 +45,8 @@ describe Admin::Users::TwoFactorAuthenticationsController do
         delete :destroy, params: { user_id: user.id }
 
         user.reload
-        expect(user.otp_enabled?).to eq false
-        expect(user.webauthn_enabled?).to eq false
+        expect(user.otp_enabled?).to be false
+        expect(user.webauthn_enabled?).to be false
         expect(response).to redirect_to(admin_account_path(user.account_id))
       end
     end
diff --git a/spec/controllers/admin/warning_presets_controller_spec.rb b/spec/controllers/admin/warning_presets_controller_spec.rb
new file mode 100644
index 000000000..6b48fc28b
--- /dev/null
+++ b/spec/controllers/admin/warning_presets_controller_spec.rb
@@ -0,0 +1,21 @@
+# frozen_string_literal: true
+
+require 'rails_helper'
+
+describe Admin::WarningPresetsController do
+  render_views
+
+  let(:user) { Fabricate(:user, role: UserRole.find_by(name: 'Admin')) }
+
+  before do
+    sign_in user, scope: :user
+  end
+
+  describe 'GET #index' do
+    it 'returns http success' do
+      get :index
+
+      expect(response).to have_http_status(:success)
+    end
+  end
+end
diff --git a/spec/controllers/admin/webhooks/secrets_controller_spec.rb b/spec/controllers/admin/webhooks/secrets_controller_spec.rb
new file mode 100644
index 000000000..291a10fba
--- /dev/null
+++ b/spec/controllers/admin/webhooks/secrets_controller_spec.rb
@@ -0,0 +1,23 @@
+# frozen_string_literal: true
+
+require 'rails_helper'
+
+describe Admin::Webhooks::SecretsController do
+  render_views
+
+  let(:user) { Fabricate(:user, role: UserRole.find_by(name: 'Admin')) }
+
+  before do
+    sign_in user, scope: :user
+  end
+
+  describe 'POST #rotate' do
+    let(:webhook) { Fabricate(:webhook) }
+
+    it 'returns http success' do
+      post :rotate, params: { webhook_id: webhook.id }
+
+      expect(response).to redirect_to(admin_webhook_path(webhook))
+    end
+  end
+end
diff --git a/spec/controllers/admin/webhooks_controller_spec.rb b/spec/controllers/admin/webhooks_controller_spec.rb
new file mode 100644
index 000000000..12727e142
--- /dev/null
+++ b/spec/controllers/admin/webhooks_controller_spec.rb
@@ -0,0 +1,21 @@
+# frozen_string_literal: true
+
+require 'rails_helper'
+
+describe Admin::WebhooksController do
+  render_views
+
+  let(:user) { Fabricate(:user, role: UserRole.find_by(name: 'Admin')) }
+
+  before do
+    sign_in user, scope: :user
+  end
+
+  describe 'GET #index' do
+    it 'returns http success' do
+      get :index
+
+      expect(response).to have_http_status(:success)
+    end
+  end
+end
diff --git a/spec/controllers/api/oembed_controller_spec.rb b/spec/controllers/api/oembed_controller_spec.rb
index b9082bde1..930f36250 100644
--- a/spec/controllers/api/oembed_controller_spec.rb
+++ b/spec/controllers/api/oembed_controller_spec.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 require 'rails_helper'
 
 RSpec.describe Api::OEmbedController, type: :controller do
diff --git a/spec/controllers/api/v1/accounts/credentials_controller_spec.rb b/spec/controllers/api/v1/accounts/credentials_controller_spec.rb
index aae35ce38..a677aaad0 100644
--- a/spec/controllers/api/v1/accounts/credentials_controller_spec.rb
+++ b/spec/controllers/api/v1/accounts/credentials_controller_spec.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 require 'rails_helper'
 
 describe Api::V1::Accounts::CredentialsController do
@@ -35,7 +37,7 @@ describe Api::V1::Accounts::CredentialsController do
             source: {
               privacy: 'unlisted',
               sensitive: true,
-            }
+            },
           }
         end
 
@@ -44,6 +46,7 @@ describe Api::V1::Accounts::CredentialsController do
         end
 
         it 'updates account info' do
+          user.reload
           user.account.reload
 
           expect(user.account.display_name).to eq("Alice Isn't Dead")
@@ -51,7 +54,7 @@ describe Api::V1::Accounts::CredentialsController do
           expect(user.account.avatar).to exist
           expect(user.account.header).to exist
           expect(user.setting_default_privacy).to eq('unlisted')
-          expect(user.setting_default_sensitive).to eq(true)
+          expect(user.setting_default_sensitive).to be(true)
         end
 
         it 'queues up an account update distribution' do
@@ -70,17 +73,17 @@ describe Api::V1::Accounts::CredentialsController do
         it 'returns http success' do
           expect(response).to have_http_status(200)
         end
-     end
+      end
 
-      describe 'with invalid data' do
+      describe 'with a too long profile bio' do
         before do
           note = 'This is too long. '
-          note = note + 'a' * (Account::MAX_NOTE_LENGTH - note.length + 1)
+          note += 'a' * (Account::MAX_NOTE_LENGTH - note.length + 1)
           patch :update, params: { note: note }
         end
 
         it 'returns http unprocessable entity' do
-          expect(response).to have_http_status(:unprocessable_entity)
+          expect(response).to have_http_status(422)
         end
       end
     end
@@ -88,20 +91,20 @@ describe Api::V1::Accounts::CredentialsController do
 
   context 'without an oauth token' do
     before do
-      allow(controller).to receive(:doorkeeper_token) { nil }
+      allow(controller).to receive(:doorkeeper_token).and_return(nil)
     end
 
     describe 'GET #show' do
       it 'returns http unauthorized' do
         get :show
-        expect(response).to have_http_status(:unauthorized)
+        expect(response).to have_http_status(401)
       end
     end
 
     describe 'PATCH #update' do
       it 'returns http unauthorized' do
         patch :update, params: { note: 'Foo' }
-        expect(response).to have_http_status(:unauthorized)
+        expect(response).to have_http_status(401)
       end
     end
   end
diff --git a/spec/controllers/api/v1/accounts/familiar_followers_controller_spec.rb b/spec/controllers/api/v1/accounts/familiar_followers_controller_spec.rb
new file mode 100644
index 000000000..bb075261f
--- /dev/null
+++ b/spec/controllers/api/v1/accounts/familiar_followers_controller_spec.rb
@@ -0,0 +1,23 @@
+# frozen_string_literal: true
+
+require 'rails_helper'
+
+describe Api::V1::Accounts::FamiliarFollowersController do
+  render_views
+
+  let(:user)    { Fabricate(:user) }
+  let(:token)   { Fabricate(:accessible_access_token, resource_owner_id: user.id, scopes: 'read:follows') }
+  let(:account) { Fabricate(:account) }
+
+  before do
+    allow(controller).to receive(:doorkeeper_token) { token }
+  end
+
+  describe 'GET #index' do
+    it 'returns http success' do
+      get :index, params: { account_id: account.id, limit: 2 }
+
+      expect(response).to have_http_status(200)
+    end
+  end
+end
diff --git a/spec/controllers/api/v1/accounts/featured_tags_controller_spec.rb b/spec/controllers/api/v1/accounts/featured_tags_controller_spec.rb
new file mode 100644
index 000000000..53ac1e2a7
--- /dev/null
+++ b/spec/controllers/api/v1/accounts/featured_tags_controller_spec.rb
@@ -0,0 +1,23 @@
+# frozen_string_literal: true
+
+require 'rails_helper'
+
+describe Api::V1::Accounts::FeaturedTagsController do
+  render_views
+
+  let(:user)    { Fabricate(:user) }
+  let(:token)   { Fabricate(:accessible_access_token, resource_owner_id: user.id, scopes: 'read:accounts') }
+  let(:account) { Fabricate(:account) }
+
+  before do
+    allow(controller).to receive(:doorkeeper_token) { token }
+  end
+
+  describe 'GET #index' do
+    it 'returns http success' do
+      get :index, params: { account_id: account.id, limit: 2 }
+
+      expect(response).to have_http_status(200)
+    end
+  end
+end
diff --git a/spec/controllers/api/v1/accounts/follower_accounts_controller_spec.rb b/spec/controllers/api/v1/accounts/follower_accounts_controller_spec.rb
index 1e6e1d8e0..53298a2e4 100644
--- a/spec/controllers/api/v1/accounts/follower_accounts_controller_spec.rb
+++ b/spec/controllers/api/v1/accounts/follower_accounts_controller_spec.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 require 'rails_helper'
 
 describe Api::V1::Accounts::FollowerAccountsController do
diff --git a/spec/controllers/api/v1/accounts/following_accounts_controller_spec.rb b/spec/controllers/api/v1/accounts/following_accounts_controller_spec.rb
index cc962c6ee..7390b25b5 100644
--- a/spec/controllers/api/v1/accounts/following_accounts_controller_spec.rb
+++ b/spec/controllers/api/v1/accounts/following_accounts_controller_spec.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 require 'rails_helper'
 
 describe Api::V1::Accounts::FollowingAccountsController do
diff --git a/spec/controllers/api/v1/accounts/identity_proofs_controller_spec.rb b/spec/controllers/api/v1/accounts/identity_proofs_controller_spec.rb
new file mode 100644
index 000000000..6351de761
--- /dev/null
+++ b/spec/controllers/api/v1/accounts/identity_proofs_controller_spec.rb
@@ -0,0 +1,23 @@
+# frozen_string_literal: true
+
+require 'rails_helper'
+
+describe Api::V1::Accounts::IdentityProofsController do
+  render_views
+
+  let(:user)    { Fabricate(:user) }
+  let(:token)   { Fabricate(:accessible_access_token, resource_owner_id: user.id, scopes: 'read:accounts') }
+  let(:account) { Fabricate(:account) }
+
+  before do
+    allow(controller).to receive(:doorkeeper_token) { token }
+  end
+
+  describe 'GET #index' do
+    it 'returns http success' do
+      get :index, params: { account_id: account.id, limit: 2 }
+
+      expect(response).to have_http_status(200)
+    end
+  end
+end
diff --git a/spec/controllers/api/v1/accounts/lists_controller_spec.rb b/spec/controllers/api/v1/accounts/lists_controller_spec.rb
index d71485633..418839cfa 100644
--- a/spec/controllers/api/v1/accounts/lists_controller_spec.rb
+++ b/spec/controllers/api/v1/accounts/lists_controller_spec.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 require 'rails_helper'
 
 describe Api::V1::Accounts::ListsController do
diff --git a/spec/controllers/api/v1/accounts/lookup_controller_spec.rb b/spec/controllers/api/v1/accounts/lookup_controller_spec.rb
new file mode 100644
index 000000000..37407766f
--- /dev/null
+++ b/spec/controllers/api/v1/accounts/lookup_controller_spec.rb
@@ -0,0 +1,23 @@
+# frozen_string_literal: true
+
+require 'rails_helper'
+
+describe Api::V1::Accounts::LookupController do
+  render_views
+
+  let(:user)    { Fabricate(:user) }
+  let(:token)   { Fabricate(:accessible_access_token, resource_owner_id: user.id, scopes: 'read:accounts') }
+  let(:account) { Fabricate(:account) }
+
+  before do
+    allow(controller).to receive(:doorkeeper_token) { token }
+  end
+
+  describe 'GET #show' do
+    it 'returns http success' do
+      get :show, params: { account_id: account.id, acct: account.acct }
+
+      expect(response).to have_http_status(200)
+    end
+  end
+end
diff --git a/spec/controllers/api/v1/accounts/notes_controller_spec.rb b/spec/controllers/api/v1/accounts/notes_controller_spec.rb
index 42c2d8a86..fd4d34f69 100644
--- a/spec/controllers/api/v1/accounts/notes_controller_spec.rb
+++ b/spec/controllers/api/v1/accounts/notes_controller_spec.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 require 'rails_helper'
 
 describe Api::V1::Accounts::NotesController do
diff --git a/spec/controllers/api/v1/accounts/relationships_controller_spec.rb b/spec/controllers/api/v1/accounts/relationships_controller_spec.rb
index 69ad0d061..da8d7fe3f 100644
--- a/spec/controllers/api/v1/accounts/relationships_controller_spec.rb
+++ b/spec/controllers/api/v1/accounts/relationships_controller_spec.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 require 'rails_helper'
 
 describe Api::V1::Accounts::RelationshipsController do
diff --git a/spec/controllers/api/v1/accounts/search_controller_spec.rb b/spec/controllers/api/v1/accounts/search_controller_spec.rb
index 5b23bff68..d2b675a3c 100644
--- a/spec/controllers/api/v1/accounts/search_controller_spec.rb
+++ b/spec/controllers/api/v1/accounts/search_controller_spec.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 require 'rails_helper'
 
 RSpec.describe Api::V1::Accounts::SearchController, type: :controller do
diff --git a/spec/controllers/api/v1/accounts/statuses_controller_spec.rb b/spec/controllers/api/v1/accounts/statuses_controller_spec.rb
index b962b3398..e57c37179 100644
--- a/spec/controllers/api/v1/accounts/statuses_controller_spec.rb
+++ b/spec/controllers/api/v1/accounts/statuses_controller_spec.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 require 'rails_helper'
 
 describe Api::V1::Accounts::StatusesController do
@@ -16,6 +18,11 @@ describe Api::V1::Accounts::StatusesController do
       get :index, params: { account_id: user.account.id, limit: 1 }
 
       expect(response).to have_http_status(200)
+    end
+
+    it 'returns expected headers' do
+      get :index, params: { account_id: user.account.id, limit: 1 }
+
       expect(response.headers['Link'].links.size).to eq(2)
     end
 
@@ -28,15 +35,25 @@ describe Api::V1::Accounts::StatusesController do
     end
 
     context 'with exclude replies' do
+      let!(:older_statuses) { user.account.statuses.destroy_all }
+      let!(:status) { Fabricate(:status, account: user.account) }
+      let!(:status_self_reply) { Fabricate(:status, account: user.account, thread: status) }
+
       before do
-        Fabricate(:status, account: user.account, thread: Fabricate(:status))
+        Fabricate(:status, account: user.account, thread: Fabricate(:status)) # Reply to another user
+        get :index, params: { account_id: user.account.id, exclude_replies: true }
       end
 
       it 'returns http success' do
-        get :index, params: { account_id: user.account.id, exclude_replies: true }
-
         expect(response).to have_http_status(200)
       end
+
+      it 'returns posts along with self replies' do
+        json = body_as_json
+        post_ids = json.map { |item| item[:id].to_i }.sort
+
+        expect(post_ids).to eq [status.id, status_self_reply.id]
+      end
     end
 
     context 'with only own pinned' do
@@ -55,8 +72,11 @@ describe Api::V1::Accounts::StatusesController do
       let(:account)        { Fabricate(:account, username: 'bob', domain: 'example.com') }
       let(:status)         { Fabricate(:status, account: account) }
       let(:private_status) { Fabricate(:status, account: account, visibility: :private) }
-      let!(:pin)           { Fabricate(:status_pin, account: account, status: status) }
-      let!(:private_pin)   { Fabricate(:status_pin, account: account, status: private_status) }
+
+      before do
+        Fabricate(:status_pin, account: account, status: status)
+        Fabricate(:status_pin, account: account, status: private_status)
+      end
 
       it 'returns http success' do
         get :index, params: { account_id: account.id, pinned: true }
diff --git a/spec/controllers/api/v1/accounts_controller_spec.rb b/spec/controllers/api/v1/accounts_controller_spec.rb
index d6bbcefd7..5fbb65021 100644
--- a/spec/controllers/api/v1/accounts_controller_spec.rb
+++ b/spec/controllers/api/v1/accounts_controller_spec.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 require 'rails_helper'
 
 RSpec.describe Api::V1::AccountsController, type: :controller do
diff --git a/spec/controllers/api/v1/admin/account_actions_controller_spec.rb b/spec/controllers/api/v1/admin/account_actions_controller_spec.rb
index 462c2cfa9..cafbee212 100644
--- a/spec/controllers/api/v1/admin/account_actions_controller_spec.rb
+++ b/spec/controllers/api/v1/admin/account_actions_controller_spec.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 require 'rails_helper'
 
 RSpec.describe Api::V1::Admin::AccountActionsController, type: :controller do
diff --git a/spec/controllers/api/v1/admin/accounts_controller_spec.rb b/spec/controllers/api/v1/admin/accounts_controller_spec.rb
index 8d35b86cb..9ffcdb34f 100644
--- a/spec/controllers/api/v1/admin/accounts_controller_spec.rb
+++ b/spec/controllers/api/v1/admin/accounts_controller_spec.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 require 'rails_helper'
 
 RSpec.describe Api::V1::Admin::AccountsController, type: :controller do
@@ -65,7 +67,7 @@ RSpec.describe Api::V1::Admin::AccountsController, type: :controller do
         it "returns the correct accounts (#{expected_results.inspect})" do
           json = body_as_json
 
-          expect(json.map { |a| a[:id].to_i }).to eq (expected_results.map { |symbol| send(symbol).id })
+          expect(json.map { |a| a[:id].to_i }).to eq(expected_results.map { |symbol| send(symbol).id })
         end
       end
     end
diff --git a/spec/controllers/api/v1/admin/canonical_email_blocks_controller_spec.rb b/spec/controllers/api/v1/admin/canonical_email_blocks_controller_spec.rb
new file mode 100644
index 000000000..3acae843a
--- /dev/null
+++ b/spec/controllers/api/v1/admin/canonical_email_blocks_controller_spec.rb
@@ -0,0 +1,23 @@
+# frozen_string_literal: true
+
+require 'rails_helper'
+
+describe Api::V1::Admin::CanonicalEmailBlocksController do
+  render_views
+
+  let(:user)    { Fabricate(:user, role: UserRole.find_by(name: 'Admin')) }
+  let(:token)   { Fabricate(:accessible_access_token, resource_owner_id: user.id, scopes: 'admin:read') }
+  let(:account) { Fabricate(:account) }
+
+  before do
+    allow(controller).to receive(:doorkeeper_token) { token }
+  end
+
+  describe 'GET #index' do
+    it 'returns http success' do
+      get :index, params: { account_id: account.id, limit: 2 }
+
+      expect(response).to have_http_status(200)
+    end
+  end
+end
diff --git a/spec/controllers/api/v1/admin/dimensions_controller_spec.rb b/spec/controllers/api/v1/admin/dimensions_controller_spec.rb
new file mode 100644
index 000000000..ea18efe38
--- /dev/null
+++ b/spec/controllers/api/v1/admin/dimensions_controller_spec.rb
@@ -0,0 +1,23 @@
+# frozen_string_literal: true
+
+require 'rails_helper'
+
+describe Api::V1::Admin::DimensionsController do
+  render_views
+
+  let(:user)    { Fabricate(:user, role: UserRole.find_by(name: 'Admin')) }
+  let(:token)   { Fabricate(:accessible_access_token, resource_owner_id: user.id, scopes: 'admin:read') }
+  let(:account) { Fabricate(:account) }
+
+  before do
+    allow(controller).to receive(:doorkeeper_token) { token }
+  end
+
+  describe 'POST #create' do
+    it 'returns http success' do
+      post :create, params: { account_id: account.id, limit: 2 }
+
+      expect(response).to have_http_status(200)
+    end
+  end
+end
diff --git a/spec/controllers/api/v1/admin/domain_allows_controller_spec.rb b/spec/controllers/api/v1/admin/domain_allows_controller_spec.rb
index 8100363f6..15567907e 100644
--- a/spec/controllers/api/v1/admin/domain_allows_controller_spec.rb
+++ b/spec/controllers/api/v1/admin/domain_allows_controller_spec.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 require 'rails_helper'
 
 RSpec.describe Api::V1::Admin::DomainAllowsController, type: :controller do
diff --git a/spec/controllers/api/v1/admin/domain_blocks_controller_spec.rb b/spec/controllers/api/v1/admin/domain_blocks_controller_spec.rb
index 606def602..0460c701a 100644
--- a/spec/controllers/api/v1/admin/domain_blocks_controller_spec.rb
+++ b/spec/controllers/api/v1/admin/domain_blocks_controller_spec.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 require 'rails_helper'
 
 RSpec.describe Api::V1::Admin::DomainBlocksController, type: :controller do
@@ -73,16 +75,15 @@ RSpec.describe Api::V1::Admin::DomainBlocksController, type: :controller do
 
   describe 'PUT #update' do
     let!(:remote_account) { Fabricate(:account, domain: 'example.com') }
-    let(:domain_block)    { Fabricate(:domain_block, domain: 'example.com', severity: original_severity) }
+    let(:subject) do
+      post :update, params: { id: domain_block.id, domain: 'example.com', severity: new_severity }
+    end
+    let(:domain_block) { Fabricate(:domain_block, domain: 'example.com', severity: original_severity) }
 
     before do
       BlockDomainService.new.call(domain_block)
     end
 
-    let(:subject) do
-      post :update, params: { id: domain_block.id, domain: 'example.com', severity: new_severity }
-    end
-
     context 'downgrading a domain suspension to silence' do
       let(:original_severity) { 'suspend' }
       let(:new_severity)      { 'silence' }
diff --git a/spec/controllers/api/v1/admin/email_domain_blocks_controller_spec.rb b/spec/controllers/api/v1/admin/email_domain_blocks_controller_spec.rb
new file mode 100644
index 000000000..a92a29869
--- /dev/null
+++ b/spec/controllers/api/v1/admin/email_domain_blocks_controller_spec.rb
@@ -0,0 +1,23 @@
+# frozen_string_literal: true
+
+require 'rails_helper'
+
+describe Api::V1::Admin::EmailDomainBlocksController do
+  render_views
+
+  let(:user)    { Fabricate(:user, role: UserRole.find_by(name: 'Admin')) }
+  let(:token)   { Fabricate(:accessible_access_token, resource_owner_id: user.id, scopes: 'admin:read') }
+  let(:account) { Fabricate(:account) }
+
+  before do
+    allow(controller).to receive(:doorkeeper_token) { token }
+  end
+
+  describe 'GET #index' do
+    it 'returns http success' do
+      get :index, params: { account_id: account.id, limit: 2 }
+
+      expect(response).to have_http_status(200)
+    end
+  end
+end
diff --git a/spec/controllers/api/v1/admin/ip_blocks_controller_spec.rb b/spec/controllers/api/v1/admin/ip_blocks_controller_spec.rb
new file mode 100644
index 000000000..50e2ae968
--- /dev/null
+++ b/spec/controllers/api/v1/admin/ip_blocks_controller_spec.rb
@@ -0,0 +1,23 @@
+# frozen_string_literal: true
+
+require 'rails_helper'
+
+describe Api::V1::Admin::IpBlocksController do
+  render_views
+
+  let(:user)    { Fabricate(:user, role: UserRole.find_by(name: 'Admin')) }
+  let(:token)   { Fabricate(:accessible_access_token, resource_owner_id: user.id, scopes: 'admin:read') }
+  let(:account) { Fabricate(:account) }
+
+  before do
+    allow(controller).to receive(:doorkeeper_token) { token }
+  end
+
+  describe 'GET #index' do
+    it 'returns http success' do
+      get :index, params: { account_id: account.id, limit: 2 }
+
+      expect(response).to have_http_status(200)
+    end
+  end
+end
diff --git a/spec/controllers/api/v1/admin/measures_controller_spec.rb b/spec/controllers/api/v1/admin/measures_controller_spec.rb
new file mode 100644
index 000000000..03727a632
--- /dev/null
+++ b/spec/controllers/api/v1/admin/measures_controller_spec.rb
@@ -0,0 +1,23 @@
+# frozen_string_literal: true
+
+require 'rails_helper'
+
+describe Api::V1::Admin::MeasuresController do
+  render_views
+
+  let(:user)    { Fabricate(:user, role: UserRole.find_by(name: 'Admin')) }
+  let(:token)   { Fabricate(:accessible_access_token, resource_owner_id: user.id, scopes: 'admin:read') }
+  let(:account) { Fabricate(:account) }
+
+  before do
+    allow(controller).to receive(:doorkeeper_token) { token }
+  end
+
+  describe 'POST #create' do
+    it 'returns http success' do
+      post :create, params: { account_id: account.id, limit: 2 }
+
+      expect(response).to have_http_status(200)
+    end
+  end
+end
diff --git a/spec/controllers/api/v1/admin/reports_controller_spec.rb b/spec/controllers/api/v1/admin/reports_controller_spec.rb
index 880e72030..3d61fe5c3 100644
--- a/spec/controllers/api/v1/admin/reports_controller_spec.rb
+++ b/spec/controllers/api/v1/admin/reports_controller_spec.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 require 'rails_helper'
 
 RSpec.describe Api::V1::Admin::ReportsController, type: :controller do
diff --git a/spec/controllers/api/v1/admin/retention_controller_spec.rb b/spec/controllers/api/v1/admin/retention_controller_spec.rb
new file mode 100644
index 000000000..2381dbcb4
--- /dev/null
+++ b/spec/controllers/api/v1/admin/retention_controller_spec.rb
@@ -0,0 +1,23 @@
+# frozen_string_literal: true
+
+require 'rails_helper'
+
+describe Api::V1::Admin::RetentionController do
+  render_views
+
+  let(:user)    { Fabricate(:user, role: UserRole.find_by(name: 'Admin')) }
+  let(:token)   { Fabricate(:accessible_access_token, resource_owner_id: user.id, scopes: 'admin:read') }
+  let(:account) { Fabricate(:account) }
+
+  before do
+    allow(controller).to receive(:doorkeeper_token) { token }
+  end
+
+  describe 'POST #create' do
+    it 'returns http success' do
+      post :create, params: { account_id: account.id, limit: 2 }
+
+      expect(response).to have_http_status(200)
+    end
+  end
+end
diff --git a/spec/controllers/api/v1/admin/trends/links_controller_spec.rb b/spec/controllers/api/v1/admin/trends/links_controller_spec.rb
new file mode 100644
index 000000000..a64292f06
--- /dev/null
+++ b/spec/controllers/api/v1/admin/trends/links_controller_spec.rb
@@ -0,0 +1,23 @@
+# frozen_string_literal: true
+
+require 'rails_helper'
+
+describe Api::V1::Admin::Trends::LinksController do
+  render_views
+
+  let(:user)    { Fabricate(:user, role: UserRole.find_by(name: 'Admin')) }
+  let(:token)   { Fabricate(:accessible_access_token, resource_owner_id: user.id, scopes: 'admin:read') }
+  let(:account) { Fabricate(:account) }
+
+  before do
+    allow(controller).to receive(:doorkeeper_token) { token }
+  end
+
+  describe 'GET #index' do
+    it 'returns http success' do
+      get :index, params: { account_id: account.id, limit: 2 }
+
+      expect(response).to have_http_status(200)
+    end
+  end
+end
diff --git a/spec/controllers/api/v1/admin/trends/statuses_controller_spec.rb b/spec/controllers/api/v1/admin/trends/statuses_controller_spec.rb
new file mode 100644
index 000000000..821cc499f
--- /dev/null
+++ b/spec/controllers/api/v1/admin/trends/statuses_controller_spec.rb
@@ -0,0 +1,23 @@
+# frozen_string_literal: true
+
+require 'rails_helper'
+
+describe Api::V1::Admin::Trends::StatusesController do
+  render_views
+
+  let(:user)    { Fabricate(:user, role: UserRole.find_by(name: 'Admin')) }
+  let(:token)   { Fabricate(:accessible_access_token, resource_owner_id: user.id, scopes: 'admin:read') }
+  let(:account) { Fabricate(:account) }
+
+  before do
+    allow(controller).to receive(:doorkeeper_token) { token }
+  end
+
+  describe 'GET #index' do
+    it 'returns http success' do
+      get :index, params: { account_id: account.id, limit: 2 }
+
+      expect(response).to have_http_status(200)
+    end
+  end
+end
diff --git a/spec/controllers/api/v1/admin/trends/tags_controller_spec.rb b/spec/controllers/api/v1/admin/trends/tags_controller_spec.rb
new file mode 100644
index 000000000..480306ce7
--- /dev/null
+++ b/spec/controllers/api/v1/admin/trends/tags_controller_spec.rb
@@ -0,0 +1,23 @@
+# frozen_string_literal: true
+
+require 'rails_helper'
+
+describe Api::V1::Admin::Trends::TagsController do
+  render_views
+
+  let(:user)    { Fabricate(:user, role: UserRole.find_by(name: 'Admin')) }
+  let(:token)   { Fabricate(:accessible_access_token, resource_owner_id: user.id, scopes: 'admin:read') }
+  let(:account) { Fabricate(:account) }
+
+  before do
+    allow(controller).to receive(:doorkeeper_token) { token }
+  end
+
+  describe 'GET #index' do
+    it 'returns http success' do
+      get :index, params: { account_id: account.id, limit: 2 }
+
+      expect(response).to have_http_status(200)
+    end
+  end
+end
diff --git a/spec/controllers/api/v1/announcements/reactions_controller_spec.rb b/spec/controllers/api/v1/announcements/reactions_controller_spec.rb
index 72620e242..25c52aa1d 100644
--- a/spec/controllers/api/v1/announcements/reactions_controller_spec.rb
+++ b/spec/controllers/api/v1/announcements/reactions_controller_spec.rb
@@ -15,7 +15,7 @@ RSpec.describe Api::V1::Announcements::ReactionsController, type: :controller do
     context 'without token' do
       it 'returns http unauthorized' do
         put :update, params: { announcement_id: announcement.id, id: '😂' }
-        expect(response).to have_http_status :unauthorized
+        expect(response).to have_http_status 401
       end
     end
 
@@ -43,7 +43,7 @@ RSpec.describe Api::V1::Announcements::ReactionsController, type: :controller do
     context 'without token' do
       it 'returns http unauthorized' do
         delete :destroy, params: { announcement_id: announcement.id, id: '😂' }
-        expect(response).to have_http_status :unauthorized
+        expect(response).to have_http_status 401
       end
     end
 
diff --git a/spec/controllers/api/v1/announcements_controller_spec.rb b/spec/controllers/api/v1/announcements_controller_spec.rb
index 6ee46b60e..eaab2abd8 100644
--- a/spec/controllers/api/v1/announcements_controller_spec.rb
+++ b/spec/controllers/api/v1/announcements_controller_spec.rb
@@ -15,7 +15,7 @@ RSpec.describe Api::V1::AnnouncementsController, type: :controller do
     context 'without token' do
       it 'returns http unprocessable entity' do
         get :index
-        expect(response).to have_http_status :unprocessable_entity
+        expect(response).to have_http_status 422
       end
     end
 
@@ -35,7 +35,7 @@ RSpec.describe Api::V1::AnnouncementsController, type: :controller do
     context 'without token' do
       it 'returns http unauthorized' do
         post :dismiss, params: { id: announcement.id }
-        expect(response).to have_http_status :unauthorized
+        expect(response).to have_http_status 401
       end
     end
 
diff --git a/spec/controllers/api/v1/apps/credentials_controller_spec.rb b/spec/controllers/api/v1/apps/credentials_controller_spec.rb
index 0f811d5f3..350e0c7a0 100644
--- a/spec/controllers/api/v1/apps/credentials_controller_spec.rb
+++ b/spec/controllers/api/v1/apps/credentials_controller_spec.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 require 'rails_helper'
 
 describe Api::V1::Apps::CredentialsController do
@@ -30,13 +32,13 @@ describe Api::V1::Apps::CredentialsController do
 
   context 'without an oauth token' do
     before do
-      allow(controller).to receive(:doorkeeper_token) { nil }
+      allow(controller).to receive(:doorkeeper_token).and_return(nil)
     end
 
     describe 'GET #show' do
       it 'returns http unauthorized' do
         get :show
-        expect(response).to have_http_status(:unauthorized)
+        expect(response).to have_http_status(401)
       end
     end
   end
diff --git a/spec/controllers/api/v1/apps_controller_spec.rb b/spec/controllers/api/v1/apps_controller_spec.rb
index 70cd62d48..bde132c52 100644
--- a/spec/controllers/api/v1/apps_controller_spec.rb
+++ b/spec/controllers/api/v1/apps_controller_spec.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 require 'rails_helper'
 
 RSpec.describe Api::V1::AppsController, type: :controller do
@@ -28,7 +30,7 @@ RSpec.describe Api::V1::AppsController, type: :controller do
       end
 
       it 'creates an OAuth app' do
-        expect(Doorkeeper::Application.find_by(name: client_name)).to_not be nil
+        expect(Doorkeeper::Application.find_by(name: client_name)).to_not be_nil
       end
 
       it 'returns client ID and client secret' do
@@ -68,7 +70,7 @@ RSpec.describe Api::V1::AppsController, type: :controller do
     end
 
     context 'with a too-long website' do
-      let(:website) { 'https://foo.bar/' + ('hoge' * 2_000) }
+      let(:website) { "https://foo.bar/#{'hoge' * 2_000}" }
 
       it 'returns http unprocessable entity' do
         expect(response).to have_http_status(422)
@@ -76,7 +78,7 @@ RSpec.describe Api::V1::AppsController, type: :controller do
     end
 
     context 'with a too-long redirect_uris' do
-      let(:redirect_uris) { 'https://foo.bar/' + ('hoge' * 2_000) }
+      let(:redirect_uris) { "https://foo.bar/#{'hoge' * 2_000}" }
 
       it 'returns http unprocessable entity' do
         expect(response).to have_http_status(422)
diff --git a/spec/controllers/api/v1/blocks_controller_spec.rb b/spec/controllers/api/v1/blocks_controller_spec.rb
index 0e5c8296d..a746389ca 100644
--- a/spec/controllers/api/v1/blocks_controller_spec.rb
+++ b/spec/controllers/api/v1/blocks_controller_spec.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 require 'rails_helper'
 
 RSpec.describe Api::V1::BlocksController, type: :controller do
@@ -37,13 +39,13 @@ RSpec.describe Api::V1::BlocksController, type: :controller do
     it 'sets pagination header for next path' do
       blocks = 2.times.map { Fabricate(:block, account: user.account) }
       get :index, params: { limit: 1, since_id: blocks[0] }
-      expect(response.headers['Link'].find_link(['rel', 'next']).href).to eq api_v1_blocks_url(limit: 1, max_id: blocks[1])
+      expect(response.headers['Link'].find_link(%w(rel next)).href).to eq api_v1_blocks_url(limit: 1, max_id: blocks[1])
     end
 
     it 'sets pagination header for previous path' do
       block = Fabricate(:block, account: user.account)
       get :index
-      expect(response.headers['Link'].find_link(['rel', 'prev']).href).to eq api_v1_blocks_url(since_id: block)
+      expect(response.headers['Link'].find_link(%w(rel prev)).href).to eq api_v1_blocks_url(since_id: block)
     end
 
     it 'returns http success' do
diff --git a/spec/controllers/api/v1/bookmarks_controller_spec.rb b/spec/controllers/api/v1/bookmarks_controller_spec.rb
index d7c5847b0..352d2ca02 100644
--- a/spec/controllers/api/v1/bookmarks_controller_spec.rb
+++ b/spec/controllers/api/v1/bookmarks_controller_spec.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 require 'rails_helper'
 
 RSpec.describe Api::V1::BookmarksController, type: :controller do
@@ -10,7 +12,7 @@ RSpec.describe Api::V1::BookmarksController, type: :controller do
     context 'without token' do
       it 'returns http unauthorized' do
         get :index
-        expect(response).to have_http_status :unauthorized
+        expect(response).to have_http_status 401
       end
     end
 
@@ -24,7 +26,7 @@ RSpec.describe Api::V1::BookmarksController, type: :controller do
 
         it 'returns http forbidden' do
           get :index
-          expect(response).to have_http_status :forbidden
+          expect(response).to have_http_status 403
         end
       end
 
@@ -38,7 +40,7 @@ RSpec.describe Api::V1::BookmarksController, type: :controller do
 
         it 'returns http unprocessable entity' do
           get :index
-          expect(response).to have_http_status :unprocessable_entity
+          expect(response).to have_http_status 422
         end
       end
 
@@ -63,14 +65,14 @@ RSpec.describe Api::V1::BookmarksController, type: :controller do
 
           get :index, params: { limit: 1 }
 
-          expect(response.headers['Link'].find_link(['rel', 'next']).href).to eq "http://test.host/api/v1/bookmarks?limit=1&max_id=#{bookmark.id}"
-          expect(response.headers['Link'].find_link(['rel', 'prev']).href).to eq "http://test.host/api/v1/bookmarks?limit=1&min_id=#{bookmark.id}"
+          expect(response.headers['Link'].find_link(%w(rel next)).href).to eq "http://test.host/api/v1/bookmarks?limit=1&max_id=#{bookmark.id}"
+          expect(response.headers['Link'].find_link(%w(rel prev)).href).to eq "http://test.host/api/v1/bookmarks?limit=1&min_id=#{bookmark.id}"
         end
 
         it 'does not add pagination headers if not necessary' do
           get :index
 
-          expect(response.headers['Link']).to eq nil
+          expect(response.headers['Link']).to be_nil
         end
       end
     end
diff --git a/spec/controllers/api/v1/conversations_controller_spec.rb b/spec/controllers/api/v1/conversations_controller_spec.rb
index 5add7cf1d..36c4cb56f 100644
--- a/spec/controllers/api/v1/conversations_controller_spec.rb
+++ b/spec/controllers/api/v1/conversations_controller_spec.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 require 'rails_helper'
 
 RSpec.describe Api::V1::ConversationsController, type: :controller do
diff --git a/spec/controllers/api/v1/directories_controller_spec.rb b/spec/controllers/api/v1/directories_controller_spec.rb
new file mode 100644
index 000000000..b18aedc4d
--- /dev/null
+++ b/spec/controllers/api/v1/directories_controller_spec.rb
@@ -0,0 +1,23 @@
+# frozen_string_literal: true
+
+require 'rails_helper'
+
+describe Api::V1::DirectoriesController do
+  render_views
+
+  let(:user)    { Fabricate(:user) }
+  let(:token)   { Fabricate(:accessible_access_token, resource_owner_id: user.id, scopes: 'read:follows') }
+  let(:account) { Fabricate(:account) }
+
+  before do
+    allow(controller).to receive(:doorkeeper_token) { token }
+  end
+
+  describe 'GET #show' do
+    it 'returns http success' do
+      get :show
+
+      expect(response).to have_http_status(200)
+    end
+  end
+end
diff --git a/spec/controllers/api/v1/domain_blocks_controller_spec.rb b/spec/controllers/api/v1/domain_blocks_controller_spec.rb
index d9dc1bdbf..467ddbccc 100644
--- a/spec/controllers/api/v1/domain_blocks_controller_spec.rb
+++ b/spec/controllers/api/v1/domain_blocks_controller_spec.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 require 'rails_helper'
 
 RSpec.describe Api::V1::DomainBlocksController, type: :controller do
diff --git a/spec/controllers/api/v1/emails/confirmations_controller_spec.rb b/spec/controllers/api/v1/emails/confirmations_controller_spec.rb
index 15ac31cbc..fc9843fef 100644
--- a/spec/controllers/api/v1/emails/confirmations_controller_spec.rb
+++ b/spec/controllers/api/v1/emails/confirmations_controller_spec.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 require 'rails_helper'
 
 RSpec.describe Api::V1::Emails::ConfirmationsController, type: :controller do
@@ -16,7 +18,7 @@ RSpec.describe Api::V1::Emails::ConfirmationsController, type: :controller do
       context 'from a random app' do
         it 'returns http forbidden' do
           post :create
-          expect(response).to have_http_status(:forbidden)
+          expect(response).to have_http_status(403)
         end
       end
 
@@ -30,7 +32,7 @@ RSpec.describe Api::V1::Emails::ConfirmationsController, type: :controller do
 
           it 'returns http forbidden' do
             post :create
-            expect(response).to have_http_status(:forbidden)
+            expect(response).to have_http_status(403)
           end
 
           context 'but user changed e-mail and has not confirmed it' do
@@ -57,7 +59,7 @@ RSpec.describe Api::V1::Emails::ConfirmationsController, type: :controller do
     context 'without an oauth token' do
       it 'returns http unauthorized' do
         post :create
-        expect(response).to have_http_status(:unauthorized)
+        expect(response).to have_http_status(401)
       end
     end
   end
diff --git a/spec/controllers/api/v1/favourites_controller_spec.rb b/spec/controllers/api/v1/favourites_controller_spec.rb
index 231f76500..6ae0fdc49 100644
--- a/spec/controllers/api/v1/favourites_controller_spec.rb
+++ b/spec/controllers/api/v1/favourites_controller_spec.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 require 'rails_helper'
 
 RSpec.describe Api::V1::FavouritesController, type: :controller do
@@ -10,7 +12,7 @@ RSpec.describe Api::V1::FavouritesController, type: :controller do
     context 'without token' do
       it 'returns http unauthorized' do
         get :index
-        expect(response).to have_http_status :unauthorized
+        expect(response).to have_http_status 401
       end
     end
 
@@ -24,7 +26,7 @@ RSpec.describe Api::V1::FavouritesController, type: :controller do
 
         it 'returns http forbidden' do
           get :index
-          expect(response).to have_http_status :forbidden
+          expect(response).to have_http_status 403
         end
       end
 
@@ -38,7 +40,7 @@ RSpec.describe Api::V1::FavouritesController, type: :controller do
 
         it 'returns http unprocessable entity' do
           get :index
-          expect(response).to have_http_status :unprocessable_entity
+          expect(response).to have_http_status 422
         end
       end
 
@@ -63,14 +65,14 @@ RSpec.describe Api::V1::FavouritesController, type: :controller do
 
           get :index, params: { limit: 1 }
 
-          expect(response.headers['Link'].find_link(['rel', 'next']).href).to eq "http://test.host/api/v1/favourites?limit=1&max_id=#{favourite.id}"
-          expect(response.headers['Link'].find_link(['rel', 'prev']).href).to eq "http://test.host/api/v1/favourites?limit=1&min_id=#{favourite.id}"
+          expect(response.headers['Link'].find_link(%w(rel next)).href).to eq "http://test.host/api/v1/favourites?limit=1&max_id=#{favourite.id}"
+          expect(response.headers['Link'].find_link(%w(rel prev)).href).to eq "http://test.host/api/v1/favourites?limit=1&min_id=#{favourite.id}"
         end
 
         it 'does not add pagination headers if not necessary' do
           get :index
 
-          expect(response.headers['Link']).to eq nil
+          expect(response.headers['Link']).to be_nil
         end
       end
     end
diff --git a/spec/controllers/api/v1/featured_tags/suggestions_controller_spec.rb b/spec/controllers/api/v1/featured_tags/suggestions_controller_spec.rb
new file mode 100644
index 000000000..54c63dcc6
--- /dev/null
+++ b/spec/controllers/api/v1/featured_tags/suggestions_controller_spec.rb
@@ -0,0 +1,23 @@
+# frozen_string_literal: true
+
+require 'rails_helper'
+
+describe Api::V1::FeaturedTags::SuggestionsController do
+  render_views
+
+  let(:user)    { Fabricate(:user) }
+  let(:token)   { Fabricate(:accessible_access_token, resource_owner_id: user.id, scopes: 'read:accounts') }
+  let(:account) { Fabricate(:account) }
+
+  before do
+    allow(controller).to receive(:doorkeeper_token) { token }
+  end
+
+  describe 'GET #index' do
+    it 'returns http success' do
+      get :index, params: { account_id: account.id, limit: 2 }
+
+      expect(response).to have_http_status(200)
+    end
+  end
+end
diff --git a/spec/controllers/api/v1/featured_tags_controller_spec.rb b/spec/controllers/api/v1/featured_tags_controller_spec.rb
new file mode 100644
index 000000000..aac942901
--- /dev/null
+++ b/spec/controllers/api/v1/featured_tags_controller_spec.rb
@@ -0,0 +1,23 @@
+# frozen_string_literal: true
+
+require 'rails_helper'
+
+describe Api::V1::FeaturedTagsController do
+  render_views
+
+  let(:user)    { Fabricate(:user) }
+  let(:token)   { Fabricate(:accessible_access_token, resource_owner_id: user.id, scopes: 'read:accounts') }
+  let(:account) { Fabricate(:account) }
+
+  before do
+    allow(controller).to receive(:doorkeeper_token) { token }
+  end
+
+  describe 'GET #index' do
+    it 'returns http success' do
+      get :index, params: { account_id: account.id, limit: 2 }
+
+      expect(response).to have_http_status(200)
+    end
+  end
+end
diff --git a/spec/controllers/api/v1/filters_controller_spec.rb b/spec/controllers/api/v1/filters_controller_spec.rb
index 8acb46a00..d583365cc 100644
--- a/spec/controllers/api/v1/filters_controller_spec.rb
+++ b/spec/controllers/api/v1/filters_controller_spec.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 require 'rails_helper'
 
 RSpec.describe Api::V1::FiltersController, type: :controller do
diff --git a/spec/controllers/api/v1/follow_requests_controller_spec.rb b/spec/controllers/api/v1/follow_requests_controller_spec.rb
index 856ba2a1c..0220e0277 100644
--- a/spec/controllers/api/v1/follow_requests_controller_spec.rb
+++ b/spec/controllers/api/v1/follow_requests_controller_spec.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 require 'rails_helper'
 
 RSpec.describe Api::V1::FollowRequestsController, type: :controller do
diff --git a/spec/controllers/api/v1/followed_tags_controller_spec.rb b/spec/controllers/api/v1/followed_tags_controller_spec.rb
index 2191350ef..e990065a9 100644
--- a/spec/controllers/api/v1/followed_tags_controller_spec.rb
+++ b/spec/controllers/api/v1/followed_tags_controller_spec.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 require 'rails_helper'
 
 RSpec.describe Api::V1::FollowedTagsController, type: :controller do
diff --git a/spec/controllers/api/v1/instances/domain_blocks_controller_spec.rb b/spec/controllers/api/v1/instances/domain_blocks_controller_spec.rb
new file mode 100644
index 000000000..08f505c3d
--- /dev/null
+++ b/spec/controllers/api/v1/instances/domain_blocks_controller_spec.rb
@@ -0,0 +1,16 @@
+# frozen_string_literal: true
+
+require 'rails_helper'
+
+describe Api::V1::Instances::DomainBlocksController do
+  render_views
+
+  describe 'GET #index' do
+    it 'returns http success' do
+      Setting.show_domain_blocks = 'all'
+      get :index
+
+      expect(response).to have_http_status(200)
+    end
+  end
+end
diff --git a/spec/controllers/api/v1/instances/extended_descriptions_controller_spec.rb b/spec/controllers/api/v1/instances/extended_descriptions_controller_spec.rb
new file mode 100644
index 000000000..58c0d4b8f
--- /dev/null
+++ b/spec/controllers/api/v1/instances/extended_descriptions_controller_spec.rb
@@ -0,0 +1,15 @@
+# frozen_string_literal: true
+
+require 'rails_helper'
+
+describe Api::V1::Instances::ExtendedDescriptionsController do
+  render_views
+
+  describe 'GET #show' do
+    it 'returns http success' do
+      get :show
+
+      expect(response).to have_http_status(200)
+    end
+  end
+end
diff --git a/spec/controllers/api/v1/instances/privacy_policies_controller_spec.rb b/spec/controllers/api/v1/instances/privacy_policies_controller_spec.rb
new file mode 100644
index 000000000..ac0bed9dc
--- /dev/null
+++ b/spec/controllers/api/v1/instances/privacy_policies_controller_spec.rb
@@ -0,0 +1,15 @@
+# frozen_string_literal: true
+
+require 'rails_helper'
+
+describe Api::V1::Instances::PrivacyPoliciesController do
+  render_views
+
+  describe 'GET #show' do
+    it 'returns http success' do
+      get :show
+
+      expect(response).to have_http_status(200)
+    end
+  end
+end
diff --git a/spec/controllers/api/v1/instances/rules_controller_spec.rb b/spec/controllers/api/v1/instances/rules_controller_spec.rb
new file mode 100644
index 000000000..5af50239b
--- /dev/null
+++ b/spec/controllers/api/v1/instances/rules_controller_spec.rb
@@ -0,0 +1,15 @@
+# frozen_string_literal: true
+
+require 'rails_helper'
+
+describe Api::V1::Instances::RulesController do
+  render_views
+
+  describe 'GET #index' do
+    it 'returns http success' do
+      get :index
+
+      expect(response).to have_http_status(200)
+    end
+  end
+end
diff --git a/spec/controllers/api/v1/instances/translation_languages_controller_spec.rb b/spec/controllers/api/v1/instances/translation_languages_controller_spec.rb
new file mode 100644
index 000000000..5b7e4abb6
--- /dev/null
+++ b/spec/controllers/api/v1/instances/translation_languages_controller_spec.rb
@@ -0,0 +1,31 @@
+# frozen_string_literal: true
+
+require 'rails_helper'
+
+describe Api::V1::Instances::TranslationLanguagesController do
+  describe 'GET #show' do
+    context 'when no translation service is configured' do
+      it 'returns empty language matrix' do
+        get :show
+
+        expect(response).to have_http_status(200)
+        expect(body_as_json).to eq({})
+      end
+    end
+
+    context 'when a translation service is configured' do
+      before do
+        service = instance_double(TranslationService::DeepL, languages: { nil => %w(en de), 'en' => ['de'] })
+        allow(TranslationService).to receive(:configured?).and_return(true)
+        allow(TranslationService).to receive(:configured).and_return(service)
+      end
+
+      it 'returns language matrix' do
+        get :show
+
+        expect(response).to have_http_status(200)
+        expect(body_as_json).to eq({ und: %w(en de), en: ['de'] })
+      end
+    end
+  end
+end
diff --git a/spec/controllers/api/v1/lists/accounts_controller_spec.rb b/spec/controllers/api/v1/lists/accounts_controller_spec.rb
index 526d8b561..337a5645c 100644
--- a/spec/controllers/api/v1/lists/accounts_controller_spec.rb
+++ b/spec/controllers/api/v1/lists/accounts_controller_spec.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 require 'rails_helper'
 
 describe Api::V1::Lists::AccountsController do
diff --git a/spec/controllers/api/v1/lists_controller_spec.rb b/spec/controllers/api/v1/lists_controller_spec.rb
index 71a8094e6..f54d27e42 100644
--- a/spec/controllers/api/v1/lists_controller_spec.rb
+++ b/spec/controllers/api/v1/lists_controller_spec.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 require 'rails_helper'
 
 RSpec.describe Api::V1::ListsController, type: :controller do
diff --git a/spec/controllers/api/v1/markers_controller_spec.rb b/spec/controllers/api/v1/markers_controller_spec.rb
index ba0f3c322..fb5f59a7c 100644
--- a/spec/controllers/api/v1/markers_controller_spec.rb
+++ b/spec/controllers/api/v1/markers_controller_spec.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 require 'rails_helper'
 
 RSpec.describe Api::V1::MarkersController, type: :controller do
@@ -42,7 +44,7 @@ RSpec.describe Api::V1::MarkersController, type: :controller do
 
       it 'creates a marker' do
         expect(user.markers.first.timeline).to eq 'home'
-        expect(user.markers.first.last_read_id).to eq 69420
+        expect(user.markers.first.last_read_id).to eq 69_420
       end
     end
 
@@ -58,7 +60,7 @@ RSpec.describe Api::V1::MarkersController, type: :controller do
 
       it 'updates a marker' do
         expect(user.markers.first.timeline).to eq 'home'
-        expect(user.markers.first.last_read_id).to eq 70120
+        expect(user.markers.first.last_read_id).to eq 70_120
       end
     end
   end
diff --git a/spec/controllers/api/v1/media_controller_spec.rb b/spec/controllers/api/v1/media_controller_spec.rb
index a1f6ddb24..90379dd92 100644
--- a/spec/controllers/api/v1/media_controller_spec.rb
+++ b/spec/controllers/api/v1/media_controller_spec.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 require 'rails_helper'
 
 RSpec.describe Api::V1::MediaController, type: :controller do
@@ -19,7 +21,7 @@ RSpec.describe Api::V1::MediaController, type: :controller do
         end
 
         it 'returns http 422' do
-          expect(response).to have_http_status(:unprocessable_entity)
+          expect(response).to have_http_status(422)
         end
       end
 
@@ -106,7 +108,7 @@ RSpec.describe Api::V1::MediaController, type: :controller do
 
       it 'returns http not found' do
         put :update, params: { id: media.id, description: 'Lorem ipsum!!!' }
-        expect(response).to have_http_status(:not_found)
+        expect(response).to have_http_status(404)
       end
     end
 
@@ -126,7 +128,7 @@ RSpec.describe Api::V1::MediaController, type: :controller do
         let(:status) { Fabricate(:status, account: user.account) }
 
         it 'returns http not found' do
-          expect(response).to have_http_status(:not_found)
+          expect(response).to have_http_status(404)
         end
       end
     end
diff --git a/spec/controllers/api/v1/mutes_controller_spec.rb b/spec/controllers/api/v1/mutes_controller_spec.rb
index 8176815d4..122d9d1c5 100644
--- a/spec/controllers/api/v1/mutes_controller_spec.rb
+++ b/spec/controllers/api/v1/mutes_controller_spec.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 require 'rails_helper'
 
 RSpec.describe Api::V1::MutesController, type: :controller do
@@ -37,13 +39,13 @@ RSpec.describe Api::V1::MutesController, type: :controller do
     it 'sets pagination header for next path' do
       mutes = 2.times.map { Fabricate(:mute, account: user.account) }
       get :index, params: { limit: 1, since_id: mutes[0] }
-      expect(response.headers['Link'].find_link(['rel', 'next']).href).to eq api_v1_mutes_url(limit: 1, max_id: mutes[1])
+      expect(response.headers['Link'].find_link(%w(rel next)).href).to eq api_v1_mutes_url(limit: 1, max_id: mutes[1])
     end
 
     it 'sets pagination header for previous path' do
       mute = Fabricate(:mute, account: user.account)
       get :index
-      expect(response.headers['Link'].find_link(['rel', 'prev']).href).to eq api_v1_mutes_url(since_id: mute)
+      expect(response.headers['Link'].find_link(%w(rel prev)).href).to eq api_v1_mutes_url(since_id: mute)
     end
 
     it 'returns http success' do
diff --git a/spec/controllers/api/v1/notifications_controller_spec.rb b/spec/controllers/api/v1/notifications_controller_spec.rb
index 46e177c0e..f6cbd105e 100644
--- a/spec/controllers/api/v1/notifications_controller_spec.rb
+++ b/spec/controllers/api/v1/notifications_controller_spec.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 require 'rails_helper'
 
 RSpec.describe Api::V1::NotificationsController, type: :controller do
@@ -70,19 +72,19 @@ RSpec.describe Api::V1::NotificationsController, type: :controller do
       end
 
       it 'includes reblog' do
-        expect(body_as_json.map { |x| x[:type] }).to include 'reblog'
+        expect(body_as_json.pluck(:type)).to include 'reblog'
       end
 
       it 'includes mention' do
-        expect(body_as_json.map { |x| x[:type] }).to include 'mention'
+        expect(body_as_json.pluck(:type)).to include 'mention'
       end
 
       it 'includes favourite' do
-        expect(body_as_json.map { |x| x[:type] }).to include 'favourite'
+        expect(body_as_json.pluck(:type)).to include 'favourite'
       end
 
       it 'includes follow' do
-        expect(body_as_json.map { |x| x[:type] }).to include 'follow'
+        expect(body_as_json.pluck(:type)).to include 'follow'
       end
     end
 
@@ -125,7 +127,7 @@ RSpec.describe Api::V1::NotificationsController, type: :controller do
 
       it 'returns everything but excluded type' do
         expect(body_as_json.size).to_not eq 0
-        expect(body_as_json.map { |x| x[:type] }.uniq).to_not include 'mention'
+        expect(body_as_json.pluck(:type).uniq).to_not include 'mention'
       end
     end
 
@@ -139,7 +141,7 @@ RSpec.describe Api::V1::NotificationsController, type: :controller do
       end
 
       it 'returns only requested type' do
-        expect(body_as_json.map { |x| x[:type] }.uniq).to eq ['mention']
+        expect(body_as_json.pluck(:type).uniq).to eq ['mention']
       end
     end
   end
diff --git a/spec/controllers/api/v1/polls/votes_controller_spec.rb b/spec/controllers/api/v1/polls/votes_controller_spec.rb
index d7a9c1970..9d9b14e81 100644
--- a/spec/controllers/api/v1/polls/votes_controller_spec.rb
+++ b/spec/controllers/api/v1/polls/votes_controller_spec.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 require 'rails_helper'
 
 RSpec.describe Api::V1::Polls::VotesController, type: :controller do
diff --git a/spec/controllers/api/v1/polls_controller_spec.rb b/spec/controllers/api/v1/polls_controller_spec.rb
index f0d9eaf92..0602e44ee 100644
--- a/spec/controllers/api/v1/polls_controller_spec.rb
+++ b/spec/controllers/api/v1/polls_controller_spec.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 require 'rails_helper'
 
 RSpec.describe Api::V1::PollsController, type: :controller do
diff --git a/spec/controllers/api/v1/preferences_controller_spec.rb b/spec/controllers/api/v1/preferences_controller_spec.rb
new file mode 100644
index 000000000..79cc3066e
--- /dev/null
+++ b/spec/controllers/api/v1/preferences_controller_spec.rb
@@ -0,0 +1,23 @@
+# frozen_string_literal: true
+
+require 'rails_helper'
+
+describe Api::V1::PreferencesController do
+  render_views
+
+  let(:user)    { Fabricate(:user) }
+  let(:token)   { Fabricate(:accessible_access_token, resource_owner_id: user.id, scopes: 'read:accounts') }
+  let(:account) { Fabricate(:account) }
+
+  before do
+    allow(controller).to receive(:doorkeeper_token) { token }
+  end
+
+  describe 'GET #index' do
+    it 'returns http success' do
+      get :index
+
+      expect(response).to have_http_status(200)
+    end
+  end
+end
diff --git a/spec/controllers/api/v1/push/subscriptions_controller_spec.rb b/spec/controllers/api/v1/push/subscriptions_controller_spec.rb
index 534d02879..168191468 100644
--- a/spec/controllers/api/v1/push/subscriptions_controller_spec.rb
+++ b/spec/controllers/api/v1/push/subscriptions_controller_spec.rb
@@ -5,13 +5,7 @@ require 'rails_helper'
 describe Api::V1::Push::SubscriptionsController do
   render_views
 
-  let(:user)  { Fabricate(:user) }
-  let(:token) { Fabricate(:accessible_access_token, resource_owner_id: user.id, scopes: 'push') }
-
-  before do
-    allow(controller).to receive(:doorkeeper_token) { token }
-  end
-
+  let(:user) { Fabricate(:user) }
   let(:create_payload) do
     {
       subscription: {
@@ -20,10 +14,9 @@ describe Api::V1::Push::SubscriptionsController do
           p256dh: 'BEm_a0bdPDhf0SOsrnB2-ategf1hHoCnpXgQsFj5JCkcoMrMt2WHoPfEYOYPzOIs9mZE8ZUaD7VA5vouy0kEkr8=',
           auth: 'eH_C8rq2raXqlcBVDa1gLg==',
         },
-      }
+      },
     }.with_indifferent_access
   end
-
   let(:alerts_payload) do
     {
       data: {
@@ -37,10 +30,15 @@ describe Api::V1::Push::SubscriptionsController do
           mention: false,
           poll: true,
           status: false,
-        }
-      }
+        },
+      },
     }.with_indifferent_access
   end
+  let(:token) { Fabricate(:accessible_access_token, resource_owner_id: user.id, scopes: 'push') }
+
+  before do
+    allow(controller).to receive(:doorkeeper_token) { token }
+  end
 
   describe 'POST #create' do
     before do
@@ -61,6 +59,10 @@ describe Api::V1::Push::SubscriptionsController do
       post :create, params: create_payload
       expect(Web::PushSubscription.where(endpoint: create_payload[:subscription][:endpoint]).count).to eq 1
     end
+
+    it 'returns the expected JSON' do
+      expect(body_as_json.with_indifferent_access).to include({ endpoint: create_payload[:subscription][:endpoint], alerts: {}, policy: 'all' })
+    end
   end
 
   describe 'PUT #update' do
@@ -78,6 +80,10 @@ describe Api::V1::Push::SubscriptionsController do
         expect(push_subscription.data['alerts'][type]).to eq(alerts_payload[:data][:alerts][type.to_sym].to_s)
       end
     end
+
+    it 'returns the expected JSON' do
+      expect(body_as_json.with_indifferent_access).to include({ endpoint: create_payload[:subscription][:endpoint], alerts: alerts_payload[:data][:alerts], policy: alerts_payload[:data][:policy] })
+    end
   end
 
   describe 'DELETE #destroy' do
diff --git a/spec/controllers/api/v1/reports_controller_spec.rb b/spec/controllers/api/v1/reports_controller_spec.rb
index dbc64e704..78a72b95b 100644
--- a/spec/controllers/api/v1/reports_controller_spec.rb
+++ b/spec/controllers/api/v1/reports_controller_spec.rb
@@ -20,7 +20,7 @@ RSpec.describe Api::V1::ReportsController, type: :controller do
     let(:target_account) { status.account }
     let(:category) { nil }
     let(:forward) { nil }
-    let(:rule_ids){ nil }
+    let(:rule_ids) { nil }
 
     before do
       allow(AdminMailer).to receive(:new_report).and_return(double('email', deliver_later: nil))
diff --git a/spec/controllers/api/v1/scheduled_statuses_controller_spec.rb b/spec/controllers/api/v1/scheduled_statuses_controller_spec.rb
new file mode 100644
index 000000000..256c4b272
--- /dev/null
+++ b/spec/controllers/api/v1/scheduled_statuses_controller_spec.rb
@@ -0,0 +1,23 @@
+# frozen_string_literal: true
+
+require 'rails_helper'
+
+describe Api::V1::ScheduledStatusesController do
+  render_views
+
+  let(:user)    { Fabricate(:user) }
+  let(:token)   { Fabricate(:accessible_access_token, resource_owner_id: user.id, scopes: 'read:statuses') }
+  let(:account) { Fabricate(:account) }
+
+  before do
+    allow(controller).to receive(:doorkeeper_token) { token }
+  end
+
+  describe 'GET #index' do
+    it 'returns http success' do
+      get :index
+
+      expect(response).to have_http_status(200)
+    end
+  end
+end
diff --git a/spec/controllers/api/v1/statuses/favourited_by_accounts_controller_spec.rb b/spec/controllers/api/v1/statuses/favourited_by_accounts_controller_spec.rb
index 7cc77f430..c7e1b73c7 100644
--- a/spec/controllers/api/v1/statuses/favourited_by_accounts_controller_spec.rb
+++ b/spec/controllers/api/v1/statuses/favourited_by_accounts_controller_spec.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 require 'rails_helper'
 
 RSpec.describe Api::V1::Statuses::FavouritedByAccountsController, type: :controller do
@@ -31,7 +33,7 @@ RSpec.describe Api::V1::Statuses::FavouritedByAccountsController, type: :control
       it 'returns accounts who favorited the status' do
         get :index, params: { status_id: status.id, limit: 2 }
         expect(body_as_json.size).to eq 2
-      expect([body_as_json[0][:id], body_as_json[1][:id]]).to match_array([alice.id.to_s, bob.id.to_s])
+        expect([body_as_json[0][:id], body_as_json[1][:id]]).to match_array([alice.id.to_s, bob.id.to_s])
       end
 
       it 'does not return blocked users' do
@@ -45,7 +47,7 @@ RSpec.describe Api::V1::Statuses::FavouritedByAccountsController, type: :control
 
   context 'without an oauth token' do
     before do
-      allow(controller).to receive(:doorkeeper_token) { nil }
+      allow(controller).to receive(:doorkeeper_token).and_return(nil)
     end
 
     context 'with a private status' do
diff --git a/spec/controllers/api/v1/statuses/reblogged_by_accounts_controller_spec.rb b/spec/controllers/api/v1/statuses/reblogged_by_accounts_controller_spec.rb
index 8d4a6f91c..1aab502ef 100644
--- a/spec/controllers/api/v1/statuses/reblogged_by_accounts_controller_spec.rb
+++ b/spec/controllers/api/v1/statuses/reblogged_by_accounts_controller_spec.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 require 'rails_helper'
 
 RSpec.describe Api::V1::Statuses::RebloggedByAccountsController, type: :controller do
@@ -31,7 +33,7 @@ RSpec.describe Api::V1::Statuses::RebloggedByAccountsController, type: :controll
       it 'returns accounts who reblogged the status' do
         get :index, params: { status_id: status.id, limit: 2 }
         expect(body_as_json.size).to eq 2
-      expect([body_as_json[0][:id], body_as_json[1][:id]]).to match_array([alice.id.to_s, bob.id.to_s])
+        expect([body_as_json[0][:id], body_as_json[1][:id]]).to match_array([alice.id.to_s, bob.id.to_s])
       end
 
       it 'does not return blocked users' do
@@ -45,7 +47,7 @@ RSpec.describe Api::V1::Statuses::RebloggedByAccountsController, type: :controll
 
   context 'without an oauth token' do
     before do
-      allow(controller).to receive(:doorkeeper_token) { nil }
+      allow(controller).to receive(:doorkeeper_token).and_return(nil)
     end
 
     context 'with a private status' do
diff --git a/spec/controllers/api/v1/statuses/translations_controller_spec.rb b/spec/controllers/api/v1/statuses/translations_controller_spec.rb
new file mode 100644
index 000000000..8495779bf
--- /dev/null
+++ b/spec/controllers/api/v1/statuses/translations_controller_spec.rb
@@ -0,0 +1,34 @@
+# frozen_string_literal: true
+
+require 'rails_helper'
+
+describe Api::V1::Statuses::TranslationsController do
+  render_views
+
+  let(:user)  { Fabricate(:user) }
+  let(:app)   { Fabricate(:application, name: 'Test app', website: 'http://testapp.com') }
+  let(:token) { Fabricate(:accessible_access_token, resource_owner_id: user.id, scopes: 'read:statuses', application: app) }
+
+  context 'with an oauth token' do
+    before do
+      allow(controller).to receive(:doorkeeper_token) { token }
+    end
+
+    describe 'POST #create' do
+      let(:status) { Fabricate(:status, account: user.account, text: 'Hola', language: 'es') }
+
+      before do
+        translation = TranslationService::Translation.new(text: 'Hello')
+        service = instance_double(TranslationService::DeepL, translate: translation)
+        allow(TranslationService).to receive(:configured?).and_return(true)
+        allow(TranslationService).to receive(:configured).and_return(service)
+        Rails.cache.write('translation_service/languages', { 'es' => ['en'] })
+        post :create, params: { status_id: status.id }
+      end
+
+      it 'returns http success' do
+        expect(response).to have_http_status(200)
+      end
+    end
+  end
+end
diff --git a/spec/controllers/api/v1/statuses_controller_spec.rb b/spec/controllers/api/v1/statuses_controller_spec.rb
index 24810a5d2..f011bfd47 100644
--- a/spec/controllers/api/v1/statuses_controller_spec.rb
+++ b/spec/controllers/api/v1/statuses_controller_spec.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 require 'rails_helper'
 
 RSpec.describe Api::V1::StatusesController, type: :controller do
@@ -133,6 +135,23 @@ RSpec.describe Api::V1::StatusesController, type: :controller do
         end
       end
 
+      context 'with a safeguard' do
+        let!(:alice) { Fabricate(:account, username: 'alice') }
+        let!(:bob)   { Fabricate(:account, username: 'bob') }
+
+        before do
+          post :create, params: { status: '@alice hm, @bob is really annoying lately', allowed_mentions: [alice.id] }
+        end
+
+        it 'returns http unprocessable entity' do
+          expect(response).to have_http_status(422)
+        end
+
+        it 'returns serialized extra accounts in body' do
+          expect(body_as_json[:unexpected_accounts].map { |a| a.slice(:id, :acct) }).to eq [{ id: bob.id.to_s, acct: bob.acct }]
+        end
+      end
+
       context 'with missing parameters' do
         before do
           post :create, params: {}
@@ -178,7 +197,7 @@ RSpec.describe Api::V1::StatusesController, type: :controller do
       end
 
       it 'removes the status' do
-        expect(Status.find_by(id: status.id)).to be nil
+        expect(Status.find_by(id: status.id)).to be_nil
       end
     end
 
@@ -202,7 +221,7 @@ RSpec.describe Api::V1::StatusesController, type: :controller do
 
   context 'without an oauth token' do
     before do
-      allow(controller).to receive(:doorkeeper_token) { nil }
+      allow(controller).to receive(:doorkeeper_token).and_return(nil)
     end
 
     context 'with a private status' do
diff --git a/spec/controllers/api/v1/streaming_controller_spec.rb b/spec/controllers/api/v1/streaming_controller_spec.rb
index 4ab409a54..7014ed9b2 100644
--- a/spec/controllers/api/v1/streaming_controller_spec.rb
+++ b/spec/controllers/api/v1/streaming_controller_spec.rb
@@ -25,7 +25,7 @@ describe Api::V1::StreamingController do
 
   context 'with streaming api on different host' do
     before(:each) do
-      Rails.configuration.x.streaming_api_base_url = 'wss://streaming-' + Rails.configuration.x.web_domain
+      Rails.configuration.x.streaming_api_base_url = "wss://streaming-#{Rails.configuration.x.web_domain}"
       @streaming_host = URI.parse(Rails.configuration.x.streaming_api_base_url).host
     end
 
@@ -38,7 +38,7 @@ describe Api::V1::StreamingController do
         [:scheme, :path, :query, :fragment].each do |part|
           expect(redirect_to_uri.send(part)).to eq(request_uri.send(part)), "redirect target #{part}"
         end
-        expect(redirect_to_uri.host).to eq(@streaming_host), "redirect target host"
+        expect(redirect_to_uri.host).to eq(@streaming_host), 'redirect target host'
       end
     end
   end
diff --git a/spec/controllers/api/v1/suggestions_controller_spec.rb b/spec/controllers/api/v1/suggestions_controller_spec.rb
index 17f10b04f..c99380c58 100644
--- a/spec/controllers/api/v1/suggestions_controller_spec.rb
+++ b/spec/controllers/api/v1/suggestions_controller_spec.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 require 'rails_helper'
 
 RSpec.describe Api::V1::SuggestionsController, type: :controller do
@@ -29,7 +31,7 @@ RSpec.describe Api::V1::SuggestionsController, type: :controller do
       json = body_as_json
 
       expect(json.size).to be >= 1
-      expect(json.map { |i| i[:id] }).to include *[bob, jeff].map { |i| i.id.to_s }
+      expect(json.pluck(:id)).to include(*[bob, jeff].map { |i| i.id.to_s })
     end
   end
 end
diff --git a/spec/controllers/api/v1/tags_controller_spec.rb b/spec/controllers/api/v1/tags_controller_spec.rb
index 216faad87..ed17a4fbf 100644
--- a/spec/controllers/api/v1/tags_controller_spec.rb
+++ b/spec/controllers/api/v1/tags_controller_spec.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 require 'rails_helper'
 
 RSpec.describe Api::V1::TagsController, type: :controller do
diff --git a/spec/controllers/api/v1/timelines/direct_controller_spec.rb b/spec/controllers/api/v1/timelines/direct_controller_spec.rb
index a22c2cbea..def67a0fe 100644
--- a/spec/controllers/api/v1/timelines/direct_controller_spec.rb
+++ b/spec/controllers/api/v1/timelines/direct_controller_spec.rb
@@ -2,7 +2,7 @@
 
 require 'rails_helper'
 
-RSpec.describe Api::V1::Timelines::DirectController, type: :controller do
+RSpec.describe Api::V1::Timelines::DirectController do
   let(:user)  { Fabricate(:user) }
   let(:token) { Fabricate(:accessible_access_token, resource_owner_id: user.id, scopes: 'read:statuses') }
 
diff --git a/spec/controllers/api/v1/timelines/home_controller_spec.rb b/spec/controllers/api/v1/timelines/home_controller_spec.rb
index 131c2d92f..bb46d0aba 100644
--- a/spec/controllers/api/v1/timelines/home_controller_spec.rb
+++ b/spec/controllers/api/v1/timelines/home_controller_spec.rb
@@ -36,7 +36,7 @@ describe Api::V1::Timelines::HomeController do
       it 'returns http unprocessable entity' do
         get :show
 
-        expect(response).to have_http_status(:unprocessable_entity)
+        expect(response).to have_http_status(422)
         expect(response.headers['Link']).to be_nil
       end
     end
diff --git a/spec/controllers/api/v1/timelines/list_controller_spec.rb b/spec/controllers/api/v1/timelines/list_controller_spec.rb
index 526c66a05..4ef5d41af 100644
--- a/spec/controllers/api/v1/timelines/list_controller_spec.rb
+++ b/spec/controllers/api/v1/timelines/list_controller_spec.rb
@@ -36,7 +36,7 @@ describe Api::V1::Timelines::ListController do
     describe 'GET #show' do
       it 'returns http not found' do
         get :show, params: { id: list.id }
-        expect(response).to have_http_status(:not_found)
+        expect(response).to have_http_status(404)
       end
     end
   end
@@ -48,7 +48,7 @@ describe Api::V1::Timelines::ListController do
       it 'returns http unprocessable entity' do
         get :show, params: { id: list.id }
 
-        expect(response).to have_http_status(:unprocessable_entity)
+        expect(response).to have_http_status(422)
         expect(response.headers['Link']).to be_nil
       end
     end
diff --git a/spec/controllers/api/v1/trends/links_controller_spec.rb b/spec/controllers/api/v1/trends/links_controller_spec.rb
new file mode 100644
index 000000000..71a7e2e47
--- /dev/null
+++ b/spec/controllers/api/v1/trends/links_controller_spec.rb
@@ -0,0 +1,15 @@
+# frozen_string_literal: true
+
+require 'rails_helper'
+
+describe Api::V1::Trends::LinksController do
+  render_views
+
+  describe 'GET #index' do
+    it 'returns http success' do
+      get :index
+
+      expect(response).to have_http_status(200)
+    end
+  end
+end
diff --git a/spec/controllers/api/v1/trends/statuses_controller_spec.rb b/spec/controllers/api/v1/trends/statuses_controller_spec.rb
new file mode 100644
index 000000000..e9892bb14
--- /dev/null
+++ b/spec/controllers/api/v1/trends/statuses_controller_spec.rb
@@ -0,0 +1,15 @@
+# frozen_string_literal: true
+
+require 'rails_helper'
+
+describe Api::V1::Trends::StatusesController do
+  render_views
+
+  describe 'GET #index' do
+    it 'returns http success' do
+      get :index
+
+      expect(response).to have_http_status(200)
+    end
+  end
+end
diff --git a/spec/controllers/api/v2/admin/accounts_controller_spec.rb b/spec/controllers/api/v2/admin/accounts_controller_spec.rb
index 2508a9e05..5766fd549 100644
--- a/spec/controllers/api/v2/admin/accounts_controller_spec.rb
+++ b/spec/controllers/api/v2/admin/accounts_controller_spec.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 require 'rails_helper'
 
 RSpec.describe Api::V2::Admin::AccountsController, type: :controller do
@@ -65,7 +67,7 @@ RSpec.describe Api::V2::Admin::AccountsController, type: :controller do
         it "returns the correct accounts (#{expected_results.inspect})" do
           json = body_as_json
 
-          expect(json.map { |a| a[:id].to_i }).to eq (expected_results.map { |symbol| send(symbol).id })
+          expect(json.map { |a| a[:id].to_i }).to eq(expected_results.map { |symbol| send(symbol).id })
         end
       end
     end
diff --git a/spec/controllers/api/v2/filters/keywords_controller_spec.rb b/spec/controllers/api/v2/filters/keywords_controller_spec.rb
index 1201a4ca2..8c61059c6 100644
--- a/spec/controllers/api/v2/filters/keywords_controller_spec.rb
+++ b/spec/controllers/api/v2/filters/keywords_controller_spec.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 require 'rails_helper'
 
 RSpec.describe Api::V2::Filters::KeywordsController, type: :controller do
@@ -45,7 +47,7 @@ RSpec.describe Api::V2::Filters::KeywordsController, type: :controller do
     it 'returns a keyword' do
       json = body_as_json
       expect(json[:keyword]).to eq 'magic'
-      expect(json[:whole_word]).to eq false
+      expect(json[:whole_word]).to be false
     end
 
     it 'creates a keyword' do
@@ -78,7 +80,7 @@ RSpec.describe Api::V2::Filters::KeywordsController, type: :controller do
     it 'returns expected data' do
       json = body_as_json
       expect(json[:keyword]).to eq 'foo'
-      expect(json[:whole_word]).to eq false
+      expect(json[:whole_word]).to be false
     end
 
     context "when trying to access another user's filter keyword" do
diff --git a/spec/controllers/api/v2/filters/statuses_controller_spec.rb b/spec/controllers/api/v2/filters/statuses_controller_spec.rb
index 9740c1eb3..330cf45a6 100644
--- a/spec/controllers/api/v2/filters/statuses_controller_spec.rb
+++ b/spec/controllers/api/v2/filters/statuses_controller_spec.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 require 'rails_helper'
 
 RSpec.describe Api::V2::Filters::StatusesController, type: :controller do
@@ -64,7 +66,7 @@ RSpec.describe Api::V2::Filters::StatusesController, type: :controller do
   end
 
   describe 'GET #show' do
-    let(:scopes)  { 'read:filters' }
+    let(:scopes) { 'read:filters' }
     let!(:status_filter) { Fabricate(:custom_filter_status, custom_filter: filter) }
 
     before do
@@ -90,7 +92,7 @@ RSpec.describe Api::V2::Filters::StatusesController, type: :controller do
   end
 
   describe 'DELETE #destroy' do
-    let(:scopes)  { 'write:filters' }
+    let(:scopes) { 'write:filters' }
     let(:status_filter) { Fabricate(:custom_filter_status, custom_filter: filter) }
 
     before do
diff --git a/spec/controllers/api/v2/filters_controller_spec.rb b/spec/controllers/api/v2/filters_controller_spec.rb
index cc0070d57..2b5610a4d 100644
--- a/spec/controllers/api/v2/filters_controller_spec.rb
+++ b/spec/controllers/api/v2/filters_controller_spec.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 require 'rails_helper'
 
 RSpec.describe Api::V2::FiltersController, type: :controller do
diff --git a/spec/controllers/api/v2/instances_controller_spec.rb b/spec/controllers/api/v2/instances_controller_spec.rb
new file mode 100644
index 000000000..b7206da0a
--- /dev/null
+++ b/spec/controllers/api/v2/instances_controller_spec.rb
@@ -0,0 +1,22 @@
+# frozen_string_literal: true
+
+require 'rails_helper'
+
+describe Api::V2::InstancesController do
+  render_views
+
+  let(:user)  { Fabricate(:user) }
+  let(:token) { Fabricate(:accessible_access_token, resource_owner_id: user.id) }
+
+  before do
+    allow(controller).to receive(:doorkeeper_token) { token }
+  end
+
+  describe 'GET #show' do
+    it 'returns http success' do
+      get :show
+
+      expect(response).to have_http_status(200)
+    end
+  end
+end
diff --git a/spec/controllers/api/v2/suggestions_controller_spec.rb b/spec/controllers/api/v2/suggestions_controller_spec.rb
new file mode 100644
index 000000000..5e6508bfd
--- /dev/null
+++ b/spec/controllers/api/v2/suggestions_controller_spec.rb
@@ -0,0 +1,22 @@
+# frozen_string_literal: true
+
+require 'rails_helper'
+
+describe Api::V2::SuggestionsController do
+  render_views
+
+  let(:user)  { Fabricate(:user) }
+  let(:token) { Fabricate(:accessible_access_token, resource_owner_id: user.id, scopes: 'read') }
+
+  before do
+    allow(controller).to receive(:doorkeeper_token) { token }
+  end
+
+  describe 'GET #index' do
+    it 'returns http success' do
+      get :index
+
+      expect(response).to have_http_status(200)
+    end
+  end
+end
diff --git a/spec/controllers/api/web/embeds_controller_spec.rb b/spec/controllers/api/web/embeds_controller_spec.rb
index a8fc1718f..e03f5a371 100644
--- a/spec/controllers/api/web/embeds_controller_spec.rb
+++ b/spec/controllers/api/web/embeds_controller_spec.rb
@@ -6,10 +6,12 @@ describe Api::Web::EmbedsController do
   render_views
 
   let(:user) { Fabricate(:user) }
+
   before { sign_in user }
 
   describe 'POST #create' do
     subject(:response) { post :create, params: { url: url } }
+
     subject(:body) { JSON.parse(response.body, symbolize_names: true) }
 
     context 'when successfully finds status' do
@@ -17,7 +19,7 @@ describe Api::Web::EmbedsController do
       let(:url) { "http://#{Rails.configuration.x.web_domain}/@#{status.account.username}/#{status.id}" }
 
       it 'returns a right response' do
-        expect(response).to have_http_status :ok
+        expect(response).to have_http_status 200
         expect(body[:author_name]).to eq status.account.username
       end
     end
@@ -35,7 +37,7 @@ describe Api::Web::EmbedsController do
         let(:call_result) { { result: :ok } }
 
         it 'returns a right response' do
-          expect(response).to have_http_status :ok
+          expect(response).to have_http_status 200
           expect(body[:result]).to eq 'ok'
         end
       end
@@ -44,7 +46,7 @@ describe Api::Web::EmbedsController do
         let(:call_result) { nil }
 
         it 'returns a right response' do
-          expect(response).to have_http_status :not_found
+          expect(response).to have_http_status 404
         end
       end
     end
diff --git a/spec/controllers/api/web/push_subscriptions_controller_spec.rb b/spec/controllers/api/web/push_subscriptions_controller_spec.rb
index bda4a7661..9f027ede9 100644
--- a/spec/controllers/api/web/push_subscriptions_controller_spec.rb
+++ b/spec/controllers/api/web/push_subscriptions_controller_spec.rb
@@ -15,7 +15,7 @@ describe Api::Web::PushSubscriptionsController do
           p256dh: 'BEm_a0bdPDhf0SOsrnB2-ategf1hHoCnpXgQsFj5JCkcoMrMt2WHoPfEYOYPzOIs9mZE8ZUaD7VA5vouy0kEkr8=',
           auth: 'eH_C8rq2raXqlcBVDa1gLg==',
         },
-      }
+      },
     }
   end
 
@@ -32,8 +32,8 @@ describe Api::Web::PushSubscriptionsController do
           mention: false,
           poll: true,
           status: false,
-        }
-      }
+        },
+      },
     }
   end
 
diff --git a/spec/controllers/application_controller_spec.rb b/spec/controllers/application_controller_spec.rb
index 2af12376d..82455d874 100644
--- a/spec/controllers/application_controller_spec.rb
+++ b/spec/controllers/application_controller_spec.rb
@@ -27,8 +27,8 @@ describe ApplicationController, type: :controller do
       expect(response).to have_http_status(code)
     end
 
-    it "renders template for http" do
-      is_expected.to render_template("errors/#{code}", layout: 'error')
+    it 'renders template for http' do
+      expect(subject).to render_template("errors/#{code}", layout: 'error')
     end
   end
 
@@ -57,26 +57,26 @@ describe ApplicationController, type: :controller do
   describe 'helper_method :single_user_mode?' do
     it 'returns false if it is in single_user_mode but there is no account' do
       allow(Rails.configuration.x).to receive(:single_user_mode).and_return(true)
-      expect(controller.view_context.single_user_mode?).to eq false
+      expect(controller.view_context.single_user_mode?).to be false
     end
 
     it 'returns false if there is an account but it is not in single_user_mode' do
       allow(Rails.configuration.x).to receive(:single_user_mode).and_return(false)
       Fabricate(:account)
-      expect(controller.view_context.single_user_mode?).to eq false
+      expect(controller.view_context.single_user_mode?).to be false
     end
 
     it 'returns true if it is in single_user_mode and there is an account' do
       allow(Rails.configuration.x).to receive(:single_user_mode).and_return(true)
       Fabricate(:account)
-      expect(controller.view_context.single_user_mode?).to eq true
+      expect(controller.view_context.single_user_mode?).to be true
     end
   end
 
   describe 'helper_method :current_flavour' do
     it 'returns "glitch" when theme wasn\'t changed in admin settings' do
-      allow(Setting).to receive(:default_settings).and_return({'skin' => 'default'})
-      allow(Setting).to receive(:default_settings).and_return({'flavour' => 'glitch'})
+      allow(Setting).to receive(:default_settings).and_return({ 'skin' => 'default' })
+      allow(Setting).to receive(:default_settings).and_return({ 'flavour' => 'glitch' })
 
       expect(controller.view_context.current_flavour).to eq 'glitch'
     end
@@ -101,7 +101,8 @@ describe ApplicationController, type: :controller do
 
     it 'returns user\'s flavour when it is set' do
       current_user = Fabricate(:user)
-      current_user.settings['flavour'] = 'glitch'
+      current_user.settings.update(flavour: 'glitch')
+      current_user.save
       sign_in current_user
 
       allow(Setting).to receive(:[]).with('skin').and_return 'default'
@@ -150,7 +151,7 @@ describe ApplicationController, type: :controller do
       end
 
       it 'does not store location for user if it is devise controller' do
-        @request.env["devise.mapping"] = Devise.mappings[:user]
+        @request.env['devise.mapping'] = Devise.mappings[:user]
         get 'create'
         expect(controller.stored_location_for(:user)).to be_nil
       end
diff --git a/spec/controllers/auth/registrations_controller_spec.rb b/spec/controllers/auth/registrations_controller_spec.rb
index 0ebf6641f..e3a00fa39 100644
--- a/spec/controllers/auth/registrations_controller_spec.rb
+++ b/spec/controllers/auth/registrations_controller_spec.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 require 'rails_helper'
 
 RSpec.describe Auth::RegistrationsController, type: :controller do
@@ -32,7 +34,7 @@ RSpec.describe Auth::RegistrationsController, type: :controller do
 
   describe 'GET #edit' do
     it 'returns http success' do
-      request.env["devise.mapping"] = Devise.mappings[:user]
+      request.env['devise.mapping'] = Devise.mappings[:user]
       sign_in(Fabricate(:user))
       get :edit
       expect(response).to have_http_status(200)
@@ -41,7 +43,7 @@ RSpec.describe Auth::RegistrationsController, type: :controller do
 
   describe 'GET #update' do
     it 'returns http success' do
-      request.env["devise.mapping"] = Devise.mappings[:user]
+      request.env['devise.mapping'] = Devise.mappings[:user]
       sign_in(Fabricate(:user), scope: :user)
       post :update
       expect(response).to have_http_status(200)
@@ -49,7 +51,7 @@ RSpec.describe Auth::RegistrationsController, type: :controller do
 
     context 'when suspended' do
       it 'returns http forbidden' do
-        request.env["devise.mapping"] = Devise.mappings[:user]
+        request.env['devise.mapping'] = Devise.mappings[:user]
         sign_in(Fabricate(:user, account_attributes: { username: 'test', suspended_at: Time.now.utc }), scope: :user)
         post :update
         expect(response).to have_http_status(403)
@@ -59,7 +61,7 @@ RSpec.describe Auth::RegistrationsController, type: :controller do
 
   describe 'GET #new' do
     before do
-      request.env["devise.mapping"] = Devise.mappings[:user]
+      request.env['devise.mapping'] = Devise.mappings[:user]
     end
 
     context do
@@ -92,21 +94,21 @@ RSpec.describe Auth::RegistrationsController, type: :controller do
       I18n.locale = current_locale
     end
 
-    before { request.env["devise.mapping"] = Devise.mappings[:user] }
+    before { request.env['devise.mapping'] = Devise.mappings[:user] }
 
     context do
+      subject do
+        Setting.registrations_mode = 'open'
+        request.headers['Accept-Language'] = accept_language
+        post :create, params: { user: { account_attributes: { username: 'test' }, email: 'test@example.com', password: '12345678', password_confirmation: '12345678', agreement: 'true' } }
+      end
+
       around do |example|
         registrations_mode = Setting.registrations_mode
         example.run
         Setting.registrations_mode = registrations_mode
       end
 
-      subject do
-        Setting.registrations_mode = 'open'
-        request.headers["Accept-Language"] = accept_language
-        post :create, params: { user: { account_attributes: { username: 'test' }, email: 'test@example.com', password: '12345678', password_confirmation: '12345678', agreement: 'true' } }
-      end
-
       it 'redirects to setup' do
         subject
         expect(response).to redirect_to auth_setup_path
@@ -121,18 +123,18 @@ RSpec.describe Auth::RegistrationsController, type: :controller do
     end
 
     context 'when user has not agreed to terms of service' do
+      subject do
+        Setting.registrations_mode = 'open'
+        request.headers['Accept-Language'] = accept_language
+        post :create, params: { user: { account_attributes: { username: 'test' }, email: 'test@example.com', password: '12345678', password_confirmation: '12345678', agreement: 'false' } }
+      end
+
       around do |example|
         registrations_mode = Setting.registrations_mode
         example.run
         Setting.registrations_mode = registrations_mode
       end
 
-      subject do
-        Setting.registrations_mode = 'open'
-        request.headers["Accept-Language"] = accept_language
-        post :create, params: { user: { account_attributes: { username: 'test' }, email: 'test@example.com', password: '12345678', password_confirmation: '12345678', agreement: 'false' } }
-      end
-
       it 'does not create user' do
         subject
         user = User.find_by(email: 'test@example.com')
@@ -141,18 +143,18 @@ RSpec.describe Auth::RegistrationsController, type: :controller do
     end
 
     context 'approval-based registrations without invite' do
+      subject do
+        Setting.registrations_mode = 'approved'
+        request.headers['Accept-Language'] = accept_language
+        post :create, params: { user: { account_attributes: { username: 'test' }, email: 'test@example.com', password: '12345678', password_confirmation: '12345678', agreement: 'true' } }
+      end
+
       around do |example|
         registrations_mode = Setting.registrations_mode
         example.run
         Setting.registrations_mode = registrations_mode
       end
 
-      subject do
-        Setting.registrations_mode = 'approved'
-        request.headers["Accept-Language"] = accept_language
-        post :create, params: { user: { account_attributes: { username: 'test' }, email: 'test@example.com', password: '12345678', password_confirmation: '12345678', agreement: 'true' } }
-      end
-
       it 'redirects to setup' do
         subject
         expect(response).to redirect_to auth_setup_path
@@ -163,24 +165,24 @@ RSpec.describe Auth::RegistrationsController, type: :controller do
         user = User.find_by(email: 'test@example.com')
         expect(user).to_not be_nil
         expect(user.locale).to eq(accept_language)
-        expect(user.approved).to eq(false)
+        expect(user.approved).to be(false)
       end
     end
 
     context 'approval-based registrations with expired invite' do
+      subject do
+        Setting.registrations_mode = 'approved'
+        request.headers['Accept-Language'] = accept_language
+        invite = Fabricate(:invite, max_uses: nil, expires_at: 1.hour.ago)
+        post :create, params: { user: { account_attributes: { username: 'test' }, email: 'test@example.com', password: '12345678', password_confirmation: '12345678', invite_code: invite.code, agreement: 'true' } }
+      end
+
       around do |example|
         registrations_mode = Setting.registrations_mode
         example.run
         Setting.registrations_mode = registrations_mode
       end
 
-      subject do
-        Setting.registrations_mode = 'approved'
-        request.headers["Accept-Language"] = accept_language
-        invite = Fabricate(:invite, max_uses: nil, expires_at: 1.hour.ago)
-        post :create, params: { user: { account_attributes: { username: 'test' }, email: 'test@example.com', password: '12345678', password_confirmation: '12345678', 'invite_code': invite.code, agreement: 'true' } }
-      end
-
       it 'redirects to setup' do
         subject
         expect(response).to redirect_to auth_setup_path
@@ -191,11 +193,20 @@ RSpec.describe Auth::RegistrationsController, type: :controller do
         user = User.find_by(email: 'test@example.com')
         expect(user).to_not be_nil
         expect(user.locale).to eq(accept_language)
-        expect(user.approved).to eq(false)
+        expect(user.approved).to be(false)
       end
     end
 
     context 'approval-based registrations with valid invite and required invite text' do
+      subject do
+        inviter = Fabricate(:user, confirmed_at: 2.days.ago)
+        Setting.registrations_mode = 'approved'
+        Setting.require_invite_text = true
+        request.headers['Accept-Language'] = accept_language
+        invite = Fabricate(:invite, user: inviter, max_uses: nil, expires_at: 1.hour.from_now)
+        post :create, params: { user: { account_attributes: { username: 'test' }, email: 'test@example.com', password: '12345678', password_confirmation: '12345678', invite_code: invite.code, agreement: 'true' } }
+      end
+
       around do |example|
         registrations_mode = Setting.registrations_mode
         require_invite_text = Setting.require_invite_text
@@ -204,15 +215,6 @@ RSpec.describe Auth::RegistrationsController, type: :controller do
         Setting.registrations_mode = registrations_mode
       end
 
-      subject do
-        inviter = Fabricate(:user, confirmed_at: 2.days.ago)
-        Setting.registrations_mode = 'approved'
-        Setting.require_invite_text = true
-        request.headers["Accept-Language"] = accept_language
-        invite = Fabricate(:invite, user: inviter, max_uses: nil, expires_at: 1.hour.from_now)
-        post :create, params: { user: { account_attributes: { username: 'test' }, email: 'test@example.com', password: '12345678', password_confirmation: '12345678', 'invite_code': invite.code, agreement: 'true' } }
-      end
-
       it 'redirects to setup' do
         subject
         expect(response).to redirect_to auth_setup_path
@@ -223,7 +225,7 @@ RSpec.describe Auth::RegistrationsController, type: :controller do
         user = User.find_by(email: 'test@example.com')
         expect(user).to_not be_nil
         expect(user.locale).to eq(accept_language)
-        expect(user.approved).to eq(true)
+        expect(user.approved).to be(true)
       end
     end
 
@@ -245,7 +247,7 @@ RSpec.describe Auth::RegistrationsController, type: :controller do
     end
 
     it 'returns http not found' do
-      expect(response).to have_http_status(:not_found)
+      expect(response).to have_http_status(404)
     end
 
     it 'does not delete user' do
diff --git a/spec/controllers/auth/sessions_controller_spec.rb b/spec/controllers/auth/sessions_controller_spec.rb
index d3db7aa1a..58befa124 100644
--- a/spec/controllers/auth/sessions_controller_spec.rb
+++ b/spec/controllers/auth/sessions_controller_spec.rb
@@ -54,7 +54,7 @@ RSpec.describe Auth::SessionsController, type: :controller do
     context 'using PAM authentication', if: ENV['PAM_ENABLED'] == 'true' do
       context 'using a valid password' do
         before do
-          post :create, params: { user: { email: "pam_user1", password: '123456' } }
+          post :create, params: { user: { email: 'pam_user1', password: '123456' } }
         end
 
         it 'redirects to home' do
@@ -68,7 +68,7 @@ RSpec.describe Auth::SessionsController, type: :controller do
 
       context 'using an invalid password' do
         before do
-          post :create, params: { user: { email: "pam_user1", password: 'WRONGPW' } }
+          post :create, params: { user: { email: 'pam_user1', password: 'WRONGPW' } }
         end
 
         it 'shows a login error' do
@@ -127,7 +127,7 @@ RSpec.describe Auth::SessionsController, type: :controller do
 
         before do
           allow_any_instance_of(ActionDispatch::Request).to receive(:remote_ip).and_return(current_ip)
-          allow(UserMailer).to receive(:suspicious_sign_in).and_return(double('email', 'deliver_later!': nil))
+          allow(UserMailer).to receive(:suspicious_sign_in).and_return(double('email', deliver_later!: nil))
           user.update(current_sign_in_at: 1.month.ago)
           post :create, params: { user: { email: user.email, password: user.password } }
         end
@@ -194,7 +194,7 @@ RSpec.describe Auth::SessionsController, type: :controller do
           post :create, params: { user: { email: user.email, password: user.password } }
         end
 
-        context "in single user mode" do
+        context 'in single user mode' do
           let(:single_user_mode) { true }
 
           it 'redirects to home' do
@@ -202,7 +202,7 @@ RSpec.describe Auth::SessionsController, type: :controller do
           end
         end
 
-        context "in non-single user mode" do
+        context 'in non-single user mode' do
           let(:single_user_mode) { false }
 
           it "redirects back to the user's page" do
@@ -230,8 +230,8 @@ RSpec.describe Auth::SessionsController, type: :controller do
           end
 
           it 'renders two factor authentication page' do
-            expect(controller).to render_template("two_factor")
-            expect(controller).to render_template(partial: "_otp_authentication_form")
+            expect(controller).to render_template('two_factor')
+            expect(controller).to render_template(partial: '_otp_authentication_form')
           end
         end
 
@@ -246,8 +246,8 @@ RSpec.describe Auth::SessionsController, type: :controller do
           end
 
           it 'renders two factor authentication page' do
-            expect(controller).to render_template("two_factor")
-            expect(controller).to render_template(partial: "_otp_authentication_form")
+            expect(controller).to render_template('two_factor')
+            expect(controller).to render_template(partial: '_otp_authentication_form')
           end
         end
 
@@ -257,8 +257,8 @@ RSpec.describe Auth::SessionsController, type: :controller do
           end
 
           it 'renders two factor authentication page' do
-            expect(controller).to render_template("two_factor")
-            expect(controller).to render_template(partial: "_otp_authentication_form")
+            expect(controller).to render_template('two_factor')
+            expect(controller).to render_template(partial: '_otp_authentication_form')
           end
         end
 
@@ -339,11 +339,11 @@ RSpec.describe Auth::SessionsController, type: :controller do
             external_id: public_key_credential.id,
             public_key: public_key_credential.public_key,
             sign_count: '1000'
-           )
+          )
           user.webauthn_credentials.take
         end
 
-        let(:domain) { "#{Rails.configuration.x.use_https ? 'https' : 'http' }://#{Rails.configuration.x.web_domain}" }
+        let(:domain) { "#{Rails.configuration.x.use_https ? 'https' : 'http'}://#{Rails.configuration.x.web_domain}" }
 
         let(:fake_client) { WebAuthn::FakeClient.new(domain) }
 
@@ -359,8 +359,8 @@ RSpec.describe Auth::SessionsController, type: :controller do
           end
 
           it 'renders webauthn authentication page' do
-            expect(controller).to render_template("two_factor")
-            expect(controller).to render_template(partial: "_webauthn_form")
+            expect(controller).to render_template('two_factor')
+            expect(controller).to render_template(partial: '_webauthn_form')
           end
         end
 
@@ -370,8 +370,8 @@ RSpec.describe Auth::SessionsController, type: :controller do
           end
 
           it 'renders webauthn authentication page' do
-            expect(controller).to render_template("two_factor")
-            expect(controller).to render_template(partial: "_webauthn_form")
+            expect(controller).to render_template('two_factor')
+            expect(controller).to render_template(partial: '_webauthn_form')
           end
         end
 
@@ -400,7 +400,7 @@ RSpec.describe Auth::SessionsController, type: :controller do
 
   describe 'GET #webauthn_options' do
     context 'with WebAuthn and OTP enabled as second factor' do
-      let(:domain) { "#{Rails.configuration.x.use_https ? 'https' : 'http' }://#{Rails.configuration.x.web_domain}" }
+      let(:domain) { "#{Rails.configuration.x.use_https ? 'https' : 'http'}://#{Rails.configuration.x.web_domain}" }
 
       let(:fake_client) { WebAuthn::FakeClient.new(domain) }
 
@@ -422,7 +422,7 @@ RSpec.describe Auth::SessionsController, type: :controller do
 
       it 'returns http success' do
         get :webauthn_options
-        expect(response).to have_http_status :ok
+        expect(response).to have_http_status 200
       end
     end
   end
diff --git a/spec/controllers/auth/setup_controller_spec.rb b/spec/controllers/auth/setup_controller_spec.rb
new file mode 100644
index 000000000..75e42aaf9
--- /dev/null
+++ b/spec/controllers/auth/setup_controller_spec.rb
@@ -0,0 +1,25 @@
+# frozen_string_literal: true
+
+require 'rails_helper'
+
+describe Auth::SetupController do
+  render_views
+
+  describe 'GET #show' do
+    context 'with a signed out request' do
+      it 'returns http redirect' do
+        get :show
+        expect(response).to be_redirect
+      end
+    end
+
+    context 'with an unconfirmed signed in user' do
+      before { sign_in Fabricate(:user, confirmed_at: nil) }
+
+      it 'returns http success' do
+        get :show
+        expect(response).to have_http_status(200)
+      end
+    end
+  end
+end
diff --git a/spec/controllers/authorize_interactions_controller_spec.rb b/spec/controllers/authorize_interactions_controller_spec.rb
index 44f52df69..e52103941 100644
--- a/spec/controllers/authorize_interactions_controller_spec.rb
+++ b/spec/controllers/authorize_interactions_controller_spec.rb
@@ -99,7 +99,6 @@ describe AuthorizeInteractionsController do
         allow(ResolveAccountService).to receive(:new).and_return(service)
         allow(service).to receive(:call).with('user@hostname').and_return(target_account)
 
-
         post :create, params: { acct: 'acct:user@hostname' }
 
         expect(account.following?(target_account)).to be true
diff --git a/spec/controllers/concerns/export_controller_concern_spec.rb b/spec/controllers/concerns/export_controller_concern_spec.rb
index 1a5e46f8e..003fd17f6 100644
--- a/spec/controllers/concerns/export_controller_concern_spec.rb
+++ b/spec/controllers/concerns/export_controller_concern_spec.rb
@@ -29,7 +29,7 @@ describe ApplicationController, type: :controller do
 
     it 'returns unauthorized when not signed in' do
       get :index, format: :csv
-      expect(response).to have_http_status(:unauthorized)
+      expect(response).to have_http_status(401)
     end
   end
 end
diff --git a/spec/controllers/concerns/signature_verification_spec.rb b/spec/controllers/concerns/signature_verification_spec.rb
index 6e73643b4..13655f313 100644
--- a/spec/controllers/concerns/signature_verification_spec.rb
+++ b/spec/controllers/concerns/signature_verification_spec.rb
@@ -16,6 +16,8 @@ describe ApplicationController, type: :controller do
   controller do
     include SignatureVerification
 
+    before_action :require_actor_signature!, only: [:signature_required]
+
     def success
       head 200
     end
@@ -23,10 +25,17 @@ describe ApplicationController, type: :controller do
     def alternative_success
       head 200
     end
+
+    def signature_required
+      head 200
+    end
   end
 
   before do
-    routes.draw { match via: [:get, :post], 'success' => 'anonymous#success' }
+    routes.draw do
+      match via: [:get, :post], 'success' => 'anonymous#success'
+      match via: [:get, :post], 'signature_required' => 'anonymous#signature_required'
+    end
   end
 
   context 'without signature header' do
@@ -118,6 +127,37 @@ describe ApplicationController, type: :controller do
       end
     end
 
+    context 'with request with unparseable Date header' do
+      before do
+        get :success
+
+        fake_request = Request.new(:get, request.url)
+        fake_request.add_headers({ 'Date' => 'wrong date' })
+        fake_request.on_behalf_of(author)
+
+        request.headers.merge!(fake_request.headers)
+      end
+
+      describe '#signed_request?' do
+        it 'returns true' do
+          expect(controller.signed_request?).to be true
+        end
+      end
+
+      describe '#signed_request_account' do
+        it 'returns nil' do
+          expect(controller.signed_request_account).to be_nil
+        end
+      end
+
+      describe '#signature_verification_failure_reason' do
+        it 'contains an error description' do
+          controller.signed_request_account
+          expect(controller.signature_verification_failure_reason[:error]).to eq 'Invalid Date header: not RFC 2616 compliant date: "wrong date"'
+        end
+      end
+    end
+
     context 'with request older than a day' do
       before do
         get :success
@@ -140,6 +180,13 @@ describe ApplicationController, type: :controller do
           expect(controller.signed_request_account).to be_nil
         end
       end
+
+      describe '#signature_verification_failure_reason' do
+        it 'contains an error description' do
+          controller.signed_request_account
+          expect(controller.signature_verification_failure_reason[:error]).to eq 'Signed request date outside acceptable time window'
+        end
+      end
     end
 
     context 'with inaccessible key' do
@@ -171,6 +218,7 @@ describe ApplicationController, type: :controller do
 
     context 'with body' do
       before do
+        allow(controller).to receive(:actor_refresh_key!).and_return(author)
         post :success, body: 'Hello world'
 
         fake_request = Request.new(:post, request.url, body: 'Hello world')
@@ -189,21 +237,66 @@ describe ApplicationController, type: :controller do
         it 'returns an account' do
           expect(controller.signed_request_account).to eq author
         end
+      end
 
-        it 'returns nil when path does not match' do
+      context 'when path does not match' do
+        before do
           request.path = '/alternative-path'
-          expect(controller.signed_request_account).to be_nil
         end
 
-        it 'returns nil when method does not match' do
+        describe '#signed_request_account' do
+          it 'returns nil' do
+            expect(controller.signed_request_account).to be_nil
+          end
+        end
+
+        describe '#signature_verification_failure_reason' do
+          it 'contains an error description' do
+            controller.signed_request_account
+            expect(controller.signature_verification_failure_reason[:error]).to include('using rsa-sha256 (RSASSA-PKCS1-v1_5 with SHA-256)')
+            expect(controller.signature_verification_failure_reason[:signed_string]).to include("(request-target): post /alternative-path\n")
+          end
+        end
+      end
+
+      context 'when method does not match' do
+        before do
           get :success
-          expect(controller.signed_request_account).to be_nil
         end
 
-        it 'returns nil when body has been tampered' do
+        describe '#signed_request_account' do
+          it 'returns nil' do
+            expect(controller.signed_request_account).to be_nil
+          end
+        end
+      end
+
+      context 'when body has been tampered' do
+        before do
           post :success, body: 'doo doo doo'
-          expect(controller.signed_request_account).to be_nil
         end
+
+        describe '#signed_request_account' do
+          it 'returns nil when body has been tampered' do
+            expect(controller.signed_request_account).to be_nil
+          end
+        end
+      end
+    end
+  end
+
+  context 'when a signature is required' do
+    before do
+      get :signature_required
+    end
+
+    context 'without signature header' do
+      it 'returns HTTP 401' do
+        expect(response).to have_http_status(401)
+      end
+
+      it 'returns an error' do
+        expect(Oj.load(response.body)['error']).to eq 'Request not signed'
       end
     end
   end
diff --git a/spec/controllers/custom_css_controller_spec.rb b/spec/controllers/custom_css_controller_spec.rb
new file mode 100644
index 000000000..47fe6031f
--- /dev/null
+++ b/spec/controllers/custom_css_controller_spec.rb
@@ -0,0 +1,14 @@
+# frozen_string_literal: true
+
+require 'rails_helper'
+
+describe CustomCssController do
+  render_views
+
+  describe 'GET #show' do
+    it 'returns http success' do
+      get :show
+      expect(response).to have_http_status(200)
+    end
+  end
+end
diff --git a/spec/controllers/disputes/appeals_controller_spec.rb b/spec/controllers/disputes/appeals_controller_spec.rb
index 90f222f49..affe63c59 100644
--- a/spec/controllers/disputes/appeals_controller_spec.rb
+++ b/spec/controllers/disputes/appeals_controller_spec.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 require 'rails_helper'
 
 RSpec.describe Disputes::AppealsController, type: :controller do
diff --git a/spec/controllers/disputes/strikes_controller_spec.rb b/spec/controllers/disputes/strikes_controller_spec.rb
index 157f9ec3c..1d678875c 100644
--- a/spec/controllers/disputes/strikes_controller_spec.rb
+++ b/spec/controllers/disputes/strikes_controller_spec.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 require 'rails_helper'
 
 RSpec.describe Disputes::StrikesController, type: :controller do
@@ -23,7 +25,7 @@ RSpec.describe Disputes::StrikesController, type: :controller do
       let(:strike) { Fabricate(:account_warning) }
 
       it 'returns http forbidden' do
-        expect(response).to have_http_status(:forbidden)
+        expect(response).to have_http_status(403)
       end
     end
   end
diff --git a/spec/controllers/emojis_controller_spec.rb b/spec/controllers/emojis_controller_spec.rb
index fbbd11f64..710d23d92 100644
--- a/spec/controllers/emojis_controller_spec.rb
+++ b/spec/controllers/emojis_controller_spec.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 require 'rails_helper'
 
 describe EmojisController do
@@ -7,6 +9,7 @@ describe EmojisController do
 
   describe 'GET #show' do
     subject(:response) { get :show, params: { id: emoji.id, format: :json } }
+
     subject(:body) { JSON.parse(response.body, symbolize_names: true) }
 
     it 'returns the right response' do
diff --git a/spec/controllers/filters/statuses_controller_spec.rb b/spec/controllers/filters/statuses_controller_spec.rb
new file mode 100644
index 000000000..492361188
--- /dev/null
+++ b/spec/controllers/filters/statuses_controller_spec.rb
@@ -0,0 +1,41 @@
+# frozen_string_literal: true
+
+require 'rails_helper'
+
+describe Filters::StatusesController do
+  render_views
+
+  describe 'GET #index' do
+    let(:filter) { Fabricate(:custom_filter) }
+
+    context 'with signed out user' do
+      it 'redirects' do
+        get :index, params: { filter_id: filter }
+
+        expect(response).to be_redirect
+      end
+    end
+
+    context 'with a signed in user' do
+      context 'with the filter user signed in' do
+        before { sign_in(filter.account.user) }
+
+        it 'returns http success' do
+          get :index, params: { filter_id: filter }
+
+          expect(response).to have_http_status(200)
+        end
+      end
+
+      context 'with another user signed in' do
+        before { sign_in(Fabricate(:user)) }
+
+        it 'returns http not found' do
+          get :index, params: { filter_id: filter }
+
+          expect(response).to have_http_status(404)
+        end
+      end
+    end
+  end
+end
diff --git a/spec/controllers/filters_controller_spec.rb b/spec/controllers/filters_controller_spec.rb
new file mode 100644
index 000000000..f68f87ba7
--- /dev/null
+++ b/spec/controllers/filters_controller_spec.rb
@@ -0,0 +1,27 @@
+# frozen_string_literal: true
+
+require 'rails_helper'
+
+describe FiltersController do
+  render_views
+
+  describe 'GET #index' do
+    context 'with signed out user' do
+      it 'redirects' do
+        get :index
+
+        expect(response).to be_redirect
+      end
+    end
+
+    context 'with a signed in user' do
+      before { sign_in(Fabricate(:user)) }
+
+      it 'returns http success' do
+        get :index
+
+        expect(response).to have_http_status(200)
+      end
+    end
+  end
+end
diff --git a/spec/controllers/follower_accounts_controller_spec.rb b/spec/controllers/follower_accounts_controller_spec.rb
index ab2e82e85..7c53e5b47 100644
--- a/spec/controllers/follower_accounts_controller_spec.rb
+++ b/spec/controllers/follower_accounts_controller_spec.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 require 'rails_helper'
 
 describe FollowerAccountsController do
@@ -38,6 +40,7 @@ describe FollowerAccountsController do
 
     context 'when format is json' do
       subject(:response) { get :index, params: { account_username: alice.username, page: page, format: :json } }
+
       subject(:body) { JSON.parse(response.body) }
 
       context 'with page' do
diff --git a/spec/controllers/following_accounts_controller_spec.rb b/spec/controllers/following_accounts_controller_spec.rb
index e43dbf882..122f72e2d 100644
--- a/spec/controllers/following_accounts_controller_spec.rb
+++ b/spec/controllers/following_accounts_controller_spec.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 require 'rails_helper'
 
 describe FollowingAccountsController do
@@ -38,6 +40,7 @@ describe FollowingAccountsController do
 
     context 'when format is json' do
       subject(:response) { get :index, params: { account_username: alice.username, page: page, format: :json } }
+
       subject(:body) { JSON.parse(response.body) }
 
       context 'with page' do
diff --git a/spec/controllers/health_controller_spec.rb b/spec/controllers/health_controller_spec.rb
index 1e41f6ed7..282b66419 100644
--- a/spec/controllers/health_controller_spec.rb
+++ b/spec/controllers/health_controller_spec.rb
@@ -1,13 +1,14 @@
+# frozen_string_literal: true
+
 require 'rails_helper'
 
 describe HealthController do
   render_views
 
   describe 'GET #show' do
-    subject(:response) { get :show, params: { format: :json } }
-
-    it 'returns the right response' do
-      expect(response).to have_http_status 200
+    it 'returns http success' do
+      get :show
+      expect(response).to have_http_status(200)
     end
   end
 end
diff --git a/spec/controllers/home_controller_spec.rb b/spec/controllers/home_controller_spec.rb
index d845ae01d..0d3722920 100644
--- a/spec/controllers/home_controller_spec.rb
+++ b/spec/controllers/home_controller_spec.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 require 'rails_helper'
 
 RSpec.describe HomeController, type: :controller do
@@ -9,7 +11,7 @@ RSpec.describe HomeController, type: :controller do
     context 'when not signed in' do
       it 'returns http success' do
         @request.path = '/'
-        is_expected.to have_http_status(:success)
+        expect(subject).to have_http_status(:success)
       end
     end
 
@@ -21,7 +23,7 @@ RSpec.describe HomeController, type: :controller do
       end
 
       it 'returns http success' do
-        is_expected.to have_http_status(:success)
+        expect(subject).to have_http_status(:success)
       end
     end
   end
diff --git a/spec/controllers/instance_actors_controller_spec.rb b/spec/controllers/instance_actors_controller_spec.rb
index f64a7d2ca..84a07d497 100644
--- a/spec/controllers/instance_actors_controller_spec.rb
+++ b/spec/controllers/instance_actors_controller_spec.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 require 'rails_helper'
 
 RSpec.describe InstanceActorsController, type: :controller do
@@ -20,7 +22,7 @@ RSpec.describe InstanceActorsController, type: :controller do
 
         it 'does not set cookies' do
           expect(response.cookies).to be_empty
-          expect(response.headers['Set-Cookies']).to be nil
+          expect(response.headers['Set-Cookies']).to be_nil
         end
 
         it 'does not set sessions' do
@@ -43,11 +45,13 @@ RSpec.describe InstanceActorsController, type: :controller do
 
       context 'without authorized fetch mode' do
         let(:authorized_fetch_mode) { false }
+
         it_behaves_like 'shared behavior'
       end
 
       context 'with authorized fetch mode' do
         let(:authorized_fetch_mode) { true }
+
         it_behaves_like 'shared behavior'
       end
     end
diff --git a/spec/controllers/intents_controller_spec.rb b/spec/controllers/intents_controller_spec.rb
index ddfd5ea36..02b46ddc7 100644
--- a/spec/controllers/intents_controller_spec.rb
+++ b/spec/controllers/intents_controller_spec.rb
@@ -1,9 +1,12 @@
+# frozen_string_literal: true
+
 require 'rails_helper'
 
 RSpec.describe IntentsController, type: :controller do
   render_views
 
   let(:user) { Fabricate(:user) }
+
   before { sign_in user, scope: :user }
 
   describe 'GET #show' do
diff --git a/spec/controllers/invites_controller_spec.rb b/spec/controllers/invites_controller_spec.rb
index 23b98fb12..408c5e1b5 100644
--- a/spec/controllers/invites_controller_spec.rb
+++ b/spec/controllers/invites_controller_spec.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 require 'rails_helper'
 
 describe InvitesController do
diff --git a/spec/controllers/manifests_controller_spec.rb b/spec/controllers/manifests_controller_spec.rb
index a549adef3..ecd6957fc 100644
--- a/spec/controllers/manifests_controller_spec.rb
+++ b/spec/controllers/manifests_controller_spec.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 require 'rails_helper'
 
 describe ManifestsController do
diff --git a/spec/controllers/oauth/authorized_applications_controller_spec.rb b/spec/controllers/oauth/authorized_applications_controller_spec.rb
index 901e538e9..885bfa35b 100644
--- a/spec/controllers/oauth/authorized_applications_controller_spec.rb
+++ b/spec/controllers/oauth/authorized_applications_controller_spec.rb
@@ -13,7 +13,7 @@ describe Oauth::AuthorizedApplicationsController do
     shared_examples 'stores location for user' do
       it 'stores location for user' do
         subject
-        expect(controller.stored_location_for(:user)).to eq "/oauth/authorized_applications"
+        expect(controller.stored_location_for(:user)).to eq '/oauth/authorized_applications'
       end
     end
 
diff --git a/spec/controllers/privacy_controller_spec.rb b/spec/controllers/privacy_controller_spec.rb
new file mode 100644
index 000000000..c92c71ea6
--- /dev/null
+++ b/spec/controllers/privacy_controller_spec.rb
@@ -0,0 +1,14 @@
+# frozen_string_literal: true
+
+require 'rails_helper'
+
+describe PrivacyController do
+  render_views
+
+  describe 'GET #show' do
+    it 'returns http success' do
+      get :show
+      expect(response).to have_http_status(200)
+    end
+  end
+end
diff --git a/spec/controllers/relationships_controller_spec.rb b/spec/controllers/relationships_controller_spec.rb
index 2056a2ac2..53a5daa51 100644
--- a/spec/controllers/relationships_controller_spec.rb
+++ b/spec/controllers/relationships_controller_spec.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 require 'rails_helper'
 
 describe RelationshipsController do
@@ -7,7 +9,7 @@ describe RelationshipsController do
 
   shared_examples 'authenticate user' do
     it 'redirects when not signed in' do
-      is_expected.to redirect_to '/auth/sign_in'
+      expect(subject).to redirect_to '/auth/sign_in'
     end
   end
 
@@ -51,11 +53,12 @@ describe RelationshipsController do
 
     context 'when select parameter is not provided' do
       subject { patch :update }
+
       include_examples 'redirects back to followers page'
     end
 
     context 'when select parameter is provided' do
-      subject { patch :update, params: { form_account_batch: { account_ids: [poopfeast.id] }, block_domains: '' } }
+      subject { patch :update, params: { form_account_batch: { account_ids: [poopfeast.id] }, remove_domains_from_followers: '' } }
 
       it 'soft-blocks followers from selected domains' do
         poopfeast.follow!(user.account)
@@ -66,6 +69,15 @@ describe RelationshipsController do
         expect(poopfeast.following?(user.account)).to be false
       end
 
+      it 'does not unfollow users from selected domains' do
+        user.account.follow!(poopfeast)
+
+        sign_in user, scope: :user
+        subject
+
+        expect(user.account.following?(poopfeast)).to be true
+      end
+
       include_examples 'authenticate user'
       include_examples 'redirects back to followers page'
     end
diff --git a/spec/controllers/settings/aliases_controller_spec.rb b/spec/controllers/settings/aliases_controller_spec.rb
new file mode 100644
index 000000000..805f65988
--- /dev/null
+++ b/spec/controllers/settings/aliases_controller_spec.rb
@@ -0,0 +1,21 @@
+# frozen_string_literal: true
+
+require 'rails_helper'
+
+describe Settings::AliasesController do
+  render_views
+
+  let!(:user) { Fabricate(:user) }
+  let(:account) { user.account }
+
+  before do
+    sign_in user, scope: :user
+  end
+
+  describe 'GET #index' do
+    it 'returns http success' do
+      get :index
+      expect(response).to have_http_status(200)
+    end
+  end
+end
diff --git a/spec/controllers/settings/applications_controller_spec.rb b/spec/controllers/settings/applications_controller_spec.rb
index 29c278148..5c6b04a15 100644
--- a/spec/controllers/settings/applications_controller_spec.rb
+++ b/spec/controllers/settings/applications_controller_spec.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 require 'rails_helper'
 
 describe Settings::ApplicationsController do
@@ -32,12 +34,12 @@ describe Settings::ApplicationsController do
       app.update!(owner: nil)
 
       get :show, params: { id: app.id }
-      expect(response.status).to eq 404
+      expect(response).to have_http_status 404
     end
   end
 
   describe 'GET #new' do
-    it 'works' do
+    it 'returns http success' do
       get :new
       expect(response).to have_http_status(200)
     end
@@ -51,8 +53,8 @@ describe Settings::ApplicationsController do
             name: 'My New App',
             redirect_uri: 'urn:ietf:wg:oauth:2.0:oob',
             website: 'http://google.com',
-            scopes: 'read write follow'
-          }
+            scopes: 'read write follow',
+          },
         }
         response
       end
@@ -73,8 +75,8 @@ describe Settings::ApplicationsController do
             name: 'My New App',
             redirect_uri: 'urn:ietf:wg:oauth:2.0:oob',
             website: 'http://google.com',
-            scopes: [ 'read', 'write', 'follow' ]
-          }
+            scopes: %w(read write follow),
+          },
         }
         response
       end
@@ -95,8 +97,8 @@ describe Settings::ApplicationsController do
             name: '',
             redirect_uri: '',
             website: '',
-            scopes: []
-          }
+            scopes: [],
+          },
         }
       end
 
@@ -112,16 +114,16 @@ describe Settings::ApplicationsController do
 
   describe 'PATCH #update' do
     context 'success' do
-      let(:opts) {
+      let(:opts) do
         {
-          website: 'https://foo.bar/'
+          website: 'https://foo.bar/',
         }
-      }
+      end
 
       def call_update
         patch :update, params: {
           id: app.id,
-          doorkeeper_application: opts
+          doorkeeper_application: opts,
         }
         response
       end
@@ -132,7 +134,7 @@ describe Settings::ApplicationsController do
       end
 
       it 'redirects back to applications page' do
-        expect(call_update).to redirect_to(settings_applications_path)
+        expect(call_update).to redirect_to(settings_application_path(app))
       end
     end
 
@@ -144,8 +146,8 @@ describe Settings::ApplicationsController do
             name: '',
             redirect_uri: '',
             website: '',
-            scopes: []
-          }
+            scopes: [],
+          },
         }
       end
 
@@ -175,12 +177,13 @@ describe Settings::ApplicationsController do
 
   describe 'regenerate' do
     let(:token) { user.token_for_app(app) }
+
     before do
       expect(token).to_not be_nil
       post :regenerate, params: { id: app.id }
     end
 
-    it 'should create new token' do
+    it 'creates new token' do
       expect(user.token_for_app(app)).to_not eql(token)
     end
   end
diff --git a/spec/controllers/settings/deletes_controller_spec.rb b/spec/controllers/settings/deletes_controller_spec.rb
index a94dc042a..a7edac6a9 100644
--- a/spec/controllers/settings/deletes_controller_spec.rb
+++ b/spec/controllers/settings/deletes_controller_spec.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 require 'rails_helper'
 
 describe Settings::DeletesController do
diff --git a/spec/controllers/settings/exports/blocked_accounts_controller_spec.rb b/spec/controllers/settings/exports/blocked_accounts_controller_spec.rb
index 5ff41b7fc..459b278d6 100644
--- a/spec/controllers/settings/exports/blocked_accounts_controller_spec.rb
+++ b/spec/controllers/settings/exports/blocked_accounts_controller_spec.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 require 'rails_helper'
 
 describe Settings::Exports::BlockedAccountsController do
diff --git a/spec/controllers/settings/exports/blocked_domains_controller_spec.rb b/spec/controllers/settings/exports/blocked_domains_controller_spec.rb
new file mode 100644
index 000000000..ac72fd9dd
--- /dev/null
+++ b/spec/controllers/settings/exports/blocked_domains_controller_spec.rb
@@ -0,0 +1,20 @@
+# frozen_string_literal: true
+
+require 'rails_helper'
+
+describe Settings::Exports::BlockedDomainsController do
+  render_views
+
+  describe 'GET #index' do
+    it 'returns a csv of the domains' do
+      account = Fabricate(:account, domain: 'example.com')
+      user = Fabricate(:user, account: account)
+      Fabricate(:account_domain_block, domain: 'example.com', account: account)
+
+      sign_in user, scope: :user
+      get :index, format: :csv
+
+      expect(response.body).to eq "example.com\n"
+    end
+  end
+end
diff --git a/spec/controllers/settings/exports/bookmarks_controller_spec.rb b/spec/controllers/settings/exports/bookmarks_controller_spec.rb
index a06c02e0c..9982eff16 100644
--- a/spec/controllers/settings/exports/bookmarks_controller_spec.rb
+++ b/spec/controllers/settings/exports/bookmarks_controller_spec.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 require 'rails_helper'
 
 describe Settings::Exports::BookmarksController do
diff --git a/spec/controllers/settings/exports/following_accounts_controller_spec.rb b/spec/controllers/settings/exports/following_accounts_controller_spec.rb
index bfe010555..72b0b94e1 100644
--- a/spec/controllers/settings/exports/following_accounts_controller_spec.rb
+++ b/spec/controllers/settings/exports/following_accounts_controller_spec.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 require 'rails_helper'
 
 describe Settings::Exports::FollowingAccountsController do
diff --git a/spec/controllers/settings/exports/lists_controller_spec.rb b/spec/controllers/settings/exports/lists_controller_spec.rb
new file mode 100644
index 000000000..29623ba49
--- /dev/null
+++ b/spec/controllers/settings/exports/lists_controller_spec.rb
@@ -0,0 +1,21 @@
+# frozen_string_literal: true
+
+require 'rails_helper'
+
+describe Settings::Exports::ListsController do
+  render_views
+
+  describe 'GET #index' do
+    it 'returns a csv of the domains' do
+      account = Fabricate(:account)
+      user = Fabricate(:user, account: account)
+      list = Fabricate(:list, account: account, title: 'The List')
+      Fabricate(:list_account, list: list, account: account)
+
+      sign_in user, scope: :user
+      get :index, format: :csv
+
+      expect(response.body).to match 'The List'
+    end
+  end
+end
diff --git a/spec/controllers/settings/exports/muted_accounts_controller_spec.rb b/spec/controllers/settings/exports/muted_accounts_controller_spec.rb
index 642f0a9b8..b4170cb16 100644
--- a/spec/controllers/settings/exports/muted_accounts_controller_spec.rb
+++ b/spec/controllers/settings/exports/muted_accounts_controller_spec.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 require 'rails_helper'
 
 describe Settings::Exports::MutedAccountsController do
diff --git a/spec/controllers/settings/featured_tags_controller_spec.rb b/spec/controllers/settings/featured_tags_controller_spec.rb
index 33b87f9f6..5c61351af 100644
--- a/spec/controllers/settings/featured_tags_controller_spec.rb
+++ b/spec/controllers/settings/featured_tags_controller_spec.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 require 'rails_helper'
 
 describe Settings::FeaturedTagsController do
@@ -5,7 +7,7 @@ describe Settings::FeaturedTagsController do
 
   shared_examples 'authenticate user' do
     it 'redirects to sign_in page' do
-      is_expected.to redirect_to new_user_session_path
+      expect(subject).to redirect_to new_user_session_path
     end
   end
 
diff --git a/spec/controllers/settings/flavours_controller_spec.rb b/spec/controllers/settings/flavours_controller_spec.rb
index f89bde1f9..8c7d4a768 100644
--- a/spec/controllers/settings/flavours_controller_spec.rb
+++ b/spec/controllers/settings/flavours_controller_spec.rb
@@ -1,7 +1,8 @@
 # frozen_string_literal: true
+
 require 'rails_helper'
 
-RSpec.describe Settings::FlavoursController, type: :controller do
+RSpec.describe Settings::FlavoursController do
   let(:user) { Fabricate(:user) }
 
   before do
diff --git a/spec/controllers/settings/imports_controller_spec.rb b/spec/controllers/settings/imports_controller_spec.rb
index b8caf5941..78973df2b 100644
--- a/spec/controllers/settings/imports_controller_spec.rb
+++ b/spec/controllers/settings/imports_controller_spec.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 require 'rails_helper'
 
 RSpec.describe Settings::ImportsController, type: :controller do
@@ -7,8 +9,8 @@ RSpec.describe Settings::ImportsController, type: :controller do
     sign_in Fabricate(:user), scope: :user
   end
 
-  describe "GET #show" do
-    it "returns http success" do
+  describe 'GET #show' do
+    it 'returns http success' do
       get :show
       expect(response).to have_http_status(200)
     end
@@ -21,8 +23,8 @@ RSpec.describe Settings::ImportsController, type: :controller do
       post :create, params: {
         import: {
           type: 'following',
-          data: fixture_file_upload('imports.txt')
-        }
+          data: fixture_file_upload('imports.txt'),
+        },
       }
 
       expect(response).to redirect_to(settings_import_path)
@@ -34,8 +36,8 @@ RSpec.describe Settings::ImportsController, type: :controller do
       post :create, params: {
         import: {
           type: 'blocking',
-          data: fixture_file_upload('imports.txt')
-        }
+          data: fixture_file_upload('imports.txt'),
+        },
       }
 
       expect(response).to redirect_to(settings_import_path)
diff --git a/spec/controllers/settings/login_activities_controller_spec.rb b/spec/controllers/settings/login_activities_controller_spec.rb
new file mode 100644
index 000000000..6f1f3de31
--- /dev/null
+++ b/spec/controllers/settings/login_activities_controller_spec.rb
@@ -0,0 +1,20 @@
+# frozen_string_literal: true
+
+require 'rails_helper'
+
+describe Settings::LoginActivitiesController do
+  render_views
+
+  let!(:user) { Fabricate(:user) }
+
+  before do
+    sign_in user, scope: :user
+  end
+
+  describe 'GET #index' do
+    it 'returns http success' do
+      get :index
+      expect(response).to have_http_status(200)
+    end
+  end
+end
diff --git a/spec/controllers/settings/migration/redirects_controller_spec.rb b/spec/controllers/settings/migration/redirects_controller_spec.rb
new file mode 100644
index 000000000..50d9e1927
--- /dev/null
+++ b/spec/controllers/settings/migration/redirects_controller_spec.rb
@@ -0,0 +1,20 @@
+# frozen_string_literal: true
+
+require 'rails_helper'
+
+describe Settings::Migration::RedirectsController do
+  render_views
+
+  let!(:user) { Fabricate(:user) }
+
+  before do
+    sign_in user, scope: :user
+  end
+
+  describe 'GET #new' do
+    it 'returns http success' do
+      get :new
+      expect(response).to have_http_status(200)
+    end
+  end
+end
diff --git a/spec/controllers/settings/migrations_controller_spec.rb b/spec/controllers/settings/migrations_controller_spec.rb
index 35c5747a0..9b12bc40f 100644
--- a/spec/controllers/settings/migrations_controller_spec.rb
+++ b/spec/controllers/settings/migrations_controller_spec.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 require 'rails_helper'
 
 describe Settings::MigrationsController do
@@ -5,7 +7,7 @@ describe Settings::MigrationsController do
 
   shared_examples 'authenticate user' do
     it 'redirects to sign_in page' do
-      is_expected.to redirect_to new_user_session_path
+      expect(subject).to redirect_to new_user_session_path
     end
   end
 
@@ -27,8 +29,8 @@ describe Settings::MigrationsController do
         let(:moved_to_account) { nil }
 
         it 'renders show page' do
-          is_expected.to have_http_status 200
-          is_expected.to render_template :show
+          expect(subject).to have_http_status 200
+          expect(subject).to render_template :show
         end
       end
 
@@ -36,8 +38,8 @@ describe Settings::MigrationsController do
         let(:moved_to_account) { Fabricate(:account) }
 
         it 'renders show page' do
-          is_expected.to have_http_status 200
-          is_expected.to render_template :show
+          expect(subject).to have_http_status 200
+          expect(subject).to render_template :show
         end
       end
     end
@@ -61,7 +63,7 @@ describe Settings::MigrationsController do
         let(:acct) { Fabricate(:account, also_known_as: [ActivityPub::TagManager.instance.uri_for(user.account)]) }
 
         it 'updates moved to account' do
-          is_expected.to redirect_to settings_migration_path
+          expect(subject).to redirect_to settings_migration_path
           expect(user.account.reload.moved_to_account_id).to eq acct.id
         end
       end
@@ -70,7 +72,7 @@ describe Settings::MigrationsController do
         let(:acct) { user.account }
 
         it 'renders show' do
-          is_expected.to render_template :show
+          expect(subject).to render_template :show
         end
 
         it 'does not update the moved account' do
@@ -82,7 +84,7 @@ describe Settings::MigrationsController do
         let(:acct) { Fabricate(:account, also_known_as: []) }
 
         it 'renders show' do
-          is_expected.to render_template :show
+          expect(subject).to render_template :show
         end
 
         it 'does not update the moved account' do
@@ -90,7 +92,7 @@ describe Settings::MigrationsController do
         end
       end
 
-      context 'when a recent migration already exists ' do
+      context 'when a recent migration already exists' do
         let(:acct) { Fabricate(:account, also_known_as: [ActivityPub::TagManager.instance.uri_for(user.account)]) }
 
         before do
@@ -99,7 +101,7 @@ describe Settings::MigrationsController do
         end
 
         it 'renders show' do
-          is_expected.to render_template :show
+          expect(subject).to render_template :show
         end
 
         it 'does not update the moved account' do
diff --git a/spec/controllers/settings/pictures_controller_spec.rb b/spec/controllers/settings/pictures_controller_spec.rb
new file mode 100644
index 000000000..2368dc55d
--- /dev/null
+++ b/spec/controllers/settings/pictures_controller_spec.rb
@@ -0,0 +1,22 @@
+# frozen_string_literal: true
+
+require 'rails_helper'
+
+describe Settings::PicturesController do
+  render_views
+
+  let!(:user) { Fabricate(:user) }
+
+  before do
+    sign_in user, scope: :user
+  end
+
+  describe 'DELETE #destroy' do
+    context 'with invalid picture id' do
+      it 'returns http bad request' do
+        delete :destroy, params: { id: 'invalid' }
+        expect(response).to have_http_status(400)
+      end
+    end
+  end
+end
diff --git a/spec/controllers/settings/preferences/appearance_controller_spec.rb b/spec/controllers/settings/preferences/appearance_controller_spec.rb
new file mode 100644
index 000000000..7c7f716b7
--- /dev/null
+++ b/spec/controllers/settings/preferences/appearance_controller_spec.rb
@@ -0,0 +1,20 @@
+# frozen_string_literal: true
+
+require 'rails_helper'
+
+describe Settings::Preferences::AppearanceController do
+  render_views
+
+  let!(:user) { Fabricate(:user) }
+
+  before do
+    sign_in user, scope: :user
+  end
+
+  describe 'GET #show' do
+    it 'returns http success' do
+      get :show
+      expect(response).to have_http_status(200)
+    end
+  end
+end
diff --git a/spec/controllers/settings/preferences/notifications_controller_spec.rb b/spec/controllers/settings/preferences/notifications_controller_spec.rb
index 02180b383..29b7b6aec 100644
--- a/spec/controllers/settings/preferences/notifications_controller_spec.rb
+++ b/spec/controllers/settings/preferences/notifications_controller_spec.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 require 'rails_helper'
 
 describe Settings::Preferences::NotificationsController do
@@ -18,20 +20,22 @@ describe Settings::Preferences::NotificationsController do
 
   describe 'PUT #update' do
     it 'updates notifications settings' do
-      user.settings['notification_emails'] = user.settings['notification_emails'].merge('follow' => false)
-      user.settings['interactions'] = user.settings['interactions'].merge('must_be_follower' => true)
+      user.settings.update('notification_emails.follow': false, 'interactions.must_be_follower': true)
+      user.save
 
       put :update, params: {
         user: {
-          notification_emails: { follow: '1' },
-          interactions: { must_be_follower: '0' },
-        }
+          settings_attributes: {
+            'notification_emails.follow': '1',
+            'interactions.must_be_follower': '0',
+          },
+        },
       }
 
       expect(response).to redirect_to(settings_preferences_notifications_path)
       user.reload
-      expect(user.settings['notification_emails']['follow']).to be true
-      expect(user.settings['interactions']['must_be_follower']).to be false
+      expect(user.settings['notification_emails.follow']).to be true
+      expect(user.settings['interactions.must_be_follower']).to be false
     end
   end
 end
diff --git a/spec/controllers/settings/preferences/other_controller_spec.rb b/spec/controllers/settings/preferences/other_controller_spec.rb
index 960378a01..249d1b5b5 100644
--- a/spec/controllers/settings/preferences/other_controller_spec.rb
+++ b/spec/controllers/settings/preferences/other_controller_spec.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 require 'rails_helper'
 
 describe Settings::Preferences::OtherController do
@@ -23,24 +25,26 @@ describe Settings::Preferences::OtherController do
       expect(response).to redirect_to(settings_preferences_other_path)
       user.reload
       expect(user.locale).to eq 'en'
-      expect(user.chosen_languages).to eq ['es', 'fr']
+      expect(user.chosen_languages).to eq %w(es fr)
     end
 
     it 'updates user settings' do
-      user.settings['boost_modal'] = false
-      user.settings['delete_modal'] = true
+      user.settings.update('web.reblog_modal': false, 'web.delete_modal': true)
+      user.save
 
       put :update, params: {
         user: {
-          setting_boost_modal: '1',
-          setting_delete_modal: '0',
-        }
+          settings_attributes: {
+            'web.reblog_modal': '1',
+            'web.delete_modal': '0',
+          },
+        },
       }
 
       expect(response).to redirect_to(settings_preferences_other_path)
       user.reload
-      expect(user.settings['boost_modal']).to be true
-      expect(user.settings['delete_modal']).to be false
+      expect(user.settings['web.reblog_modal']).to be true
+      expect(user.settings['web.delete_modal']).to be false
     end
   end
 end
diff --git a/spec/controllers/settings/profiles_controller_spec.rb b/spec/controllers/settings/profiles_controller_spec.rb
index ee3aec815..563e60271 100644
--- a/spec/controllers/settings/profiles_controller_spec.rb
+++ b/spec/controllers/settings/profiles_controller_spec.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 require 'rails_helper'
 
 RSpec.describe Settings::ProfilesController, type: :controller do
@@ -10,8 +12,8 @@ RSpec.describe Settings::ProfilesController, type: :controller do
     sign_in user, scope: :user
   end
 
-  describe "GET #show" do
-    it "returns http success" do
+  describe 'GET #show' do
+    it 'returns http success' do
       get :show
       expect(response).to have_http_status(200)
     end
@@ -38,16 +40,8 @@ RSpec.describe Settings::ProfilesController, type: :controller do
 
       put :update, params: { account: { avatar: fixture_file_upload('avatar.gif', 'image/gif') } }
       expect(response).to redirect_to(settings_profile_path)
-      expect(account.reload.avatar.instance.avatar_file_name).not_to be_nil
+      expect(account.reload.avatar.instance.avatar_file_name).to_not be_nil
       expect(ActivityPub::UpdateDistributionWorker).to have_received(:perform_async).with(account.id)
     end
   end
-
-  describe 'PUT #update with oversized image' do
-    it 'gives the user an error message' do
-      allow(ActivityPub::UpdateDistributionWorker).to receive(:perform_async)
-      put :update, params: { account: { avatar: fixture_file_upload('4096x4097.png', 'image/png') } }
-      expect(response.body).to include('images are not supported')
-    end
-  end
 end
diff --git a/spec/controllers/settings/sessions_controller_spec.rb b/spec/controllers/settings/sessions_controller_spec.rb
index 52b204a6a..a4248e1bd 100644
--- a/spec/controllers/settings/sessions_controller_spec.rb
+++ b/spec/controllers/settings/sessions_controller_spec.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 require 'rails_helper'
 
 describe Settings::SessionsController do
@@ -5,6 +7,7 @@ describe Settings::SessionsController do
 
   let(:user) { Fabricate(:user) }
   let(:session_activation) { Fabricate(:session_activation, user: user) }
+
   before { sign_in user, scope: :user }
 
   describe 'DELETE #destroy' do
@@ -14,7 +17,7 @@ describe Settings::SessionsController do
       let(:id) { session_activation.id }
 
       it 'destroys session activation' do
-        is_expected.to redirect_to edit_user_registration_path
+        expect(subject).to redirect_to edit_user_registration_path
         expect(SessionActivation.find_by(id: id)).to be_nil
       end
     end
@@ -23,7 +26,7 @@ describe Settings::SessionsController do
       let(:id) { session_activation.id + 1000 }
 
       it 'destroys session activation' do
-        is_expected.to have_http_status :not_found
+        expect(subject).to have_http_status 404
       end
     end
   end
diff --git a/spec/controllers/settings/two_factor_authentication/confirmations_controller_spec.rb b/spec/controllers/settings/two_factor_authentication/confirmations_controller_spec.rb
index 569c8322b..0b807b280 100644
--- a/spec/controllers/settings/two_factor_authentication/confirmations_controller_spec.rb
+++ b/spec/controllers/settings/two_factor_authentication/confirmations_controller_spec.rb
@@ -5,7 +5,6 @@ require 'rails_helper'
 describe Settings::TwoFactorAuthentication::ConfirmationsController do
   render_views
 
-
   shared_examples 'renders :new' do
     it 'renders the new view' do
       subject
diff --git a/spec/controllers/settings/two_factor_authentication/webauthn_credentials_controller_spec.rb b/spec/controllers/settings/two_factor_authentication/webauthn_credentials_controller_spec.rb
index fe53b4dfc..a95521c94 100644
--- a/spec/controllers/settings/two_factor_authentication/webauthn_credentials_controller_spec.rb
+++ b/spec/controllers/settings/two_factor_authentication/webauthn_credentials_controller_spec.rb
@@ -7,7 +7,7 @@ describe Settings::TwoFactorAuthentication::WebauthnCredentialsController do
   render_views
 
   let(:user) { Fabricate(:user) }
-  let(:domain) { "#{Rails.configuration.x.use_https ? 'https' : 'http' }://#{Rails.configuration.x.web_domain}" }
+  let(:domain) { "#{Rails.configuration.x.use_https ? 'https' : 'http'}://#{Rails.configuration.x.web_domain}" }
   let(:fake_client) { WebAuthn::FakeClient.new(domain) }
 
   def add_webauthn_credential(user)
@@ -137,10 +137,10 @@ describe Settings::TwoFactorAuthentication::WebauthnCredentialsController do
             expect { get :options }.to_not change { user.webauthn_id }
           end
 
-          it "includes existing credentials in list of excluded credentials" do
+          it 'includes existing credentials in list of excluded credentials' do
             get :options
 
-            excluded_credentials_ids = JSON.parse(response.body)['excludeCredentials'].map { |credential| credential['id'] }
+            excluded_credentials_ids = JSON.parse(response.body)['excludeCredentials'].pluck('id')
             expect(excluded_credentials_ids).to match_array(user.webauthn_credentials.pluck(:external_id))
           end
         end
@@ -248,7 +248,7 @@ describe Settings::TwoFactorAuthentication::WebauthnCredentialsController do
 
               post :create, params: { credential: new_webauthn_credential, nickname: 'USB Key' }
 
-              expect(response).to have_http_status(500)
+              expect(response).to have_http_status(422)
               expect(flash[:error]).to be_present
             end
           end
@@ -268,7 +268,7 @@ describe Settings::TwoFactorAuthentication::WebauthnCredentialsController do
 
               post :create, params: { credential: new_webauthn_credential, nickname: nickname }
 
-              expect(response).to have_http_status(500)
+              expect(response).to have_http_status(422)
               expect(flash[:error]).to be_present
             end
           end
diff --git a/spec/controllers/shares_controller_spec.rb b/spec/controllers/shares_controller_spec.rb
index d6de3016a..6d5bb4f8d 100644
--- a/spec/controllers/shares_controller_spec.rb
+++ b/spec/controllers/shares_controller_spec.rb
@@ -1,9 +1,12 @@
+# frozen_string_literal: true
+
 require 'rails_helper'
 
 describe SharesController do
   render_views
 
   let(:user) { Fabricate(:user) }
+
   before { sign_in user }
 
   describe 'GTE #show' do
@@ -12,7 +15,7 @@ describe SharesController do
     before { get :show, params: { title: 'test title', text: 'test text', url: 'url1 url2' } }
 
     it 'returns http success' do
-      expect(response).to have_http_status :ok
+      expect(response).to have_http_status 200
       expect(body_classes).to eq 'modal-layout compose-standalone'
     end
   end
diff --git a/spec/controllers/statuses_cleanup_controller_spec.rb b/spec/controllers/statuses_cleanup_controller_spec.rb
index 924709260..969778bbf 100644
--- a/spec/controllers/statuses_cleanup_controller_spec.rb
+++ b/spec/controllers/statuses_cleanup_controller_spec.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 require 'rails_helper'
 
 RSpec.describe StatusesCleanupController, type: :controller do
@@ -8,8 +10,8 @@ RSpec.describe StatusesCleanupController, type: :controller do
     sign_in @user, scope: :user
   end
 
-  describe "GET #show" do
-    it "returns http success" do
+  describe 'GET #show' do
+    it 'returns http success' do
       get :show
       expect(response).to have_http_status(200)
     end
@@ -19,9 +21,9 @@ RSpec.describe StatusesCleanupController, type: :controller do
     it 'updates the account status cleanup policy' do
       put :update, params: { account_statuses_cleanup_policy: { enabled: true, min_status_age: 2.weeks.seconds, keep_direct: false, keep_polls: true } }
       expect(response).to redirect_to(statuses_cleanup_path)
-      expect(@user.account.statuses_cleanup_policy.enabled).to eq true
-      expect(@user.account.statuses_cleanup_policy.keep_direct).to eq false
-      expect(@user.account.statuses_cleanup_policy.keep_polls).to eq true
+      expect(@user.account.statuses_cleanup_policy.enabled).to be true
+      expect(@user.account.statuses_cleanup_policy.keep_direct).to be false
+      expect(@user.account.statuses_cleanup_policy.keep_polls).to be true
     end
   end
 end
diff --git a/spec/controllers/statuses_controller_spec.rb b/spec/controllers/statuses_controller_spec.rb
index 6ed5d4bbb..c8b503d68 100644
--- a/spec/controllers/statuses_controller_spec.rb
+++ b/spec/controllers/statuses_controller_spec.rb
@@ -8,7 +8,7 @@ describe StatusesController do
   shared_examples 'cacheable response' do
     it 'does not set cookies' do
       expect(response.cookies).to be_empty
-      expect(response.headers['Set-Cookies']).to be nil
+      expect(response.headers['Set-Cookies']).to be_nil
     end
 
     it 'does not set sessions' do
diff --git a/spec/controllers/tags_controller_spec.rb b/spec/controllers/tags_controller_spec.rb
index 547bcfb39..8a3fa0bf8 100644
--- a/spec/controllers/tags_controller_spec.rb
+++ b/spec/controllers/tags_controller_spec.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 require 'rails_helper'
 
 RSpec.describe TagsController, type: :controller do
diff --git a/spec/controllers/well_known/host_meta_controller_spec.rb b/spec/controllers/well_known/host_meta_controller_spec.rb
index c02aa0d59..d53704370 100644
--- a/spec/controllers/well_known/host_meta_controller_spec.rb
+++ b/spec/controllers/well_known/host_meta_controller_spec.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 require 'rails_helper'
 
 describe WellKnown::HostMetaController, type: :controller do
@@ -9,12 +11,12 @@ describe WellKnown::HostMetaController, type: :controller do
 
       expect(response).to have_http_status(200)
       expect(response.media_type).to eq 'application/xrd+xml'
-      expect(response.body).to eq <<XML
-<?xml version="1.0" encoding="UTF-8"?>
-<XRD xmlns="http://docs.oasis-open.org/ns/xri/xrd-1.0">
-  <Link rel="lrdd" template="https://cb6e6126.ngrok.io/.well-known/webfinger?resource={uri}"/>
-</XRD>
-XML
+      expect(response.body).to eq <<~XML
+        <?xml version="1.0" encoding="UTF-8"?>
+        <XRD xmlns="http://docs.oasis-open.org/ns/xri/xrd-1.0">
+          <Link rel="lrdd" template="https://cb6e6126.ngrok.io/.well-known/webfinger?resource={uri}"/>
+        </XRD>
+      XML
     end
   end
 end
diff --git a/spec/controllers/well_known/nodeinfo_controller_spec.rb b/spec/controllers/well_known/nodeinfo_controller_spec.rb
index 36e85f20d..f5cde150d 100644
--- a/spec/controllers/well_known/nodeinfo_controller_spec.rb
+++ b/spec/controllers/well_known/nodeinfo_controller_spec.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 require 'rails_helper'
 
 describe WellKnown::NodeInfoController, type: :controller do
@@ -26,9 +28,10 @@ describe WellKnown::NodeInfoController, type: :controller do
       expect(response.media_type).to eq 'application/json'
 
       json = body_as_json
+      foo = { 'foo' => 0 }
 
-      expect({ "foo" => 0 }).not_to match_json_schema("nodeinfo_2.0")
-      expect(json).to match_json_schema("nodeinfo_2.0")
+      expect(foo).to_not match_json_schema('nodeinfo_2.0')
+      expect(json).to match_json_schema('nodeinfo_2.0')
       expect(json[:version]).to eq '2.0'
       expect(json[:usage]).to be_a Hash
       expect(json[:software]).to be_a Hash
diff --git a/spec/controllers/well_known/webfinger_controller_spec.rb b/spec/controllers/well_known/webfinger_controller_spec.rb
index 8574d369d..00103df70 100644
--- a/spec/controllers/well_known/webfinger_controller_spec.rb
+++ b/spec/controllers/well_known/webfinger_controller_spec.rb
@@ -1,9 +1,15 @@
+# frozen_string_literal: true
+
 require 'rails_helper'
 
 describe WellKnown::WebfingerController, type: :controller do
   render_views
 
   describe 'GET #show' do
+    subject do
+      get :show, params: { resource: resource }, format: :json
+    end
+
     let(:alternate_domains) { [] }
     let(:alice) { Fabricate(:account, username: 'alice') }
     let(:resource) { nil }
@@ -15,10 +21,6 @@ describe WellKnown::WebfingerController, type: :controller do
       Rails.configuration.x.alternate_domains = tmp
     end
 
-    subject do
-      get :show, params: { resource: resource }, format: :json
-    end
-
     shared_examples 'a successful response' do
       it 'returns http success' do
         expect(response).to have_http_status(200)
diff --git a/spec/fabricators/access_grant_fabricator.rb b/spec/fabricators/access_grant_fabricator.rb
index ae1945f2b..adc2b8369 100644
--- a/spec/fabricators/access_grant_fabricator.rb
+++ b/spec/fabricators/access_grant_fabricator.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 Fabricator :access_grant, from: 'Doorkeeper::AccessGrant' do
   application
   resource_owner_id { Fabricate(:user).id }
diff --git a/spec/fabricators/access_token_fabricator.rb b/spec/fabricators/access_token_fabricator.rb
index 1856a8eb3..508c32808 100644
--- a/spec/fabricators/access_token_fabricator.rb
+++ b/spec/fabricators/access_token_fabricator.rb
@@ -1,2 +1,4 @@
+# frozen_string_literal: true
+
 Fabricator :access_token, from: 'Doorkeeper::AccessToken' do
 end
diff --git a/spec/fabricators/accessible_access_token_fabricator.rb b/spec/fabricators/accessible_access_token_fabricator.rb
index 4b7e99b20..fb3d0889b 100644
--- a/spec/fabricators/accessible_access_token_fabricator.rb
+++ b/spec/fabricators/accessible_access_token_fabricator.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 Fabricator :accessible_access_token, from: :access_token do
   expires_in { nil }
   revoked_at { nil }
diff --git a/spec/fabricators/account_alias_fabricator.rb b/spec/fabricators/account_alias_fabricator.rb
deleted file mode 100644
index 94dde9bb8..000000000
--- a/spec/fabricators/account_alias_fabricator.rb
+++ /dev/null
@@ -1,5 +0,0 @@
-Fabricator(:account_alias) do
-  account
-  acct 'test@example.com'
-  uri 'https://example.com/users/test'
-end
diff --git a/spec/fabricators/account_deletion_request_fabricator.rb b/spec/fabricators/account_deletion_request_fabricator.rb
deleted file mode 100644
index 08a82ba3c..000000000
--- a/spec/fabricators/account_deletion_request_fabricator.rb
+++ /dev/null
@@ -1,3 +0,0 @@
-Fabricator(:account_deletion_request) do
-  account
-end
diff --git a/spec/fabricators/account_domain_block_fabricator.rb b/spec/fabricators/account_domain_block_fabricator.rb
index 2ad4b67a9..ff85e17f3 100644
--- a/spec/fabricators/account_domain_block_fabricator.rb
+++ b/spec/fabricators/account_domain_block_fabricator.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 Fabricator(:account_domain_block) do
   account
   domain 'example.com'
diff --git a/spec/fabricators/account_fabricator.rb b/spec/fabricators/account_fabricator.rb
index 205706532..6ffbba584 100644
--- a/spec/fabricators/account_fabricator.rb
+++ b/spec/fabricators/account_fabricator.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 keypair     = OpenSSL::PKey::RSA.new(2048)
 public_key  = keypair.public_key.to_pem
 private_key = keypair.to_pem
diff --git a/spec/fabricators/account_migration_fabricator.rb b/spec/fabricators/account_migration_fabricator.rb
index 2a8e747a8..ae6143a65 100644
--- a/spec/fabricators/account_migration_fabricator.rb
+++ b/spec/fabricators/account_migration_fabricator.rb
@@ -1,6 +1,9 @@
+# frozen_string_literal: true
+
 Fabricator(:account_migration) do
   account
   target_account { |attrs| Fabricate(:account, also_known_as: [ActivityPub::TagManager.instance.uri_for(attrs[:account])]) }
   acct           { |attrs| attrs[:target_account].acct }
   followers_count 1234
+  created_at { 60.days.ago }
 end
diff --git a/spec/fabricators/account_moderation_note_fabricator.rb b/spec/fabricators/account_moderation_note_fabricator.rb
index 9277af165..341a24dea 100644
--- a/spec/fabricators/account_moderation_note_fabricator.rb
+++ b/spec/fabricators/account_moderation_note_fabricator.rb
@@ -1,4 +1,7 @@
+# frozen_string_literal: true
+
 Fabricator(:account_moderation_note) do
-  content "MyText"
-  account nil
+  content 'MyText'
+  account
+  target_account { Fabricate(:account) }
 end
diff --git a/spec/fabricators/account_note_fabricator.rb b/spec/fabricators/account_note_fabricator.rb
index 1b061745a..bb4ed8b24 100644
--- a/spec/fabricators/account_note_fabricator.rb
+++ b/spec/fabricators/account_note_fabricator.rb
@@ -1,5 +1,7 @@
+# frozen_string_literal: true
+
 Fabricator(:account_note) do
   account
   target_account { Fabricate(:account) }
-  comment        "User note text"
+  comment        'User note text'
 end
diff --git a/spec/fabricators/account_pin_fabricator.rb b/spec/fabricators/account_pin_fabricator.rb
index c0f8b8afb..32a5f3bdb 100644
--- a/spec/fabricators/account_pin_fabricator.rb
+++ b/spec/fabricators/account_pin_fabricator.rb
@@ -1,4 +1,7 @@
+# frozen_string_literal: true
+
 Fabricator(:account_pin) do
-  account        nil
-  target_account nil
+  account
+  target_account(fabricator: :account)
+  before_create { |account_pin, _| account_pin.account.follow!(account_pin.target_account) }
 end
diff --git a/spec/fabricators/account_stat_fabricator.rb b/spec/fabricators/account_stat_fabricator.rb
index 2b06b4790..e6085c5f2 100644
--- a/spec/fabricators/account_stat_fabricator.rb
+++ b/spec/fabricators/account_stat_fabricator.rb
@@ -1,6 +1,8 @@
+# frozen_string_literal: true
+
 Fabricator(:account_stat) do
-  account         nil
-  statuses_count  ""
-  following_count ""
-  followers_count ""
+  account
+  statuses_count  '123'
+  following_count '456'
+  followers_count '789'
 end
diff --git a/spec/fabricators/account_statuses_cleanup_policy_fabricator.rb b/spec/fabricators/account_statuses_cleanup_policy_fabricator.rb
index 29cf1d133..0e756ddba 100644
--- a/spec/fabricators/account_statuses_cleanup_policy_fabricator.rb
+++ b/spec/fabricators/account_statuses_cleanup_policy_fabricator.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 Fabricator(:account_statuses_cleanup_policy) do
   account
 end
diff --git a/spec/fabricators/account_tag_stat_fabricator.rb b/spec/fabricators/account_tag_stat_fabricator.rb
deleted file mode 100644
index 9edb550be..000000000
--- a/spec/fabricators/account_tag_stat_fabricator.rb
+++ /dev/null
@@ -1,3 +0,0 @@
-Fabricator(:account_tag_stat) do
-  accounts_count ""
-end
diff --git a/spec/fabricators/account_warning_fabricator.rb b/spec/fabricators/account_warning_fabricator.rb
index 72fe835d9..e5059e37f 100644
--- a/spec/fabricators/account_warning_fabricator.rb
+++ b/spec/fabricators/account_warning_fabricator.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 Fabricator(:account_warning) do
   account
   target_account(fabricator: :account)
diff --git a/spec/fabricators/account_warning_preset_fabricator.rb b/spec/fabricators/account_warning_preset_fabricator.rb
index 6c0b87e7c..c50e08bf4 100644
--- a/spec/fabricators/account_warning_preset_fabricator.rb
+++ b/spec/fabricators/account_warning_preset_fabricator.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 Fabricator(:account_warning_preset) do
-  text "MyText"
+  text { Faker::Lorem.paragraph }
 end
diff --git a/spec/fabricators/admin_action_log_fabricator.rb b/spec/fabricators/admin_action_log_fabricator.rb
index 2f44e953d..a259644bd 100644
--- a/spec/fabricators/admin_action_log_fabricator.rb
+++ b/spec/fabricators/admin_action_log_fabricator.rb
@@ -1,5 +1,7 @@
+# frozen_string_literal: true
+
 Fabricator('Admin::ActionLog') do
-  account nil
-  action  "MyString"
+  account
+  action  'MyString'
   target  nil
 end
diff --git a/spec/fabricators/announcement_fabricator.rb b/spec/fabricators/announcement_fabricator.rb
index 5a3871d90..5d7736587 100644
--- a/spec/fabricators/announcement_fabricator.rb
+++ b/spec/fabricators/announcement_fabricator.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 Fabricator(:announcement) do
   text      { Faker::Lorem.paragraph(sentence_count: 2) }
   published true
diff --git a/spec/fabricators/announcement_mute_fabricator.rb b/spec/fabricators/announcement_mute_fabricator.rb
deleted file mode 100644
index c4eafe8f4..000000000
--- a/spec/fabricators/announcement_mute_fabricator.rb
+++ /dev/null
@@ -1,4 +0,0 @@
-Fabricator(:announcement_mute) do
-  account
-  announcement
-end
diff --git a/spec/fabricators/announcement_reaction_fabricator.rb b/spec/fabricators/announcement_reaction_fabricator.rb
deleted file mode 100644
index f923c59c6..000000000
--- a/spec/fabricators/announcement_reaction_fabricator.rb
+++ /dev/null
@@ -1,5 +0,0 @@
-Fabricator(:announcement_reaction) do
-  account
-  announcement
-  name '🌿'
-end
diff --git a/spec/fabricators/appeal_fabricator.rb b/spec/fabricators/appeal_fabricator.rb
index 339363822..039086c4e 100644
--- a/spec/fabricators/appeal_fabricator.rb
+++ b/spec/fabricators/appeal_fabricator.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 Fabricator(:appeal) do
   strike(fabricator: :account_warning)
   account { |attrs| attrs[:strike].target_account }
diff --git a/spec/fabricators/application_fabricator.rb b/spec/fabricators/application_fabricator.rb
index 42b7009dc..272821304 100644
--- a/spec/fabricators/application_fabricator.rb
+++ b/spec/fabricators/application_fabricator.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 Fabricator(:application, from: Doorkeeper::Application) do
   name         'Example'
   website      'http://example.com'
diff --git a/spec/fabricators/backup_fabricator.rb b/spec/fabricators/backup_fabricator.rb
index 99a5bdcda..c73ae54be 100644
--- a/spec/fabricators/backup_fabricator.rb
+++ b/spec/fabricators/backup_fabricator.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 Fabricator(:backup) do
   user
 end
diff --git a/spec/fabricators/block_fabricator.rb b/spec/fabricators/block_fabricator.rb
index 379931ba6..c2e9e9628 100644
--- a/spec/fabricators/block_fabricator.rb
+++ b/spec/fabricators/block_fabricator.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 Fabricator(:block) do
   account
   target_account { Fabricate(:account) }
diff --git a/spec/fabricators/bookmark_fabricator.rb b/spec/fabricators/bookmark_fabricator.rb
index 12cbc5bfa..e21046fc2 100644
--- a/spec/fabricators/bookmark_fabricator.rb
+++ b/spec/fabricators/bookmark_fabricator.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 Fabricator(:bookmark) do
   account
   status
diff --git a/spec/fabricators/canonical_email_block_fabricator.rb b/spec/fabricators/canonical_email_block_fabricator.rb
index a0b6e0d22..21d7c2402 100644
--- a/spec/fabricators/canonical_email_block_fabricator.rb
+++ b/spec/fabricators/canonical_email_block_fabricator.rb
@@ -1,4 +1,6 @@
+# frozen_string_literal: true
+
 Fabricator(:canonical_email_block) do
-  email "test@example.com"
+  email 'test@example.com'
   reference_account { Fabricate(:account) }
 end
diff --git a/spec/fabricators/conversation_account_fabricator.rb b/spec/fabricators/conversation_account_fabricator.rb
deleted file mode 100644
index f57ffd535..000000000
--- a/spec/fabricators/conversation_account_fabricator.rb
+++ /dev/null
@@ -1,6 +0,0 @@
-Fabricator(:conversation_account) do
-  account                 nil
-  conversation            nil
-  participant_account_ids ""
-  last_status             nil
-end
diff --git a/spec/fabricators/conversation_fabricator.rb b/spec/fabricators/conversation_fabricator.rb
index b4fadb46b..07c6780bf 100644
--- a/spec/fabricators/conversation_fabricator.rb
+++ b/spec/fabricators/conversation_fabricator.rb
@@ -1,2 +1,4 @@
+# frozen_string_literal: true
+
 Fabricator(:conversation) do
 end
diff --git a/spec/fabricators/conversation_mute_fabricator.rb b/spec/fabricators/conversation_mute_fabricator.rb
deleted file mode 100644
index 84f131c26..000000000
--- a/spec/fabricators/conversation_mute_fabricator.rb
+++ /dev/null
@@ -1,2 +0,0 @@
-Fabricator(:conversation_mute) do
-end
diff --git a/spec/fabricators/custom_emoji_category_fabricator.rb b/spec/fabricators/custom_emoji_category_fabricator.rb
deleted file mode 100644
index f593b95ed..000000000
--- a/spec/fabricators/custom_emoji_category_fabricator.rb
+++ /dev/null
@@ -1,3 +0,0 @@
-Fabricator(:custom_emoji_category) do
-  name "MyString"
-end
diff --git a/spec/fabricators/custom_emoji_fabricator.rb b/spec/fabricators/custom_emoji_fabricator.rb
index 18a7d23dc..fa570eec6 100644
--- a/spec/fabricators/custom_emoji_fabricator.rb
+++ b/spec/fabricators/custom_emoji_fabricator.rb
@@ -1,5 +1,7 @@
+# frozen_string_literal: true
+
 Fabricator(:custom_emoji) do
   shortcode 'coolcat'
   domain    nil
-  image     { File.open(Rails.root.join('spec', 'fixtures', 'files', 'emojo.png')) }
+  image     { Rails.root.join('spec', 'fixtures', 'files', 'emojo.png').open }
 end
diff --git a/spec/fabricators/custom_filter_fabricator.rb b/spec/fabricators/custom_filter_fabricator.rb
index 64297a7e3..5fee4f01a 100644
--- a/spec/fabricators/custom_filter_fabricator.rb
+++ b/spec/fabricators/custom_filter_fabricator.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 Fabricator(:custom_filter) do
   account
   expires_at nil
diff --git a/spec/fabricators/custom_filter_keyword_fabricator.rb b/spec/fabricators/custom_filter_keyword_fabricator.rb
index 0f101dcd1..f1fb440dc 100644
--- a/spec/fabricators/custom_filter_keyword_fabricator.rb
+++ b/spec/fabricators/custom_filter_keyword_fabricator.rb
@@ -1,4 +1,6 @@
+# frozen_string_literal: true
+
 Fabricator(:custom_filter_keyword) do
   custom_filter
-  keyword       'discourse'
+  keyword 'discourse'
 end
diff --git a/spec/fabricators/custom_filter_status_fabricator.rb b/spec/fabricators/custom_filter_status_fabricator.rb
index d082b81c5..3ef1d0ec8 100644
--- a/spec/fabricators/custom_filter_status_fabricator.rb
+++ b/spec/fabricators/custom_filter_status_fabricator.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 Fabricator(:custom_filter_status) do
   custom_filter
   status
diff --git a/spec/fabricators/device_fabricator.rb b/spec/fabricators/device_fabricator.rb
index b15d8248f..26c71b4fd 100644
--- a/spec/fabricators/device_fabricator.rb
+++ b/spec/fabricators/device_fabricator.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 Fabricator(:device) do
   access_token
   account
diff --git a/spec/fabricators/domain_allow_fabricator.rb b/spec/fabricators/domain_allow_fabricator.rb
index 6226b1e20..b32af129b 100644
--- a/spec/fabricators/domain_allow_fabricator.rb
+++ b/spec/fabricators/domain_allow_fabricator.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 Fabricator(:domain_allow) do
-  domain "MyString"
+  domain 'MyString'
 end
diff --git a/spec/fabricators/domain_block_fabricator.rb b/spec/fabricators/domain_block_fabricator.rb
index cc1f928e5..c703a18e9 100644
--- a/spec/fabricators/domain_block_fabricator.rb
+++ b/spec/fabricators/domain_block_fabricator.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 Fabricator(:domain_block) do
   domain { sequence(:domain) { |i| "#{i}#{Faker::Internet.domain_name}" } }
 end
diff --git a/spec/fabricators/email_domain_block_fabricator.rb b/spec/fabricators/email_domain_block_fabricator.rb
index d18af6433..a74cca73d 100644
--- a/spec/fabricators/email_domain_block_fabricator.rb
+++ b/spec/fabricators/email_domain_block_fabricator.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 Fabricator(:email_domain_block) do
   domain { sequence(:domain) { |i| "#{i}#{Faker::Internet.domain_name}" } }
 end
diff --git a/spec/fabricators/encrypted_message_fabricator.rb b/spec/fabricators/encrypted_message_fabricator.rb
index e65f66302..43b310514 100644
--- a/spec/fabricators/encrypted_message_fabricator.rb
+++ b/spec/fabricators/encrypted_message_fabricator.rb
@@ -1,8 +1,7 @@
+# frozen_string_literal: true
+
 Fabricator(:encrypted_message) do
   device
-  from_account
-  from_device_id   { Faker::Number.number(digits: 5) }
-  type             0
-  body             ""
-  message_franking ""
+  from_account { Fabricate(:account) }
+  from_device_id { Faker::Number.number(digits: 5) }
 end
diff --git a/spec/fabricators/favourite_fabricator.rb b/spec/fabricators/favourite_fabricator.rb
index 464ac8d71..005947e6f 100644
--- a/spec/fabricators/favourite_fabricator.rb
+++ b/spec/fabricators/favourite_fabricator.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 Fabricator(:favourite) do
   account
   status
diff --git a/spec/fabricators/featured_tag_fabricator.rb b/spec/fabricators/featured_tag_fabricator.rb
deleted file mode 100644
index 25cbdaac0..000000000
--- a/spec/fabricators/featured_tag_fabricator.rb
+++ /dev/null
@@ -1,6 +0,0 @@
-Fabricator(:featured_tag) do
-  account
-  tag
-  statuses_count 1_337
-  last_status_at Time.now.utc
-end
diff --git a/spec/fabricators/follow_fabricator.rb b/spec/fabricators/follow_fabricator.rb
index 9b25dc547..41b5305d5 100644
--- a/spec/fabricators/follow_fabricator.rb
+++ b/spec/fabricators/follow_fabricator.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 Fabricator(:follow) do
   account
   target_account { Fabricate(:account) }
diff --git a/spec/fabricators/follow_recommendation_suppression_fabricator.rb b/spec/fabricators/follow_recommendation_suppression_fabricator.rb
deleted file mode 100644
index 4a6a07a66..000000000
--- a/spec/fabricators/follow_recommendation_suppression_fabricator.rb
+++ /dev/null
@@ -1,3 +0,0 @@
-Fabricator(:follow_recommendation_suppression) do
-  account
-end
diff --git a/spec/fabricators/follow_request_fabricator.rb b/spec/fabricators/follow_request_fabricator.rb
index c00ddf84d..86b82611f 100644
--- a/spec/fabricators/follow_request_fabricator.rb
+++ b/spec/fabricators/follow_request_fabricator.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 Fabricator(:follow_request) do
   account
   target_account { Fabricate(:account, locked: true) }
diff --git a/spec/fabricators/identity_fabricator.rb b/spec/fabricators/identity_fabricator.rb
index bc832df9f..58072c0d6 100644
--- a/spec/fabricators/identity_fabricator.rb
+++ b/spec/fabricators/identity_fabricator.rb
@@ -1,5 +1,7 @@
+# frozen_string_literal: true
+
 Fabricator(:identity) do
-  user     nil
-  provider "MyString"
-  uid      "MyString"
+  user
+  provider 'MyString'
+  uid      'MyString'
 end
diff --git a/spec/fabricators/import_fabricator.rb b/spec/fabricators/import_fabricator.rb
deleted file mode 100644
index e2eb1e0df..000000000
--- a/spec/fabricators/import_fabricator.rb
+++ /dev/null
@@ -1,2 +0,0 @@
-Fabricator(:import) do
-end
diff --git a/spec/fabricators/invite_fabricator.rb b/spec/fabricators/invite_fabricator.rb
index 62b9b3904..4f47d6ce2 100644
--- a/spec/fabricators/invite_fabricator.rb
+++ b/spec/fabricators/invite_fabricator.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 Fabricator(:invite) do
   user
   expires_at nil
diff --git a/spec/fabricators/ip_block_fabricator.rb b/spec/fabricators/ip_block_fabricator.rb
deleted file mode 100644
index 31dc336e6..000000000
--- a/spec/fabricators/ip_block_fabricator.rb
+++ /dev/null
@@ -1,6 +0,0 @@
-Fabricator(:ip_block) do
-  ip         ""
-  severity   ""
-  expires_at "2020-10-08 22:20:37"
-  comment    "MyText"
-end
\ No newline at end of file
diff --git a/spec/fabricators/list_account_fabricator.rb b/spec/fabricators/list_account_fabricator.rb
index 30e4004aa..00dde83cd 100644
--- a/spec/fabricators/list_account_fabricator.rb
+++ b/spec/fabricators/list_account_fabricator.rb
@@ -1,5 +1,7 @@
+# frozen_string_literal: true
+
 Fabricator(:list_account) do
-  list    nil
-  account nil
-  follow  nil
+  list
+  account
+  before_create { |list_account, _| list_account.list.account.follow!(account) }
 end
diff --git a/spec/fabricators/list_fabricator.rb b/spec/fabricators/list_fabricator.rb
index c3db690fa..47af752b8 100644
--- a/spec/fabricators/list_fabricator.rb
+++ b/spec/fabricators/list_fabricator.rb
@@ -1,4 +1,6 @@
+# frozen_string_literal: true
+
 Fabricator(:list) do
   account
-  title "MyString"
+  title 'MyString'
 end
diff --git a/spec/fabricators/login_activity_fabricator.rb b/spec/fabricators/login_activity_fabricator.rb
index 686fd6483..2b30658ff 100644
--- a/spec/fabricators/login_activity_fabricator.rb
+++ b/spec/fabricators/login_activity_fabricator.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 Fabricator(:login_activity) do
   user
   authentication_method 'password'
diff --git a/spec/fabricators/marker_fabricator.rb b/spec/fabricators/marker_fabricator.rb
index 0c94150e0..561c2553a 100644
--- a/spec/fabricators/marker_fabricator.rb
+++ b/spec/fabricators/marker_fabricator.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 Fabricator(:marker) do
   user
   timeline     'home'
diff --git a/spec/fabricators/media_attachment_fabricator.rb b/spec/fabricators/media_attachment_fabricator.rb
index 651927c2d..4a081dccb 100644
--- a/spec/fabricators/media_attachment_fabricator.rb
+++ b/spec/fabricators/media_attachment_fabricator.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 Fabricator(:media_attachment) do
   account
 
diff --git a/spec/fabricators/mention_fabricator.rb b/spec/fabricators/mention_fabricator.rb
index cb5fe4299..5a8392827 100644
--- a/spec/fabricators/mention_fabricator.rb
+++ b/spec/fabricators/mention_fabricator.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 Fabricator(:mention) do
   account
   status
diff --git a/spec/fabricators/mute_fabricator.rb b/spec/fabricators/mute_fabricator.rb
index 30d20e87e..242ae2b08 100644
--- a/spec/fabricators/mute_fabricator.rb
+++ b/spec/fabricators/mute_fabricator.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 Fabricator(:mute) do
   account
   target_account { Fabricate(:account) }
diff --git a/spec/fabricators/notification_fabricator.rb b/spec/fabricators/notification_fabricator.rb
index 638844e0f..959fda913 100644
--- a/spec/fabricators/notification_fabricator.rb
+++ b/spec/fabricators/notification_fabricator.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 Fabricator(:notification) do
   activity fabricator: [:mention, :status, :follow, :follow_request, :favourite].sample
   account
diff --git a/spec/fabricators/one_time_key_fabricator.rb b/spec/fabricators/one_time_key_fabricator.rb
index 8794baeb5..cfb365cab 100644
--- a/spec/fabricators/one_time_key_fabricator.rb
+++ b/spec/fabricators/one_time_key_fabricator.rb
@@ -1,7 +1,9 @@
+# frozen_string_literal: true
+
 Fabricator(:one_time_key) do
   device
   key_id { Faker::Alphanumeric.alphanumeric(number: 10) }
-  key    { Base64.strict_encode64(Ed25519::SigningKey.generate.verify_key.to_bytes) }
+  key { Base64.strict_encode64(Ed25519::SigningKey.generate.verify_key.to_bytes) }
 
   signature do |attrs|
     signing_key = Ed25519::SigningKey.generate
diff --git a/spec/fabricators/poll_fabricator.rb b/spec/fabricators/poll_fabricator.rb
index 746610f7c..19c3b1d16 100644
--- a/spec/fabricators/poll_fabricator.rb
+++ b/spec/fabricators/poll_fabricator.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 Fabricator(:poll) do
   account
   status
diff --git a/spec/fabricators/poll_vote_fabricator.rb b/spec/fabricators/poll_vote_fabricator.rb
index 51f9b006e..9099ae96f 100644
--- a/spec/fabricators/poll_vote_fabricator.rb
+++ b/spec/fabricators/poll_vote_fabricator.rb
@@ -1,5 +1,7 @@
+# frozen_string_literal: true
+
 Fabricator(:poll_vote) do
   account
   poll
-  choice  0
+  choice 0
 end
diff --git a/spec/fabricators/preview_card_fabricator.rb b/spec/fabricators/preview_card_fabricator.rb
index 99b5edc43..b8f2c5097 100644
--- a/spec/fabricators/preview_card_fabricator.rb
+++ b/spec/fabricators/preview_card_fabricator.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 Fabricator(:preview_card) do
   url { Faker::Internet.url }
   title { Faker::Lorem.sentence }
diff --git a/spec/fabricators/preview_card_provider_fabricator.rb b/spec/fabricators/preview_card_provider_fabricator.rb
new file mode 100644
index 000000000..78db71000
--- /dev/null
+++ b/spec/fabricators/preview_card_provider_fabricator.rb
@@ -0,0 +1,5 @@
+# frozen_string_literal: true
+
+Fabricator(:preview_card_provider) do
+  domain { Faker::Internet.domain_name }
+end
diff --git a/spec/fabricators/relay_fabricator.rb b/spec/fabricators/relay_fabricator.rb
index 488913f77..ad8ba86fc 100644
--- a/spec/fabricators/relay_fabricator.rb
+++ b/spec/fabricators/relay_fabricator.rb
@@ -1,4 +1,6 @@
+# frozen_string_literal: true
+
 Fabricator(:relay) do
-  inbox_url "https://example.com/inbox"
+  inbox_url 'https://example.com/inbox'
   state :idle
 end
diff --git a/spec/fabricators/report_fabricator.rb b/spec/fabricators/report_fabricator.rb
index 2c7101e09..7124773ad 100644
--- a/spec/fabricators/report_fabricator.rb
+++ b/spec/fabricators/report_fabricator.rb
@@ -1,6 +1,8 @@
+# frozen_string_literal: true
+
 Fabricator(:report) do
   account
   target_account  { Fabricate(:account) }
-  comment         "You nasty"
+  comment         'You nasty'
   action_taken_at nil
 end
diff --git a/spec/fabricators/report_note_fabricator.rb b/spec/fabricators/report_note_fabricator.rb
index e139efffb..f257fe2b7 100644
--- a/spec/fabricators/report_note_fabricator.rb
+++ b/spec/fabricators/report_note_fabricator.rb
@@ -1,5 +1,7 @@
+# frozen_string_literal: true
+
 Fabricator(:report_note) do
   report
   account { Fabricate(:account) }
-  content "Test Content"
+  content 'Test Content'
 end
diff --git a/spec/fabricators/rule_fabricator.rb b/spec/fabricators/rule_fabricator.rb
index bc29bc48e..a29fd905a 100644
--- a/spec/fabricators/rule_fabricator.rb
+++ b/spec/fabricators/rule_fabricator.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 Fabricator(:rule) do
   priority   0
   deleted_at nil
diff --git a/spec/fabricators/scheduled_status_fabricator.rb b/spec/fabricators/scheduled_status_fabricator.rb
index 52384d137..e517f258a 100644
--- a/spec/fabricators/scheduled_status_fabricator.rb
+++ b/spec/fabricators/scheduled_status_fabricator.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 Fabricator(:scheduled_status) do
   account
   scheduled_at { 20.hours.from_now }
diff --git a/spec/fabricators/session_activation_fabricator.rb b/spec/fabricators/session_activation_fabricator.rb
index 526faaec2..b28d5e41d 100644
--- a/spec/fabricators/session_activation_fabricator.rb
+++ b/spec/fabricators/session_activation_fabricator.rb
@@ -1,4 +1,6 @@
+# frozen_string_literal: true
+
 Fabricator(:session_activation) do
   user
-  session_id "MyString"
+  session_id 'MyString'
 end
diff --git a/spec/fabricators/setting_fabricator.rb b/spec/fabricators/setting_fabricator.rb
index 336d7c355..ce9a48e90 100644
--- a/spec/fabricators/setting_fabricator.rb
+++ b/spec/fabricators/setting_fabricator.rb
@@ -1,4 +1,5 @@
 # frozen_string_literal: true
 
 Fabricator(:setting) do
+  var 'var'
 end
diff --git a/spec/fabricators/site_upload_fabricator.rb b/spec/fabricators/site_upload_fabricator.rb
index 2efc57e28..87553ccb8 100644
--- a/spec/fabricators/site_upload_fabricator.rb
+++ b/spec/fabricators/site_upload_fabricator.rb
@@ -1,3 +1,6 @@
+# frozen_string_literal: true
+
 Fabricator(:site_upload) do
-  file { File.open(File.join(Rails.root, 'spec', 'fabricators', 'assets', 'utah_teapot.png')) }
+  file { Rails.root.join('spec', 'fabricators', 'assets', 'utah_teapot.png').open }
+  var 'thumbnail'
 end
diff --git a/spec/fabricators/status_edit_fabricator.rb b/spec/fabricators/status_edit_fabricator.rb
deleted file mode 100644
index 21b793747..000000000
--- a/spec/fabricators/status_edit_fabricator.rb
+++ /dev/null
@@ -1,7 +0,0 @@
-Fabricator(:status_edit) do
-  status                    nil
-  account                   nil
-  text                      "MyText"
-  spoiler_text              "MyText"
-  media_attachments_changed false
-end
\ No newline at end of file
diff --git a/spec/fabricators/status_fabricator.rb b/spec/fabricators/status_fabricator.rb
index 04bbbcf4b..17ac9ccd8 100644
--- a/spec/fabricators/status_fabricator.rb
+++ b/spec/fabricators/status_fabricator.rb
@@ -1,6 +1,8 @@
+# frozen_string_literal: true
+
 Fabricator(:status) do
   account
-  text "Lorem ipsum dolor sit amet"
+  text 'Lorem ipsum dolor sit amet'
 
   after_build do |status|
     status.uri = Faker::Internet.device_token if !status.account.local? && status.uri.nil?
diff --git a/spec/fabricators/status_pin_fabricator.rb b/spec/fabricators/status_pin_fabricator.rb
index f1f1c05f3..9ad0ac9de 100644
--- a/spec/fabricators/status_pin_fabricator.rb
+++ b/spec/fabricators/status_pin_fabricator.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 Fabricator(:status_pin) do
   account
   status { |attrs| Fabricate(:status, account: attrs[:account], visibility: :public) }
diff --git a/spec/fabricators/status_stat_fabricator.rb b/spec/fabricators/status_stat_fabricator.rb
deleted file mode 100644
index 9c67fd404..000000000
--- a/spec/fabricators/status_stat_fabricator.rb
+++ /dev/null
@@ -1,6 +0,0 @@
-Fabricator(:status_stat) do
-  status_id        nil
-  replies_count    ""
-  reblogs_count    ""
-  favourites_count ""
-end
diff --git a/spec/fabricators/system_key_fabricator.rb b/spec/fabricators/system_key_fabricator.rb
index f808495e0..ef6cec9c4 100644
--- a/spec/fabricators/system_key_fabricator.rb
+++ b/spec/fabricators/system_key_fabricator.rb
@@ -1,3 +1,4 @@
-Fabricator(:system_key) do
+# frozen_string_literal: true
 
+Fabricator(:system_key) do
 end
diff --git a/spec/fabricators/tag_fabricator.rb b/spec/fabricators/tag_fabricator.rb
index 33d57c928..a7b52e967 100644
--- a/spec/fabricators/tag_fabricator.rb
+++ b/spec/fabricators/tag_fabricator.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 Fabricator(:tag) do
   name { sequence(:hashtag) { |i| "#{Faker::Lorem.word}#{i}" } }
 end
diff --git a/spec/fabricators/tag_follow_fabricator.rb b/spec/fabricators/tag_follow_fabricator.rb
index a2cccb07a..cbe5b0989 100644
--- a/spec/fabricators/tag_follow_fabricator.rb
+++ b/spec/fabricators/tag_follow_fabricator.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 Fabricator(:tag_follow) do
   tag
   account
diff --git a/spec/fabricators/unavailable_domain_fabricator.rb b/spec/fabricators/unavailable_domain_fabricator.rb
index f661b87c4..cb9707020 100644
--- a/spec/fabricators/unavailable_domain_fabricator.rb
+++ b/spec/fabricators/unavailable_domain_fabricator.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 Fabricator(:unavailable_domain) do
-  domain { Faker::Internet.domain }
+  domain { Faker::Internet.domain_name }
 end
diff --git a/spec/fabricators/user_fabricator.rb b/spec/fabricators/user_fabricator.rb
index 10ad2c53a..9031d5cd0 100644
--- a/spec/fabricators/user_fabricator.rb
+++ b/spec/fabricators/user_fabricator.rb
@@ -1,7 +1,10 @@
+# frozen_string_literal: true
+
 Fabricator(:user) do
   account      { Fabricate.build(:account, user: nil) }
   email        { sequence(:email) { |i| "#{i}#{Faker::Internet.email}" } }
-  password     "123456789"
+  password     '123456789'
   confirmed_at { Time.zone.now }
-  agreement    true
+  current_sign_in_at { Time.zone.now }
+  agreement true
 end
diff --git a/spec/fabricators/user_invite_request_fabricator.rb b/spec/fabricators/user_invite_request_fabricator.rb
deleted file mode 100644
index 5cc6ae56f..000000000
--- a/spec/fabricators/user_invite_request_fabricator.rb
+++ /dev/null
@@ -1,4 +0,0 @@
-Fabricator(:user_invite_request) do
-  user
-  text { Faker::Lorem.sentence }
-end
diff --git a/spec/fabricators/user_role_fabricator.rb b/spec/fabricators/user_role_fabricator.rb
index 28f76c8c4..d44322760 100644
--- a/spec/fabricators/user_role_fabricator.rb
+++ b/spec/fabricators/user_role_fabricator.rb
@@ -1,5 +1,7 @@
+# frozen_string_literal: true
+
 Fabricator(:user_role) do
-  name        "MyString"
-  color       "MyString"
-  permissions ""
-end
\ No newline at end of file
+  name        'MyString'
+  color       ''
+  permissions 0
+end
diff --git a/spec/fabricators/web_push_subscription_fabricator.rb b/spec/fabricators/web_push_subscription_fabricator.rb
index 97f90675d..baffdbf83 100644
--- a/spec/fabricators/web_push_subscription_fabricator.rb
+++ b/spec/fabricators/web_push_subscription_fabricator.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 Fabricator(:web_push_subscription, from: Web::PushSubscription) do
   endpoint   Faker::Internet.url
   key_p256dh Faker::Internet.password
diff --git a/spec/fabricators/web_setting_fabricator.rb b/spec/fabricators/web_setting_fabricator.rb
deleted file mode 100644
index 369b86bc1..000000000
--- a/spec/fabricators/web_setting_fabricator.rb
+++ /dev/null
@@ -1,2 +0,0 @@
-Fabricator(:web_setting, from: Web::Setting) do
-end
diff --git a/spec/fabricators/webauthn_credential_fabricator.rb b/spec/fabricators/webauthn_credential_fabricator.rb
index ba59ce967..b578d55f0 100644
--- a/spec/fabricators/webauthn_credential_fabricator.rb
+++ b/spec/fabricators/webauthn_credential_fabricator.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 Fabricator(:webauthn_credential) do
   user_id { Fabricate(:user).id }
   external_id { Base64.urlsafe_encode64(SecureRandom.random_bytes(16)) }
diff --git a/spec/fabricators/webhook_fabricator.rb b/spec/fabricators/webhook_fabricator.rb
index fa4f17b55..477e715ef 100644
--- a/spec/fabricators/webhook_fabricator.rb
+++ b/spec/fabricators/webhook_fabricator.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 Fabricator(:webhook) do
   url { Faker::Internet.url }
   secret { SecureRandom.hex }
diff --git a/spec/fabricators_spec.rb b/spec/fabricators_spec.rb
new file mode 100644
index 000000000..3b76c56ce
--- /dev/null
+++ b/spec/fabricators_spec.rb
@@ -0,0 +1,12 @@
+require 'rails_helper'
+
+Fabrication.manager.load_definitions if Fabrication.manager.empty?
+
+Fabrication.manager.schematics.map(&:first).each do |factory_name|
+  describe "The #{factory_name} factory" do
+    it 'is valid' do
+      factory = Fabricate(factory_name)
+      expect(factory).to be_valid
+    end
+  end
+end
diff --git a/spec/features/log_in_spec.rb b/spec/features/log_in_spec.rb
index de1a6de03..934575ea6 100644
--- a/spec/features/log_in_spec.rb
+++ b/spec/features/log_in_spec.rb
@@ -2,45 +2,45 @@
 
 require 'rails_helper'
 
-feature 'Log in' do
+describe 'Log in' do
   include ProfileStories
 
-  given(:email)        { "test@example.com" }
-  given(:password)     { "password" }
-  given(:confirmed_at) { Time.zone.now }
+  subject { page }
+
+  let(:email)        { 'test@example.com' }
+  let(:password)     { 'password' }
+  let(:confirmed_at) { Time.zone.now }
 
-  background do
+  before do
     as_a_registered_user
     visit new_user_session_path
   end
 
-  subject { page }
-
-  scenario 'A valid email and password user is able to log in' do
+  it 'A valid email and password user is able to log in' do
     fill_in 'user_email', with: email
     fill_in 'user_password', with: password
     click_on I18n.t('auth.login')
 
-    is_expected.to have_css('div.app-holder')
+    expect(subject).to have_css('div.app-holder')
   end
 
-  scenario 'A invalid email and password user is not able to log in' do
+  it 'A invalid email and password user is not able to log in' do
     fill_in 'user_email', with: 'invalid_email'
     fill_in 'user_password', with: 'invalid_password'
     click_on I18n.t('auth.login')
 
-    is_expected.to have_css('.flash-message', text: failure_message('invalid'))
+    expect(subject).to have_css('.flash-message', text: failure_message('invalid'))
   end
 
   context do
-    given(:confirmed_at) { nil }
+    let(:confirmed_at) { nil }
 
-    scenario 'A unconfirmed user is able to log in' do
+    it 'A unconfirmed user is able to log in' do
       fill_in 'user_email', with: email
       fill_in 'user_password', with: password
       click_on I18n.t('auth.login')
 
-      is_expected.to have_css('div.admin-wrapper')
+      expect(subject).to have_css('div.admin-wrapper')
     end
   end
 
diff --git a/spec/features/profile_spec.rb b/spec/features/profile_spec.rb
index ec4f9a53f..421b68a16 100644
--- a/spec/features/profile_spec.rb
+++ b/spec/features/profile_spec.rb
@@ -2,25 +2,25 @@
 
 require 'rails_helper'
 
-feature 'Profile' do
+describe 'Profile' do
   include ProfileStories
 
-  given(:local_domain) { ENV['LOCAL_DOMAIN'] }
+  subject { page }
+
+  let(:local_domain) { ENV['LOCAL_DOMAIN'] }
 
-  background do
+  before do
     as_a_logged_in_user
     with_alice_as_local_user
   end
 
-  subject { page }
-
-  scenario 'I can view Annes public account' do
+  it 'I can view Annes public account' do
     visit account_path('alice')
 
-    is_expected.to have_title("alice (@alice@#{local_domain})")
+    expect(subject).to have_title("alice (@alice@#{local_domain})")
   end
 
-  scenario 'I can change my account' do
+  it 'I can change my account' do
     visit settings_profile_path
 
     fill_in 'Display name', with: 'Bob'
@@ -28,6 +28,6 @@ feature 'Profile' do
 
     first('button[type=submit]').click
 
-    is_expected.to have_content 'Changes successfully saved!'
+    expect(subject).to have_content 'Changes successfully saved!'
   end
 end
diff --git a/spec/fixtures/files/domain_blocks.csv b/spec/fixtures/files/domain_blocks.csv
index 28ffb9175..9dbfb4eaf 100644
--- a/spec/fixtures/files/domain_blocks.csv
+++ b/spec/fixtures/files/domain_blocks.csv
@@ -1,4 +1,4 @@
 #domain,#severity,#reject_media,#reject_reports,#public_comment,#obfuscate
-bad.domain,silence,false,false,bad,false
-worse.domain,suspend,true,true,worse,true
-reject.media,noop,true,false,reject media,false
+bad.domain,silence,false,false,bad server,false
+worse.domain,suspend,true,true,worse server,true
+reject.media,noop,true,false,reject media and test unicode characters ♥,false
diff --git a/spec/fixtures/files/domain_blocks_list.txt b/spec/fixtures/files/domain_blocks_list.txt
new file mode 100644
index 000000000..7b6b24253
--- /dev/null
+++ b/spec/fixtures/files/domain_blocks_list.txt
@@ -0,0 +1,3 @@
+bad.domain
+worse.domain
+reject.media
diff --git a/spec/helpers/accounts_helper_spec.rb b/spec/helpers/accounts_helper_spec.rb
index 2b35b23b7..184b47dec 100644
--- a/spec/helpers/accounts_helper_spec.rb
+++ b/spec/helpers/accounts_helper_spec.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 require 'rails_helper'
 
 RSpec.describe AccountsHelper, type: :helper do
@@ -13,15 +15,15 @@ RSpec.describe AccountsHelper, type: :helper do
 
   describe '#display_name' do
     it 'uses the display name when it exists' do
-      account = Account.new(display_name: "Display", username: "Username")
+      account = Account.new(display_name: 'Display', username: 'Username')
 
-      expect(helper.display_name(account)).to eq "Display"
+      expect(helper.display_name(account)).to eq 'Display'
     end
 
     it 'uses the username when display name is nil' do
-      account = Account.new(display_name: nil, username: "Username")
+      account = Account.new(display_name: nil, username: 'Username')
 
-      expect(helper.display_name(account)).to eq "Username"
+      expect(helper.display_name(account)).to eq 'Username'
     end
   end
 
diff --git a/spec/helpers/admin/account_moderation_notes_helper_spec.rb b/spec/helpers/admin/account_moderation_notes_helper_spec.rb
index 622ce8806..e01eba51d 100644
--- a/spec/helpers/admin/account_moderation_notes_helper_spec.rb
+++ b/spec/helpers/admin/account_moderation_notes_helper_spec.rb
@@ -42,13 +42,11 @@ RSpec.describe Admin::AccountModerationNotesHelper, type: :helper do
       let(:account) { Fabricate(:account) }
 
       it 'calls #link_to' do
-        expect(helper).to receive(:link_to).with(
-          admin_account_path(account.id),
-          class: name_tag_classes(account, true),
-          title: account.acct
-        )
+        result = helper.admin_account_inline_link_to(account)
 
-        helper.admin_account_inline_link_to(account)
+        expect(result).to match(name_tag_classes(account, true))
+        expect(result).to match(account.acct)
+        expect(result).to match(admin_account_path(account.id))
       end
     end
   end
diff --git a/spec/helpers/admin/action_log_helper_spec.rb b/spec/helpers/admin/action_logs_helper_spec.rb
index 9d7ed4ab7..9d7ed4ab7 100644
--- a/spec/helpers/admin/action_log_helper_spec.rb
+++ b/spec/helpers/admin/action_logs_helper_spec.rb
diff --git a/spec/helpers/admin/dashboard_helper_spec.rb b/spec/helpers/admin/dashboard_helper_spec.rb
new file mode 100644
index 000000000..59062e483
--- /dev/null
+++ b/spec/helpers/admin/dashboard_helper_spec.rb
@@ -0,0 +1,69 @@
+# frozen_string_literal: true
+
+require 'rails_helper'
+
+describe Admin::DashboardHelper do
+  describe 'relevant_account_timestamp' do
+    context 'with an account with older sign in' do
+      let(:account) { Fabricate(:account) }
+      let(:stamp) { 10.days.ago }
+
+      it 'returns a time element' do
+        account.user.update(current_sign_in_at: stamp)
+        result = helper.relevant_account_timestamp(account)
+
+        expect(result).to match('time-ago')
+        expect(result).to match(I18n.l(stamp))
+      end
+    end
+
+    context 'with an account with newer sign in' do
+      let(:account) { Fabricate(:account) }
+
+      it 'returns a time element' do
+        account.user.update(current_sign_in_at: 10.hours.ago)
+        result = helper.relevant_account_timestamp(account)
+
+        expect(result).to eq(I18n.t('generic.today'))
+      end
+    end
+
+    context 'with an account where the user is pending' do
+      let(:account) { Fabricate(:account) }
+
+      it 'returns a time element' do
+        account.user.update(current_sign_in_at: nil)
+        account.user.update(approved: false)
+        result = helper.relevant_account_timestamp(account)
+
+        expect(result).to match('time-ago')
+        expect(result).to match(I18n.l(account.user.created_at))
+      end
+    end
+
+    context 'with an account with a last status value' do
+      let(:account) { Fabricate(:account) }
+      let(:stamp) { 5.minutes.ago }
+
+      it 'returns a time element' do
+        account.user.update(current_sign_in_at: nil)
+        account.account_stat.update(last_status_at: stamp)
+        result = helper.relevant_account_timestamp(account)
+
+        expect(result).to match('time-ago')
+        expect(result).to match(I18n.l(stamp))
+      end
+    end
+
+    context 'with an account without sign in or last status or pending' do
+      let(:account) { Fabricate(:account) }
+
+      it 'returns a time element' do
+        account.user.update(current_sign_in_at: nil)
+        result = helper.relevant_account_timestamp(account)
+
+        expect(result).to eq('-')
+      end
+    end
+  end
+end
diff --git a/spec/helpers/admin/filter_helper_spec.rb b/spec/helpers/admin/filter_helper_spec.rb
index 9d4ea2829..bbf90a996 100644
--- a/spec/helpers/admin/filter_helper_spec.rb
+++ b/spec/helpers/admin/filter_helper_spec.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 require 'rails_helper'
 
 describe Admin::FilterHelper do
diff --git a/spec/helpers/admin/trends/statuses_helper_spec.rb b/spec/helpers/admin/trends/statuses_helper_spec.rb
new file mode 100644
index 000000000..92caae690
--- /dev/null
+++ b/spec/helpers/admin/trends/statuses_helper_spec.rb
@@ -0,0 +1,54 @@
+# frozen_string_literal: true
+
+require 'rails_helper'
+
+describe Admin::Trends::StatusesHelper do
+  describe '.one_line_preview' do
+    before do
+      allow(helper).to receive(:current_user).and_return(Fabricate.build(:user))
+    end
+
+    context 'with a local status' do
+      let(:status) { Fabricate.build(:status, text: 'Test local status') }
+
+      it 'renders a correct preview text' do
+        result = helper.one_line_preview(status)
+
+        expect(result).to eq 'Test local status'
+      end
+    end
+
+    context 'with a remote status' do
+      let(:status) { Fabricate.build(:status, uri: 'https://sfd.sdf', text: '<html><body><p>Test remote status</p><p>text</p></body></html>') }
+
+      it 'renders a correct preview text' do
+        result = helper.one_line_preview(status)
+
+        expect(result).to eq 'Test remote status'
+      end
+    end
+
+    context 'with a status that has empty text' do
+      let(:status) { Fabricate.build(:status, text: '') }
+
+      it 'renders a correct preview text' do
+        result = helper.one_line_preview(status)
+
+        expect(result).to eq ''
+      end
+    end
+
+    context 'with a status that has emoji' do
+      before { Fabricate(:custom_emoji, shortcode: 'florpy') }
+
+      let(:status) { Fabricate(:status, text: 'hello there :florpy:') }
+
+      it 'renders a correct preview text' do
+        result = helper.one_line_preview(status)
+
+        expect(result).to match 'hello there'
+        expect(result).to match '<img rel="emoji"'
+      end
+    end
+  end
+end
diff --git a/spec/helpers/application_helper_spec.rb b/spec/helpers/application_helper_spec.rb
index 1dbd985bf..2db2ee288 100644
--- a/spec/helpers/application_helper_spec.rb
+++ b/spec/helpers/application_helper_spec.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 require 'rails_helper'
 
 describe ApplicationHelper do
@@ -5,8 +7,8 @@ describe ApplicationHelper do
     it 'returns active when on the current page' do
       allow(helper).to receive(:current_page?).and_return(true)
 
-      result = helper.active_nav_class("/test")
-      expect(result).to eq "active"
+      result = helper.active_nav_class('/test')
+      expect(result).to eq 'active'
     end
 
     it 'returns active when on a current page' do
@@ -14,14 +16,14 @@ describe ApplicationHelper do
       allow(helper).to receive(:current_page?).with('/test').and_return(true)
 
       result = helper.active_nav_class('/foo', '/test')
-      expect(result).to eq "active"
+      expect(result).to eq 'active'
     end
 
     it 'returns empty string when not on current page' do
       allow(helper).to receive(:current_page?).and_return(false)
 
-      result = helper.active_nav_class("/test")
-      expect(result).to eq ""
+      result = helper.active_nav_class('/test')
+      expect(result).to eq ''
     end
   end
 
@@ -65,7 +67,7 @@ describe ApplicationHelper do
         expect(Setting).to receive(:registrations_mode).and_return('open')
       end
 
-      expect(helper.open_registrations?).to eq true
+      expect(helper.open_registrations?).to be true
     end
 
     it 'returns false when closed for registrations' do
@@ -73,7 +75,7 @@ describe ApplicationHelper do
         expect(Setting).to receive(:registrations_mode).and_return('none')
       end
 
-      expect(helper.open_registrations?).to eq false
+      expect(helper.open_registrations?).to be false
     end
   end
 
@@ -82,8 +84,9 @@ describe ApplicationHelper do
       before do
         allow(helper).to receive(:user_signed_in?).and_return(true)
       end
+
       it 'does not show landing strip' do
-        expect(helper.show_landing_strip?).to eq false
+        expect(helper.show_landing_strip?).to be false
       end
     end
 
@@ -95,13 +98,13 @@ describe ApplicationHelper do
       it 'does not show landing strip on single user instance' do
         allow(helper).to receive(:single_user_mode?).and_return(true)
 
-        expect(helper.show_landing_strip?).to eq false
+        expect(helper.show_landing_strip?).to be false
       end
 
       it 'shows landing strip on multi user instance' do
         allow(helper).to receive(:single_user_mode?).and_return(false)
 
-        expect(helper.show_landing_strip?).to eq true
+        expect(helper.show_landing_strip?).to be true
       end
     end
   end
diff --git a/spec/helpers/home_helper_spec.rb b/spec/helpers/home_helper_spec.rb
index a3dc6f836..3d2c5fe24 100644
--- a/spec/helpers/home_helper_spec.rb
+++ b/spec/helpers/home_helper_spec.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 require 'rails_helper'
 
 RSpec.describe HomeHelper, type: :helper do
@@ -6,4 +8,116 @@ RSpec.describe HomeHelper, type: :helper do
       expect(helper.default_props).to eq locale: I18n.locale
     end
   end
+
+  describe 'account_link_to' do
+    context 'with a missing account' do
+      let(:account) { nil }
+
+      it 'returns a button' do
+        result = helper.account_link_to(account)
+
+        expect(result).to match t('about.contact_missing')
+      end
+    end
+
+    context 'with a valid account' do
+      let(:account) { Fabricate(:account) }
+
+      it 'returns a link to the account' do
+        without_partial_double_verification do
+          allow(helper).to receive(:current_account).and_return(account)
+          allow(helper).to receive(:prefers_autoplay?).and_return(false)
+          result = helper.account_link_to(account)
+
+          expect(result).to match "@#{account.acct}"
+        end
+      end
+    end
+  end
+
+  describe 'obscured_counter' do
+    context 'with a value of less than zero' do
+      let(:count) { -10 }
+
+      it 'returns the correct string' do
+        expect(helper.obscured_counter(count)).to eq '0'
+      end
+    end
+
+    context 'with a value of zero' do
+      let(:count) { 0 }
+
+      it 'returns the correct string' do
+        expect(helper.obscured_counter(count)).to eq '0'
+      end
+    end
+
+    context 'with a value of one' do
+      let(:count) { 1 }
+
+      it 'returns the correct string' do
+        expect(helper.obscured_counter(count)).to eq '1'
+      end
+    end
+
+    context 'with a value of more than one' do
+      let(:count) { 10 }
+
+      it 'returns the correct string' do
+        expect(helper.obscured_counter(count)).to eq '1+'
+      end
+    end
+  end
+
+  describe 'custom_field_classes' do
+    context 'with a verified field' do
+      let(:field) { instance_double(Account::Field, verified?: true) }
+
+      it 'returns verified string' do
+        result = helper.custom_field_classes(field)
+        expect(result).to eq 'verified'
+      end
+    end
+
+    context 'with a non-verified field' do
+      let(:field) { instance_double(Account::Field, verified?: false) }
+
+      it 'returns verified string' do
+        result = helper.custom_field_classes(field)
+        expect(result).to eq 'emojify'
+      end
+    end
+  end
+
+  describe 'sign_up_messages' do
+    context 'with closed registrations' do
+      it 'returns correct sign up message' do
+        allow(helper).to receive(:closed_registrations?).and_return(true)
+        result = helper.sign_up_message
+
+        expect(result).to eq t('auth.registration_closed', instance: 'cb6e6126.ngrok.io')
+      end
+    end
+
+    context 'with open registrations' do
+      it 'returns correct sign up message' do
+        allow(helper).to receive(:closed_registrations?).and_return(false)
+        allow(helper).to receive(:open_registrations?).and_return(true)
+        result = helper.sign_up_message
+
+        expect(result).to eq t('auth.register')
+      end
+    end
+
+    context 'with approved registrations' do
+      it 'returns correct sign up message' do
+        allow(helper).to receive(:closed_registrations?).and_return(false)
+        allow(helper).to receive(:open_registrations?).and_return(false)
+        allow(helper).to receive(:approved_registrations?).and_return(true)
+        result = helper.sign_up_message
+
+        expect(result).to eq t('auth.apply_for_account')
+      end
+    end
+  end
 end
diff --git a/spec/helpers/jsonld_helper_spec.rb b/spec/helpers/jsonld_helper_spec.rb
index 744a14f26..ddd4bfe62 100644
--- a/spec/helpers/jsonld_helper_spec.rb
+++ b/spec/helpers/jsonld_helper_spec.rb
@@ -66,14 +66,14 @@ describe JsonLdHelper do
         stub_request(:get, 'https://mallory.test/').to_return body: '{"id": "https://marvin.test/"}'
         stub_request(:get, 'https://marvin.test/').to_return body: '{"id": "https://alice.test/"}'
 
-        expect(fetch_resource('https://mallory.test/', false)).to eq nil
+        expect(fetch_resource('https://mallory.test/', false)).to be_nil
       end
     end
 
     context 'when the second argument is true' do
       it 'returns nil if the retrieved ID and the given URI does not match' do
         stub_request(:get, 'https://mallory.test/').to_return body: '{"id": "https://alice.test/"}'
-        expect(fetch_resource('https://mallory.test/', true)).to eq nil
+        expect(fetch_resource('https://mallory.test/', true)).to be_nil
       end
     end
   end
@@ -81,7 +81,7 @@ describe JsonLdHelper do
   describe '#fetch_resource_without_id_validation' do
     it 'returns nil if the status code is not 200' do
       stub_request(:get, 'https://host.test/').to_return status: 400, body: '{}'
-      expect(fetch_resource_without_id_validation('https://host.test/')).to eq nil
+      expect(fetch_resource_without_id_validation('https://host.test/')).to be_nil
     end
 
     it 'returns hash' do
@@ -113,7 +113,7 @@ describe JsonLdHelper do
             {
               'type' => 'Mention',
               'href' => ['foo'],
-            }
+            },
           ],
         },
         'signature' => {
@@ -150,7 +150,7 @@ describe JsonLdHelper do
         patch_for_forwarding!(json, compacted)
         expect(compacted['to']).to eq ['https://www.w3.org/ns/activitystreams#Public']
         expect(compacted.dig('object', 'tag', 0, 'href')).to eq ['foo']
-        expect(safe_for_forwarding?(json, compacted)).to eq true
+        expect(safe_for_forwarding?(json, compacted)).to be true
       end
     end
 
@@ -160,14 +160,14 @@ describe JsonLdHelper do
         compacted = compact(json)
         deemed_compatible = patch_for_forwarding!(json, compacted)
         expect(compacted['to']).to eq ['https://www.w3.org/ns/activitystreams#Public']
-        expect(safe_for_forwarding?(json, compacted)).to eq true
+        expect(safe_for_forwarding?(json, compacted)).to be true
       end
 
       it 'deems an unsafe compacting as such' do
         compacted = compact(json)
         deemed_compatible = patch_for_forwarding!(json, compacted)
         expect(compacted['to']).to eq ['https://www.w3.org/ns/activitystreams#Public']
-        expect(safe_for_forwarding?(json, compacted)).to eq false
+        expect(safe_for_forwarding?(json, compacted)).to be false
       end
     end
   end
diff --git a/spec/helpers/languages_helper_spec.rb b/spec/helpers/languages_helper_spec.rb
index 217c9b239..98c8064a3 100644
--- a/spec/helpers/languages_helper_spec.rb
+++ b/spec/helpers/languages_helper_spec.rb
@@ -10,14 +10,54 @@ describe LanguagesHelper do
   end
 
   describe 'native_locale_name' do
-    it 'finds the human readable native name from a key' do
-      expect(helper.native_locale_name(:de)).to eq('Deutsch')
+    context 'with a blank locale' do
+      it 'defaults to a generic value' do
+        expect(helper.native_locale_name(nil)).to eq(I18n.t('generic.none'))
+      end
+    end
+
+    context 'with a locale of `und`' do
+      it 'defaults to a generic value' do
+        expect(helper.native_locale_name('und')).to eq(I18n.t('generic.none'))
+      end
+    end
+
+    context 'with a supported locale' do
+      it 'finds the human readable native name from a key' do
+        expect(helper.native_locale_name(:de)).to eq('Deutsch')
+      end
+    end
+
+    context 'with a regional locale' do
+      it 'finds the human readable regional name from a key' do
+        expect(helper.native_locale_name('en-GB')).to eq('English (British)')
+      end
+    end
+
+    context 'with a non-existent locale' do
+      it 'returns the supplied locale value' do
+        expect(helper.native_locale_name(:xxx)).to eq(:xxx)
+      end
     end
   end
 
   describe 'standard_locale_name' do
-    it 'finds the human readable standard name from a key' do
-      expect(helper.standard_locale_name(:de)).to eq('German')
+    context 'with a blank locale' do
+      it 'defaults to a generic value' do
+        expect(helper.standard_locale_name(nil)).to eq(I18n.t('generic.none'))
+      end
+    end
+
+    context 'with a non-existent locale' do
+      it 'returns the supplied locale value' do
+        expect(helper.standard_locale_name(:xxx)).to eq(:xxx)
+      end
+    end
+
+    context 'with a supported locale' do
+      it 'finds the human readable standard name from a key' do
+        expect(helper.standard_locale_name(:de)).to eq('German')
+      end
     end
   end
 end
diff --git a/spec/helpers/settings_helper_spec.rb b/spec/helpers/settings_helper_spec.rb
new file mode 100644
index 000000000..cba5c6ee8
--- /dev/null
+++ b/spec/helpers/settings_helper_spec.rb
@@ -0,0 +1,37 @@
+# frozen_string_literal: true
+
+require 'rails_helper'
+
+describe SettingsHelper do
+  describe 'session_device_icon' do
+    context 'with a mobile device' do
+      let(:session) { SessionActivation.new(user_agent: 'Mozilla/5.0 (iPhone)') }
+
+      it 'detects the device and returns a descriptive string' do
+        result = helper.session_device_icon(session)
+
+        expect(result).to eq('mobile')
+      end
+    end
+
+    context 'with a tablet device' do
+      let(:session) { SessionActivation.new(user_agent: 'Mozilla/5.0 (iPad)') }
+
+      it 'detects the device and returns a descriptive string' do
+        result = helper.session_device_icon(session)
+
+        expect(result).to eq('tablet')
+      end
+    end
+
+    context 'with a desktop device' do
+      let(:session) { SessionActivation.new(user_agent: 'Mozilla/5.0 (Macintosh)') }
+
+      it 'detects the device and returns a descriptive string' do
+        result = helper.session_device_icon(session)
+
+        expect(result).to eq('desktop')
+      end
+    end
+  end
+end
diff --git a/spec/helpers/statuses_helper_spec.rb b/spec/helpers/statuses_helper_spec.rb
index cba659bfb..105da7e1b 100644
--- a/spec/helpers/statuses_helper_spec.rb
+++ b/spec/helpers/statuses_helper_spec.rb
@@ -1,6 +1,96 @@
+# frozen_string_literal: true
+
 require 'rails_helper'
 
-RSpec.describe StatusesHelper, type: :helper do
+describe StatusesHelper do
+  describe 'status_text_summary' do
+    context 'with blank text' do
+      let(:status) { Status.new(spoiler_text: '') }
+
+      it 'returns immediately with nil' do
+        result = helper.status_text_summary(status)
+        expect(result).to be_nil
+      end
+    end
+
+    context 'with present text' do
+      let(:status) { Status.new(spoiler_text: 'SPOILERS!!!') }
+
+      it 'returns the content warning' do
+        result = helper.status_text_summary(status)
+        expect(result).to eq(I18n.t('statuses.content_warning', warning: 'SPOILERS!!!'))
+      end
+    end
+  end
+
+  def status_text_summary(status)
+    return if status.spoiler_text.blank?
+
+    I18n.t('statuses.content_warning', warning: status.spoiler_text)
+  end
+
+  describe 'link_to_newer' do
+    it 'returns a link to newer content' do
+      url = 'https://example.com'
+      result = helper.link_to_newer(url)
+
+      expect(result).to match('load-more')
+      expect(result).to match(I18n.t('statuses.show_newer'))
+    end
+  end
+
+  describe 'link_to_older' do
+    it 'returns a link to older content' do
+      url = 'https://example.com'
+      result = helper.link_to_older(url)
+
+      expect(result).to match('load-more')
+      expect(result).to match(I18n.t('statuses.show_older'))
+    end
+  end
+
+  describe 'fa_visibility_icon' do
+    context 'with a status that is public' do
+      let(:status) { Status.new(visibility: 'public') }
+
+      it 'returns the correct fa icon' do
+        result = helper.fa_visibility_icon(status)
+
+        expect(result).to match('fa-globe')
+      end
+    end
+
+    context 'with a status that is unlisted' do
+      let(:status) { Status.new(visibility: 'unlisted') }
+
+      it 'returns the correct fa icon' do
+        result = helper.fa_visibility_icon(status)
+
+        expect(result).to match('fa-unlock')
+      end
+    end
+
+    context 'with a status that is private' do
+      let(:status) { Status.new(visibility: 'private') }
+
+      it 'returns the correct fa icon' do
+        result = helper.fa_visibility_icon(status)
+
+        expect(result).to match('fa-lock')
+      end
+    end
+
+    context 'with a status that is direct' do
+      let(:status) { Status.new(visibility: 'direct') }
+
+      it 'returns the correct fa icon' do
+        result = helper.fa_visibility_icon(status)
+
+        expect(result).to match('fa-at')
+      end
+    end
+  end
+
   describe '#stream_link_target' do
     it 'returns nil if it is not an embedded view' do
       set_not_embedded_view
diff --git a/spec/lib/activitypub/activity/accept_spec.rb b/spec/lib/activitypub/activity/accept_spec.rb
index 304cf2208..890a07be5 100644
--- a/spec/lib/activitypub/activity/accept_spec.rb
+++ b/spec/lib/activitypub/activity/accept_spec.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 require 'rails_helper'
 
 RSpec.describe ActivityPub::Activity::Accept do
@@ -42,6 +44,8 @@ RSpec.describe ActivityPub::Activity::Accept do
   end
 
   context 'given a relay' do
+    subject { described_class.new(json, sender) }
+
     let!(:relay) { Fabricate(:relay, state: :pending, follow_activity_id: 'https://abc-123/456') }
 
     let(:json) do
@@ -59,8 +63,6 @@ RSpec.describe ActivityPub::Activity::Accept do
       }.with_indifferent_access
     end
 
-    subject { described_class.new(json, sender) }
-
     it 'marks the relay as accepted' do
       subject.perform
       expect(relay.reload.accepted?).to be true
diff --git a/spec/lib/activitypub/activity/add_spec.rb b/spec/lib/activitypub/activity/add_spec.rb
index e6408b610..9c45e465e 100644
--- a/spec/lib/activitypub/activity/add_spec.rb
+++ b/spec/lib/activitypub/activity/add_spec.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 require 'rails_helper'
 
 RSpec.describe ActivityPub::Activity::Add do
@@ -48,10 +50,10 @@ RSpec.describe ActivityPub::Activity::Add do
         end
 
         it 'fetches the status and pins it' do
-          allow(service_stub).to receive(:call) do |uri, id: true, on_behalf_of: nil|
+          allow(service_stub).to receive(:call) do |uri, id: true, on_behalf_of: nil, request_id: nil| # rubocop:disable Lint/UnusedBlockArgument
             expect(uri).to eq 'https://example.com/unknown'
-            expect(id).to eq true
-            expect(on_behalf_of&.following?(sender)).to eq true
+            expect(id).to be true
+            expect(on_behalf_of&.following?(sender)).to be true
             status
           end
           subject.perform
@@ -62,10 +64,10 @@ RSpec.describe ActivityPub::Activity::Add do
 
       context 'when there is no local follower' do
         it 'tries to fetch the status' do
-          allow(service_stub).to receive(:call) do |uri, id: true, on_behalf_of: nil|
+          allow(service_stub).to receive(:call) do |uri, id: true, on_behalf_of: nil, request_id: nil| # rubocop:disable Lint/UnusedBlockArgument
             expect(uri).to eq 'https://example.com/unknown'
-            expect(id).to eq true
-            expect(on_behalf_of).to eq nil
+            expect(id).to be true
+            expect(on_behalf_of).to be_nil
             nil
           end
           subject.perform
diff --git a/spec/lib/activitypub/activity/announce_spec.rb b/spec/lib/activitypub/activity/announce_spec.rb
index e9cd6c68c..394b1d7b9 100644
--- a/spec/lib/activitypub/activity/announce_spec.rb
+++ b/spec/lib/activitypub/activity/announce_spec.rb
@@ -1,6 +1,10 @@
+# frozen_string_literal: true
+
 require 'rails_helper'
 
 RSpec.describe ActivityPub::Activity::Announce do
+  subject { described_class.new(json, sender) }
+
   let(:sender)    { Fabricate(:account, followers_url: 'http://example.com/followers', uri: 'https://example.com/actor') }
   let(:recipient) { Fabricate(:account) }
   let(:status)    { Fabricate(:status, account: recipient) }
@@ -27,8 +31,6 @@ RSpec.describe ActivityPub::Activity::Announce do
     }
   end
 
-  subject { described_class.new(json, sender) }
-
   describe '#perform' do
     context 'when sender is followed by a local account' do
       before do
@@ -82,10 +84,10 @@ RSpec.describe ActivityPub::Activity::Announce do
             content: 'Lorem ipsum',
             attributedTo: 'https://example.com/actor',
             to: {
-              'type': 'OrderedCollection',
-              'id': 'http://example.com/followers',
-              'first': 'http://example.com/followers?page=true',
-            }
+              type: 'OrderedCollection',
+              id: 'http://example.com/followers',
+              first: 'http://example.com/followers?page=true',
+            },
           }
         end
 
@@ -110,13 +112,13 @@ RSpec.describe ActivityPub::Activity::Announce do
     end
 
     context 'when the sender is relayed' do
+      subject { described_class.new(json, sender, relayed_through_actor: relay_account) }
+
       let!(:relay_account) { Fabricate(:account, inbox_url: 'https://relay.example.com/inbox') }
       let!(:relay) { Fabricate(:relay, inbox_url: 'https://relay.example.com/inbox') }
 
       let(:object_json) { 'https://example.com/actor/hello-world' }
 
-      subject { described_class.new(json, sender, relayed_through_actor: relay_account) }
-
       before do
         stub_request(:get, 'https://example.com/actor/hello-world').to_return(body: Oj.dump(unknown_object_json))
       end
@@ -139,7 +141,7 @@ RSpec.describe ActivityPub::Activity::Announce do
         end
 
         it 'does not fetch the remote status' do
-          expect(a_request(:get, 'https://example.com/actor/hello-world')).not_to have_been_made
+          expect(a_request(:get, 'https://example.com/actor/hello-world')).to_not have_been_made
           expect(Status.find_by(uri: 'https://example.com/actor/hello-world')).to be_nil
         end
 
diff --git a/spec/lib/activitypub/activity/block_spec.rb b/spec/lib/activitypub/activity/block_spec.rb
index 42bdfdc81..6f6898401 100644
--- a/spec/lib/activitypub/activity/block_spec.rb
+++ b/spec/lib/activitypub/activity/block_spec.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 require 'rails_helper'
 
 RSpec.describe ActivityPub::Activity::Block do
diff --git a/spec/lib/activitypub/activity/create_spec.rb b/spec/lib/activitypub/activity/create_spec.rb
index 738e644c5..1226cfd8e 100644
--- a/spec/lib/activitypub/activity/create_spec.rb
+++ b/spec/lib/activitypub/activity/create_spec.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 require 'rails_helper'
 
 RSpec.describe ActivityPub::Activity::Create do
@@ -51,7 +53,7 @@ RSpec.describe ActivityPub::Activity::Create do
           status = sender.statuses.first
 
           expect(status).to_not be_nil
-          expect(status.edited?).to eq true
+          expect(status.edited?).to be true
         end
       end
 
@@ -77,7 +79,7 @@ RSpec.describe ActivityPub::Activity::Create do
           status = sender.statuses.first
 
           expect(status).to_not be_nil
-          expect(status.edited?).to eq false
+          expect(status.edited?).to be false
         end
       end
 
@@ -252,10 +254,10 @@ RSpec.describe ActivityPub::Activity::Create do
             type: 'Note',
             content: 'Lorem ipsum',
             to: {
-              'type': 'OrderedCollection',
-              'id': 'http://example.com/followers',
-              'first': 'http://example.com/followers?page=true',
-            }
+              type: 'OrderedCollection',
+              id: 'http://example.com/followers',
+              first: 'http://example.com/followers?page=true',
+            },
           }
         end
 
@@ -454,7 +456,6 @@ RSpec.describe ActivityPub::Activity::Create do
         end
       end
 
-
       context 'with media attachments with long description' do
         let(:object_json) do
           {
@@ -733,7 +734,7 @@ RSpec.describe ActivityPub::Activity::Create do
                 replies: {
                   type: 'Collection',
                   totalItems: 3,
-                }
+                },
               },
             ],
           }
@@ -763,7 +764,7 @@ RSpec.describe ActivityPub::Activity::Create do
             id: [ActivityPub::TagManager.instance.uri_for(sender), '#bar'].join,
             type: 'Note',
             name: 'Yellow',
-            inReplyTo: ActivityPub::TagManager.instance.uri_for(local_status)
+            inReplyTo: ActivityPub::TagManager.instance.uri_for(local_status),
           }
         end
 
@@ -788,7 +789,7 @@ RSpec.describe ActivityPub::Activity::Create do
             id: [ActivityPub::TagManager.instance.uri_for(sender), '#bar'].join,
             type: 'Note',
             name: 'Yellow',
-            inReplyTo: ActivityPub::TagManager.instance.uri_for(local_status)
+            inReplyTo: ActivityPub::TagManager.instance.uri_for(local_status),
           }
         end
 
@@ -799,11 +800,9 @@ RSpec.describe ActivityPub::Activity::Create do
     end
 
     context 'with an encrypted message' do
-      let(:recipient) { Fabricate(:account) }
-      let(:target_device) { Fabricate(:device, account: recipient) }
-
       subject { described_class.new(json, sender, delivery: true, delivered_to_account_id: recipient.id) }
 
+      let(:recipient) { Fabricate(:account) }
       let(:object_json) do
         {
           id: [ActivityPub::TagManager.instance.uri_for(sender), '#bar'].join,
@@ -825,6 +824,7 @@ RSpec.describe ActivityPub::Activity::Create do
           },
         }
       end
+      let(:target_device) { Fabricate(:device, account: recipient) }
 
       before do
         subject.perform
@@ -879,14 +879,9 @@ RSpec.describe ActivityPub::Activity::Create do
     end
 
     context 'when sender replies to local status' do
-      let!(:local_status) { Fabricate(:status) }
-
       subject { described_class.new(json, sender, delivery: true) }
 
-      before do
-        subject.perform
-      end
-
+      let!(:local_status) { Fabricate(:status) }
       let(:object_json) do
         {
           id: [ActivityPub::TagManager.instance.uri_for(sender), '#bar'].join,
@@ -896,6 +891,10 @@ RSpec.describe ActivityPub::Activity::Create do
         }
       end
 
+      before do
+        subject.perform
+      end
+
       it 'creates status' do
         status = sender.statuses.first
 
@@ -905,14 +904,9 @@ RSpec.describe ActivityPub::Activity::Create do
     end
 
     context 'when sender targets a local user' do
-      let!(:local_account) { Fabricate(:account) }
-
       subject { described_class.new(json, sender, delivery: true) }
 
-      before do
-        subject.perform
-      end
-
+      let!(:local_account) { Fabricate(:account) }
       let(:object_json) do
         {
           id: [ActivityPub::TagManager.instance.uri_for(sender), '#bar'].join,
@@ -922,6 +916,10 @@ RSpec.describe ActivityPub::Activity::Create do
         }
       end
 
+      before do
+        subject.perform
+      end
+
       it 'creates status' do
         status = sender.statuses.first
 
@@ -931,14 +929,9 @@ RSpec.describe ActivityPub::Activity::Create do
     end
 
     context 'when sender cc\'s a local user' do
-      let!(:local_account) { Fabricate(:account) }
-
       subject { described_class.new(json, sender, delivery: true) }
 
-      before do
-        subject.perform
-      end
-
+      let!(:local_account) { Fabricate(:account) }
       let(:object_json) do
         {
           id: [ActivityPub::TagManager.instance.uri_for(sender), '#bar'].join,
@@ -948,6 +941,10 @@ RSpec.describe ActivityPub::Activity::Create do
         }
       end
 
+      before do
+        subject.perform
+      end
+
       it 'creates status' do
         status = sender.statuses.first
 
diff --git a/spec/lib/activitypub/activity/delete_spec.rb b/spec/lib/activitypub/activity/delete_spec.rb
index 9dfb8a61b..3a73b3726 100644
--- a/spec/lib/activitypub/activity/delete_spec.rb
+++ b/spec/lib/activitypub/activity/delete_spec.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 require 'rails_helper'
 
 RSpec.describe ActivityPub::Activity::Delete do
@@ -30,6 +32,7 @@ RSpec.describe ActivityPub::Activity::Delete do
   context 'when the status has been reblogged' do
     describe '#perform' do
       subject { described_class.new(json, sender) }
+
       let!(:reblogger) { Fabricate(:account) }
       let!(:follower)  { Fabricate(:account, username: 'follower', protocol: :activitypub, domain: 'example.com', inbox_url: 'http://example.com/inbox') }
       let!(:reblog)    { Fabricate(:status, account: reblogger, reblog: status) }
@@ -53,6 +56,7 @@ RSpec.describe ActivityPub::Activity::Delete do
   context 'when the status has been reported' do
     describe '#perform' do
       subject { described_class.new(json, sender) }
+
       let!(:reporter) { Fabricate(:account) }
 
       before do
diff --git a/spec/lib/activitypub/activity/flag_spec.rb b/spec/lib/activitypub/activity/flag_spec.rb
index 2f2d13876..005e185e6 100644
--- a/spec/lib/activitypub/activity/flag_spec.rb
+++ b/spec/lib/activitypub/activity/flag_spec.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 require 'rails_helper'
 
 RSpec.describe ActivityPub::Activity::Flag do
@@ -110,7 +112,8 @@ RSpec.describe ActivityPub::Activity::Flag do
 
   describe '#perform with a defined uri' do
     subject { described_class.new(json, sender) }
-    let (:flag_id) { 'http://example.com/reports/1' }
+
+    let(:flag_id) { 'http://example.com/reports/1' }
 
     before do
       subject.perform
diff --git a/spec/lib/activitypub/activity/follow_spec.rb b/spec/lib/activitypub/activity/follow_spec.rb
index fd4ede82b..eb8b17d61 100644
--- a/spec/lib/activitypub/activity/follow_spec.rb
+++ b/spec/lib/activitypub/activity/follow_spec.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 require 'rails_helper'
 
 RSpec.describe ActivityPub::Activity::Follow do
diff --git a/spec/lib/activitypub/activity/like_spec.rb b/spec/lib/activitypub/activity/like_spec.rb
index b69615a9d..640d61ab3 100644
--- a/spec/lib/activitypub/activity/like_spec.rb
+++ b/spec/lib/activitypub/activity/like_spec.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 require 'rails_helper'
 
 RSpec.describe ActivityPub::Activity::Like do
diff --git a/spec/lib/activitypub/activity/move_spec.rb b/spec/lib/activitypub/activity/move_spec.rb
index c468fdeff..8bd23aa7b 100644
--- a/spec/lib/activitypub/activity/move_spec.rb
+++ b/spec/lib/activitypub/activity/move_spec.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 require 'rails_helper'
 
 RSpec.describe ActivityPub::Activity::Move do
diff --git a/spec/lib/activitypub/activity/reject_spec.rb b/spec/lib/activitypub/activity/reject_spec.rb
index fed4cd8cd..5e0f09bfe 100644
--- a/spec/lib/activitypub/activity/reject_spec.rb
+++ b/spec/lib/activitypub/activity/reject_spec.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 require 'rails_helper'
 
 RSpec.describe ActivityPub::Activity::Reject do
@@ -121,6 +123,8 @@ RSpec.describe ActivityPub::Activity::Reject do
   end
 
   context 'given a relay' do
+    subject { described_class.new(json, sender) }
+
     let!(:relay) { Fabricate(:relay, state: :pending, follow_activity_id: 'https://abc-123/456') }
 
     let(:json) do
@@ -138,8 +142,6 @@ RSpec.describe ActivityPub::Activity::Reject do
       }.with_indifferent_access
     end
 
-    subject { described_class.new(json, sender) }
-
     it 'marks the relay as rejected' do
       subject.perform
       expect(relay.reload.rejected?).to be true
diff --git a/spec/lib/activitypub/activity/remove_spec.rb b/spec/lib/activitypub/activity/remove_spec.rb
index 4209dfde2..fc12aec8c 100644
--- a/spec/lib/activitypub/activity/remove_spec.rb
+++ b/spec/lib/activitypub/activity/remove_spec.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 require 'rails_helper'
 
 RSpec.describe ActivityPub::Activity::Remove do
diff --git a/spec/lib/activitypub/activity/undo_spec.rb b/spec/lib/activitypub/activity/undo_spec.rb
index c0309e49d..b4cbc7196 100644
--- a/spec/lib/activitypub/activity/undo_spec.rb
+++ b/spec/lib/activitypub/activity/undo_spec.rb
@@ -1,6 +1,10 @@
+# frozen_string_literal: true
+
 require 'rails_helper'
 
 RSpec.describe ActivityPub::Activity::Undo do
+  subject { described_class.new(json, sender) }
+
   let(:sender) { Fabricate(:account, domain: 'example.com') }
 
   let(:json) do
@@ -13,8 +17,6 @@ RSpec.describe ActivityPub::Activity::Undo do
     }.with_indifferent_access
   end
 
-  subject { described_class.new(json, sender) }
-
   describe '#perform' do
     context 'with Announce' do
       let(:status) { Fabricate(:status) }
diff --git a/spec/lib/activitypub/activity/update_spec.rb b/spec/lib/activitypub/activity/update_spec.rb
index 4cd853af2..f77279c02 100644
--- a/spec/lib/activitypub/activity/update_spec.rb
+++ b/spec/lib/activitypub/activity/update_spec.rb
@@ -1,14 +1,16 @@
+# frozen_string_literal: true
+
 require 'rails_helper'
 
 RSpec.describe ActivityPub::Activity::Update do
+  subject { described_class.new(json, sender) }
+
   let!(:sender) { Fabricate(:account) }
 
   before do
     sender.update!(uri: ActivityPub::TagManager.instance.uri_for(sender))
   end
 
-  subject { described_class.new(json, sender) }
-
   describe '#perform' do
     context 'with an Actor object' do
       let(:modified_sender) do
diff --git a/spec/lib/activitypub/adapter_spec.rb b/spec/lib/activitypub/adapter_spec.rb
index ea03797aa..b981ea9c6 100644
--- a/spec/lib/activitypub/adapter_spec.rb
+++ b/spec/lib/activitypub/adapter_spec.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 require 'rails_helper'
 
 RSpec.describe ActivityPub::Adapter do
@@ -41,10 +43,10 @@ RSpec.describe ActivityPub::Adapter do
   end
 
   describe '#serializable_hash' do
-    let(:serializer_class) {}
-
     subject { ActiveModelSerializers::SerializableResource.new(TestObject.new(foo: 'bar'), serializer: serializer_class, adapter: described_class).as_json }
 
+    let(:serializer_class) {}
+
     context 'when serializer defines no context' do
       let(:serializer_class) { TestWithBasicContextSerializer }
 
diff --git a/spec/lib/activitypub/dereferencer_spec.rb b/spec/lib/activitypub/dereferencer_spec.rb
index e50b497c7..11078de86 100644
--- a/spec/lib/activitypub/dereferencer_spec.rb
+++ b/spec/lib/activitypub/dereferencer_spec.rb
@@ -1,14 +1,16 @@
+# frozen_string_literal: true
+
 require 'rails_helper'
 
 RSpec.describe ActivityPub::Dereferencer do
   describe '#object' do
+    subject { described_class.new(uri, permitted_origin: permitted_origin, signature_actor: signature_actor).object }
+
     let(:object) { { '@context': 'https://www.w3.org/ns/activitystreams', id: 'https://example.com/foo', type: 'Note', content: 'Hoge' } }
     let(:permitted_origin) { 'https://example.com' }
     let(:signature_actor) { nil }
     let(:uri) { nil }
 
-    subject { described_class.new(uri, permitted_origin: permitted_origin, signature_actor: signature_actor).object }
-
     before do
       stub_request(:get, 'https://example.com/foo').to_return(body: Oj.dump(object), headers: { 'Content-Type' => 'application/activity+json' })
     end
diff --git a/spec/lib/activitypub/linked_data_signature_spec.rb b/spec/lib/activitypub/linked_data_signature_spec.rb
index d55a7c7fa..619d6df12 100644
--- a/spec/lib/activitypub/linked_data_signature_spec.rb
+++ b/spec/lib/activitypub/linked_data_signature_spec.rb
@@ -1,8 +1,12 @@
+# frozen_string_literal: true
+
 require 'rails_helper'
 
 RSpec.describe ActivityPub::LinkedDataSignature do
   include JsonLdHelper
 
+  subject { described_class.new(json) }
+
   let!(:sender) { Fabricate(:account, uri: 'http://example.com/alice') }
 
   let(:raw_json) do
@@ -14,8 +18,6 @@ RSpec.describe ActivityPub::LinkedDataSignature do
 
   let(:json) { raw_json.merge('signature' => signature) }
 
-  subject { described_class.new(json) }
-
   before do
     stub_jsonld_contexts!
   end
diff --git a/spec/lib/activitypub/tag_manager_spec.rb b/spec/lib/activitypub/tag_manager_spec.rb
index 606a1de2e..596e91e95 100644
--- a/spec/lib/activitypub/tag_manager_spec.rb
+++ b/spec/lib/activitypub/tag_manager_spec.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 require 'rails_helper'
 
 RSpec.describe ActivityPub::TagManager do
diff --git a/spec/lib/admin/system_check/base_check_spec.rb b/spec/lib/admin/system_check/base_check_spec.rb
new file mode 100644
index 000000000..fdd9f6b6c
--- /dev/null
+++ b/spec/lib/admin/system_check/base_check_spec.rb
@@ -0,0 +1,27 @@
+# frozen_string_literal: true
+
+require 'rails_helper'
+
+describe Admin::SystemCheck::BaseCheck do
+  subject(:check) { described_class.new(user) }
+
+  let(:user) { Fabricate(:user) }
+
+  describe 'skip?' do
+    it 'returns false' do
+      expect(check.skip?).to be false
+    end
+  end
+
+  describe 'pass?' do
+    it 'raises not implemented error' do
+      expect { check.pass? }.to raise_error(NotImplementedError)
+    end
+  end
+
+  describe 'message' do
+    it 'raises not implemented error' do
+      expect { check.message }.to raise_error(NotImplementedError)
+    end
+  end
+end
diff --git a/spec/lib/admin/system_check/database_schema_check_spec.rb b/spec/lib/admin/system_check/database_schema_check_spec.rb
new file mode 100644
index 000000000..db1dcb52f
--- /dev/null
+++ b/spec/lib/admin/system_check/database_schema_check_spec.rb
@@ -0,0 +1,45 @@
+# frozen_string_literal: true
+
+require 'rails_helper'
+
+describe Admin::SystemCheck::DatabaseSchemaCheck do
+  subject(:check) { described_class.new(user) }
+
+  let(:user) { Fabricate(:user) }
+
+  it_behaves_like 'a check available to devops users'
+
+  describe 'pass?' do
+    context 'when database needs migration' do
+      before do
+        context = instance_double(ActiveRecord::MigrationContext, needs_migration?: true)
+        allow(ActiveRecord::Base.connection).to receive(:migration_context).and_return(context)
+      end
+
+      it 'returns false' do
+        expect(check.pass?).to be false
+      end
+    end
+
+    context 'when database does not need migration' do
+      before do
+        context = instance_double(ActiveRecord::MigrationContext, needs_migration?: false)
+        allow(ActiveRecord::Base.connection).to receive(:migration_context).and_return(context)
+      end
+
+      it 'returns true' do
+        expect(check.pass?).to be true
+      end
+    end
+  end
+
+  describe 'message' do
+    it 'sends class name symbol to message instance' do
+      allow(Admin::SystemCheck::Message).to receive(:new).with(:database_schema_check)
+
+      check.message
+
+      expect(Admin::SystemCheck::Message).to have_received(:new).with(:database_schema_check)
+    end
+  end
+end
diff --git a/spec/lib/admin/system_check/elasticsearch_check_spec.rb b/spec/lib/admin/system_check/elasticsearch_check_spec.rb
new file mode 100644
index 000000000..1ffac89ee
--- /dev/null
+++ b/spec/lib/admin/system_check/elasticsearch_check_spec.rb
@@ -0,0 +1,100 @@
+# frozen_string_literal: true
+
+require 'rails_helper'
+
+describe Admin::SystemCheck::ElasticsearchCheck do
+  subject(:check) { described_class.new(user) }
+
+  let(:user) { Fabricate(:user) }
+
+  it_behaves_like 'a check available to devops users'
+
+  describe 'pass?' do
+    context 'when chewy is enabled' do
+      before { allow(Chewy).to receive(:enabled?).and_return(true) }
+
+      context 'when running version is present and high enough' do
+        before do
+          allow(Chewy.client).to receive(:info)
+            .and_return({ 'version' => { 'number' => '999.99.9' } })
+        end
+
+        it 'returns true' do
+          expect(check.pass?).to be true
+        end
+      end
+
+      context 'when running version is present and too low' do
+        context 'when compatible version is too low' do
+          before do
+            allow(Chewy.client).to receive(:info)
+              .and_return({ 'version' => { 'number' => '1.2.3', 'minimum_wire_compatibility_version' => '1.0' } })
+          end
+
+          it 'returns false' do
+            expect(check.pass?).to be false
+          end
+        end
+
+        context 'when compatible version is high enough' do
+          before do
+            allow(Chewy.client).to receive(:info)
+              .and_return({ 'version' => { 'number' => '1.2.3', 'minimum_wire_compatibility_version' => '99.9' } })
+          end
+
+          it 'returns true' do
+            expect(check.pass?).to be true
+          end
+        end
+      end
+
+      context 'when running version is missing' do
+        before do
+          client = instance_double(Elasticsearch::Transport::Client)
+          allow(client).to receive(:info).and_raise(Elasticsearch::Transport::Transport::Error)
+          allow(Chewy).to receive(:client).and_return(client)
+        end
+
+        it 'returns false' do
+          expect(check.pass?).to be false
+        end
+      end
+    end
+
+    context 'when chewy is not enabled' do
+      before { allow(Chewy).to receive(:enabled?).and_return(false) }
+
+      it 'returns true' do
+        expect(check.pass?).to be true
+      end
+    end
+  end
+
+  describe 'message' do
+    context 'when running version is present' do
+      before { allow(Chewy.client).to receive(:info).and_return({ 'version' => { 'number' => '999.99.9' } }) }
+
+      it 'sends class name symbol to message instance' do
+        allow(Admin::SystemCheck::Message).to receive(:new)
+          .with(:elasticsearch_version_check, anything)
+
+        check.message
+
+        expect(Admin::SystemCheck::Message).to have_received(:new)
+          .with(:elasticsearch_version_check, 'Elasticsearch 999.99.9 is running while 7.x is required')
+      end
+    end
+
+    context 'when running version is missing' do
+      it 'sends class name symbol to message instance' do
+        allow(Admin::SystemCheck::Message).to receive(:new)
+          .with(:elasticsearch_running_check)
+
+        check.message
+
+        expect(Admin::SystemCheck::Message).to have_received(:new)
+          .with(:elasticsearch_running_check)
+      end
+    end
+  end
+end
diff --git a/spec/lib/admin/system_check/media_privacy_check_spec.rb b/spec/lib/admin/system_check/media_privacy_check_spec.rb
new file mode 100644
index 000000000..316bf1215
--- /dev/null
+++ b/spec/lib/admin/system_check/media_privacy_check_spec.rb
@@ -0,0 +1,33 @@
+# frozen_string_literal: true
+
+require 'rails_helper'
+
+describe Admin::SystemCheck::MediaPrivacyCheck do
+  subject(:check) { described_class.new(user) }
+
+  let(:user) { Fabricate(:user) }
+
+  it_behaves_like 'a check available to devops users'
+
+  describe 'pass?' do
+    context 'when the media cannot be listed' do
+      before do
+        stub_request(:get, /ngrok.io/).to_return(status: 200, body: 'a list of no files')
+      end
+
+      it 'returns true' do
+        expect(check.pass?).to be true
+      end
+    end
+  end
+
+  describe 'message' do
+    it 'sends values to message instance' do
+      allow(Admin::SystemCheck::Message).to receive(:new).with(nil, nil, nil, true)
+
+      check.message
+
+      expect(Admin::SystemCheck::Message).to have_received(:new).with(nil, nil, nil, true)
+    end
+  end
+end
diff --git a/spec/lib/admin/system_check/message_spec.rb b/spec/lib/admin/system_check/message_spec.rb
new file mode 100644
index 000000000..c0671f345
--- /dev/null
+++ b/spec/lib/admin/system_check/message_spec.rb
@@ -0,0 +1,14 @@
+# frozen_string_literal: true
+
+require 'rails_helper'
+
+describe Admin::SystemCheck::Message do
+  subject(:check) { described_class.new(:key_value, :value_value, :action_value, :critical_value) }
+
+  it 'providers readers when initialized' do
+    expect(check.key).to eq :key_value
+    expect(check.value).to eq :value_value
+    expect(check.action).to eq :action_value
+    expect(check.critical).to eq :critical_value
+  end
+end
diff --git a/spec/lib/admin/system_check/rules_check_spec.rb b/spec/lib/admin/system_check/rules_check_spec.rb
new file mode 100644
index 000000000..fb3293fb2
--- /dev/null
+++ b/spec/lib/admin/system_check/rules_check_spec.rb
@@ -0,0 +1,53 @@
+# frozen_string_literal: true
+
+require 'rails_helper'
+
+describe Admin::SystemCheck::RulesCheck do
+  subject(:check) { described_class.new(user) }
+
+  let(:user) { Fabricate(:user) }
+
+  describe 'skip?' do
+    context 'when user can manage rules' do
+      before { allow(user).to receive(:can?).with(:manage_rules).and_return(true) }
+
+      it 'returns false' do
+        expect(check.skip?).to be false
+      end
+    end
+
+    context 'when user cannot manage rules' do
+      before { allow(user).to receive(:can?).with(:manage_rules).and_return(false) }
+
+      it 'returns true' do
+        expect(check.skip?).to be true
+      end
+    end
+  end
+
+  describe 'pass?' do
+    context 'when there is not a kept rule' do
+      it 'returns false' do
+        expect(check.pass?).to be false
+      end
+    end
+
+    context 'when there is a kept rule' do
+      before { Fabricate(:rule) }
+
+      it 'returns true' do
+        expect(check.pass?).to be true
+      end
+    end
+  end
+
+  describe 'message' do
+    it 'sends class name symbol to message instance' do
+      allow(Admin::SystemCheck::Message).to receive(:new).with(:rules_check, nil, '/admin/rules')
+
+      check.message
+
+      expect(Admin::SystemCheck::Message).to have_received(:new).with(:rules_check, nil, '/admin/rules')
+    end
+  end
+end
diff --git a/spec/lib/admin/system_check/sidekiq_process_check_spec.rb b/spec/lib/admin/system_check/sidekiq_process_check_spec.rb
new file mode 100644
index 000000000..9bd9daddf
--- /dev/null
+++ b/spec/lib/admin/system_check/sidekiq_process_check_spec.rb
@@ -0,0 +1,45 @@
+# frozen_string_literal: true
+
+require 'rails_helper'
+
+describe Admin::SystemCheck::SidekiqProcessCheck do
+  subject(:check) { described_class.new(user) }
+
+  let(:user) { Fabricate(:user) }
+
+  it_behaves_like 'a check available to devops users'
+
+  describe 'pass?' do
+    context 'when missing queues is empty' do
+      before do
+        process_set = instance_double(Sidekiq::ProcessSet, reduce: [])
+        allow(Sidekiq::ProcessSet).to receive(:new).and_return(process_set)
+      end
+
+      it 'returns true' do
+        expect(check.pass?).to be true
+      end
+    end
+
+    context 'when missing queues is not empty' do
+      before do
+        process_set = instance_double(Sidekiq::ProcessSet, reduce: [:something])
+        allow(Sidekiq::ProcessSet).to receive(:new).and_return(process_set)
+      end
+
+      it 'returns false' do
+        expect(check.pass?).to be false
+      end
+    end
+  end
+
+  describe 'message' do
+    it 'sends values to message instance' do
+      allow(Admin::SystemCheck::Message).to receive(:new).with(:sidekiq_process_check, 'default, push, mailers, pull, scheduler, ingress')
+
+      check.message
+
+      expect(Admin::SystemCheck::Message).to have_received(:new).with(:sidekiq_process_check, 'default, push, mailers, pull, scheduler, ingress')
+    end
+  end
+end
diff --git a/spec/lib/admin/system_check_spec.rb b/spec/lib/admin/system_check_spec.rb
new file mode 100644
index 000000000..30048fd3a
--- /dev/null
+++ b/spec/lib/admin/system_check_spec.rb
@@ -0,0 +1,15 @@
+# frozen_string_literal: true
+
+require 'rails_helper'
+
+describe Admin::SystemCheck do
+  let(:user) { Fabricate(:user) }
+
+  describe 'perform' do
+    let(:result) { described_class.perform(user) }
+
+    it 'runs all the checks' do
+      expect(result).to be_an(Array)
+    end
+  end
+end
diff --git a/spec/lib/advanced_text_formatter_spec.rb b/spec/lib/advanced_text_formatter_spec.rb
index c1e469606..8b27b56a1 100644
--- a/spec/lib/advanced_text_formatter_spec.rb
+++ b/spec/lib/advanced_text_formatter_spec.rb
@@ -1,12 +1,14 @@
+# frozen_string_literal: true
+
 require 'rails_helper'
 
 RSpec.describe AdvancedTextFormatter do
   describe '#to_s' do
+    subject { described_class.new(text, preloaded_accounts: preloaded_accounts, content_type: content_type).to_s }
+
     let(:preloaded_accounts) { nil }
     let(:content_type) { 'text/markdown' }
 
-    subject { described_class.new(text, preloaded_accounts: preloaded_accounts, content_type: content_type).to_s }
-
     context 'given a markdown source' do
       let(:content_type) { 'text/markdown' }
 
@@ -14,7 +16,7 @@ RSpec.describe AdvancedTextFormatter do
         let(:text) { 'text' }
 
         it 'paragraphizes the text' do
-          is_expected.to eq '<p>text</p>'
+          expect(subject).to eq '<p>text</p>'
         end
       end
 
@@ -22,7 +24,7 @@ RSpec.describe AdvancedTextFormatter do
         let(:text) { "line\nfeed" }
 
         it 'removes line feeds' do
-          is_expected.not_to include "\n"
+          expect(subject).to_not include "\n"
         end
       end
 
@@ -30,7 +32,7 @@ RSpec.describe AdvancedTextFormatter do
         let(:text) { 'test `foo` bar' }
 
         it 'formats code using <code>' do
-          is_expected.to include 'test <code>foo</code> bar'
+          expect(subject).to include 'test <code>foo</code> bar'
         end
       end
 
@@ -38,15 +40,15 @@ RSpec.describe AdvancedTextFormatter do
         let(:text) { "test\n\n```\nint main(void) {\n  return 0; // https://joinmastodon.org/foo\n}\n```\n" }
 
         it 'formats code using <pre> and <code>' do
-          is_expected.to include '<pre><code>int main'
+          expect(subject).to include '<pre><code>int main'
         end
 
         it 'does not strip leading spaces' do
-          is_expected.to include '>  return 0'
+          expect(subject).to include '>  return 0'
         end
 
         it 'does not format links' do
-          is_expected.to include 'return 0; // https://joinmastodon.org/foo'
+          expect(subject).to include 'return 0; // https://joinmastodon.org/foo'
         end
       end
 
@@ -54,7 +56,7 @@ RSpec.describe AdvancedTextFormatter do
         let(:text) { 'test `https://foo.bar/bar` bar' }
 
         it 'does not rewrite the link' do
-          is_expected.to include 'test <code>https://foo.bar/bar</code> bar'
+          expect(subject).to include 'test <code>https://foo.bar/bar</code> bar'
         end
       end
 
@@ -62,7 +64,7 @@ RSpec.describe AdvancedTextFormatter do
         let(:text) { 'foo https://cb6e6126.ngrok.io/about/more' }
 
         it 'creates a link' do
-          is_expected.to include '<a href="https://cb6e6126.ngrok.io/about/more"'
+          expect(subject).to include '<a href="https://cb6e6126.ngrok.io/about/more"'
         end
       end
 
@@ -71,7 +73,7 @@ RSpec.describe AdvancedTextFormatter do
         let(:text) { '@alice' }
 
         it 'creates a mention link' do
-          is_expected.to include '<a href="https://cb6e6126.ngrok.io/@alice" class="u-url mention">@<span>alice</span></a></span>'
+          expect(subject).to include '<a href="https://cb6e6126.ngrok.io/@alice" class="u-url mention">@<span>alice</span></a></span>'
         end
       end
 
@@ -80,7 +82,7 @@ RSpec.describe AdvancedTextFormatter do
         let(:text) { '@alice' }
 
         it 'does not create a mention link' do
-          is_expected.to include '@alice'
+          expect(subject).to include '@alice'
         end
       end
 
@@ -88,7 +90,7 @@ RSpec.describe AdvancedTextFormatter do
         let(:text) { 'https://hackernoon.com/the-power-to-build-communities-a-response-to-mark-zuckerberg-3f2cac9148a4' }
 
         it 'matches the full URL' do
-          is_expected.to include 'href="https://hackernoon.com/the-power-to-build-communities-a-response-to-mark-zuckerberg-3f2cac9148a4"'
+          expect(subject).to include 'href="https://hackernoon.com/the-power-to-build-communities-a-response-to-mark-zuckerberg-3f2cac9148a4"'
         end
       end
 
@@ -96,7 +98,7 @@ RSpec.describe AdvancedTextFormatter do
         let(:text) { 'http://google.com' }
 
         it 'matches the full URL' do
-          is_expected.to include 'href="http://google.com"'
+          expect(subject).to include 'href="http://google.com"'
         end
       end
 
@@ -104,7 +106,7 @@ RSpec.describe AdvancedTextFormatter do
         let(:text) { 'http://example.gay' }
 
         it 'matches the full URL' do
-          is_expected.to include 'href="http://example.gay"'
+          expect(subject).to include 'href="http://example.gay"'
         end
       end
 
@@ -112,11 +114,11 @@ RSpec.describe AdvancedTextFormatter do
         let(:text) { 'https://nic.みんな/' }
 
         it 'matches the full URL' do
-          is_expected.to include 'href="https://nic.みんな/"'
+          expect(subject).to include 'href="https://nic.みんな/"'
         end
 
         it 'has display URL' do
-          is_expected.to include '<span class="">nic.みんな/</span>'
+          expect(subject).to include '<span class="">nic.みんな/</span>'
         end
       end
 
@@ -124,7 +126,7 @@ RSpec.describe AdvancedTextFormatter do
         let(:text) { 'http://www.mcmansionhell.com/post/156408871451/50-states-of-mcmansion-hell-scottsdale-arizona. ' }
 
         it 'matches the full URL but not the period' do
-          is_expected.to include 'href="http://www.mcmansionhell.com/post/156408871451/50-states-of-mcmansion-hell-scottsdale-arizona"'
+          expect(subject).to include 'href="http://www.mcmansionhell.com/post/156408871451/50-states-of-mcmansion-hell-scottsdale-arizona"'
         end
       end
 
@@ -132,7 +134,7 @@ RSpec.describe AdvancedTextFormatter do
         let(:text) { '(http://google.com/)' }
 
         it 'matches the full URL but not the parentheses' do
-          is_expected.to include 'href="http://google.com/"'
+          expect(subject).to include 'href="http://google.com/"'
         end
       end
 
@@ -140,7 +142,7 @@ RSpec.describe AdvancedTextFormatter do
         let(:text) { 'http://www.google.com!' }
 
         it 'matches the full URL but not the exclamation point' do
-          is_expected.to include 'href="http://www.google.com"'
+          expect(subject).to include 'href="http://www.google.com"'
         end
       end
 
@@ -148,7 +150,7 @@ RSpec.describe AdvancedTextFormatter do
         let(:text) { "http://www.google.com'" }
 
         it 'matches the full URL but not the single quote' do
-          is_expected.to include 'href="http://www.google.com"'
+          expect(subject).to include 'href="http://www.google.com"'
         end
       end
     end
@@ -157,7 +159,7 @@ RSpec.describe AdvancedTextFormatter do
       let(:text) { 'http://www.google.com>' }
 
       it 'matches the full URL but not the angle bracket' do
-        is_expected.to include 'href="http://www.google.com"'
+        expect(subject).to include 'href="http://www.google.com"'
       end
     end
 
@@ -166,7 +168,7 @@ RSpec.describe AdvancedTextFormatter do
         let(:text) { 'https://www.ruby-toolbox.com/search?utf8=%E2%9C%93&q=autolink' }
 
         it 'matches the full URL' do
-          is_expected.to include 'href="https://www.ruby-toolbox.com/search?utf8=%E2%9C%93&amp;q=autolink"'
+          expect(subject).to include 'href="https://www.ruby-toolbox.com/search?utf8=%E2%9C%93&amp;q=autolink"'
         end
       end
 
@@ -174,7 +176,7 @@ RSpec.describe AdvancedTextFormatter do
         let(:text) { 'https://www.ruby-toolbox.com/search?utf8=✓&q=autolink' }
 
         it 'matches the full URL' do
-          is_expected.to include 'href="https://www.ruby-toolbox.com/search?utf8=✓&amp;q=autolink"'
+          expect(subject).to include 'href="https://www.ruby-toolbox.com/search?utf8=✓&amp;q=autolink"'
         end
       end
 
@@ -182,7 +184,7 @@ RSpec.describe AdvancedTextFormatter do
         let(:text) { 'https://www.ruby-toolbox.com/search?utf8=✓' }
 
         it 'matches the full URL' do
-          is_expected.to include 'href="https://www.ruby-toolbox.com/search?utf8=✓"'
+          expect(subject).to include 'href="https://www.ruby-toolbox.com/search?utf8=✓"'
         end
       end
 
@@ -190,7 +192,7 @@ RSpec.describe AdvancedTextFormatter do
         let(:text) { 'https://www.ruby-toolbox.com/search?utf8=%E2%9C%93&utf81=✓&q=autolink' }
 
         it 'preserves escaped unicode characters' do
-          is_expected.to include 'href="https://www.ruby-toolbox.com/search?utf8=%E2%9C%93&amp;utf81=✓&amp;q=autolink"'
+          expect(subject).to include 'href="https://www.ruby-toolbox.com/search?utf8=%E2%9C%93&amp;utf81=✓&amp;q=autolink"'
         end
       end
 
@@ -198,7 +200,7 @@ RSpec.describe AdvancedTextFormatter do
         let(:text) { 'https://en.wikipedia.org/wiki/Diaspora_(software)' }
 
         it 'matches the full URL' do
-          is_expected.to include 'href="https://en.wikipedia.org/wiki/Diaspora_(software)"'
+          expect(subject).to include 'href="https://en.wikipedia.org/wiki/Diaspora_(software)"'
         end
       end
 
@@ -206,7 +208,7 @@ RSpec.describe AdvancedTextFormatter do
         let(:text) { '"https://example.com/"' }
 
         it 'does not match the quotation marks' do
-          is_expected.to include 'href="https://example.com/"'
+          expect(subject).to include 'href="https://example.com/"'
         end
       end
 
@@ -214,19 +216,19 @@ RSpec.describe AdvancedTextFormatter do
         let(:text) { '<https://example.com/>' }
 
         it 'does not match the angle brackets' do
-          is_expected.to include 'href="https://example.com/"'
+          expect(subject).to include 'href="https://example.com/"'
         end
       end
 
       context 'given a URL containing unsafe code (XSS attack, invisible part)' do
-        let(:text) { %q{http://example.com/blahblahblahblah/a<script>alert("Hello")</script>} }
+        let(:text) { 'http://example.com/blahblahblahblah/a<script>alert("Hello")</script>' }
 
         it 'does not include the HTML in the URL' do
-          is_expected.to include '"http://example.com/blahblahblahblah/a"'
+          expect(subject).to include '"http://example.com/blahblahblahblah/a"'
         end
 
         it 'does not include a script tag' do
-          is_expected.to_not include '<script>'
+          expect(subject).to_not include '<script>'
         end
       end
 
@@ -234,7 +236,7 @@ RSpec.describe AdvancedTextFormatter do
         let(:text) { '<script>alert("Hello")</script>' }
 
         it 'does not include a script tag' do
-          is_expected.to_not include '<script>'
+          expect(subject).to_not include '<script>'
         end
       end
 
@@ -242,7 +244,7 @@ RSpec.describe AdvancedTextFormatter do
         let(:text) { %q{<img src="javascript:alert('XSS');">} }
 
         it 'does not include the javascript' do
-          is_expected.to_not include 'href="javascript:'
+          expect(subject).to_not include 'href="javascript:'
         end
       end
 
@@ -250,7 +252,7 @@ RSpec.describe AdvancedTextFormatter do
         let(:text) { 'http://www\.google\.com' }
 
         it 'outputs the raw URL' do
-          is_expected.to eq '<p>http://www\.google\.com</p>'
+          expect(subject).to eq '<p>http://www\.google\.com</p>'
         end
       end
 
@@ -258,7 +260,7 @@ RSpec.describe AdvancedTextFormatter do
         let(:text)  { '#hashtag' }
 
         it 'creates a hashtag link' do
-          is_expected.to include '/tags/hashtag" class="mention hashtag" rel="tag">#<span>hashtag</span></a>'
+          expect(subject).to include '/tags/hashtag" class="mention hashtag" rel="tag">#<span>hashtag</span></a>'
         end
       end
 
@@ -266,7 +268,7 @@ RSpec.describe AdvancedTextFormatter do
         let(:text)  { '#hashtagタグ' }
 
         it 'creates a hashtag link' do
-          is_expected.to include '/tags/hashtag%E3%82%BF%E3%82%B0" class="mention hashtag" rel="tag">#<span>hashtagタグ</span></a>'
+          expect(subject).to include '/tags/hashtag%E3%82%BF%E3%82%B0" class="mention hashtag" rel="tag">#<span>hashtagタグ</span></a>'
         end
       end
 
@@ -274,7 +276,7 @@ RSpec.describe AdvancedTextFormatter do
         let(:text) { 'xmpp:user@instance.com' }
 
         it 'matches the full URI' do
-          is_expected.to include 'href="xmpp:user@instance.com"'
+          expect(subject).to include 'href="xmpp:user@instance.com"'
         end
       end
 
@@ -282,7 +284,7 @@ RSpec.describe AdvancedTextFormatter do
         let(:text) { 'please join xmpp:muc@instance.com?join right now' }
 
         it 'matches the full URI' do
-          is_expected.to include 'href="xmpp:muc@instance.com?join"'
+          expect(subject).to include 'href="xmpp:muc@instance.com?join"'
         end
       end
 
@@ -290,7 +292,7 @@ RSpec.describe AdvancedTextFormatter do
         let(:text) { 'wikipedia gives this example of a magnet uri: magnet:?xt=urn:btih:c12fe1c06bba254a9dc9f519b335aa7c1367a88a' }
 
         it 'matches the full URI' do
-          is_expected.to include 'href="magnet:?xt=urn:btih:c12fe1c06bba254a9dc9f519b335aa7c1367a88a"'
+          expect(subject).to include 'href="magnet:?xt=urn:btih:c12fe1c06bba254a9dc9f519b335aa7c1367a88a"'
         end
       end
     end
diff --git a/spec/lib/emoji_formatter_spec.rb b/spec/lib/emoji_formatter_spec.rb
index e1747bdd9..b73d5be4b 100644
--- a/spec/lib/emoji_formatter_spec.rb
+++ b/spec/lib/emoji_formatter_spec.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 require 'rails_helper'
 
 RSpec.describe EmojiFormatter do
@@ -24,7 +26,7 @@ RSpec.describe EmojiFormatter do
       let(:text) { preformat_text(':coolcat: Beep boop') }
 
       it 'converts the shortcode to an image tag' do
-        is_expected.to match(/<img rel="emoji" draggable="false" width="16" height="16" class="emojione custom-emoji" alt=":coolcat:"/)
+        expect(subject).to match(/<img rel="emoji" draggable="false" width="16" height="16" class="emojione custom-emoji" alt=":coolcat:"/)
       end
     end
 
@@ -32,7 +34,7 @@ RSpec.describe EmojiFormatter do
       let(:text) { preformat_text('Beep :coolcat: boop') }
 
       it 'converts the shortcode to an image tag' do
-        is_expected.to match(/Beep <img rel="emoji" draggable="false" width="16" height="16" class="emojione custom-emoji" alt=":coolcat:"/)
+        expect(subject).to match(/Beep <img rel="emoji" draggable="false" width="16" height="16" class="emojione custom-emoji" alt=":coolcat:"/)
       end
     end
 
@@ -40,7 +42,7 @@ RSpec.describe EmojiFormatter do
       let(:text) { preformat_text(':coolcat::coolcat:') }
 
       it 'does not touch the shortcodes' do
-        is_expected.to match(/:coolcat::coolcat:/)
+        expect(subject).to match(/:coolcat::coolcat:/)
       end
     end
 
@@ -48,7 +50,7 @@ RSpec.describe EmojiFormatter do
       let(:text) { preformat_text('Beep boop :coolcat:') }
 
       it 'converts the shortcode to an image tag' do
-        is_expected.to match(/boop <img rel="emoji" draggable="false" width="16" height="16" class="emojione custom-emoji" alt=":coolcat:"/)
+        expect(subject).to match(/boop <img rel="emoji" draggable="false" width="16" height="16" class="emojione custom-emoji" alt=":coolcat:"/)
       end
     end
   end
diff --git a/spec/lib/entity_cache_spec.rb b/spec/lib/entity_cache_spec.rb
index 43494bd92..c750cddf3 100644
--- a/spec/lib/entity_cache_spec.rb
+++ b/spec/lib/entity_cache_spec.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 require 'rails_helper'
 
 RSpec.describe EntityCache do
@@ -12,7 +14,7 @@ RSpec.describe EntityCache do
       let(:domain)     { 'example.org' }
 
       it 'returns an empty array' do
-        is_expected.to eq []
+        expect(subject).to eq []
       end
     end
   end
diff --git a/spec/lib/extractor_spec.rb b/spec/lib/extractor_spec.rb
index dba4bd0bb..560617ed7 100644
--- a/spec/lib/extractor_spec.rb
+++ b/spec/lib/extractor_spec.rb
@@ -20,7 +20,7 @@ describe Extractor do
       text = '@screen_name'
       extracted = Extractor.extract_mentions_or_lists_with_indices(text)
       expect(extracted).to eq [
-        { screen_name: 'screen_name', indices: [ 0, 12 ] }
+        { screen_name: 'screen_name', indices: [0, 12] },
       ]
     end
 
@@ -44,19 +44,19 @@ describe Extractor do
     it 'does not exclude normal hash text before ://' do
       text = '#hashtag://'
       extracted = Extractor.extract_hashtags_with_indices(text)
-      expect(extracted).to eq [ { hashtag: 'hashtag', indices: [ 0, 8 ] } ]
+      expect(extracted).to eq [{ hashtag: 'hashtag', indices: [0, 8] }]
     end
 
     it 'excludes http://' do
       text = '#hashtaghttp://'
       extracted = Extractor.extract_hashtags_with_indices(text)
-      expect(extracted).to eq [ { hashtag: 'hashtag', indices: [ 0, 8 ] } ]
+      expect(extracted).to eq [{ hashtag: 'hashtag', indices: [0, 8] }]
     end
 
     it 'excludes https://' do
       text = '#hashtaghttps://'
       extracted = Extractor.extract_hashtags_with_indices(text)
-      expect(extracted).to eq [ { hashtag: 'hashtag', indices: [ 0, 8 ] } ]
+      expect(extracted).to eq [{ hashtag: 'hashtag', indices: [0, 8] }]
     end
 
     it 'yields hashtags if a block is given' do
diff --git a/spec/lib/fast_ip_map_spec.rb b/spec/lib/fast_ip_map_spec.rb
index c66f64828..78b3ddb05 100644
--- a/spec/lib/fast_ip_map_spec.rb
+++ b/spec/lib/fast_ip_map_spec.rb
@@ -4,7 +4,7 @@ require 'rails_helper'
 
 describe FastIpMap do
   describe '#include?' do
-    subject { described_class.new([IPAddr.new('20.4.0.0/16'), IPAddr.new('145.22.30.0/24'), IPAddr.new('189.45.86.3')])}
+    subject { described_class.new([IPAddr.new('20.4.0.0/16'), IPAddr.new('145.22.30.0/24'), IPAddr.new('189.45.86.3')]) }
 
     it 'returns true for an exact match' do
       expect(subject.include?(IPAddr.new('189.45.86.3'))).to be true
diff --git a/spec/lib/feed_manager_spec.rb b/spec/lib/feed_manager_spec.rb
index f2ab2570d..d1e0d60e0 100644
--- a/spec/lib/feed_manager_spec.rb
+++ b/spec/lib/feed_manager_spec.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 require 'rails_helper'
 
 RSpec.describe FeedManager do
@@ -304,7 +306,7 @@ RSpec.describe FeedManager do
       status = Fabricate(:status, reblog: reblog)
       FeedManager.instance.push_to_home(account, status)
 
-      expect(FeedManager.instance.push_to_home(account, reblog)).to eq false
+      expect(FeedManager.instance.push_to_home(account, reblog)).to be false
     end
   end
 
@@ -329,7 +331,7 @@ RSpec.describe FeedManager do
       status = Fabricate(:status, reblog: reblog)
       FeedManager.instance.push_to_list(list, status)
 
-      expect(FeedManager.instance.push_to_list(list, reblog)).to eq false
+      expect(FeedManager.instance.push_to_list(list, reblog)).to be false
     end
 
     context 'when replies policy is set to no replies' do
@@ -339,19 +341,19 @@ RSpec.describe FeedManager do
 
       it 'pushes statuses that are not replies' do
         status = Fabricate(:status, text: 'Hello world', account: bob)
-        expect(FeedManager.instance.push_to_list(list, status)).to eq true
+        expect(FeedManager.instance.push_to_list(list, status)).to be true
       end
 
       it 'pushes statuses that are replies to list owner' do
         status = Fabricate(:status, text: 'Hello world', account: owner)
         reply  = Fabricate(:status, text: 'Nay', thread: status, account: bob)
-        expect(FeedManager.instance.push_to_list(list, reply)).to eq true
+        expect(FeedManager.instance.push_to_list(list, reply)).to be true
       end
 
       it 'does not push replies to another member of the list' do
         status = Fabricate(:status, text: 'Hello world', account: alice)
         reply  = Fabricate(:status, text: 'Nay', thread: status, account: bob)
-        expect(FeedManager.instance.push_to_list(list, reply)).to eq false
+        expect(FeedManager.instance.push_to_list(list, reply)).to be false
       end
     end
 
@@ -362,25 +364,25 @@ RSpec.describe FeedManager do
 
       it 'pushes statuses that are not replies' do
         status = Fabricate(:status, text: 'Hello world', account: bob)
-        expect(FeedManager.instance.push_to_list(list, status)).to eq true
+        expect(FeedManager.instance.push_to_list(list, status)).to be true
       end
 
       it 'pushes statuses that are replies to list owner' do
         status = Fabricate(:status, text: 'Hello world', account: owner)
         reply  = Fabricate(:status, text: 'Nay', thread: status, account: bob)
-        expect(FeedManager.instance.push_to_list(list, reply)).to eq true
+        expect(FeedManager.instance.push_to_list(list, reply)).to be true
       end
 
       it 'pushes replies to another member of the list' do
         status = Fabricate(:status, text: 'Hello world', account: alice)
         reply  = Fabricate(:status, text: 'Nay', thread: status, account: bob)
-        expect(FeedManager.instance.push_to_list(list, reply)).to eq true
+        expect(FeedManager.instance.push_to_list(list, reply)).to be true
       end
 
       it 'does not push replies to someone not a member of the list' do
         status = Fabricate(:status, text: 'Hello world', account: eve)
         reply  = Fabricate(:status, text: 'Nay', thread: status, account: bob)
-        expect(FeedManager.instance.push_to_list(list, reply)).to eq false
+        expect(FeedManager.instance.push_to_list(list, reply)).to be false
       end
     end
 
@@ -391,25 +393,25 @@ RSpec.describe FeedManager do
 
       it 'pushes statuses that are not replies' do
         status = Fabricate(:status, text: 'Hello world', account: bob)
-        expect(FeedManager.instance.push_to_list(list, status)).to eq true
+        expect(FeedManager.instance.push_to_list(list, status)).to be true
       end
 
       it 'pushes statuses that are replies to list owner' do
         status = Fabricate(:status, text: 'Hello world', account: owner)
         reply  = Fabricate(:status, text: 'Nay', thread: status, account: bob)
-        expect(FeedManager.instance.push_to_list(list, reply)).to eq true
+        expect(FeedManager.instance.push_to_list(list, reply)).to be true
       end
 
       it 'pushes replies to another member of the list' do
         status = Fabricate(:status, text: 'Hello world', account: alice)
         reply  = Fabricate(:status, text: 'Nay', thread: status, account: bob)
-        expect(FeedManager.instance.push_to_list(list, reply)).to eq true
+        expect(FeedManager.instance.push_to_list(list, reply)).to be true
       end
 
       it 'pushes replies to someone not a member of the list' do
         status = Fabricate(:status, text: 'Hello world', account: eve)
         reply  = Fabricate(:status, text: 'Nay', thread: status, account: bob)
-        expect(FeedManager.instance.push_to_list(list, reply)).to eq true
+        expect(FeedManager.instance.push_to_list(list, reply)).to be true
       end
     end
   end
@@ -423,7 +425,7 @@ RSpec.describe FeedManager do
 
       FeedManager.instance.merge_into_home(account, reblog.account)
 
-      expect(redis.zscore("feed:home:0", reblog.id)).to eq nil
+      expect(redis.zscore('feed:home:0', reblog.id)).to be_nil
     end
   end
 
diff --git a/spec/lib/html_aware_formatter_spec.rb b/spec/lib/html_aware_formatter_spec.rb
index 18d23abf5..315035957 100644
--- a/spec/lib/html_aware_formatter_spec.rb
+++ b/spec/lib/html_aware_formatter_spec.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 require 'rails_helper'
 
 RSpec.describe HtmlAwareFormatter do
@@ -9,7 +11,7 @@ RSpec.describe HtmlAwareFormatter do
       let(:text) { 'Foo bar' }
 
       it 'returns formatted text' do
-        is_expected.to eq '<p>Foo bar</p>'
+        expect(subject).to eq '<p>Foo bar</p>'
       end
     end
 
@@ -20,7 +22,7 @@ RSpec.describe HtmlAwareFormatter do
         let(:text) { 'Beep boop' }
 
         it 'keeps the plain text' do
-          is_expected.to include 'Beep boop'
+          expect(subject).to include 'Beep boop'
         end
       end
 
@@ -28,7 +30,7 @@ RSpec.describe HtmlAwareFormatter do
         let(:text) { '<script>alert("Hello")</script>' }
 
         it 'strips the scripts' do
-          is_expected.to_not include '<script>alert("Hello")</script>'
+          expect(subject).to_not include '<script>alert("Hello")</script>'
         end
       end
 
@@ -36,7 +38,7 @@ RSpec.describe HtmlAwareFormatter do
         let(:text) { '<span class="mention  status__content__spoiler-link">Show more</span>' }
 
         it 'strips the malicious classes' do
-          is_expected.to_not include 'status__content__spoiler-link'
+          expect(subject).to_not include 'status__content__spoiler-link'
         end
       end
     end
diff --git a/spec/lib/importer/accounts_index_importer_spec.rb b/spec/lib/importer/accounts_index_importer_spec.rb
new file mode 100644
index 000000000..73f9bce39
--- /dev/null
+++ b/spec/lib/importer/accounts_index_importer_spec.rb
@@ -0,0 +1,16 @@
+# frozen_string_literal: true
+
+require 'rails_helper'
+
+describe Importer::AccountsIndexImporter do
+  describe 'import!' do
+    let(:pool) { Concurrent::FixedThreadPool.new(5) }
+    let(:importer) { described_class.new(batch_size: 123, executor: pool) }
+
+    before { Fabricate(:account) }
+
+    it 'indexes relevant accounts' do
+      expect { importer.import! }.to update_index(AccountsIndex)
+    end
+  end
+end
diff --git a/spec/lib/importer/base_importer_spec.rb b/spec/lib/importer/base_importer_spec.rb
new file mode 100644
index 000000000..78e9a869b
--- /dev/null
+++ b/spec/lib/importer/base_importer_spec.rb
@@ -0,0 +1,14 @@
+# frozen_string_literal: true
+
+require 'rails_helper'
+
+describe Importer::BaseImporter do
+  describe 'import!' do
+    let(:pool) { Concurrent::FixedThreadPool.new(5) }
+    let(:importer) { described_class.new(batch_size: 123, executor: pool) }
+
+    it 'raises an error' do
+      expect { importer.import! }.to raise_error(NotImplementedError)
+    end
+  end
+end
diff --git a/spec/lib/importer/statuses_index_importer_spec.rb b/spec/lib/importer/statuses_index_importer_spec.rb
new file mode 100644
index 000000000..d5e1c9f2c
--- /dev/null
+++ b/spec/lib/importer/statuses_index_importer_spec.rb
@@ -0,0 +1,16 @@
+# frozen_string_literal: true
+
+require 'rails_helper'
+
+describe Importer::StatusesIndexImporter do
+  describe 'import!' do
+    let(:pool) { Concurrent::FixedThreadPool.new(5) }
+    let(:importer) { described_class.new(batch_size: 123, executor: pool) }
+
+    before { Fabricate(:status) }
+
+    it 'indexes relevant statuses' do
+      expect { importer.import! }.to update_index(StatusesIndex)
+    end
+  end
+end
diff --git a/spec/lib/importer/tags_index_importer_spec.rb b/spec/lib/importer/tags_index_importer_spec.rb
new file mode 100644
index 000000000..348990c01
--- /dev/null
+++ b/spec/lib/importer/tags_index_importer_spec.rb
@@ -0,0 +1,16 @@
+# frozen_string_literal: true
+
+require 'rails_helper'
+
+describe Importer::TagsIndexImporter do
+  describe 'import!' do
+    let(:pool) { Concurrent::FixedThreadPool.new(5) }
+    let(:importer) { described_class.new(batch_size: 123, executor: pool) }
+
+    before { Fabricate(:tag) }
+
+    it 'indexes relevant tags' do
+      expect { importer.import! }.to update_index(TagsIndex)
+    end
+  end
+end
diff --git a/spec/lib/link_details_extractor_spec.rb b/spec/lib/link_details_extractor_spec.rb
index 7ea867c61..a46dd743a 100644
--- a/spec/lib/link_details_extractor_spec.rb
+++ b/spec/lib/link_details_extractor_spec.rb
@@ -1,12 +1,14 @@
+# frozen_string_literal: true
+
 require 'rails_helper'
 
 RSpec.describe LinkDetailsExtractor do
+  subject { described_class.new(original_url, html, html_charset) }
+
   let(:original_url) { '' }
   let(:html) { '' }
   let(:html_charset) { nil }
 
-  subject { described_class.new(original_url, html, html_charset) }
-
   describe '#canonical_url' do
     let(:original_url) { 'https://foo.com/article?bar=baz123' }
 
@@ -39,17 +41,17 @@ RSpec.describe LinkDetailsExtractor do
     let(:original_url) { 'https://example.com/page.html' }
 
     context 'and is wrapped in CDATA tags' do
-      let(:html) { <<-HTML }
-<!doctype html>
-<html>
-<head>
-  <script type="application/ld+json">
-  //<![CDATA[
-  {"@context":"http://schema.org","@type":"NewsArticle","mainEntityOfPage":"https://example.com/page.html","headline":"Foo","datePublished":"2022-01-31T19:53:00+00:00","url":"https://example.com/page.html","description":"Bar","author":{"@type":"Person","name":"Hoge"},"publisher":{"@type":"Organization","name":"Baz"}}
-  //]]>
-  </script>
-</head>
-</html>
+      let(:html) { <<~HTML }
+        <!doctype html>
+        <html>
+        <head>
+          <script type="application/ld+json">
+          //<![CDATA[
+          {"@context":"http://schema.org","@type":"NewsArticle","mainEntityOfPage":"https://example.com/page.html","headline":"Foo","datePublished":"2022-01-31T19:53:00+00:00","url":"https://example.com/page.html","description":"Bar","author":{"@type":"Person","name":"Hoge"},"publisher":{"@type":"Organization","name":"Baz"}}
+          //]]>
+          </script>
+        </head>
+        </html>
       HTML
 
       describe '#title' do
@@ -78,57 +80,57 @@ RSpec.describe LinkDetailsExtractor do
     end
 
     context 'but the first tag is invalid JSON' do
-      let(:html) { <<-HTML }
-<!doctype html>
-<html>
-<body>
-  <script type="application/ld+json">
-    {
-      "@context":"https://schema.org",
-      "@type":"ItemList",
-      "url":"https://example.com/page.html",
-      "name":"Foo",
-      "description":"Bar"
-    },
-    {
-      "@context": "https://schema.org",
-      "@type": "BreadcrumbList",
-      "itemListElement":[
-        {
-          "@type":"ListItem",
-          "position":1,
-          "item":{
-            "@id":"https://www.example.com",
-            "name":"Baz"
-          }
-        }
-      ]
-    }
-  </script>
-  <script type="application/ld+json">
-    {
-      "@context":"https://schema.org",
-      "@type":"NewsArticle",
-      "mainEntityOfPage": {
-        "@type":"WebPage",
-        "@id": "http://example.com/page.html"
-      },
-      "headline": "Foo",
-      "description": "Bar",
-      "datePublished": "2022-01-31T19:46:00+00:00",
-      "author": {
-        "@type": "Organization",
-        "name": "Hoge"
-      },
-      "publisher": {
-        "@type": "NewsMediaOrganization",
-        "name":"Baz",
-        "url":"https://example.com/"
-      }
-    }
-  </script>
-</body>
-</html>
+      let(:html) { <<~HTML }
+        <!doctype html>
+        <html>
+        <body>
+          <script type="application/ld+json">
+            {
+              "@context":"https://schema.org",
+              "@type":"ItemList",
+              "url":"https://example.com/page.html",
+              "name":"Foo",
+              "description":"Bar"
+            },
+            {
+              "@context": "https://schema.org",
+              "@type": "BreadcrumbList",
+              "itemListElement":[
+                {
+                  "@type":"ListItem",
+                  "position":1,
+                  "item":{
+                    "@id":"https://www.example.com",
+                    "name":"Baz"
+                  }
+                }
+              ]
+            }
+          </script>
+          <script type="application/ld+json">
+            {
+              "@context":"https://schema.org",
+              "@type":"NewsArticle",
+              "mainEntityOfPage": {
+                "@type":"WebPage",
+                "@id": "http://example.com/page.html"
+              },
+              "headline": "Foo",
+              "description": "Bar",
+              "datePublished": "2022-01-31T19:46:00+00:00",
+              "author": {
+                "@type": "Organization",
+                "name": "Hoge"
+              },
+              "publisher": {
+                "@type": "NewsMediaOrganization",
+                "name":"Baz",
+                "url":"https://example.com/"
+              }
+            }
+          </script>
+        </body>
+        </html>
       HTML
 
       describe '#title' do
diff --git a/spec/lib/mastodon/cli_spec.rb b/spec/lib/mastodon/cli_spec.rb
new file mode 100644
index 000000000..419f8b864
--- /dev/null
+++ b/spec/lib/mastodon/cli_spec.rb
@@ -0,0 +1,14 @@
+# frozen_string_literal: true
+
+require 'rails_helper'
+require 'cli'
+
+describe Mastodon::CLI do
+  describe 'version' do
+    it 'returns the Mastodon version' do
+      expect { described_class.new.invoke(:version) }.to output(
+        a_string_including(Mastodon::Version.to_s)
+      ).to_stdout
+    end
+  end
+end
diff --git a/spec/lib/ostatus/tag_manager_spec.rb b/spec/lib/ostatus/tag_manager_spec.rb
index 31195bae2..8104a7e79 100644
--- a/spec/lib/ostatus/tag_manager_spec.rb
+++ b/spec/lib/ostatus/tag_manager_spec.rb
@@ -15,15 +15,15 @@ describe OStatus::TagManager do
     end
 
     it 'returns nil if it is not local id' do
-      expect(OStatus::TagManager.instance.unique_tag_to_local_id('tag:remote,2000-01-01:objectId=12:objectType=Status', 'Status')).to eq nil
+      expect(OStatus::TagManager.instance.unique_tag_to_local_id('tag:remote,2000-01-01:objectId=12:objectType=Status', 'Status')).to be_nil
     end
 
     it 'returns nil if it is not expected type' do
-      expect(OStatus::TagManager.instance.unique_tag_to_local_id('tag:cb6e6126.ngrok.io,2000-01-01:objectId=12:objectType=Block', 'Status')).to eq nil
+      expect(OStatus::TagManager.instance.unique_tag_to_local_id('tag:cb6e6126.ngrok.io,2000-01-01:objectId=12:objectType=Block', 'Status')).to be_nil
     end
 
     it 'returns nil if it does not have object ID' do
-      expect(OStatus::TagManager.instance.unique_tag_to_local_id('tag:cb6e6126.ngrok.io,2000-01-01:objectType=Status', 'Status')).to eq nil
+      expect(OStatus::TagManager.instance.unique_tag_to_local_id('tag:cb6e6126.ngrok.io,2000-01-01:objectType=Status', 'Status')).to be_nil
     end
   end
 
@@ -45,7 +45,7 @@ describe OStatus::TagManager do
 
       it 'returns the unique tag for status' do
         expect(target.object_type).to eq :comment
-        is_expected.to eq target.uri
+        expect(subject).to eq target.uri
       end
     end
 
@@ -54,7 +54,7 @@ describe OStatus::TagManager do
 
       it 'returns the unique tag for status' do
         expect(target.object_type).to eq :note
-        is_expected.to eq target.uri
+        expect(subject).to eq target.uri
       end
     end
 
@@ -63,7 +63,7 @@ describe OStatus::TagManager do
 
       it 'returns the URL for account' do
         expect(target.object_type).to eq :person
-        is_expected.to eq 'https://cb6e6126.ngrok.io/users/alice'
+        expect(subject).to eq 'https://cb6e6126.ngrok.io/users/alice'
       end
     end
   end
diff --git a/spec/lib/plain_text_formatter_spec.rb b/spec/lib/plain_text_formatter_spec.rb
index c3d0ee630..80b3c331a 100644
--- a/spec/lib/plain_text_formatter_spec.rb
+++ b/spec/lib/plain_text_formatter_spec.rb
@@ -1,23 +1,76 @@
+# frozen_string_literal: true
+
 require 'rails_helper'
 
 RSpec.describe PlainTextFormatter do
   describe '#to_s' do
     subject { described_class.new(status.text, status.local?).to_s }
 
-    context 'given a post with local status' do
+    context 'when status is local' do
       let(:status) { Fabricate(:status, text: '<p>a text by a nerd who uses an HTML tag in text</p>', uri: nil) }
 
       it 'returns the raw text' do
-        is_expected.to eq '<p>a text by a nerd who uses an HTML tag in text</p>'
+        expect(subject).to eq '<p>a text by a nerd who uses an HTML tag in text</p>'
       end
     end
 
-    context 'given a post with remote status' do
+    context 'when status is remote' do
       let(:remote_account) { Fabricate(:account, domain: 'remote.test', username: 'bob', url: 'https://remote.test/') }
-      let(:status) { Fabricate(:status, account: remote_account, text: '<p>Hello</p><script>alert("Hello")</script>') }
 
-      it 'returns tag-stripped text' do
-        is_expected.to eq 'Hello'
+      context 'when text contains inline HTML tags' do
+        let(:status) { Fabricate(:status, account: remote_account, text: '<b>Lorem</b> <em>ipsum</em>') }
+
+        it 'strips the tags' do
+          expect(subject).to eq 'Lorem ipsum'
+        end
+      end
+
+      context 'when text contains <p> tags' do
+        let(:status) { Fabricate(:status, account: remote_account, text: '<p>Lorem</p><p>ipsum</p>') }
+
+        it 'inserts a newline' do
+          expect(subject).to eq "Lorem\nipsum"
+        end
+      end
+
+      context 'when text contains a single <br> tag' do
+        let(:status) { Fabricate(:status, account: remote_account, text: 'Lorem<br>ipsum') }
+
+        it 'inserts a newline' do
+          expect(subject).to eq "Lorem\nipsum"
+        end
+      end
+
+      context 'when text contains consecutive <br> tag' do
+        let(:status) { Fabricate(:status, account: remote_account, text: 'Lorem<br><br><br>ipsum') }
+
+        it 'inserts a single newline' do
+          expect(subject).to eq "Lorem\nipsum"
+        end
+      end
+
+      context 'when text contains HTML entity' do
+        let(:status) { Fabricate(:status, account: remote_account, text: 'Lorem &amp; ipsum &#x2764;') }
+
+        it 'unescapes the entity' do
+          expect(subject).to eq 'Lorem & ipsum ❤'
+        end
+      end
+
+      context 'when text contains <script> tag' do
+        let(:status) { Fabricate(:status, account: remote_account, text: 'Lorem <script> alert("Booh!") </script>ipsum') }
+
+        it 'strips the tag and its contents' do
+          expect(subject).to eq 'Lorem ipsum'
+        end
+      end
+
+      context 'when text contains an HTML comment tags' do
+        let(:status) { Fabricate(:status, account: remote_account, text: 'Lorem <!-- Booh! -->ipsum') }
+
+        it 'strips the comment' do
+          expect(subject).to eq 'Lorem ipsum'
+        end
       end
     end
   end
diff --git a/spec/lib/request_pool_spec.rb b/spec/lib/request_pool_spec.rb
index 4a144d7c7..63dc9c5dd 100644
--- a/spec/lib/request_pool_spec.rb
+++ b/spec/lib/request_pool_spec.rb
@@ -33,7 +33,7 @@ describe RequestPool do
 
       subject
 
-      threads = 20.times.map do |i|
+      threads = 20.times.map do |_i|
         Thread.new do
           20.times do
             subject.with('http://example.com') do |http_client|
diff --git a/spec/lib/request_spec.rb b/spec/lib/request_spec.rb
index 8539944e2..25fe9ed37 100644
--- a/spec/lib/request_spec.rb
+++ b/spec/lib/request_spec.rb
@@ -43,7 +43,7 @@ describe Request do
       before { stub_request(:get, 'http://example.com') }
 
       it 'executes a HTTP request' do
-        expect { |block| subject.perform &block }.to yield_control
+        expect { |block| subject.perform(&block) }.to yield_control
         expect(a_request(:get, 'http://example.com')).to have_been_made.once
       end
 
@@ -54,18 +54,18 @@ describe Request do
         allow(resolver).to receive(:timeouts=).and_return(nil)
         allow(Resolv::DNS).to receive(:open).and_yield(resolver)
 
-        expect { |block| subject.perform &block }.to yield_control
+        expect { |block| subject.perform(&block) }.to yield_control
         expect(a_request(:get, 'http://example.com')).to have_been_made.once
       end
 
       it 'sets headers' do
-        expect { |block| subject.perform &block }.to yield_control
+        expect { |block| subject.perform(&block) }.to yield_control
         expect(a_request(:get, 'http://example.com').with(headers: subject.headers)).to have_been_made
       end
 
       it 'closes underlying connection' do
         expect_any_instance_of(HTTP::Client).to receive(:close)
-        expect { |block| subject.perform &block }.to yield_control
+        expect { |block| subject.perform(&block) }.to yield_control
       end
 
       it 'returns response which implements body_with_limit' do
@@ -97,12 +97,12 @@ describe Request do
   describe "response's body_with_limit method" do
     it 'rejects body more than 1 megabyte by default' do
       stub_request(:any, 'http://example.com').to_return(body: SecureRandom.random_bytes(2.megabytes))
-      expect { subject.perform { |response| response.body_with_limit } }.to raise_error Mastodon::LengthValidationError
+      expect { subject.perform(&:body_with_limit) }.to raise_error Mastodon::LengthValidationError
     end
 
     it 'accepts body less than 1 megabyte by default' do
       stub_request(:any, 'http://example.com').to_return(body: SecureRandom.random_bytes(2.kilobytes))
-      expect { subject.perform { |response| response.body_with_limit } }.not_to raise_error
+      expect { subject.perform(&:body_with_limit) }.to_not raise_error
     end
 
     it 'rejects body by given size' do
@@ -112,12 +112,12 @@ describe Request do
 
     it 'rejects too large chunked body' do
       stub_request(:any, 'http://example.com').to_return(body: SecureRandom.random_bytes(2.megabytes), headers: { 'Transfer-Encoding' => 'chunked' })
-      expect { subject.perform { |response| response.body_with_limit } }.to raise_error Mastodon::LengthValidationError
+      expect { subject.perform(&:body_with_limit) }.to raise_error Mastodon::LengthValidationError
     end
 
     it 'rejects too large monolithic body' do
       stub_request(:any, 'http://example.com').to_return(body: SecureRandom.random_bytes(2.megabytes), headers: { 'Content-Length' => 2.megabytes })
-      expect { subject.perform { |response| response.body_with_limit } }.to raise_error Mastodon::LengthValidationError
+      expect { subject.perform(&:body_with_limit) }.to raise_error Mastodon::LengthValidationError
     end
 
     it 'truncates large monolithic body' do
diff --git a/spec/lib/search_query_transformer_spec.rb b/spec/lib/search_query_transformer_spec.rb
new file mode 100644
index 000000000..109533469
--- /dev/null
+++ b/spec/lib/search_query_transformer_spec.rb
@@ -0,0 +1,18 @@
+# frozen_string_literal: true
+
+require 'rails_helper'
+
+describe SearchQueryTransformer do
+  describe 'initialization' do
+    let(:parser) { SearchQueryParser.new.parse('query') }
+
+    it 'sets attributes' do
+      transformer = described_class.new.apply(parser)
+
+      expect(transformer.should_clauses.first).to be_a(SearchQueryTransformer::TermClause)
+      expect(transformer.must_clauses.first).to be_nil
+      expect(transformer.must_not_clauses.first).to be_nil
+      expect(transformer.filter_clauses.first).to be_nil
+    end
+  end
+end
diff --git a/spec/lib/settings/extend_spec.rb b/spec/lib/settings/extend_spec.rb
deleted file mode 100644
index 83ced4230..000000000
--- a/spec/lib/settings/extend_spec.rb
+++ /dev/null
@@ -1,16 +0,0 @@
-# frozen_string_literal: true
-
-require 'rails_helper'
-
-RSpec.describe Settings::Extend do
-  class User
-    include Settings::Extend
-  end
-
-  describe '#settings' do
-    it 'sets @settings as an instance of Settings::ScopedSettings' do
-      user = Fabricate(:user)
-      expect(user.settings).to be_kind_of Settings::ScopedSettings
-    end
-  end
-end
diff --git a/spec/lib/settings/scoped_settings_spec.rb b/spec/lib/settings/scoped_settings_spec.rb
deleted file mode 100644
index 7566685b4..000000000
--- a/spec/lib/settings/scoped_settings_spec.rb
+++ /dev/null
@@ -1,35 +0,0 @@
-# frozen_string_literal: true
-
-require 'rails_helper'
-
-RSpec.describe Settings::ScopedSettings do
-  let(:object)         { Fabricate(:user) }
-  let(:scoped_setting) { described_class.new(object) }
-  let(:val)            { 'whatever' }
-  let(:methods)        { %i(auto_play_gif default_sensitive unfollow_modal boost_modal delete_modal reduce_motion system_font_ui noindex theme) }
-
-  describe '.initialize' do
-    it 'sets @object' do
-      scoped_setting = described_class.new(object)
-      expect(scoped_setting.instance_variable_get(:@object)).to be object
-    end
-  end
-
-  describe '#method_missing' do
-    it 'sets scoped_setting.method_name = val' do
-      methods.each do |key|
-        scoped_setting.send("#{key}=", val)
-        expect(scoped_setting.send(key)).to eq val
-      end
-    end
-  end
-
-  describe '#[]= and #[]' do
-    it 'sets [key] = val' do
-      methods.each do |key|
-        scoped_setting[key] = val
-        expect(scoped_setting[key]).to eq val
-      end
-    end
-  end
-end
diff --git a/spec/lib/status_filter_spec.rb b/spec/lib/status_filter_spec.rb
index a851014d9..08519bc59 100644
--- a/spec/lib/status_filter_spec.rb
+++ b/spec/lib/status_filter_spec.rb
@@ -10,7 +10,7 @@ describe StatusFilter do
       subject { described_class.new(status, nil) }
 
       context 'when there are no connections' do
-        it { is_expected.not_to be_filtered }
+        it { is_expected.to_not be_filtered }
       end
 
       context 'when status account is silenced' do
@@ -31,11 +31,12 @@ describe StatusFilter do
     end
 
     context 'with real account' do
-      let(:account) { Fabricate(:account) }
       subject { described_class.new(status, account) }
 
+      let(:account) { Fabricate(:account) }
+
       context 'when there are no connections' do
-        it { is_expected.not_to be_filtered }
+        it { is_expected.to_not be_filtered }
       end
 
       context 'when status account is blocked' do
diff --git a/spec/lib/status_reach_finder_spec.rb b/spec/lib/status_reach_finder_spec.rb
index f0c22b165..785ce28a0 100644
--- a/spec/lib/status_reach_finder_spec.rb
+++ b/spec/lib/status_reach_finder_spec.rb
@@ -5,13 +5,13 @@ require 'rails_helper'
 describe StatusReachFinder do
   describe '#inboxes' do
     context 'for a local status' do
+      subject { described_class.new(status) }
+
       let(:parent_status) { nil }
       let(:visibility) { :public }
       let(:alice) { Fabricate(:account, username: 'alice') }
       let(:status) { Fabricate(:status, account: alice, thread: parent_status, visibility: visibility) }
 
-      subject { described_class.new(status) }
-
       context 'when it contains mentions of remote accounts' do
         let(:bob) { Fabricate(:account, username: 'bob', domain: 'foo.bar', protocol: :activitypub, inbox_url: 'https://foo.bar/inbox') }
 
diff --git a/spec/lib/suspicious_sign_in_detector_spec.rb b/spec/lib/suspicious_sign_in_detector_spec.rb
index 101a18aa0..c61b1ef1e 100644
--- a/spec/lib/suspicious_sign_in_detector_spec.rb
+++ b/spec/lib/suspicious_sign_in_detector_spec.rb
@@ -1,13 +1,15 @@
+# frozen_string_literal: true
+
 require 'rails_helper'
 
 RSpec.describe SuspiciousSignInDetector do
   describe '#suspicious?' do
+    subject { described_class.new(user).suspicious?(request) }
+
     let(:user) { Fabricate(:user, current_sign_in_at: 1.day.ago) }
     let(:request) { double(remote_ip: remote_ip) }
     let(:remote_ip) { nil }
 
-    subject { described_class.new(user).suspicious?(request) }
-
     context 'when user has 2FA enabled' do
       before do
         user.update!(otp_required_for_login: true)
diff --git a/spec/lib/tag_manager_spec.rb b/spec/lib/tag_manager_spec.rb
index cd9fb936c..8de290541 100644
--- a/spec/lib/tag_manager_spec.rb
+++ b/spec/lib/tag_manager_spec.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 require 'rails_helper'
 
 RSpec.describe TagManager do
@@ -14,15 +16,15 @@ RSpec.describe TagManager do
     end
 
     it 'returns true for nil' do
-      expect(TagManager.instance.local_domain?(nil)).to eq true
+      expect(TagManager.instance.local_domain?(nil)).to be true
     end
 
     it 'returns true if the slash-stripped string equals to local domain' do
-      expect(TagManager.instance.local_domain?('DoMaIn.Example.com/')).to eq true
+      expect(TagManager.instance.local_domain?('DoMaIn.Example.com/')).to be true
     end
 
     it 'returns false for irrelevant string' do
-      expect(TagManager.instance.local_domain?('DoMaIn.Example.com!')).to eq false
+      expect(TagManager.instance.local_domain?('DoMaIn.Example.com!')).to be false
     end
   end
 
@@ -39,21 +41,21 @@ RSpec.describe TagManager do
     end
 
     it 'returns true for nil' do
-      expect(TagManager.instance.web_domain?(nil)).to eq true
+      expect(TagManager.instance.web_domain?(nil)).to be true
     end
 
     it 'returns true if the slash-stripped string equals to web domain' do
-      expect(TagManager.instance.web_domain?('DoMaIn.Example.com/')).to eq true
+      expect(TagManager.instance.web_domain?('DoMaIn.Example.com/')).to be true
     end
 
     it 'returns false for string with irrelevant characters' do
-      expect(TagManager.instance.web_domain?('DoMaIn.Example.com!')).to eq false
+      expect(TagManager.instance.web_domain?('DoMaIn.Example.com!')).to be false
     end
   end
 
   describe '#normalize_domain' do
     it 'returns nil if the given parameter is nil' do
-      expect(TagManager.instance.normalize_domain(nil)).to eq nil
+      expect(TagManager.instance.normalize_domain(nil)).to be_nil
     end
 
     it 'returns normalized domain' do
@@ -70,17 +72,17 @@ RSpec.describe TagManager do
 
     it 'returns true if the normalized string with port is local URL' do
       Rails.configuration.x.web_domain = 'domain.example.com:42'
-      expect(TagManager.instance.local_url?('https://DoMaIn.Example.com:42/')).to eq true
+      expect(TagManager.instance.local_url?('https://DoMaIn.Example.com:42/')).to be true
     end
 
     it 'returns true if the normalized string without port is local URL' do
       Rails.configuration.x.web_domain = 'domain.example.com'
-      expect(TagManager.instance.local_url?('https://DoMaIn.Example.com/')).to eq true
+      expect(TagManager.instance.local_url?('https://DoMaIn.Example.com/')).to be true
     end
 
     it 'returns false for string with irrelevant characters' do
       Rails.configuration.x.web_domain = 'domain.example.com'
-      expect(TagManager.instance.local_url?('https://domain.example.net/')).to eq false
+      expect(TagManager.instance.local_url?('https://domain.example.net/')).to be false
     end
   end
 end
diff --git a/spec/lib/text_formatter_spec.rb b/spec/lib/text_formatter_spec.rb
index 52a9d2498..3417b450c 100644
--- a/spec/lib/text_formatter_spec.rb
+++ b/spec/lib/text_formatter_spec.rb
@@ -1,16 +1,18 @@
+# frozen_string_literal: true
+
 require 'rails_helper'
 
 RSpec.describe TextFormatter do
   describe '#to_s' do
-    let(:preloaded_accounts) { nil }
-
     subject { described_class.new(text, preloaded_accounts: preloaded_accounts).to_s }
 
+    let(:preloaded_accounts) { nil }
+
     context 'given text containing plain text' do
       let(:text) { 'text' }
 
       it 'paragraphizes the text' do
-        is_expected.to eq '<p>text</p>'
+        expect(subject).to eq '<p>text</p>'
       end
     end
 
@@ -18,7 +20,7 @@ RSpec.describe TextFormatter do
       let(:text) { "line\nfeed" }
 
       it 'removes line feeds' do
-        is_expected.not_to include "\n"
+        expect(subject).to_not include "\n"
       end
     end
 
@@ -27,7 +29,7 @@ RSpec.describe TextFormatter do
       let(:text) { '@alice' }
 
       it 'creates a mention link' do
-        is_expected.to include '<a href="https://cb6e6126.ngrok.io/@alice" class="u-url mention">@<span>alice</span></a></span>'
+        expect(subject).to include '<a href="https://cb6e6126.ngrok.io/@alice" class="u-url mention">@<span>alice</span></a></span>'
       end
     end
 
@@ -36,7 +38,7 @@ RSpec.describe TextFormatter do
       let(:text) { '@alice' }
 
       it 'does not create a mention link' do
-        is_expected.to include '@alice'
+        expect(subject).to include '@alice'
       end
     end
 
@@ -44,7 +46,7 @@ RSpec.describe TextFormatter do
       let(:text) { 'https://hackernoon.com/the-power-to-build-communities-a-response-to-mark-zuckerberg-3f2cac9148a4' }
 
       it 'matches the full URL' do
-        is_expected.to include 'href="https://hackernoon.com/the-power-to-build-communities-a-response-to-mark-zuckerberg-3f2cac9148a4"'
+        expect(subject).to include 'href="https://hackernoon.com/the-power-to-build-communities-a-response-to-mark-zuckerberg-3f2cac9148a4"'
       end
     end
 
@@ -52,7 +54,7 @@ RSpec.describe TextFormatter do
       let(:text) { 'http://google.com' }
 
       it 'matches the full URL' do
-        is_expected.to include 'href="http://google.com"'
+        expect(subject).to include 'href="http://google.com"'
       end
     end
 
@@ -60,7 +62,7 @@ RSpec.describe TextFormatter do
       let(:text) { 'http://example.gay' }
 
       it 'matches the full URL' do
-        is_expected.to include 'href="http://example.gay"'
+        expect(subject).to include 'href="http://example.gay"'
       end
     end
 
@@ -68,11 +70,11 @@ RSpec.describe TextFormatter do
       let(:text) { 'https://nic.みんな/' }
 
       it 'matches the full URL' do
-        is_expected.to include 'href="https://nic.みんな/"'
+        expect(subject).to include 'href="https://nic.みんな/"'
       end
 
       it 'has display URL' do
-        is_expected.to include '<span class="">nic.みんな/</span>'
+        expect(subject).to include '<span class="">nic.みんな/</span>'
       end
     end
 
@@ -80,7 +82,7 @@ RSpec.describe TextFormatter do
       let(:text) { 'http://www.mcmansionhell.com/post/156408871451/50-states-of-mcmansion-hell-scottsdale-arizona. ' }
 
       it 'matches the full URL but not the period' do
-        is_expected.to include 'href="http://www.mcmansionhell.com/post/156408871451/50-states-of-mcmansion-hell-scottsdale-arizona"'
+        expect(subject).to include 'href="http://www.mcmansionhell.com/post/156408871451/50-states-of-mcmansion-hell-scottsdale-arizona"'
       end
     end
 
@@ -88,7 +90,7 @@ RSpec.describe TextFormatter do
       let(:text) { '(http://google.com/)' }
 
       it 'matches the full URL but not the parentheses' do
-        is_expected.to include 'href="http://google.com/"'
+        expect(subject).to include 'href="http://google.com/"'
       end
     end
 
@@ -96,7 +98,7 @@ RSpec.describe TextFormatter do
       let(:text) { 'http://www.google.com!' }
 
       it 'matches the full URL but not the exclamation point' do
-        is_expected.to include 'href="http://www.google.com"'
+        expect(subject).to include 'href="http://www.google.com"'
       end
     end
 
@@ -104,7 +106,7 @@ RSpec.describe TextFormatter do
       let(:text) { "http://www.google.com'" }
 
       it 'matches the full URL but not the single quote' do
-        is_expected.to include 'href="http://www.google.com"'
+        expect(subject).to include 'href="http://www.google.com"'
       end
     end
 
@@ -112,7 +114,7 @@ RSpec.describe TextFormatter do
       let(:text) { 'http://www.google.com>' }
 
       it 'matches the full URL but not the angle bracket' do
-        is_expected.to include 'href="http://www.google.com"'
+        expect(subject).to include 'href="http://www.google.com"'
       end
     end
 
@@ -121,7 +123,7 @@ RSpec.describe TextFormatter do
         let(:text) { 'https://www.ruby-toolbox.com/search?utf8=%E2%9C%93&q=autolink' }
 
         it 'matches the full URL' do
-          is_expected.to include 'href="https://www.ruby-toolbox.com/search?utf8=%E2%9C%93&amp;q=autolink"'
+          expect(subject).to include 'href="https://www.ruby-toolbox.com/search?utf8=%E2%9C%93&amp;q=autolink"'
         end
       end
 
@@ -129,7 +131,7 @@ RSpec.describe TextFormatter do
         let(:text) { 'https://www.ruby-toolbox.com/search?utf8=✓&q=autolink' }
 
         it 'matches the full URL' do
-          is_expected.to include 'href="https://www.ruby-toolbox.com/search?utf8=✓&amp;q=autolink"'
+          expect(subject).to include 'href="https://www.ruby-toolbox.com/search?utf8=✓&amp;q=autolink"'
         end
       end
 
@@ -137,7 +139,7 @@ RSpec.describe TextFormatter do
         let(:text) { 'https://www.ruby-toolbox.com/search?utf8=✓' }
 
         it 'matches the full URL' do
-          is_expected.to include 'href="https://www.ruby-toolbox.com/search?utf8=✓"'
+          expect(subject).to include 'href="https://www.ruby-toolbox.com/search?utf8=✓"'
         end
       end
 
@@ -145,7 +147,7 @@ RSpec.describe TextFormatter do
         let(:text) { 'https://www.ruby-toolbox.com/search?utf8=%E2%9C%93&utf81=✓&q=autolink' }
 
         it 'preserves escaped unicode characters' do
-          is_expected.to include 'href="https://www.ruby-toolbox.com/search?utf8=%E2%9C%93&amp;utf81=✓&amp;q=autolink"'
+          expect(subject).to include 'href="https://www.ruby-toolbox.com/search?utf8=%E2%9C%93&amp;utf81=✓&amp;q=autolink"'
         end
       end
     end
@@ -154,7 +156,7 @@ RSpec.describe TextFormatter do
       let(:text) { 'https://en.wikipedia.org/wiki/Diaspora_(software)' }
 
       it 'matches the full URL' do
-        is_expected.to include 'href="https://en.wikipedia.org/wiki/Diaspora_(software)"'
+        expect(subject).to include 'href="https://en.wikipedia.org/wiki/Diaspora_(software)"'
       end
     end
 
@@ -162,7 +164,7 @@ RSpec.describe TextFormatter do
       let(:text) { '"https://example.com/"' }
 
       it 'does not match the quotation marks' do
-        is_expected.to include 'href="https://example.com/"'
+        expect(subject).to include 'href="https://example.com/"'
       end
     end
 
@@ -170,7 +172,7 @@ RSpec.describe TextFormatter do
       let(:text) { '<https://example.com/>' }
 
       it 'does not match the angle brackets' do
-        is_expected.to include 'href="https://example.com/"'
+        expect(subject).to include 'href="https://example.com/"'
       end
     end
 
@@ -178,7 +180,7 @@ RSpec.describe TextFormatter do
       let(:text) { 'https://ja.wikipedia.org/wiki/日本' }
 
       it 'matches the full URL' do
-        is_expected.to include 'href="https://ja.wikipedia.org/wiki/日本"'
+        expect(subject).to include 'href="https://ja.wikipedia.org/wiki/日本"'
       end
     end
 
@@ -186,7 +188,7 @@ RSpec.describe TextFormatter do
       let(:text) { 'https://ko.wikipedia.org/wiki/대한민국' }
 
       it 'matches the full URL' do
-        is_expected.to include 'href="https://ko.wikipedia.org/wiki/대한민국"'
+        expect(subject).to include 'href="https://ko.wikipedia.org/wiki/대한민국"'
       end
     end
 
@@ -194,7 +196,7 @@ RSpec.describe TextFormatter do
       let(:text) { 'https://example.com/　abc123' }
 
       it 'does not match the full-width space' do
-        is_expected.to include 'href="https://example.com/"'
+        expect(subject).to include 'href="https://example.com/"'
       end
     end
 
@@ -202,7 +204,7 @@ RSpec.describe TextFormatter do
       let(:text) { '「[https://example.org/」' }
 
       it 'does not match the quotation marks' do
-        is_expected.to include 'href="https://example.org/"'
+        expect(subject).to include 'href="https://example.org/"'
       end
     end
 
@@ -210,7 +212,7 @@ RSpec.describe TextFormatter do
       let(:text) { 'https://baike.baidu.com/item/中华人民共和国' }
 
       it 'matches the full URL' do
-        is_expected.to include 'href="https://baike.baidu.com/item/中华人民共和国"'
+        expect(subject).to include 'href="https://baike.baidu.com/item/中华人民共和国"'
       end
     end
 
@@ -218,31 +220,31 @@ RSpec.describe TextFormatter do
       let(:text) { 'https://zh.wikipedia.org/wiki/臺灣' }
 
       it 'matches the full URL' do
-        is_expected.to include 'href="https://zh.wikipedia.org/wiki/臺灣"'
+        expect(subject).to include 'href="https://zh.wikipedia.org/wiki/臺灣"'
       end
     end
 
     context 'given a URL containing unsafe code (XSS attack, visible part)' do
-      let(:text) { %q{http://example.com/b<del>b</del>} }
+      let(:text) { 'http://example.com/b<del>b</del>' }
 
       it 'does not include the HTML in the URL' do
-        is_expected.to include '"http://example.com/b"'
+        expect(subject).to include '"http://example.com/b"'
       end
 
       it 'escapes the HTML' do
-        is_expected.to include '&lt;del&gt;b&lt;/del&gt;'
+        expect(subject).to include '&lt;del&gt;b&lt;/del&gt;'
       end
     end
 
     context 'given a URL containing unsafe code (XSS attack, invisible part)' do
-      let(:text) { %q{http://example.com/blahblahblahblah/a<script>alert("Hello")</script>} }
+      let(:text) { 'http://example.com/blahblahblahblah/a<script>alert("Hello")</script>' }
 
       it 'does not include the HTML in the URL' do
-        is_expected.to include '"http://example.com/blahblahblahblah/a"'
+        expect(subject).to include '"http://example.com/blahblahblahblah/a"'
       end
 
       it 'escapes the HTML' do
-        is_expected.to include '&lt;script&gt;alert(&quot;Hello&quot;)&lt;/script&gt;'
+        expect(subject).to include '&lt;script&gt;alert(&quot;Hello&quot;)&lt;/script&gt;'
       end
     end
 
@@ -250,7 +252,7 @@ RSpec.describe TextFormatter do
       let(:text) { '<script>alert("Hello")</script>' }
 
       it 'escapes the HTML' do
-        is_expected.to include '<p>&lt;script&gt;alert(&quot;Hello&quot;)&lt;/script&gt;</p>'
+        expect(subject).to include '<p>&lt;script&gt;alert(&quot;Hello&quot;)&lt;/script&gt;</p>'
       end
     end
 
@@ -258,7 +260,7 @@ RSpec.describe TextFormatter do
       let(:text) { %q{<img src="javascript:alert('XSS');">} }
 
       it 'escapes the HTML' do
-        is_expected.to include '<p>&lt;img src=&quot;javascript:alert(&#39;XSS&#39;);&quot;&gt;</p>'
+        expect(subject).to include '<p>&lt;img src=&quot;javascript:alert(&#39;XSS&#39;);&quot;&gt;</p>'
       end
     end
 
@@ -266,7 +268,7 @@ RSpec.describe TextFormatter do
       let(:text) { 'http://www\.google\.com' }
 
       it 'outputs the raw URL' do
-        is_expected.to eq '<p>http://www\.google\.com</p>'
+        expect(subject).to eq '<p>http://www\.google\.com</p>'
       end
     end
 
@@ -274,7 +276,7 @@ RSpec.describe TextFormatter do
       let(:text)  { '#hashtag' }
 
       it 'creates a hashtag link' do
-        is_expected.to include '/tags/hashtag" class="mention hashtag" rel="tag">#<span>hashtag</span></a>'
+        expect(subject).to include '/tags/hashtag" class="mention hashtag" rel="tag">#<span>hashtag</span></a>'
       end
     end
 
@@ -282,7 +284,7 @@ RSpec.describe TextFormatter do
       let(:text)  { '#hashtagタグ' }
 
       it 'creates a hashtag link' do
-        is_expected.to include '/tags/hashtag%E3%82%BF%E3%82%B0" class="mention hashtag" rel="tag">#<span>hashtagタグ</span></a>'
+        expect(subject).to include '/tags/hashtag%E3%82%BF%E3%82%B0" class="mention hashtag" rel="tag">#<span>hashtagタグ</span></a>'
       end
     end
 
@@ -290,7 +292,7 @@ RSpec.describe TextFormatter do
       let(:text) { 'xmpp:user@instance.com' }
 
       it 'matches the full URI' do
-        is_expected.to include 'href="xmpp:user@instance.com"'
+        expect(subject).to include 'href="xmpp:user@instance.com"'
       end
     end
 
@@ -298,7 +300,7 @@ RSpec.describe TextFormatter do
       let(:text) { 'please join xmpp:muc@instance.com?join right now' }
 
       it 'matches the full URI' do
-        is_expected.to include 'href="xmpp:muc@instance.com?join"'
+        expect(subject).to include 'href="xmpp:muc@instance.com?join"'
       end
     end
 
@@ -306,7 +308,7 @@ RSpec.describe TextFormatter do
       let(:text) { 'wikipedia gives this example of a magnet uri: magnet:?xt=urn:btih:c12fe1c06bba254a9dc9f519b335aa7c1367a88a' }
 
       it 'matches the full URI' do
-        is_expected.to include 'href="magnet:?xt=urn:btih:c12fe1c06bba254a9dc9f519b335aa7c1367a88a"'
+        expect(subject).to include 'href="magnet:?xt=urn:btih:c12fe1c06bba254a9dc9f519b335aa7c1367a88a"'
       end
     end
   end
diff --git a/spec/lib/translation_service/deepl_spec.rb b/spec/lib/translation_service/deepl_spec.rb
new file mode 100644
index 000000000..2363f8f13
--- /dev/null
+++ b/spec/lib/translation_service/deepl_spec.rb
@@ -0,0 +1,82 @@
+# frozen_string_literal: true
+
+require 'rails_helper'
+
+RSpec.describe TranslationService::DeepL do
+  subject(:service) { described_class.new(plan, 'my-api-key') }
+
+  let(:plan) { 'advanced' }
+
+  before do
+    stub_request(:get, 'https://api.deepl.com/v2/languages?type=source').to_return(
+      body: '[{"language":"EN","name":"English"},{"language":"UK","name":"Ukrainian"}]'
+    )
+    stub_request(:get, 'https://api.deepl.com/v2/languages?type=target').to_return(
+      body: '[{"language":"EN-GB","name":"English (British)"},{"language":"ZH","name":"Chinese"}]'
+    )
+  end
+
+  describe '#translate' do
+    it 'returns translation with specified source language' do
+      stub_request(:post, 'https://api.deepl.com/v2/translate')
+        .with(body: 'text=Hasta+la+vista&source_lang=ES&target_lang=en&tag_handling=html')
+        .to_return(body: '{"translations":[{"detected_source_language":"ES","text":"See you soon"}]}')
+
+      translation = service.translate('Hasta la vista', 'es', 'en')
+      expect(translation.detected_source_language).to eq 'es'
+      expect(translation.provider).to eq 'DeepL.com'
+      expect(translation.text).to eq 'See you soon'
+    end
+
+    it 'returns translation with auto-detected source language' do
+      stub_request(:post, 'https://api.deepl.com/v2/translate')
+        .with(body: 'text=Guten+Tag&source_lang&target_lang=en&tag_handling=html')
+        .to_return(body: '{"translations":[{"detected_source_language":"DE","text":"Good Morning"}]}')
+
+      translation = service.translate('Guten Tag', nil, 'en')
+      expect(translation.detected_source_language).to eq 'de'
+      expect(translation.provider).to eq 'DeepL.com'
+      expect(translation.text).to eq 'Good Morning'
+    end
+  end
+
+  describe '#languages' do
+    it 'returns source languages' do
+      expect(service.languages.keys).to eq [nil, 'en', 'uk']
+    end
+
+    it 'returns target languages for each source language' do
+      expect(service.languages['en']).to eq %w(pt en-GB zh)
+      expect(service.languages['uk']).to eq %w(en pt en-GB zh)
+    end
+
+    it 'returns target languages for auto-detection' do
+      expect(service.languages[nil]).to eq %w(en pt en-GB zh)
+    end
+  end
+
+  describe '#request' do
+    before do
+      stub_request(:any, //)
+      # rubocop:disable Lint/EmptyBlock
+      service.send(:request, :get, '/v2/languages') { |res| }
+      # rubocop:enable Lint/EmptyBlock
+    end
+
+    it 'uses paid plan base URL' do
+      expect(a_request(:get, 'https://api.deepl.com/v2/languages')).to have_been_made.once
+    end
+
+    context 'with free plan' do
+      let(:plan) { 'free' }
+
+      it 'uses free plan base URL' do
+        expect(a_request(:get, 'https://api-free.deepl.com/v2/languages')).to have_been_made.once
+      end
+    end
+
+    it 'sends API key' do
+      expect(a_request(:get, 'https://api.deepl.com/v2/languages').with(headers: { Authorization: 'DeepL-Auth-Key my-api-key' })).to have_been_made.once
+    end
+  end
+end
diff --git a/spec/lib/translation_service/libre_translate_spec.rb b/spec/lib/translation_service/libre_translate_spec.rb
new file mode 100644
index 000000000..fbd726a7e
--- /dev/null
+++ b/spec/lib/translation_service/libre_translate_spec.rb
@@ -0,0 +1,54 @@
+# frozen_string_literal: true
+
+require 'rails_helper'
+
+RSpec.describe TranslationService::LibreTranslate do
+  subject(:service) { described_class.new('https://libretranslate.example.com', 'my-api-key') }
+
+  before do
+    stub_request(:get, 'https://libretranslate.example.com/languages').to_return(
+      body: '[{"code": "en","name": "English","targets": ["de","en","es"]},{"code": "da","name": "Danish","targets": ["en","pt"]}]'
+    )
+  end
+
+  describe '#languages' do
+    subject(:languages) { service.languages }
+
+    it 'returns source languages' do
+      expect(languages.keys).to eq ['en', 'da', nil]
+    end
+
+    it 'returns target languages for each source language' do
+      expect(languages['en']).to eq %w(de es)
+      expect(languages['da']).to eq %w(en pt)
+    end
+
+    it 'returns target languages for auto-detected language' do
+      expect(languages[nil]).to eq %w(de en es pt)
+    end
+  end
+
+  describe '#translate' do
+    it 'returns translation with specified source language' do
+      stub_request(:post, 'https://libretranslate.example.com/translate')
+        .with(body: '{"q":"Hasta la vista","source":"es","target":"en","format":"html","api_key":"my-api-key"}')
+        .to_return(body: '{"translatedText": "See you"}')
+
+      translation = service.translate('Hasta la vista', 'es', 'en')
+      expect(translation.detected_source_language).to eq 'es'
+      expect(translation.provider).to eq 'LibreTranslate'
+      expect(translation.text).to eq 'See you'
+    end
+
+    it 'returns translation with auto-detected source language' do
+      stub_request(:post, 'https://libretranslate.example.com/translate')
+        .with(body: '{"q":"Guten Morgen","source":"auto","target":"en","format":"html","api_key":"my-api-key"}')
+        .to_return(body: '{"detectedLanguage":{"confidence":92,"language":"de"},"translatedText":"Good morning"}')
+
+      translation = service.translate('Guten Morgen', nil, 'en')
+      expect(translation.detected_source_language).to be_nil
+      expect(translation.provider).to eq 'LibreTranslate'
+      expect(translation.text).to eq 'Good morning'
+    end
+  end
+end
diff --git a/spec/lib/user_settings_decorator_spec.rb b/spec/lib/user_settings_decorator_spec.rb
deleted file mode 100644
index 462c5b124..000000000
--- a/spec/lib/user_settings_decorator_spec.rb
+++ /dev/null
@@ -1,84 +0,0 @@
-# frozen_string_literal: true
-
-require 'rails_helper'
-
-describe UserSettingsDecorator do
-  describe 'update' do
-    let(:user) { Fabricate(:user) }
-    let(:settings) { described_class.new(user) }
-
-    it 'updates the user settings value for email notifications' do
-      values = { 'notification_emails' => { 'follow' => '1' } }
-
-      settings.update(values)
-      expect(user.settings['notification_emails']['follow']).to eq true
-    end
-
-    it 'updates the user settings value for interactions' do
-      values = { 'interactions' => { 'must_be_follower' => '0' } }
-
-      settings.update(values)
-      expect(user.settings['interactions']['must_be_follower']).to eq false
-    end
-
-    it 'updates the user settings value for privacy' do
-      values = { 'setting_default_privacy' => 'public' }
-
-      settings.update(values)
-      expect(user.settings['default_privacy']).to eq 'public'
-    end
-
-    it 'updates the user settings value for sensitive' do
-      values = { 'setting_default_sensitive' => '1' }
-
-      settings.update(values)
-      expect(user.settings['default_sensitive']).to eq true
-    end
-
-    it 'updates the user settings value for unfollow modal' do
-      values = { 'setting_unfollow_modal' => '0' }
-
-      settings.update(values)
-      expect(user.settings['unfollow_modal']).to eq false
-    end
-
-    it 'updates the user settings value for boost modal' do
-      values = { 'setting_boost_modal' => '1' }
-
-      settings.update(values)
-      expect(user.settings['boost_modal']).to eq true
-    end
-
-    it 'updates the user settings value for delete toot modal' do
-      values = { 'setting_delete_modal' => '0' }
-
-      settings.update(values)
-      expect(user.settings['delete_modal']).to eq false
-    end
-
-    it 'updates the user settings value for gif auto play' do
-      values = { 'setting_auto_play_gif' => '0' }
-
-      settings.update(values)
-      expect(user.settings['auto_play_gif']).to eq false
-    end
-
-    it 'updates the user settings value for system font in UI' do
-      values = { 'setting_system_font_ui' => '0' }
-
-      settings.update(values)
-      expect(user.settings['system_font_ui']).to eq false
-    end
-
-    it 'decoerces setting values before applying' do
-      values = {
-        'setting_delete_modal' => 'false',
-        'setting_boost_modal' => 'true',
-      }
-
-      settings.update(values)
-      expect(user.settings['delete_modal']).to eq false
-      expect(user.settings['boost_modal']).to eq true
-    end
-  end
-end
diff --git a/spec/lib/vacuum/access_tokens_vacuum_spec.rb b/spec/lib/vacuum/access_tokens_vacuum_spec.rb
index 0244c3449..6b7234065 100644
--- a/spec/lib/vacuum/access_tokens_vacuum_spec.rb
+++ b/spec/lib/vacuum/access_tokens_vacuum_spec.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 require 'rails_helper'
 
 RSpec.describe Vacuum::AccessTokensVacuum do
diff --git a/spec/lib/vacuum/backups_vacuum_spec.rb b/spec/lib/vacuum/backups_vacuum_spec.rb
index 4e2de083f..867dbe402 100644
--- a/spec/lib/vacuum/backups_vacuum_spec.rb
+++ b/spec/lib/vacuum/backups_vacuum_spec.rb
@@ -1,10 +1,12 @@
+# frozen_string_literal: true
+
 require 'rails_helper'
 
 RSpec.describe Vacuum::BackupsVacuum do
-  let(:retention_period) { 7.days }
-
   subject { described_class.new(retention_period) }
 
+  let(:retention_period) { 7.days }
+
   describe '#perform' do
     let!(:expired_backup) { Fabricate(:backup, created_at: (retention_period + 1.day).ago) }
     let!(:current_backup) { Fabricate(:backup) }
diff --git a/spec/lib/vacuum/feeds_vacuum_spec.rb b/spec/lib/vacuum/feeds_vacuum_spec.rb
index 0aec26740..ede1e3c36 100644
--- a/spec/lib/vacuum/feeds_vacuum_spec.rb
+++ b/spec/lib/vacuum/feeds_vacuum_spec.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 require 'rails_helper'
 
 RSpec.describe Vacuum::FeedsVacuum do
diff --git a/spec/lib/vacuum/media_attachments_vacuum_spec.rb b/spec/lib/vacuum/media_attachments_vacuum_spec.rb
index be8458d9b..3c17ecb00 100644
--- a/spec/lib/vacuum/media_attachments_vacuum_spec.rb
+++ b/spec/lib/vacuum/media_attachments_vacuum_spec.rb
@@ -1,10 +1,11 @@
+# frozen_string_literal: true
+
 require 'rails_helper'
 
 RSpec.describe Vacuum::MediaAttachmentsVacuum do
-  let(:retention_period) { 7.days }
-
   subject { described_class.new(retention_period) }
 
+  let(:retention_period) { 7.days }
   let(:remote_status) { Fabricate(:status, account: Fabricate(:account, domain: 'example.com')) }
   let(:local_status) { Fabricate(:status) }
 
diff --git a/spec/lib/vacuum/preview_cards_vacuum_spec.rb b/spec/lib/vacuum/preview_cards_vacuum_spec.rb
index 275f9ba92..c1b7f7e9c 100644
--- a/spec/lib/vacuum/preview_cards_vacuum_spec.rb
+++ b/spec/lib/vacuum/preview_cards_vacuum_spec.rb
@@ -1,10 +1,12 @@
+# frozen_string_literal: true
+
 require 'rails_helper'
 
 RSpec.describe Vacuum::PreviewCardsVacuum do
-  let(:retention_period) { 7.days }
-
   subject { described_class.new(retention_period) }
 
+  let(:retention_period) { 7.days }
+
   describe '#perform' do
     let!(:orphaned_preview_card) { Fabricate(:preview_card, created_at: 2.days.ago) }
     let!(:old_preview_card) { Fabricate(:preview_card, updated_at: (retention_period + 1.day).ago) }
diff --git a/spec/lib/vacuum/statuses_vacuum_spec.rb b/spec/lib/vacuum/statuses_vacuum_spec.rb
index 83f3c5c9f..d5c013950 100644
--- a/spec/lib/vacuum/statuses_vacuum_spec.rb
+++ b/spec/lib/vacuum/statuses_vacuum_spec.rb
@@ -1,12 +1,14 @@
+# frozen_string_literal: true
+
 require 'rails_helper'
 
 RSpec.describe Vacuum::StatusesVacuum do
+  subject { described_class.new(retention_period) }
+
   let(:retention_period) { 7.days }
 
   let(:remote_account) { Fabricate(:account, domain: 'example.com') }
 
-  subject { described_class.new(retention_period) }
-
   describe '#perform' do
     let!(:remote_status_old) { Fabricate(:status, account: remote_account, created_at: (retention_period + 2.days).ago) }
     let!(:remote_status_recent) { Fabricate(:status, account: remote_account, created_at: (retention_period - 2.days).ago) }
diff --git a/spec/lib/vacuum/system_keys_vacuum_spec.rb b/spec/lib/vacuum/system_keys_vacuum_spec.rb
index 565892f02..84cae3041 100644
--- a/spec/lib/vacuum/system_keys_vacuum_spec.rb
+++ b/spec/lib/vacuum/system_keys_vacuum_spec.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 require 'rails_helper'
 
 RSpec.describe Vacuum::SystemKeysVacuum do
diff --git a/spec/lib/webfinger_resource_spec.rb b/spec/lib/webfinger_resource_spec.rb
index 5c7f475d6..8ec6dd205 100644
--- a/spec/lib/webfinger_resource_spec.rb
+++ b/spec/lib/webfinger_resource_spec.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 require 'rails_helper'
 
 describe WebfingerResource do
@@ -14,9 +16,9 @@ describe WebfingerResource do
       it 'raises with a route whose controller is not AccountsController' do
         resource = 'https://example.com/users/alice/other'
 
-        expect {
+        expect do
           WebfingerResource.new(resource).username
-        }.to raise_error(ActiveRecord::RecordNotFound)
+        end.to raise_error(ActiveRecord::RecordNotFound)
       end
 
       it 'raises with a route whose action is not show' do
@@ -29,17 +31,17 @@ describe WebfingerResource do
 
         expect(Rails.application.routes).to receive(:recognize_path).with(resource).and_return(recognized).at_least(:once)
 
-        expect {
+        expect do
           WebfingerResource.new(resource).username
-        }.to raise_error(ActiveRecord::RecordNotFound)
+        end.to raise_error(ActiveRecord::RecordNotFound)
       end
 
       it 'raises with a string that doesnt start with URL' do
         resource = 'website for http://example.com/users/alice/other'
 
-        expect {
+        expect do
           WebfingerResource.new(resource).username
-        }.to raise_error(WebfingerResource::InvalidRequest)
+        end.to raise_error(WebfingerResource::InvalidRequest)
       end
 
       it 'finds the username in a valid https route' do
@@ -68,9 +70,9 @@ describe WebfingerResource do
       it 'raises on a non-local domain' do
         resource = 'user@remote-host.com'
 
-        expect {
+        expect do
           WebfingerResource.new(resource).username
-        }.to raise_error(ActiveRecord::RecordNotFound)
+        end.to raise_error(ActiveRecord::RecordNotFound)
       end
 
       it 'finds username for a local domain' do
@@ -94,17 +96,17 @@ describe WebfingerResource do
       it 'raises on a non-local domain' do
         resource = 'acct:user@remote-host.com'
 
-        expect {
+        expect do
           WebfingerResource.new(resource).username
-        }.to raise_error(ActiveRecord::RecordNotFound)
+        end.to raise_error(ActiveRecord::RecordNotFound)
       end
 
       it 'raises on a nonsense domain' do
         resource = 'acct:user@remote-host@remote-hostess.remote.local@remote'
 
-        expect {
+        expect do
           WebfingerResource.new(resource).username
-        }.to raise_error(ActiveRecord::RecordNotFound)
+        end.to raise_error(ActiveRecord::RecordNotFound)
       end
 
       it 'finds the username for a local account if the domain is the local one' do
@@ -128,9 +130,9 @@ describe WebfingerResource do
       it 'raises InvalidRequest' do
         resource = 'df/:dfkj'
 
-        expect {
+        expect do
           WebfingerResource.new(resource).username
-        }.to raise_error(WebfingerResource::InvalidRequest)
+        end.to raise_error(WebfingerResource::InvalidRequest)
       end
     end
   end
diff --git a/spec/mailers/admin_mailer_spec.rb b/spec/mailers/admin_mailer_spec.rb
index 29fb586a3..132c6c758 100644
--- a/spec/mailers/admin_mailer_spec.rb
+++ b/spec/mailers/admin_mailer_spec.rb
@@ -23,4 +23,66 @@ RSpec.describe AdminMailer, type: :mailer do
       expect(mail.body.encoded).to eq("Mike,\r\n\r\nJohn has reported Mike\r\n\r\nView: https://cb6e6126.ngrok.io/admin/reports/#{report.id}\r\n")
     end
   end
+
+  describe '.new_appeal' do
+    let(:appeal) { Fabricate(:appeal) }
+    let(:recipient) { Fabricate(:account, username: 'Kurt') }
+    let(:mail)      { described_class.new_appeal(recipient, appeal) }
+
+    before do
+      recipient.user.update(locale: :en)
+    end
+
+    it 'renders the headers' do
+      expect(mail.subject).to eq("#{appeal.account.username} is appealing a moderation decision on cb6e6126.ngrok.io")
+      expect(mail.to).to eq [recipient.user_email]
+      expect(mail.from).to eq ['notifications@localhost']
+    end
+
+    it 'renders the body' do
+      expect(mail.body.encoded).to match "#{appeal.account.username} is appealing a moderation decision by #{appeal.strike.account.username}"
+    end
+  end
+
+  describe '.new_pending_account' do
+    let(:recipient) { Fabricate(:account, username: 'Barklums') }
+    let(:user) { Fabricate(:user) }
+    let(:mail) { described_class.new_pending_account(recipient, user) }
+
+    before do
+      recipient.user.update(locale: :en)
+    end
+
+    it 'renders the headers' do
+      expect(mail.subject).to eq("New account up for review on cb6e6126.ngrok.io (#{user.account.username})")
+      expect(mail.to).to eq [recipient.user_email]
+      expect(mail.from).to eq ['notifications@localhost']
+    end
+
+    it 'renders the body' do
+      expect(mail.body.encoded).to match 'The details of the new account are below. You can approve or reject this application.'
+    end
+  end
+
+  describe '.new_trends' do
+    let(:recipient) { Fabricate(:account, username: 'Snurf') }
+    let(:links) { [] }
+    let(:statuses) { [] }
+    let(:tags) { [] }
+    let(:mail) { described_class.new_trends(recipient, links, tags, statuses) }
+
+    before do
+      recipient.user.update(locale: :en)
+    end
+
+    it 'renders the headers' do
+      expect(mail.subject).to eq('New trends up for review on cb6e6126.ngrok.io')
+      expect(mail.to).to eq [recipient.user_email]
+      expect(mail.from).to eq ['notifications@localhost']
+    end
+
+    it 'renders the body' do
+      expect(mail.body.encoded).to match 'The following items need a review before they can be displayed publicly'
+    end
+  end
 end
diff --git a/spec/mailers/notification_mailer_spec.rb b/spec/mailers/notification_mailer_spec.rb
index 29bdc349b..a6db08d85 100644
--- a/spec/mailers/notification_mailer_spec.rb
+++ b/spec/mailers/notification_mailer_spec.rb
@@ -1,4 +1,6 @@
-require "rails_helper"
+# frozen_string_literal: true
+
+require 'rails_helper'
 
 RSpec.describe NotificationMailer, type: :mailer do
   let(:receiver)       { Fabricate(:user) }
@@ -19,69 +21,69 @@ RSpec.describe NotificationMailer, type: :mailer do
     end
   end
 
-  describe "mention" do
+  describe 'mention' do
     let(:mention) { Mention.create!(account: receiver.account, status: foreign_status) }
     let(:mail) { NotificationMailer.mention(receiver.account, Notification.create!(account: receiver.account, activity: mention)) }
 
     include_examples 'localized subject', 'notification_mailer.mention.subject', name: 'bob'
 
-    it "renders the headers" do
-      expect(mail.subject).to eq("You were mentioned by bob")
+    it 'renders the headers' do
+      expect(mail.subject).to eq('You were mentioned by bob')
       expect(mail.to).to eq([receiver.email])
     end
 
-    it "renders the body" do
-      expect(mail.body.encoded).to match("You were mentioned by bob")
+    it 'renders the body' do
+      expect(mail.body.encoded).to match('You were mentioned by bob')
       expect(mail.body.encoded).to include 'The body of the foreign status'
     end
   end
 
-  describe "follow" do
+  describe 'follow' do
     let(:follow) { sender.follow!(receiver.account) }
     let(:mail) { NotificationMailer.follow(receiver.account, Notification.create!(account: receiver.account, activity: follow)) }
 
     include_examples 'localized subject', 'notification_mailer.follow.subject', name: 'bob'
 
-    it "renders the headers" do
-      expect(mail.subject).to eq("bob is now following you")
+    it 'renders the headers' do
+      expect(mail.subject).to eq('bob is now following you')
       expect(mail.to).to eq([receiver.email])
     end
 
-    it "renders the body" do
-      expect(mail.body.encoded).to match("bob is now following you")
+    it 'renders the body' do
+      expect(mail.body.encoded).to match('bob is now following you')
     end
   end
 
-  describe "favourite" do
+  describe 'favourite' do
     let(:favourite) { Favourite.create!(account: sender, status: own_status) }
     let(:mail) { NotificationMailer.favourite(own_status.account, Notification.create!(account: receiver.account, activity: favourite)) }
 
     include_examples 'localized subject', 'notification_mailer.favourite.subject', name: 'bob'
 
-    it "renders the headers" do
-      expect(mail.subject).to eq("bob favourited your post")
+    it 'renders the headers' do
+      expect(mail.subject).to eq('bob favourited your post')
       expect(mail.to).to eq([receiver.email])
     end
 
-    it "renders the body" do
-      expect(mail.body.encoded).to match("Your post was favourited by bob")
+    it 'renders the body' do
+      expect(mail.body.encoded).to match('Your post was favourited by bob')
       expect(mail.body.encoded).to include 'The body of the own status'
     end
   end
 
-  describe "reblog" do
+  describe 'reblog' do
     let(:reblog) { Status.create!(account: sender, reblog: own_status) }
     let(:mail) { NotificationMailer.reblog(own_status.account, Notification.create!(account: receiver.account, activity: reblog)) }
 
     include_examples 'localized subject', 'notification_mailer.reblog.subject', name: 'bob'
 
-    it "renders the headers" do
-      expect(mail.subject).to eq("bob boosted your post")
+    it 'renders the headers' do
+      expect(mail.subject).to eq('bob boosted your post')
       expect(mail.to).to eq([receiver.email])
     end
 
-    it "renders the body" do
-      expect(mail.body.encoded).to match("Your post was boosted by bob")
+    it 'renders the body' do
+      expect(mail.body.encoded).to match('Your post was boosted by bob')
       expect(mail.body.encoded).to include 'The body of the own status'
     end
   end
@@ -98,7 +100,7 @@ RSpec.describe NotificationMailer, type: :mailer do
     end
 
     it 'renders the body' do
-      expect(mail.body.encoded).to match("bob has requested to follow you")
+      expect(mail.body.encoded).to match('bob has requested to follow you')
     end
   end
 end
diff --git a/spec/mailers/previews/admin_mailer_preview.rb b/spec/mailers/previews/admin_mailer_preview.rb
index 0ec9e9882..9572768cd 100644
--- a/spec/mailers/previews/admin_mailer_preview.rb
+++ b/spec/mailers/previews/admin_mailer_preview.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 # Preview all emails at http://localhost:3000/rails/mailers/admin_mailer
 
 class AdminMailerPreview < ActionMailer::Preview
diff --git a/spec/mailers/previews/notification_mailer_preview.rb b/spec/mailers/previews/notification_mailer_preview.rb
index e31445c36..bc41662a1 100644
--- a/spec/mailers/previews/notification_mailer_preview.rb
+++ b/spec/mailers/previews/notification_mailer_preview.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 # Preview all emails at http://localhost:3000/rails/mailers/notification_mailer
 
 class NotificationMailerPreview < ActionMailer::Preview
diff --git a/spec/mailers/previews/user_mailer_preview.rb b/spec/mailers/previews/user_mailer_preview.rb
index 95712e6cf..098c9cd90 100644
--- a/spec/mailers/previews/user_mailer_preview.rb
+++ b/spec/mailers/previews/user_mailer_preview.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 # Preview all emails at http://localhost:3000/rails/mailers/user_mailer
 
 class UserMailerPreview < ActionMailer::Preview
diff --git a/spec/mailers/user_mailer_spec.rb b/spec/mailers/user_mailer_spec.rb
index 2ed33c1e4..30824e7b4 100644
--- a/spec/mailers/user_mailer_spec.rb
+++ b/spec/mailers/user_mailer_spec.rb
@@ -90,8 +90,56 @@ describe UserMailer, type: :mailer do
 
     it 'renders warning notification' do
       receiver.update!(locale: nil)
-      expect(mail.body.encoded).to include I18n.t("user_mailer.warning.title.suspend", acct: receiver.account.acct)
+      expect(mail.body.encoded).to include I18n.t('user_mailer.warning.title.suspend', acct: receiver.account.acct)
       expect(mail.body.encoded).to include strike.text
     end
   end
+
+  describe 'webauthn_credential_deleted' do
+    let(:credential) { Fabricate(:webauthn_credential, user_id: receiver.id) }
+    let(:mail) { UserMailer.webauthn_credential_deleted(receiver, credential) }
+
+    it 'renders webauthn credential deleted notification' do
+      receiver.update!(locale: nil)
+      expect(mail.body.encoded).to include I18n.t('devise.mailer.webauthn_credential.deleted.title')
+    end
+
+    include_examples 'localized subject',
+                     'devise.mailer.webauthn_credential.deleted.subject'
+  end
+
+  describe 'suspicious_sign_in' do
+    let(:ip) { '192.168.0.1' }
+    let(:agent) { 'NCSA_Mosaic/2.0 (Windows 3.1)' }
+    let(:timestamp) { Time.now.utc }
+    let(:mail) { UserMailer.suspicious_sign_in(receiver, ip, agent, timestamp) }
+
+    it 'renders suspicious sign in notification' do
+      receiver.update!(locale: nil)
+      expect(mail.body.encoded).to include I18n.t('user_mailer.suspicious_sign_in.explanation')
+    end
+
+    include_examples 'localized subject',
+                     'user_mailer.suspicious_sign_in.subject'
+  end
+
+  describe 'appeal_approved' do
+    let(:appeal) { Fabricate(:appeal, account: receiver.account, approved_at: Time.now.utc) }
+    let(:mail) { UserMailer.appeal_approved(receiver, appeal) }
+
+    it 'renders appeal_approved notification' do
+      expect(mail.subject).to eq I18n.t('user_mailer.appeal_approved.subject', date: I18n.l(appeal.created_at))
+      expect(mail.body.encoded).to include I18n.t('user_mailer.appeal_approved.title')
+    end
+  end
+
+  describe 'appeal_rejected' do
+    let(:appeal) { Fabricate(:appeal, account: receiver.account, rejected_at: Time.now.utc) }
+    let(:mail) { UserMailer.appeal_rejected(receiver, appeal) }
+
+    it 'renders appeal_rejected notification' do
+      expect(mail.subject).to eq I18n.t('user_mailer.appeal_rejected.subject', date: I18n.l(appeal.created_at))
+      expect(mail.body.encoded).to include I18n.t('user_mailer.appeal_rejected.title')
+    end
+  end
 end
diff --git a/spec/models/account/field_spec.rb b/spec/models/account/field_spec.rb
index 0ac9769bc..6745fbb26 100644
--- a/spec/models/account/field_spec.rb
+++ b/spec/models/account/field_spec.rb
@@ -1,11 +1,13 @@
+# frozen_string_literal: true
+
 require 'rails_helper'
 
 RSpec.describe Account::Field, type: :model do
   describe '#verified?' do
-    let(:account) { double('Account', local?: true) }
-
     subject { described_class.new(account, 'name' => 'Foo', 'value' => 'Bar', 'verified_at' => verified_at) }
 
+    let(:account) { double('Account', local?: true) }
+
     context 'when verified_at is set' do
       let(:verified_at) { Time.now.utc.iso8601 }
 
@@ -24,11 +26,11 @@ RSpec.describe Account::Field, type: :model do
   end
 
   describe '#mark_verified!' do
+    subject { described_class.new(account, original_hash) }
+
     let(:account) { double('Account', local?: true) }
     let(:original_hash) { { 'name' => 'Foo', 'value' => 'Bar' } }
 
-    subject { described_class.new(account, original_hash) }
-
     before do
       subject.mark_verified!
     end
@@ -43,10 +45,10 @@ RSpec.describe Account::Field, type: :model do
   end
 
   describe '#verifiable?' do
-    let(:account) { double('Account', local?: local) }
-
     subject { described_class.new(account, 'name' => 'Foo', 'value' => value) }
 
+    let(:account) { double('Account', local?: local) }
+
     context 'for local accounts' do
       let(:local) { true }
 
@@ -97,7 +99,7 @@ RSpec.describe Account::Field, type: :model do
           expect(subject.verifiable?).to be false
         end
       end
-      
+
       context 'for text which is blank' do
         let(:value) { '' }
 
@@ -149,7 +151,7 @@ RSpec.describe Account::Field, type: :model do
           expect(subject.verifiable?).to be false
         end
       end
-      
+
       context 'for text which is blank' do
         let(:value) { '' }
 
diff --git a/spec/models/account_alias_spec.rb b/spec/models/account_alias_spec.rb
index 27ec215aa..08c3eaff4 100644
--- a/spec/models/account_alias_spec.rb
+++ b/spec/models/account_alias_spec.rb
@@ -1,5 +1,6 @@
+# frozen_string_literal: true
+
 require 'rails_helper'
 
 RSpec.describe AccountAlias, type: :model do
-
 end
diff --git a/spec/models/account_conversation_spec.rb b/spec/models/account_conversation_spec.rb
index 70a76281e..c4e8918ad 100644
--- a/spec/models/account_conversation_spec.rb
+++ b/spec/models/account_conversation_spec.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 require 'rails_helper'
 
 RSpec.describe AccountConversation, type: :model do
diff --git a/spec/models/account_deletion_request_spec.rb b/spec/models/account_deletion_request_spec.rb
index afaecbe22..db332f14c 100644
--- a/spec/models/account_deletion_request_spec.rb
+++ b/spec/models/account_deletion_request_spec.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 require 'rails_helper'
 
 RSpec.describe AccountDeletionRequest, type: :model do
diff --git a/spec/models/account_domain_block_spec.rb b/spec/models/account_domain_block_spec.rb
index 469bc05cb..bc46f44ba 100644
--- a/spec/models/account_domain_block_spec.rb
+++ b/spec/models/account_domain_block_spec.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 require 'rails_helper'
 
 RSpec.describe AccountDomainBlock, type: :model do
@@ -7,7 +9,7 @@ RSpec.describe AccountDomainBlock, type: :model do
 
     AccountDomainBlock.create!(account: account, domain: 'a.domain.blocked.later')
 
-    expect(Rails.cache.exist?("exclude_domains_for:#{account.id}")).to eq false
+    expect(Rails.cache.exist?("exclude_domains_for:#{account.id}")).to be false
   end
 
   it 'removes blocking cache after destruction' do
@@ -17,6 +19,6 @@ RSpec.describe AccountDomainBlock, type: :model do
 
     block.destroy!
 
-    expect(Rails.cache.exist?("exclude_domains_for:#{account.id}")).to eq false
+    expect(Rails.cache.exist?("exclude_domains_for:#{account.id}")).to be false
   end
 end
diff --git a/spec/models/account_filter_spec.rb b/spec/models/account_filter_spec.rb
index c2bd8c220..3032260fe 100644
--- a/spec/models/account_filter_spec.rb
+++ b/spec/models/account_filter_spec.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 require 'rails_helper'
 
 describe AccountFilter do
@@ -16,4 +18,30 @@ describe AccountFilter do
       expect { filter.results }.to raise_error(/wrong/)
     end
   end
+
+  describe 'with origin and by_domain interacting' do
+    let!(:local_account) { Fabricate(:account, domain: nil) }
+    let!(:remote_account_one) { Fabricate(:account, domain: 'example.org') }
+    let(:remote_account_two) { Fabricate(:account, domain: 'other.domain') }
+
+    it 'works with domain first and origin remote' do
+      filter = described_class.new(by_domain: 'example.org', origin: 'remote')
+      expect(filter.results).to match_array [remote_account_one]
+    end
+
+    it 'works with domain last and origin remote' do
+      filter = described_class.new(origin: 'remote', by_domain: 'example.org')
+      expect(filter.results).to match_array [remote_account_one]
+    end
+
+    it 'works with domain first and origin local' do
+      filter = described_class.new(by_domain: 'example.org', origin: 'local')
+      expect(filter.results).to match_array [local_account]
+    end
+
+    it 'works with domain last and origin local' do
+      filter = described_class.new(origin: 'local', by_domain: 'example.org')
+      expect(filter.results).to match_array [remote_account_one]
+    end
+  end
 end
diff --git a/spec/models/account_migration_spec.rb b/spec/models/account_migration_spec.rb
index 5f66fe8da..a91ba5dc5 100644
--- a/spec/models/account_migration_spec.rb
+++ b/spec/models/account_migration_spec.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 require 'rails_helper'
 
 RSpec.describe AccountMigration, type: :model do
diff --git a/spec/models/account_moderation_note_spec.rb b/spec/models/account_moderation_note_spec.rb
index 69bd5500a..b7f5701e6 100644
--- a/spec/models/account_moderation_note_spec.rb
+++ b/spec/models/account_moderation_note_spec.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 require 'rails_helper'
 
 RSpec.describe AccountModerationNote, type: :model do
diff --git a/spec/models/account_spec.rb b/spec/models/account_spec.rb
index 6cd769dc8..ae4e5ee32 100644
--- a/spec/models/account_spec.rb
+++ b/spec/models/account_spec.rb
@@ -1,10 +1,13 @@
+# frozen_string_literal: true
+
 require 'rails_helper'
 
 RSpec.describe Account, type: :model do
   context do
-    let(:bob) { Fabricate(:account, username: 'bob') }
     subject { Fabricate(:account) }
 
+    let(:bob) { Fabricate(:account, username: 'bob') }
+
     describe '#suspend!' do
       it 'marks the account as suspended' do
         subject.suspend!
@@ -30,7 +33,7 @@ RSpec.describe Account, type: :model do
           end
 
           it 'does not raise an error' do
-            expect { subject.suspend! }.not_to raise_error
+            expect { subject.suspend! }.to_not raise_error
           end
         end
       end
@@ -86,14 +89,14 @@ RSpec.describe Account, type: :model do
   end
 
   describe 'Local domain user methods' do
+    subject { Fabricate(:account, domain: nil, username: 'alice') }
+
     around do |example|
       before = Rails.configuration.x.local_domain
       example.run
       Rails.configuration.x.local_domain = before
     end
 
-    subject { Fabricate(:account, domain: nil, username: 'alice') }
-
     describe '#to_webfinger_s' do
       it 'returns a webfinger string for the account' do
         Rails.configuration.x.local_domain = 'example.com'
@@ -159,7 +162,7 @@ RSpec.describe Account, type: :model do
       it 'sets default avatar, header, avatar_remote_url, and header_remote_url' do
         expect(account.avatar_remote_url).to eq 'https://remote.test/invalid_avatar'
         expect(account.header_remote_url).to eq expectation.header_remote_url
-        expect(account.avatar_file_name).to  eq nil
+        expect(account.avatar_file_name).to  be_nil
         expect(account.header_file_name).to  eq expectation.header_file_name
       end
     end
@@ -205,7 +208,7 @@ RSpec.describe Account, type: :model do
       end
 
       it 'calls not ResolveAccountService#call' do
-        expect_any_instance_of(ResolveAccountService).not_to receive(:call).with(acct)
+        expect_any_instance_of(ResolveAccountService).to_not receive(:call).with(acct)
         account.refresh!
       end
     end
@@ -242,13 +245,13 @@ RSpec.describe Account, type: :model do
   end
 
   describe '#favourited?' do
+    subject { Fabricate(:account) }
+
     let(:original_status) do
       author = Fabricate(:account, username: 'original')
       Fabricate(:status, account: author)
     end
 
-    subject { Fabricate(:account) }
-
     context 'when the status is a reblog of another status' do
       let(:original_reblog) do
         author = Fabricate(:account, username: 'original_reblogger')
@@ -258,11 +261,11 @@ RSpec.describe Account, type: :model do
       it 'is true when this account has favourited it' do
         Fabricate(:favourite, status: original_reblog, account: subject)
 
-        expect(subject.favourited?(original_status)).to eq true
+        expect(subject.favourited?(original_status)).to be true
       end
 
       it 'is false when this account has not favourited it' do
-        expect(subject.favourited?(original_status)).to eq false
+        expect(subject.favourited?(original_status)).to be false
       end
     end
 
@@ -270,23 +273,23 @@ RSpec.describe Account, type: :model do
       it 'is true when this account has favourited it' do
         Fabricate(:favourite, status: original_status, account: subject)
 
-        expect(subject.favourited?(original_status)).to eq true
+        expect(subject.favourited?(original_status)).to be true
       end
 
       it 'is false when this account has not favourited it' do
-        expect(subject.favourited?(original_status)).to eq false
+        expect(subject.favourited?(original_status)).to be false
       end
     end
   end
 
   describe '#reblogged?' do
+    subject { Fabricate(:account) }
+
     let(:original_status) do
       author = Fabricate(:account, username: 'original')
       Fabricate(:status, account: author)
     end
 
-    subject { Fabricate(:account) }
-
     context 'when the status is a reblog of another status' do
       let(:original_reblog) do
         author = Fabricate(:account, username: 'original_reblogger')
@@ -296,11 +299,11 @@ RSpec.describe Account, type: :model do
       it 'is true when this account has reblogged it' do
         Fabricate(:status, reblog: original_reblog, account: subject)
 
-        expect(subject.reblogged?(original_reblog)).to eq true
+        expect(subject.reblogged?(original_reblog)).to be true
       end
 
       it 'is false when this account has not reblogged it' do
-        expect(subject.reblogged?(original_reblog)).to eq false
+        expect(subject.reblogged?(original_reblog)).to be false
       end
     end
 
@@ -308,11 +311,11 @@ RSpec.describe Account, type: :model do
       it 'is true when this account has reblogged it' do
         Fabricate(:status, reblog: original_status, account: subject)
 
-        expect(subject.reblogged?(original_status)).to eq true
+        expect(subject.reblogged?(original_status)).to be true
       end
 
       it 'is false when this account has not reblogged it' do
-        expect(subject.reblogged?(original_status)).to eq false
+        expect(subject.reblogged?(original_status)).to be false
       end
     end
   end
@@ -344,9 +347,9 @@ RSpec.describe Account, type: :model do
     before do
       _missing = Fabricate(
         :account,
-        display_name: "Missing",
-        username: "missing",
-        domain: "missing.com"
+        display_name: 'Missing',
+        username: 'missing',
+        domain: 'missing.com'
       )
     end
 
@@ -404,58 +407,58 @@ RSpec.describe Account, type: :model do
     it 'finds accounts with matching display_name' do
       match = Fabricate(
         :account,
-        display_name: "Display Name",
-        username: "username",
-        domain: "example.com"
+        display_name: 'Display Name',
+        username: 'username',
+        domain: 'example.com'
       )
 
-      results = Account.search_for("display")
+      results = Account.search_for('display')
       expect(results).to eq [match]
     end
 
     it 'finds accounts with matching username' do
       match = Fabricate(
         :account,
-        display_name: "Display Name",
-        username: "username",
-        domain: "example.com"
+        display_name: 'Display Name',
+        username: 'username',
+        domain: 'example.com'
       )
 
-      results = Account.search_for("username")
+      results = Account.search_for('username')
       expect(results).to eq [match]
     end
 
     it 'finds accounts with matching domain' do
       match = Fabricate(
         :account,
-        display_name: "Display Name",
-        username: "username",
-        domain: "example.com"
+        display_name: 'Display Name',
+        username: 'username',
+        domain: 'example.com'
       )
 
-      results = Account.search_for("example")
+      results = Account.search_for('example')
       expect(results).to eq [match]
     end
 
     it 'limits by 10 by default' do
-      11.times.each { Fabricate(:account, display_name: "Display Name") }
-      results = Account.search_for("display")
+      11.times.each { Fabricate(:account, display_name: 'Display Name') }
+      results = Account.search_for('display')
       expect(results.size).to eq 10
     end
 
     it 'accepts arbitrary limits' do
-      2.times.each { Fabricate(:account, display_name: "Display Name") }
-      results = Account.search_for("display", limit: 1)
+      2.times.each { Fabricate(:account, display_name: 'Display Name') }
+      results = Account.search_for('display', limit: 1)
       expect(results.size).to eq 1
     end
 
     it 'ranks multiple matches higher' do
       matches = [
-        { username: "username", display_name: "username" },
-        { display_name: "Display Name", username: "username", domain: "example.com" },
+        { username: 'username', display_name: 'username' },
+        { display_name: 'Display Name', username: 'username', domain: 'example.com' },
       ].map(&method(:Fabricate).curry(2).call(:account))
 
-      results = Account.search_for("username")
+      results = Account.search_for('username')
       expect(results).to eq matches
     end
   end
@@ -581,23 +584,23 @@ RSpec.describe Account, type: :model do
     end
 
     it 'limits by 10 by default' do
-      11.times { Fabricate(:account, display_name: "Display Name") }
-      results = Account.advanced_search_for("display", account)
+      11.times { Fabricate(:account, display_name: 'Display Name') }
+      results = Account.advanced_search_for('display', account)
       expect(results.size).to eq 10
     end
 
     it 'accepts arbitrary limits' do
-      2.times { Fabricate(:account, display_name: "Display Name") }
-      results = Account.advanced_search_for("display", account, limit: 1)
+      2.times { Fabricate(:account, display_name: 'Display Name') }
+      results = Account.advanced_search_for('display', account, limit: 1)
       expect(results.size).to eq 1
     end
 
     it 'ranks followed accounts higher' do
-      match = Fabricate(:account, username: "Matching")
-      followed_match = Fabricate(:account, username: "Matcher")
+      match = Fabricate(:account, username: 'Matching')
+      followed_match = Fabricate(:account, username: 'Matcher')
       Fabricate(:follow, account: account, target_account: followed_match)
 
-      results = Account.advanced_search_for("match", account)
+      results = Account.advanced_search_for('match', account)
       expect(results).to eq [followed_match, match]
       expect(results.first.rank).to be > results.last.rank
     end
@@ -701,12 +704,6 @@ RSpec.describe Account, type: :model do
   end
 
   describe 'validations' do
-    it 'has a valid fabricator' do
-      account = Fabricate.build(:account)
-      account.valid?
-      expect(account).to be_valid
-    end
-
     it 'is invalid without a username' do
       account = Fabricate.build(:account, username: nil)
       account.valid?
@@ -810,19 +807,19 @@ RSpec.describe Account, type: :model do
       it 'is valid even if the username is longer than 30 characters' do
         account = Fabricate.build(:account, domain: 'domain', username: Faker::Lorem.characters(number: 31))
         account.valid?
-        expect(account).not_to model_have_error_on_field(:username)
+        expect(account).to_not model_have_error_on_field(:username)
       end
 
       it 'is valid even if the display name is longer than 30 characters' do
         account = Fabricate.build(:account, domain: 'domain', display_name: Faker::Lorem.characters(number: 31))
         account.valid?
-        expect(account).not_to model_have_error_on_field(:display_name)
+        expect(account).to_not model_have_error_on_field(:display_name)
       end
 
       it 'is valid even if the note is longer than 500 characters' do
         account = Fabricate.build(:account, domain: 'domain', note: Faker::Lorem.characters(number: 501))
         account.valid?
-        expect(account).not_to model_have_error_on_field(:note)
+        expect(account).to_not model_have_error_on_field(:note)
       end
     end
   end
@@ -894,7 +891,7 @@ RSpec.describe Account, type: :model do
 
     describe 'partitioned' do
       it 'returns a relation of accounts partitioned by domain' do
-        matches = ['a', 'b', 'a', 'b']
+        matches = %w(a b a b)
         matches.size.times.to_a.shuffle.each do |index|
           matches[index] = Fabricate(:account, domain: matches[index])
         end
@@ -957,7 +954,7 @@ RSpec.describe Account, type: :model do
     # Test disabled because test environment omits autogenerating keys for performance
     xit 'generates keys' do
       account = Account.create!(domain: nil, username: Faker::Internet.user_name(separators: ['_']))
-      expect(account.keypair.private?).to eq true
+      expect(account.keypair.private?).to be true
     end
   end
 
diff --git a/spec/models/account_statuses_cleanup_policy_spec.rb b/spec/models/account_statuses_cleanup_policy_spec.rb
index b01321a20..1b7857547 100644
--- a/spec/models/account_statuses_cleanup_policy_spec.rb
+++ b/spec/models/account_statuses_cleanup_policy_spec.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 require 'rails_helper'
 
 RSpec.describe AccountStatusesCleanupPolicy, type: :model do
@@ -16,16 +18,15 @@ RSpec.describe AccountStatusesCleanupPolicy, type: :model do
     context 'when widening a policy' do
       let!(:account_statuses_cleanup_policy) do
         Fabricate(:account_statuses_cleanup_policy,
-          account: account,
-          keep_direct: true,
-          keep_pinned: true,
-          keep_polls: true,
-          keep_media: true,
-          keep_self_fav: true,
-          keep_self_bookmark: true,
-          min_favs: 1,
-          min_reblogs: 1
-        )
+                  account: account,
+                  keep_direct: true,
+                  keep_pinned: true,
+                  keep_polls: true,
+                  keep_media: true,
+                  keep_self_fav: true,
+                  keep_self_bookmark: true,
+                  min_favs: 1,
+                  min_reblogs: 1)
       end
 
       before do
@@ -35,77 +36,76 @@ RSpec.describe AccountStatusesCleanupPolicy, type: :model do
       it 'invalidates last_inspected when widened because of keep_direct' do
         account_statuses_cleanup_policy.keep_direct = false
         account_statuses_cleanup_policy.save
-        expect(account_statuses_cleanup_policy.last_inspected).to be nil
+        expect(account_statuses_cleanup_policy.last_inspected).to be_nil
       end
 
       it 'invalidates last_inspected when widened because of keep_pinned' do
         account_statuses_cleanup_policy.keep_pinned = false
         account_statuses_cleanup_policy.save
-        expect(account_statuses_cleanup_policy.last_inspected).to be nil
+        expect(account_statuses_cleanup_policy.last_inspected).to be_nil
       end
 
       it 'invalidates last_inspected when widened because of keep_polls' do
         account_statuses_cleanup_policy.keep_polls = false
         account_statuses_cleanup_policy.save
-        expect(account_statuses_cleanup_policy.last_inspected).to be nil
+        expect(account_statuses_cleanup_policy.last_inspected).to be_nil
       end
 
       it 'invalidates last_inspected when widened because of keep_media' do
         account_statuses_cleanup_policy.keep_media = false
         account_statuses_cleanup_policy.save
-        expect(account_statuses_cleanup_policy.last_inspected).to be nil
+        expect(account_statuses_cleanup_policy.last_inspected).to be_nil
       end
 
       it 'invalidates last_inspected when widened because of keep_self_fav' do
         account_statuses_cleanup_policy.keep_self_fav = false
         account_statuses_cleanup_policy.save
-        expect(account_statuses_cleanup_policy.last_inspected).to be nil
+        expect(account_statuses_cleanup_policy.last_inspected).to be_nil
       end
 
       it 'invalidates last_inspected when widened because of keep_self_bookmark' do
         account_statuses_cleanup_policy.keep_self_bookmark = false
         account_statuses_cleanup_policy.save
-        expect(account_statuses_cleanup_policy.last_inspected).to be nil
+        expect(account_statuses_cleanup_policy.last_inspected).to be_nil
       end
 
       it 'invalidates last_inspected when widened because of higher min_favs' do
         account_statuses_cleanup_policy.min_favs = 5
         account_statuses_cleanup_policy.save
-        expect(account_statuses_cleanup_policy.last_inspected).to be nil
+        expect(account_statuses_cleanup_policy.last_inspected).to be_nil
       end
 
       it 'invalidates last_inspected when widened because of disabled min_favs' do
         account_statuses_cleanup_policy.min_favs = nil
         account_statuses_cleanup_policy.save
-        expect(account_statuses_cleanup_policy.last_inspected).to be nil
+        expect(account_statuses_cleanup_policy.last_inspected).to be_nil
       end
 
       it 'invalidates last_inspected when widened because of higher min_reblogs' do
         account_statuses_cleanup_policy.min_reblogs = 5
         account_statuses_cleanup_policy.save
-        expect(account_statuses_cleanup_policy.last_inspected).to be nil
+        expect(account_statuses_cleanup_policy.last_inspected).to be_nil
       end
 
       it 'invalidates last_inspected when widened because of disable min_reblogs' do
         account_statuses_cleanup_policy.min_reblogs = nil
         account_statuses_cleanup_policy.save
-        expect(account_statuses_cleanup_policy.last_inspected).to be nil
+        expect(account_statuses_cleanup_policy.last_inspected).to be_nil
       end
     end
 
     context 'when narrowing a policy' do
       let!(:account_statuses_cleanup_policy) do
         Fabricate(:account_statuses_cleanup_policy,
-          account: account,
-          keep_direct: false,
-          keep_pinned: false,
-          keep_polls: false,
-          keep_media: false,
-          keep_self_fav: false,
-          keep_self_bookmark: false,
-          min_favs: nil,
-          min_reblogs: nil
-        )
+                  account: account,
+                  keep_direct: false,
+                  keep_pinned: false,
+                  keep_polls: false,
+                  keep_media: false,
+                  keep_self_fav: false,
+                  keep_self_bookmark: false,
+                  min_favs: nil,
+                  min_reblogs: nil)
       end
 
       it 'does not unnecessarily invalidate last_inspected' do
@@ -134,9 +134,10 @@ RSpec.describe AccountStatusesCleanupPolicy, type: :model do
   end
 
   describe '#invalidate_last_inspected' do
+    subject { account_statuses_cleanup_policy.invalidate_last_inspected(status, action) }
+
     let(:account_statuses_cleanup_policy) { Fabricate(:account_statuses_cleanup_policy, account: account) }
     let(:status) { Fabricate(:status, id: 10, account: account) }
-    subject { account_statuses_cleanup_policy.invalidate_last_inspected(status, action) }
 
     before do
       account_statuses_cleanup_policy.record_last_inspected(42)
@@ -232,11 +233,11 @@ RSpec.describe AccountStatusesCleanupPolicy, type: :model do
   end
 
   describe '#compute_cutoff_id' do
-    let!(:unrelated_status)  { Fabricate(:status, created_at: 3.years.ago) }
-    let(:account_statuses_cleanup_policy) { Fabricate(:account_statuses_cleanup_policy, account: account) }
-
     subject { account_statuses_cleanup_policy.compute_cutoff_id }
 
+    let!(:unrelated_status) { Fabricate(:status, created_at: 3.years.ago) }
+    let(:account_statuses_cleanup_policy) { Fabricate(:account_statuses_cleanup_policy, account: account) }
+
     context 'when the account has posted multiple toots' do
       let!(:very_old_status)   { Fabricate(:status, created_at: 3.years.ago, account: account) }
       let!(:old_status)        { Fabricate(:status, created_at: 3.weeks.ago, account: account) }
@@ -255,13 +256,15 @@ RSpec.describe AccountStatusesCleanupPolicy, type: :model do
   end
 
   describe '#statuses_to_delete' do
+    subject { account_statuses_cleanup_policy.statuses_to_delete }
+
     let!(:unrelated_status)  { Fabricate(:status, created_at: 3.years.ago) }
     let!(:very_old_status)   { Fabricate(:status, created_at: 3.years.ago, account: account) }
     let!(:pinned_status)     { Fabricate(:status, created_at: 1.year.ago, account: account) }
     let!(:direct_message)    { Fabricate(:status, created_at: 1.year.ago, account: account, visibility: :direct) }
     let!(:self_faved)        { Fabricate(:status, created_at: 1.year.ago, account: account) }
     let!(:self_bookmarked)   { Fabricate(:status, created_at: 1.year.ago, account: account) }
-    let!(:status_with_poll)  { Fabricate(:status, created_at: 1.year.ago, account: account, poll_attributes: { account: account, voters_count: 0, options: ['a', 'b'], expires_in: 2.days }) }
+    let!(:status_with_poll)  { Fabricate(:status, created_at: 1.year.ago, account: account, poll_attributes: { account: account, voters_count: 0, options: %w(a b), expires_in: 2.days }) }
     let!(:status_with_media) { Fabricate(:status, created_at: 1.year.ago, account: account) }
     let!(:faved4)            { Fabricate(:status, created_at: 1.year.ago, account: account) }
     let!(:faved5)            { Fabricate(:status, created_at: 1.year.ago, account: account) }
@@ -276,8 +279,6 @@ RSpec.describe AccountStatusesCleanupPolicy, type: :model do
 
     let(:account_statuses_cleanup_policy) { Fabricate(:account_statuses_cleanup_policy, account: account) }
 
-    subject { account_statuses_cleanup_policy.statuses_to_delete }
-
     before do
       4.times { faved4.increment_count!(:favourites_count) }
       5.times { faved5.increment_count!(:favourites_count) }
@@ -286,11 +287,11 @@ RSpec.describe AccountStatusesCleanupPolicy, type: :model do
     end
 
     context 'when passed a max_id' do
+      subject { account_statuses_cleanup_policy.statuses_to_delete(50, old_status.id).pluck(:id) }
+
       let!(:old_status)               { Fabricate(:status, created_at: 1.year.ago, account: account) }
       let!(:slightly_less_old_status) { Fabricate(:status, created_at: 6.months.ago, account: account) }
 
-      subject { account_statuses_cleanup_policy.statuses_to_delete(50, old_status.id).pluck(:id) }
-
       it 'returns statuses including max_id' do
         expect(subject).to include(old_status.id)
       end
@@ -305,11 +306,11 @@ RSpec.describe AccountStatusesCleanupPolicy, type: :model do
     end
 
     context 'when passed a min_id' do
+      subject { account_statuses_cleanup_policy.statuses_to_delete(50, recent_status.id, old_status.id).pluck(:id) }
+
       let!(:old_status)               { Fabricate(:status, created_at: 1.year.ago, account: account) }
       let!(:slightly_less_old_status) { Fabricate(:status, created_at: 6.months.ago, account: account) }
 
-      subject { account_statuses_cleanup_policy.statuses_to_delete(50, recent_status.id, old_status.id).pluck(:id) }
-
       it 'returns statuses including min_id' do
         expect(subject).to include(old_status.id)
       end
diff --git a/spec/models/account_statuses_filter_spec.rb b/spec/models/account_statuses_filter_spec.rb
index 03f0ffeb0..fa7664d92 100644
--- a/spec/models/account_statuses_filter_spec.rb
+++ b/spec/models/account_statuses_filter_spec.rb
@@ -3,12 +3,12 @@
 require 'rails_helper'
 
 RSpec.describe AccountStatusesFilter do
+  subject { described_class.new(account, current_account, params) }
+
   let(:account) { Fabricate(:account) }
   let(:current_account) { nil }
   let(:params) { {} }
 
-  subject { described_class.new(account, current_account, params) }
-
   def status!(visibility)
     Fabricate(:status, account: account, visibility: visibility)
   end
diff --git a/spec/models/account_warning_preset_spec.rb b/spec/models/account_warning_preset_spec.rb
new file mode 100644
index 000000000..f171df7c9
--- /dev/null
+++ b/spec/models/account_warning_preset_spec.rb
@@ -0,0 +1,17 @@
+# frozen_string_literal: true
+
+require 'rails_helper'
+
+describe AccountWarningPreset do
+  describe 'alphabetical' do
+    let(:first) { Fabricate(:account_warning_preset, title: 'aaa', text: 'aaa') }
+    let(:second) { Fabricate(:account_warning_preset, title: 'bbb', text: 'aaa') }
+    let(:third) { Fabricate(:account_warning_preset, title: 'bbb', text: 'bbb') }
+
+    it 'returns records in order of title and text' do
+      results = described_class.alphabetic
+
+      expect(results).to eq([first, second, third])
+    end
+  end
+end
diff --git a/spec/models/admin/account_action_spec.rb b/spec/models/admin/account_action_spec.rb
index b6a052b76..9f41b7c8e 100644
--- a/spec/models/admin/account_action_spec.rb
+++ b/spec/models/admin/account_action_spec.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 require 'rails_helper'
 
 RSpec.describe Admin::AccountAction, type: :model do
@@ -5,15 +7,16 @@ RSpec.describe Admin::AccountAction, type: :model do
 
   describe '#save!' do
     subject              { account_action.save! }
+
     let(:account)        { Fabricate(:user, role: UserRole.find_by(name: 'Admin')).account }
     let(:target_account) { Fabricate(:account) }
     let(:type)           { 'disable' }
 
     before do
       account_action.assign_attributes(
-        type:            type,
+        type: type,
         current_account: account,
-        target_account:  target_account
+        target_account: target_account
       )
     end
 
diff --git a/spec/models/admin/appeal_filter_spec.rb b/spec/models/admin/appeal_filter_spec.rb
new file mode 100644
index 000000000..e840bc3bc
--- /dev/null
+++ b/spec/models/admin/appeal_filter_spec.rb
@@ -0,0 +1,16 @@
+# frozen_string_literal: true
+
+require 'rails_helper'
+
+describe Admin::AppealFilter do
+  describe '#results' do
+    let(:approved_appeal) { Fabricate(:appeal, approved_at: 10.days.ago) }
+    let(:not_approved_appeal) { Fabricate(:appeal, approved_at: nil) }
+
+    it 'returns filtered appeals' do
+      filter = described_class.new(status: 'approved')
+
+      expect(filter.results).to eq([approved_appeal])
+    end
+  end
+end
diff --git a/spec/models/announcement_mute_spec.rb b/spec/models/announcement_mute_spec.rb
index 9d0e4c903..f4a7a5dc9 100644
--- a/spec/models/announcement_mute_spec.rb
+++ b/spec/models/announcement_mute_spec.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 require 'rails_helper'
 
 RSpec.describe AnnouncementMute, type: :model do
diff --git a/spec/models/announcement_reaction_spec.rb b/spec/models/announcement_reaction_spec.rb
index f6e151584..38095b015 100644
--- a/spec/models/announcement_reaction_spec.rb
+++ b/spec/models/announcement_reaction_spec.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 require 'rails_helper'
 
 RSpec.describe AnnouncementReaction, type: :model do
diff --git a/spec/models/announcement_spec.rb b/spec/models/announcement_spec.rb
index 7f7b647a9..024fa2888 100644
--- a/spec/models/announcement_spec.rb
+++ b/spec/models/announcement_spec.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 require 'rails_helper'
 
 RSpec.describe Announcement, type: :model do
diff --git a/spec/models/appeal_spec.rb b/spec/models/appeal_spec.rb
index 14062dc4f..12373a949 100644
--- a/spec/models/appeal_spec.rb
+++ b/spec/models/appeal_spec.rb
@@ -1,5 +1,38 @@
+# frozen_string_literal: true
+
 require 'rails_helper'
 
-RSpec.describe Appeal, type: :model do
-  pending "add some examples to (or delete) #{__FILE__}"
+describe Appeal do
+  describe 'scopes' do
+    describe 'approved' do
+      let(:approved_appeal) { Fabricate(:appeal, approved_at: 10.days.ago) }
+      let(:not_approved_appeal) { Fabricate(:appeal, approved_at: nil) }
+
+      it 'finds the correct records' do
+        results = described_class.approved
+        expect(results).to eq([approved_appeal])
+      end
+    end
+
+    describe 'rejected' do
+      let(:rejected_appeal) { Fabricate(:appeal, rejected_at: 10.days.ago) }
+      let(:not_rejected_appeal) { Fabricate(:appeal, rejected_at: nil) }
+
+      it 'finds the correct records' do
+        results = described_class.rejected
+        expect(results).to eq([rejected_appeal])
+      end
+    end
+
+    describe 'pending' do
+      let(:approved_appeal) { Fabricate(:appeal, approved_at: 10.days.ago) }
+      let(:rejected_appeal) { Fabricate(:appeal, rejected_at: 10.days.ago) }
+      let(:pending_appeal) { Fabricate(:appeal, rejected_at: nil, approved_at: nil) }
+
+      it 'finds the correct records' do
+        results = described_class.pending
+        expect(results).to eq([pending_appeal])
+      end
+    end
+  end
 end
diff --git a/spec/models/backup_spec.rb b/spec/models/backup_spec.rb
index 45230986d..239e7aef7 100644
--- a/spec/models/backup_spec.rb
+++ b/spec/models/backup_spec.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 require 'rails_helper'
 
 RSpec.describe Backup, type: :model do
diff --git a/spec/models/block_spec.rb b/spec/models/block_spec.rb
index acbdc77f5..6e31786d0 100644
--- a/spec/models/block_spec.rb
+++ b/spec/models/block_spec.rb
@@ -1,12 +1,9 @@
+# frozen_string_literal: true
+
 require 'rails_helper'
 
 RSpec.describe Block, type: :model do
   describe 'validations' do
-    it 'has a valid fabricator' do
-      block = Fabricate.build(:block)
-      expect(block).to be_valid
-    end
-
     it 'is invalid without an account' do
       block = Fabricate.build(:block, account: nil)
       block.valid?
@@ -28,8 +25,8 @@ RSpec.describe Block, type: :model do
 
     Block.create!(account: account, target_account: target_account)
 
-    expect(Rails.cache.exist?("exclude_account_ids_for:#{account.id}")).to eq false
-    expect(Rails.cache.exist?("exclude_account_ids_for:#{target_account.id}")).to eq false
+    expect(Rails.cache.exist?("exclude_account_ids_for:#{account.id}")).to be false
+    expect(Rails.cache.exist?("exclude_account_ids_for:#{target_account.id}")).to be false
   end
 
   it 'removes blocking cache after destruction' do
@@ -41,7 +38,7 @@ RSpec.describe Block, type: :model do
 
     block.destroy!
 
-    expect(Rails.cache.exist?("exclude_account_ids_for:#{account.id}")).to eq false
-    expect(Rails.cache.exist?("exclude_account_ids_for:#{target_account.id}")).to eq false
+    expect(Rails.cache.exist?("exclude_account_ids_for:#{account.id}")).to be false
+    expect(Rails.cache.exist?("exclude_account_ids_for:#{target_account.id}")).to be false
   end
 end
diff --git a/spec/models/canonical_email_block_spec.rb b/spec/models/canonical_email_block_spec.rb
index 8e0050d65..2b3fd6d6a 100644
--- a/spec/models/canonical_email_block_spec.rb
+++ b/spec/models/canonical_email_block_spec.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 require 'rails_helper'
 
 RSpec.describe CanonicalEmailBlock, type: :model do
diff --git a/spec/models/concerns/account_counters_spec.rb b/spec/models/concerns/account_counters_spec.rb
index 4350496e7..fb02d79f1 100644
--- a/spec/models/concerns/account_counters_spec.rb
+++ b/spec/models/concerns/account_counters_spec.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 require 'rails_helper'
 
 describe AccountCounters do
diff --git a/spec/models/concerns/account_interactions_spec.rb b/spec/models/concerns/account_interactions_spec.rb
index b5aecf6be..32e08d5f7 100644
--- a/spec/models/concerns/account_interactions_spec.rb
+++ b/spec/models/concerns/account_interactions_spec.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 require 'rails_helper'
 
 describe AccountInteractions do
@@ -14,20 +16,20 @@ describe AccountInteractions do
     context 'account with Follow' do
       it 'returns { target_account_id => { reblogs: true } }' do
         Fabricate(:follow, account: account, target_account: target_account)
-        is_expected.to eq(target_account_id => { reblogs: true, notify: false, languages: nil })
+        expect(subject).to eq(target_account_id => { reblogs: true, notify: false, languages: nil })
       end
     end
 
     context 'account with Follow but with reblogs disabled' do
       it 'returns { target_account_id => { reblogs: false } }' do
         Fabricate(:follow, account: account, target_account: target_account, show_reblogs: false)
-        is_expected.to eq(target_account_id => { reblogs: false, notify: false, languages: nil })
+        expect(subject).to eq(target_account_id => { reblogs: false, notify: false, languages: nil })
       end
     end
 
     context 'account without Follow' do
       it 'returns {}' do
-        is_expected.to eq({})
+        expect(subject).to eq({})
       end
     end
   end
@@ -38,13 +40,13 @@ describe AccountInteractions do
     context 'account with Follow' do
       it 'returns { target_account_id => true }' do
         Fabricate(:follow, account: target_account, target_account: account)
-        is_expected.to eq(target_account_id => true)
+        expect(subject).to eq(target_account_id => true)
       end
     end
 
     context 'account without Follow' do
       it 'returns {}' do
-        is_expected.to eq({})
+        expect(subject).to eq({})
       end
     end
   end
@@ -55,13 +57,13 @@ describe AccountInteractions do
     context 'account with Block' do
       it 'returns { target_account_id => true }' do
         Fabricate(:block, account: account, target_account: target_account)
-        is_expected.to eq(target_account_id => true)
+        expect(subject).to eq(target_account_id => true)
       end
     end
 
     context 'account without Block' do
       it 'returns {}' do
-        is_expected.to eq({})
+        expect(subject).to eq({})
       end
     end
   end
@@ -78,7 +80,7 @@ describe AccountInteractions do
         let(:hide) { true }
 
         it 'returns { target_account_id => { notifications: true } }' do
-          is_expected.to eq(target_account_id => { notifications: true })
+          expect(subject).to eq(target_account_id => { notifications: true })
         end
       end
 
@@ -86,14 +88,14 @@ describe AccountInteractions do
         let(:hide) { false }
 
         it 'returns { target_account_id => { notifications: false } }' do
-          is_expected.to eq(target_account_id => { notifications: false })
+          expect(subject).to eq(target_account_id => { notifications: false })
         end
       end
     end
 
     context 'account without Mute' do
       it 'returns {}' do
-        is_expected.to eq({})
+        expect(subject).to eq({})
       end
     end
   end
@@ -101,7 +103,7 @@ describe AccountInteractions do
   describe '#follow!' do
     it 'creates and returns Follow' do
       expect do
-        expect(account.follow!(target_account)).to be_kind_of Follow
+        expect(account.follow!(target_account)).to be_a Follow
       end.to change { account.following.count }.by 1
     end
   end
@@ -109,7 +111,7 @@ describe AccountInteractions do
   describe '#block' do
     it 'creates and returns Block' do
       expect do
-        expect(account.block!(target_account)).to be_kind_of Block
+        expect(account.block!(target_account)).to be_a Block
       end.to change { account.block_relationships.count }.by 1
     end
   end
@@ -123,7 +125,7 @@ describe AccountInteractions do
 
         it 'creates Mute, and returns Mute' do
           expect do
-            expect(subject).to be_kind_of Mute
+            expect(subject).to be_a Mute
           end.to change { account.mute_relationships.count }.by 1
         end
       end
@@ -133,7 +135,7 @@ describe AccountInteractions do
 
         it 'creates Mute, and returns Mute' do
           expect do
-            expect(subject).to be_kind_of Mute
+            expect(subject).to be_a Mute
           end.to change { account.mute_relationships.count }.by 1
         end
       end
@@ -143,7 +145,7 @@ describe AccountInteractions do
 
         it 'creates Mute, and returns Mute' do
           expect do
-            expect(subject).to be_kind_of Mute
+            expect(subject).to be_a Mute
           end.to change { account.mute_relationships.count }.by 1
         end
       end
@@ -156,8 +158,8 @@ describe AccountInteractions do
 
       let(:mute) do
         Fabricate(:mute,
-                  account:            account,
-                  target_account:     target_account,
+                  account: account,
+                  target_account: target_account,
                   hide_notifications: hide_notifications)
       end
 
@@ -169,8 +171,8 @@ describe AccountInteractions do
 
           it 'returns Mute without updating mute.hide_notifications' do
             expect do
-              expect(subject).to be_kind_of Mute
-            end.not_to change { mute.reload.hide_notifications? }.from(true)
+              expect(subject).to be_a Mute
+            end.to_not change { mute.reload.hide_notifications? }.from(true)
           end
         end
 
@@ -179,7 +181,7 @@ describe AccountInteractions do
 
           it 'returns Mute, and updates mute.hide_notifications false' do
             expect do
-              expect(subject).to be_kind_of Mute
+              expect(subject).to be_a Mute
             end.to change { mute.reload.hide_notifications? }.from(true).to(false)
           end
         end
@@ -189,8 +191,8 @@ describe AccountInteractions do
 
           it 'returns Mute without updating mute.hide_notifications' do
             expect do
-              expect(subject).to be_kind_of Mute
-            end.not_to change { mute.reload.hide_notifications? }.from(true)
+              expect(subject).to be_a Mute
+            end.to_not change { mute.reload.hide_notifications? }.from(true)
           end
         end
       end
@@ -203,7 +205,7 @@ describe AccountInteractions do
 
           it 'returns Mute, and updates mute.hide_notifications true' do
             expect do
-              expect(subject).to be_kind_of Mute
+              expect(subject).to be_a Mute
             end.to change { mute.reload.hide_notifications? }.from(false).to(true)
           end
         end
@@ -213,8 +215,8 @@ describe AccountInteractions do
 
           it 'returns Mute without updating mute.hide_notifications' do
             expect do
-              expect(subject).to be_kind_of Mute
-            end.not_to change { mute.reload.hide_notifications? }.from(false)
+              expect(subject).to be_a Mute
+            end.to_not change { mute.reload.hide_notifications? }.from(false)
           end
         end
 
@@ -223,7 +225,7 @@ describe AccountInteractions do
 
           it 'returns Mute, and updates mute.hide_notifications true' do
             expect do
-              expect(subject).to be_kind_of Mute
+              expect(subject).to be_a Mute
             end.to change { mute.reload.hide_notifications? }.from(false).to(true)
           end
         end
@@ -232,25 +234,25 @@ describe AccountInteractions do
   end
 
   describe '#mute_conversation!' do
-    let(:conversation) { Fabricate(:conversation) }
-
     subject { account.mute_conversation!(conversation) }
 
+    let(:conversation) { Fabricate(:conversation) }
+
     it 'creates and returns ConversationMute' do
       expect do
-        is_expected.to be_kind_of ConversationMute
+        expect(subject).to be_a ConversationMute
       end.to change { account.conversation_mutes.count }.by 1
     end
   end
 
   describe '#block_domain!' do
-    let(:domain) { 'example.com' }
-
     subject { account.block_domain!(domain) }
 
+    let(:domain) { 'example.com' }
+
     it 'creates and returns AccountDomainBlock' do
       expect do
-        is_expected.to be_kind_of AccountDomainBlock
+        expect(subject).to be_a AccountDomainBlock
       end.to change { account.domain_blocks.count }.by 1
     end
   end
@@ -261,14 +263,14 @@ describe AccountInteractions do
     context 'following target_account' do
       it 'returns destroyed Follow' do
         account.active_relationships.create(target_account: target_account)
-        is_expected.to be_kind_of Follow
+        expect(subject).to be_a Follow
         expect(subject).to be_destroyed
       end
     end
 
     context 'not following target_account' do
       it 'returns nil' do
-        is_expected.to be_nil
+        expect(subject).to be_nil
       end
     end
   end
@@ -279,14 +281,14 @@ describe AccountInteractions do
     context 'blocking target_account' do
       it 'returns destroyed Block' do
         account.block_relationships.create(target_account: target_account)
-        is_expected.to be_kind_of Block
+        expect(subject).to be_a Block
         expect(subject).to be_destroyed
       end
     end
 
     context 'not blocking target_account' do
       it 'returns nil' do
-        is_expected.to be_nil
+        expect(subject).to be_nil
       end
     end
   end
@@ -297,55 +299,55 @@ describe AccountInteractions do
     context 'muting target_account' do
       it 'returns destroyed Mute' do
         account.mute_relationships.create(target_account: target_account)
-        is_expected.to be_kind_of Mute
+        expect(subject).to be_a Mute
         expect(subject).to be_destroyed
       end
     end
 
     context 'not muting target_account' do
       it 'returns nil' do
-        is_expected.to be_nil
+        expect(subject).to be_nil
       end
     end
   end
 
   describe '#unmute_conversation!' do
-    let(:conversation) { Fabricate(:conversation) }
-
     subject { account.unmute_conversation!(conversation) }
 
+    let(:conversation) { Fabricate(:conversation) }
+
     context 'muting the conversation' do
       it 'returns destroyed ConversationMute' do
         account.conversation_mutes.create(conversation: conversation)
-        is_expected.to be_kind_of ConversationMute
+        expect(subject).to be_a ConversationMute
         expect(subject).to be_destroyed
       end
     end
 
     context 'not muting the conversation' do
       it 'returns nil' do
-        is_expected.to be nil
+        expect(subject).to be_nil
       end
     end
   end
 
   describe '#unblock_domain!' do
-    let(:domain) { 'example.com' }
-
     subject { account.unblock_domain!(domain) }
 
+    let(:domain) { 'example.com' }
+
     context 'blocking the domain' do
       it 'returns destroyed AccountDomainBlock' do
         account_domain_block = Fabricate(:account_domain_block, domain: domain)
         account.domain_blocks << account_domain_block
-        is_expected.to be_kind_of AccountDomainBlock
+        expect(subject).to be_a AccountDomainBlock
         expect(subject).to be_destroyed
       end
     end
 
     context 'unblocking the domain' do
       it 'returns nil' do
-        is_expected.to be_nil
+        expect(subject).to be_nil
       end
     end
   end
@@ -356,13 +358,13 @@ describe AccountInteractions do
     context 'following target_account' do
       it 'returns true' do
         account.active_relationships.create(target_account: target_account)
-        is_expected.to be true
+        expect(subject).to be true
       end
     end
 
     context 'not following target_account' do
       it 'returns false' do
-        is_expected.to be false
+        expect(subject).to be false
       end
     end
   end
@@ -373,13 +375,13 @@ describe AccountInteractions do
     context 'followed by target_account' do
       it 'returns true' do
         account.passive_relationships.create(account: target_account)
-        is_expected.to be true
+        expect(subject).to be true
       end
     end
 
     context 'not followed by target_account' do
       it 'returns false' do
-        is_expected.to be false
+        expect(subject).to be false
       end
     end
   end
@@ -390,33 +392,33 @@ describe AccountInteractions do
     context 'blocking target_account' do
       it 'returns true' do
         account.block_relationships.create(target_account: target_account)
-        is_expected.to be true
+        expect(subject).to be true
       end
     end
 
     context 'not blocking target_account' do
       it 'returns false' do
-        is_expected.to be false
+        expect(subject).to be false
       end
     end
   end
 
   describe '#domain_blocking?' do
-    let(:domain)               { 'example.com' }
-
     subject { account.domain_blocking?(domain) }
 
+    let(:domain) { 'example.com' }
+
     context 'blocking the domain' do
-      it' returns true' do
+      it 'returns true' do
         account_domain_block = Fabricate(:account_domain_block, domain: domain)
         account.domain_blocks << account_domain_block
-        is_expected.to be true
+        expect(subject).to be true
       end
     end
 
     context 'not blocking the domain' do
       it 'returns false' do
-        is_expected.to be false
+        expect(subject).to be false
       end
     end
   end
@@ -428,49 +430,49 @@ describe AccountInteractions do
       it 'returns true' do
         mute = Fabricate(:mute, account: account, target_account: target_account)
         account.mute_relationships << mute
-        is_expected.to be true
+        expect(subject).to be true
       end
     end
 
     context 'not muting target_account' do
       it 'returns false' do
-        is_expected.to be false
+        expect(subject).to be false
       end
     end
   end
 
   describe '#muting_conversation?' do
-    let(:conversation) { Fabricate(:conversation) }
-
     subject { account.muting_conversation?(conversation) }
 
+    let(:conversation) { Fabricate(:conversation) }
+
     context 'muting the conversation' do
       it 'returns true' do
         account.conversation_mutes.create(conversation: conversation)
-        is_expected.to be true
+        expect(subject).to be true
       end
     end
 
     context 'not muting the conversation' do
       it 'returns false' do
-        is_expected.to be false
+        expect(subject).to be false
       end
     end
   end
 
   describe '#muting_notifications?' do
+    subject { account.muting_notifications?(target_account) }
+
     before do
       mute = Fabricate(:mute, target_account: target_account, account: account, hide_notifications: hide)
       account.mute_relationships << mute
     end
 
-    subject { account.muting_notifications?(target_account) }
-
     context 'muting notifications of target_account' do
       let(:hide) { true }
 
       it 'returns true' do
-        is_expected.to be true
+        expect(subject).to be true
       end
     end
 
@@ -478,7 +480,7 @@ describe AccountInteractions do
       let(:hide) { false }
 
       it 'returns false' do
-        is_expected.to be false
+        expect(subject).to be false
       end
     end
   end
@@ -489,27 +491,27 @@ describe AccountInteractions do
     context 'requested by target_account' do
       it 'returns true' do
         Fabricate(:follow_request, account: account, target_account: target_account)
-        is_expected.to be true
+        expect(subject).to be true
       end
     end
 
     context 'not requested by target_account' do
       it 'returns false' do
-        is_expected.to be false
+        expect(subject).to be false
       end
     end
   end
 
   describe '#favourited?' do
-    let(:status) { Fabricate(:status, account: account, favourites: favourites) }
-
     subject { account.favourited?(status) }
 
+    let(:status) { Fabricate(:status, account: account, favourites: favourites) }
+
     context 'favorited' do
       let(:favourites) { [Fabricate(:favourite, account: account)] }
 
       it 'returns true' do
-        is_expected.to be true
+        expect(subject).to be true
       end
     end
 
@@ -517,21 +519,21 @@ describe AccountInteractions do
       let(:favourites) { [] }
 
       it 'returns false' do
-        is_expected.to be false
+        expect(subject).to be false
       end
     end
   end
 
   describe '#reblogged?' do
-    let(:status) { Fabricate(:status, account: account, reblogs: reblogs) }
-
     subject { account.reblogged?(status) }
 
+    let(:status) { Fabricate(:status, account: account, reblogs: reblogs) }
+
     context 'reblogged' do
       let(:reblogs) { [Fabricate(:status, account: account)] }
 
       it 'returns true' do
-        is_expected.to be true
+        expect(subject).to be true
       end
     end
 
@@ -539,26 +541,26 @@ describe AccountInteractions do
       let(:reblogs) { [] }
 
       it 'returns false' do
-        is_expected.to be false
+        expect(subject).to be false
       end
     end
   end
 
   describe '#pinned?' do
-    let(:status) { Fabricate(:status, account: account) }
-
     subject { account.pinned?(status) }
 
+    let(:status) { Fabricate(:status, account: account) }
+
     context 'pinned' do
       it 'returns true' do
         Fabricate(:status_pin, account: account, status: status)
-        is_expected.to be true
+        expect(subject).to be true
       end
     end
 
     context 'not pinned' do
       it 'returns false' do
-        is_expected.to be false
+        expect(subject).to be false
       end
     end
   end
@@ -688,41 +690,4 @@ describe AccountInteractions do
       end
     end
   end
-
-  describe 'ignoring reblogs from an account' do
-    before do
-      @me = Fabricate(:account, username: 'Me')
-      @you = Fabricate(:account, username: 'You')
-    end
-
-    context 'with the reblogs option unspecified' do
-      before do
-        @me.follow!(@you)
-      end
-
-      it 'defaults to showing reblogs' do
-        expect(@me.muting_reblogs?(@you)).to be(false)
-      end
-    end
-
-    context 'with the reblogs option set to false' do
-      before do
-        @me.follow!(@you, reblogs: false)
-      end
-
-      it 'does mute reblogs' do
-        expect(@me.muting_reblogs?(@you)).to be(true)
-      end
-    end
-
-    context 'with the reblogs option set to true' do
-      before do
-        @me.follow!(@you, reblogs: true)
-      end
-
-      it 'does not mute reblogs' do
-        expect(@me.muting_reblogs?(@you)).to be(false)
-      end
-    end
-  end
 end
diff --git a/spec/models/concerns/remotable_spec.rb b/spec/models/concerns/remotable_spec.rb
index 9cc849ded..964520427 100644
--- a/spec/models/concerns/remotable_spec.rb
+++ b/spec/models/concerns/remotable_spec.rb
@@ -147,8 +147,8 @@ RSpec.describe Remotable do
         let(:code) { 500 }
 
         it 'does not assign file' do
-          expect(foo).not_to receive(:public_send).with("#{hoge}=", any_args)
-          expect(foo).not_to receive(:public_send).with("#{hoge}_file_name=", any_args)
+          expect(foo).to_not receive(:public_send).with("#{hoge}=", any_args)
+          expect(foo).to_not receive(:public_send).with("#{hoge}_file_name=", any_args)
 
           foo.hoge_remote_url = url
         end
@@ -194,7 +194,9 @@ RSpec.describe Remotable do
           let(:error_class) { error_class }
 
           it 'calls Rails.logger.debug' do
-            expect(Rails.logger).to receive(:debug).with(/^Error fetching remote #{hoge}: /)
+            expect(Rails.logger).to receive(:debug) do |&block|
+              expect(block.call).to match(/^Error fetching remote #{hoge}: /)
+            end
             foo.hoge_remote_url = url
           end
         end
diff --git a/spec/models/conversation_mute_spec.rb b/spec/models/conversation_mute_spec.rb
index 3fc2915d4..6439b0ecd 100644
--- a/spec/models/conversation_mute_spec.rb
+++ b/spec/models/conversation_mute_spec.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 require 'rails_helper'
 
 RSpec.describe ConversationMute, type: :model do
diff --git a/spec/models/conversation_spec.rb b/spec/models/conversation_spec.rb
index 8b5e4fdaf..9d58ad0ac 100644
--- a/spec/models/conversation_spec.rb
+++ b/spec/models/conversation_spec.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 require 'rails_helper'
 
 RSpec.describe Conversation, type: :model do
diff --git a/spec/models/custom_emoji_category_spec.rb b/spec/models/custom_emoji_category_spec.rb
index 160033f4d..30de07bd8 100644
--- a/spec/models/custom_emoji_category_spec.rb
+++ b/spec/models/custom_emoji_category_spec.rb
@@ -1,5 +1,14 @@
+# frozen_string_literal: true
+
 require 'rails_helper'
 
-RSpec.describe CustomEmojiCategory, type: :model do
-  pending "add some examples to (or delete) #{__FILE__}"
+describe CustomEmojiCategory do
+  describe 'validations' do
+    it 'validates name presence' do
+      record = described_class.new(name: nil)
+
+      expect(record).to_not be_valid
+      expect(record).to model_have_error_on_field(:name)
+    end
+  end
 end
diff --git a/spec/models/custom_emoji_filter_spec.rb b/spec/models/custom_emoji_filter_spec.rb
index 2b1b5dc54..30f0ec2b2 100644
--- a/spec/models/custom_emoji_filter_spec.rb
+++ b/spec/models/custom_emoji_filter_spec.rb
@@ -4,18 +4,18 @@ require 'rails_helper'
 
 RSpec.describe CustomEmojiFilter do
   describe '#results' do
+    subject { described_class.new(params).results }
+
     let!(:custom_emoji_0) { Fabricate(:custom_emoji, domain: 'a') }
     let!(:custom_emoji_1) { Fabricate(:custom_emoji, domain: 'b') }
     let!(:custom_emoji_2) { Fabricate(:custom_emoji, domain: nil, shortcode: 'hoge') }
 
-    subject { described_class.new(params).results }
-
     context 'params have values' do
       context 'local' do
         let(:params) { { local: true } }
 
         it 'returns ActiveRecord::Relation' do
-          expect(subject).to be_kind_of(ActiveRecord::Relation)
+          expect(subject).to be_a(ActiveRecord::Relation)
           expect(subject).to match_array([custom_emoji_2])
         end
       end
@@ -24,7 +24,7 @@ RSpec.describe CustomEmojiFilter do
         let(:params) { { remote: true } }
 
         it 'returns ActiveRecord::Relation' do
-          expect(subject).to be_kind_of(ActiveRecord::Relation)
+          expect(subject).to be_a(ActiveRecord::Relation)
           expect(subject).to match_array([custom_emoji_0, custom_emoji_1])
         end
       end
@@ -33,7 +33,7 @@ RSpec.describe CustomEmojiFilter do
         let(:params) { { by_domain: 'a' } }
 
         it 'returns ActiveRecord::Relation' do
-          expect(subject).to be_kind_of(ActiveRecord::Relation)
+          expect(subject).to be_a(ActiveRecord::Relation)
           expect(subject).to match_array([custom_emoji_0])
         end
       end
@@ -42,7 +42,7 @@ RSpec.describe CustomEmojiFilter do
         let(:params) { { shortcode: 'hoge' } }
 
         it 'returns ActiveRecord::Relation' do
-          expect(subject).to be_kind_of(ActiveRecord::Relation)
+          expect(subject).to be_a(ActiveRecord::Relation)
           expect(subject).to match_array([custom_emoji_2])
         end
       end
@@ -62,7 +62,7 @@ RSpec.describe CustomEmojiFilter do
       let(:params) { { hoge: nil } }
 
       it 'returns ActiveRecord::Relation' do
-        expect(subject).to be_kind_of(ActiveRecord::Relation)
+        expect(subject).to be_a(ActiveRecord::Relation)
         expect(subject).to match_array([custom_emoji_0, custom_emoji_1, custom_emoji_2])
       end
     end
diff --git a/spec/models/custom_emoji_spec.rb b/spec/models/custom_emoji_spec.rb
index 9de218b4f..ef5f39aca 100644
--- a/spec/models/custom_emoji_spec.rb
+++ b/spec/models/custom_emoji_spec.rb
@@ -1,17 +1,19 @@
+# frozen_string_literal: true
+
 require 'rails_helper'
 
 RSpec.describe CustomEmoji, type: :model do
   describe '#search' do
-    let(:custom_emoji) { Fabricate(:custom_emoji, shortcode: shortcode) }
-
     subject { described_class.search(search_term) }
 
+    let(:custom_emoji) { Fabricate(:custom_emoji, shortcode: shortcode) }
+
     context 'shortcode is exact' do
       let(:shortcode) { 'blobpats' }
       let(:search_term) { 'blobpats' }
 
       it 'finds emoji' do
-        is_expected.to include(custom_emoji)
+        expect(subject).to include(custom_emoji)
       end
     end
 
@@ -20,21 +22,21 @@ RSpec.describe CustomEmoji, type: :model do
       let(:search_term) { 'blob' }
 
       it 'finds emoji' do
-        is_expected.to include(custom_emoji)
+        expect(subject).to include(custom_emoji)
       end
     end
   end
 
   describe '#local?' do
-    let(:custom_emoji) { Fabricate(:custom_emoji, domain: domain) }
-
     subject { custom_emoji.local? }
 
+    let(:custom_emoji) { Fabricate(:custom_emoji, domain: domain) }
+
     context 'domain is nil' do
       let(:domain) { nil }
 
       it 'returns true' do
-        is_expected.to be true
+        expect(subject).to be true
       end
     end
 
@@ -42,7 +44,7 @@ RSpec.describe CustomEmoji, type: :model do
       let(:domain) { 'example.com' }
 
       it 'returns false' do
-        is_expected.to be false
+        expect(subject).to be false
       end
     end
   end
@@ -55,15 +57,15 @@ RSpec.describe CustomEmoji, type: :model do
   end
 
   describe '.from_text' do
-    let!(:emojo) { Fabricate(:custom_emoji) }
-
     subject { described_class.from_text(text, nil) }
 
+    let!(:emojo) { Fabricate(:custom_emoji) }
+
     context 'with plain text' do
       let(:text) { 'Hello :coolcat:' }
 
       it 'returns records used via shortcodes in text' do
-        is_expected.to include(emojo)
+        expect(subject).to include(emojo)
       end
     end
 
@@ -71,7 +73,7 @@ RSpec.describe CustomEmoji, type: :model do
       let(:text) { '<p>Hello :coolcat:</p>' }
 
       it 'returns records used via shortcodes in text' do
-        is_expected.to include(emojo)
+        expect(subject).to include(emojo)
       end
     end
   end
@@ -79,7 +81,7 @@ RSpec.describe CustomEmoji, type: :model do
   describe 'pre_validation' do
     let(:custom_emoji) { Fabricate(:custom_emoji, domain: 'wWw.MaStOdOn.CoM') }
 
-    it 'should downcase' do
+    it 'downcases' do
       custom_emoji.valid?
       expect(custom_emoji.domain).to eq('www.mastodon.com')
     end
diff --git a/spec/models/custom_filter_keyword_spec.rb b/spec/models/custom_filter_keyword_spec.rb
index e15b9dad5..bbc4b9c2e 100644
--- a/spec/models/custom_filter_keyword_spec.rb
+++ b/spec/models/custom_filter_keyword_spec.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 require 'rails_helper'
 
 RSpec.describe CustomFilterKeyword, type: :model do
diff --git a/spec/models/custom_filter_spec.rb b/spec/models/custom_filter_spec.rb
index 3943dd5f1..d2bc090ab 100644
--- a/spec/models/custom_filter_spec.rb
+++ b/spec/models/custom_filter_spec.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 require 'rails_helper'
 
 RSpec.describe CustomFilter, type: :model do
diff --git a/spec/models/device_spec.rb b/spec/models/device_spec.rb
index f56fbf978..cb214b9cb 100644
--- a/spec/models/device_spec.rb
+++ b/spec/models/device_spec.rb
@@ -1,5 +1,6 @@
+# frozen_string_literal: true
+
 require 'rails_helper'
 
 RSpec.describe Device, type: :model do
-
 end
diff --git a/spec/models/domain_allow_spec.rb b/spec/models/domain_allow_spec.rb
index e65435127..49e16376e 100644
--- a/spec/models/domain_allow_spec.rb
+++ b/spec/models/domain_allow_spec.rb
@@ -1,5 +1,18 @@
+# frozen_string_literal: true
+
 require 'rails_helper'
 
-RSpec.describe DomainAllow, type: :model do
-  pending "add some examples to (or delete) #{__FILE__}"
+describe DomainAllow do
+  describe 'scopes' do
+    describe 'matches_domain' do
+      let(:domain) { Fabricate(:domain_allow, domain: 'example.com') }
+      let(:other_domain) { Fabricate(:domain_allow, domain: 'example.biz') }
+
+      it 'returns the correct records' do
+        results = described_class.matches_domain('example.com')
+
+        expect(results).to eq([domain])
+      end
+    end
+  end
 end
diff --git a/spec/models/domain_block_spec.rb b/spec/models/domain_block_spec.rb
index 28647dc89..9839ee9d4 100644
--- a/spec/models/domain_block_spec.rb
+++ b/spec/models/domain_block_spec.rb
@@ -1,12 +1,9 @@
+# frozen_string_literal: true
+
 require 'rails_helper'
 
 RSpec.describe DomainBlock, type: :model do
   describe 'validations' do
-    it 'has a valid fabricator' do
-      domain_block = Fabricate.build(:domain_block)
-      expect(domain_block).to be_valid
-    end
-
     it 'is invalid without a domain' do
       domain_block = Fabricate.build(:domain_block, domain: nil)
       domain_block.valid?
@@ -24,16 +21,16 @@ RSpec.describe DomainBlock, type: :model do
   describe '.blocked?' do
     it 'returns true if the domain is suspended' do
       Fabricate(:domain_block, domain: 'example.com', severity: :suspend)
-      expect(DomainBlock.blocked?('example.com')).to eq true
+      expect(DomainBlock.blocked?('example.com')).to be true
     end
 
     it 'returns false even if the domain is silenced' do
       Fabricate(:domain_block, domain: 'example.com', severity: :silence)
-      expect(DomainBlock.blocked?('example.com')).to eq false
+      expect(DomainBlock.blocked?('example.com')).to be false
     end
 
     it 'returns false if the domain is not suspended nor silenced' do
-      expect(DomainBlock.blocked?('example.com')).to eq false
+      expect(DomainBlock.blocked?('example.com')).to be false
     end
   end
 
diff --git a/spec/models/email_domain_block_spec.rb b/spec/models/email_domain_block_spec.rb
index e23116888..3321ffc81 100644
--- a/spec/models/email_domain_block_spec.rb
+++ b/spec/models/email_domain_block_spec.rb
@@ -1,13 +1,8 @@
+# frozen_string_literal: true
+
 require 'rails_helper'
 
 RSpec.describe EmailDomainBlock, type: :model do
-  describe 'validations' do
-    it 'has a valid fabricator' do
-      email_domain_block = Fabricate.build(:email_domain_block)
-      expect(email_domain_block).to be_valid
-    end
-  end
-
   describe 'block?' do
     let(:input) { nil }
 
diff --git a/spec/models/encrypted_message_spec.rb b/spec/models/encrypted_message_spec.rb
index 1238d57b6..bf7a406ff 100644
--- a/spec/models/encrypted_message_spec.rb
+++ b/spec/models/encrypted_message_spec.rb
@@ -1,5 +1,6 @@
+# frozen_string_literal: true
+
 require 'rails_helper'
 
 RSpec.describe EncryptedMessage, type: :model do
-
 end
diff --git a/spec/models/export_spec.rb b/spec/models/export_spec.rb
index 135d7a36b..3fb5fc3a5 100644
--- a/spec/models/export_spec.rb
+++ b/spec/models/export_spec.rb
@@ -1,9 +1,11 @@
+# frozen_string_literal: true
+
 require 'rails_helper'
 
 describe Export do
   let(:account) { Fabricate(:account) }
   let(:target_accounts) do
-    [ {}, { username: 'one', domain: 'local.host' } ].map(&method(:Fabricate).curry(2).call(:account))
+    [{}, { username: 'one', domain: 'local.host' }].map(&method(:Fabricate).curry(2).call(:account))
   end
 
   describe 'to_csv' do
diff --git a/spec/models/extended_description_spec.rb b/spec/models/extended_description_spec.rb
new file mode 100644
index 000000000..ecc27c0f6
--- /dev/null
+++ b/spec/models/extended_description_spec.rb
@@ -0,0 +1,29 @@
+# frozen_string_literal: true
+
+require 'rails_helper'
+
+describe ExtendedDescription do
+  describe '.current' do
+    context 'with the default values' do
+      it 'makes a new instance' do
+        record = described_class.current
+
+        expect(record.text).to be_nil
+        expect(record.updated_at).to be_nil
+      end
+    end
+
+    context 'with a custom setting value' do
+      before do
+        setting = instance_double(Setting, value: 'Extended text', updated_at: 10.days.ago)
+        allow(Setting).to receive(:find_by).with(var: 'site_extended_description').and_return(setting)
+      end
+
+      it 'has the privacy text' do
+        record = described_class.current
+
+        expect(record.text).to eq('Extended text')
+      end
+    end
+  end
+end
diff --git a/spec/models/favourite_spec.rb b/spec/models/favourite_spec.rb
index ba1410a45..f7e2812a6 100644
--- a/spec/models/favourite_spec.rb
+++ b/spec/models/favourite_spec.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 require 'rails_helper'
 
 RSpec.describe Favourite, type: :model do
@@ -9,7 +11,7 @@ RSpec.describe Favourite, type: :model do
 
     it 'invalidates if the reblogged status is already a favourite' do
       Favourite.create!(account: account, status: reblog)
-      expect(Favourite.new(account: account, status: status).valid?).to eq false
+      expect(Favourite.new(account: account, status: status).valid?).to be false
     end
 
     it 'replaces status with the reblogged one if it is a reblog' do
diff --git a/spec/models/featured_tag_spec.rb b/spec/models/featured_tag_spec.rb
index 07533e0b9..4bf087c82 100644
--- a/spec/models/featured_tag_spec.rb
+++ b/spec/models/featured_tag_spec.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 require 'rails_helper'
 
 RSpec.describe FeaturedTag, type: :model do
diff --git a/spec/models/follow_recommendation_suppression_spec.rb b/spec/models/follow_recommendation_suppression_spec.rb
index 39107a2b0..4c1d8281b 100644
--- a/spec/models/follow_recommendation_suppression_spec.rb
+++ b/spec/models/follow_recommendation_suppression_spec.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 require 'rails_helper'
 
 RSpec.describe FollowRecommendationSuppression, type: :model do
diff --git a/spec/models/follow_request_spec.rb b/spec/models/follow_request_spec.rb
index c456c285f..ff81cd78d 100644
--- a/spec/models/follow_request_spec.rb
+++ b/spec/models/follow_request_spec.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 require 'rails_helper'
 
 RSpec.describe FollowRequest, type: :model do
diff --git a/spec/models/follow_spec.rb b/spec/models/follow_spec.rb
index e723a1ef2..a9a9af88a 100644
--- a/spec/models/follow_spec.rb
+++ b/spec/models/follow_spec.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 require 'rails_helper'
 
 RSpec.describe Follow, type: :model do
@@ -7,11 +9,6 @@ RSpec.describe Follow, type: :model do
   describe 'validations' do
     subject { Follow.new(account: alice, target_account: bob, rate_limit: true) }
 
-    it 'has a valid fabricator' do
-      follow = Fabricate.build(:follow)
-      expect(follow).to be_valid
-    end
-
     it 'is invalid without an account' do
       follow = Fabricate.build(:follow, account: nil)
       follow.valid?
diff --git a/spec/models/form/admin_settings_spec.rb b/spec/models/form/admin_settings_spec.rb
new file mode 100644
index 000000000..0dc2d881a
--- /dev/null
+++ b/spec/models/form/admin_settings_spec.rb
@@ -0,0 +1,36 @@
+# frozen_string_literal: true
+
+require 'rails_helper'
+
+describe Form::AdminSettings do
+  describe 'validations' do
+    describe 'site_contact_username' do
+      context 'with no accounts' do
+        it 'is not valid' do
+          setting = described_class.new(site_contact_username: 'Test')
+          setting.valid?
+
+          expect(setting).to model_have_error_on_field(:site_contact_username)
+        end
+      end
+
+      context 'with an account' do
+        before { Fabricate(:account, username: 'Glorp') }
+
+        it 'is not valid when account doesnt match' do
+          setting = described_class.new(site_contact_username: 'Test')
+          setting.valid?
+
+          expect(setting).to model_have_error_on_field(:site_contact_username)
+        end
+
+        it 'is valid when account matches' do
+          setting = described_class.new(site_contact_username: 'Glorp')
+          setting.valid?
+
+          expect(setting).to_not model_have_error_on_field(:site_contact_username)
+        end
+      end
+    end
+  end
+end
diff --git a/spec/models/form/status_filter_batch_action_spec.rb b/spec/models/form/status_filter_batch_action_spec.rb
new file mode 100644
index 000000000..f06a11cc8
--- /dev/null
+++ b/spec/models/form/status_filter_batch_action_spec.rb
@@ -0,0 +1,13 @@
+# frozen_string_literal: true
+
+require 'rails_helper'
+
+describe Form::StatusFilterBatchAction do
+  describe '#save!' do
+    it 'does nothing if status_filter_ids is empty' do
+      batch_action = described_class.new(status_filter_ids: [])
+
+      expect(batch_action.save!).to be_nil
+    end
+  end
+end
diff --git a/spec/models/home_feed_spec.rb b/spec/models/home_feed_spec.rb
index 80f6edbff..d7034f3f0 100644
--- a/spec/models/home_feed_spec.rb
+++ b/spec/models/home_feed_spec.rb
@@ -1,10 +1,12 @@
+# frozen_string_literal: true
+
 require 'rails_helper'
 
 RSpec.describe HomeFeed, type: :model do
-  let(:account) { Fabricate(:account) }
-
   subject { described_class.new(account) }
 
+  let(:account) { Fabricate(:account) }
+
   describe '#get' do
     before do
       Fabricate(:status, account: account, id: 1)
diff --git a/spec/models/identity_spec.rb b/spec/models/identity_spec.rb
index 689c9b797..6eab5a2e1 100644
--- a/spec/models/identity_spec.rb
+++ b/spec/models/identity_spec.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 require 'rails_helper'
 
 RSpec.describe Identity, type: :model do
diff --git a/spec/models/import_spec.rb b/spec/models/import_spec.rb
index a5eec1722..1c8474413 100644
--- a/spec/models/import_spec.rb
+++ b/spec/models/import_spec.rb
@@ -1,9 +1,11 @@
+# frozen_string_literal: true
+
 require 'rails_helper'
 
 RSpec.describe Import, type: :model do
-  let (:account) { Fabricate(:account) }
-  let (:type) { 'following' }
-  let (:data) { attachment_fixture('imports.txt') }
+  let(:account) { Fabricate(:account) }
+  let(:type) { 'following' }
+  let(:data) { attachment_fixture('imports.txt') }
 
   describe 'validations' do
     it 'has a valid parameters' do
@@ -21,6 +23,11 @@ RSpec.describe Import, type: :model do
       expect(import).to model_have_error_on_field(:data)
     end
 
+    it 'is invalid with malformed data' do
+      import = Import.create(account: account, type: type, data: StringIO.new('\"test'))
+      expect(import).to model_have_error_on_field(:data)
+    end
+
     it 'is invalid with too many rows in data' do
       import = Import.create(account: account, type: type, data: StringIO.new("foo@bar.com\n" * (ImportService::ROWS_PROCESSING_LIMIT + 10)))
       expect(import).to model_have_error_on_field(:data)
diff --git a/spec/models/invite_spec.rb b/spec/models/invite_spec.rb
index b0596c561..dac4b6431 100644
--- a/spec/models/invite_spec.rb
+++ b/spec/models/invite_spec.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 require 'rails_helper'
 
 RSpec.describe Invite, type: :model do
diff --git a/spec/models/ip_block_spec.rb b/spec/models/ip_block_spec.rb
index 6603c6417..ed5882667 100644
--- a/spec/models/ip_block_spec.rb
+++ b/spec/models/ip_block_spec.rb
@@ -1,5 +1,15 @@
+# frozen_string_literal: true
+
 require 'rails_helper'
 
-RSpec.describe IpBlock, type: :model do
-  pending "add some examples to (or delete) #{__FILE__}"
+describe IpBlock do
+  describe 'to_log_human_identifier' do
+    let(:ip_block) { described_class.new(ip: '192.168.0.1') }
+
+    it 'combines the IP and prefix into a string' do
+      result = ip_block.to_log_human_identifier
+
+      expect(result).to eq('192.168.0.1/32')
+    end
+  end
 end
diff --git a/spec/models/list_account_spec.rb b/spec/models/list_account_spec.rb
index a0cf02efe..8312defac 100644
--- a/spec/models/list_account_spec.rb
+++ b/spec/models/list_account_spec.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 require 'rails_helper'
 
 RSpec.describe ListAccount, type: :model do
diff --git a/spec/models/list_spec.rb b/spec/models/list_spec.rb
index b780bb1de..8167f8a7e 100644
--- a/spec/models/list_spec.rb
+++ b/spec/models/list_spec.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 require 'rails_helper'
 
 RSpec.describe List, type: :model do
diff --git a/spec/models/login_activity_spec.rb b/spec/models/login_activity_spec.rb
index ba2d207c9..1c3111a20 100644
--- a/spec/models/login_activity_spec.rb
+++ b/spec/models/login_activity_spec.rb
@@ -1,5 +1,6 @@
+# frozen_string_literal: true
+
 require 'rails_helper'
 
 RSpec.describe LoginActivity, type: :model do
-
 end
diff --git a/spec/models/marker_spec.rb b/spec/models/marker_spec.rb
index d716aa75c..51dd58438 100644
--- a/spec/models/marker_spec.rb
+++ b/spec/models/marker_spec.rb
@@ -1,5 +1,16 @@
+# frozen_string_literal: true
+
 require 'rails_helper'
 
-RSpec.describe Marker, type: :model do
-  pending "add some examples to (or delete) #{__FILE__}"
+describe Marker do
+  describe 'validations' do
+    describe 'timeline' do
+      it 'must be included in valid list' do
+        record = described_class.new(timeline: 'not real timeline')
+
+        expect(record).to_not be_valid
+        expect(record).to model_have_error_on_field(:timeline)
+      end
+    end
+  end
 end
diff --git a/spec/models/media_attachment_spec.rb b/spec/models/media_attachment_spec.rb
index 29fd313ae..63edfc152 100644
--- a/spec/models/media_attachment_spec.rb
+++ b/spec/models/media_attachment_spec.rb
@@ -1,16 +1,18 @@
+# frozen_string_literal: true
+
 require 'rails_helper'
 
 RSpec.describe MediaAttachment, type: :model do
   describe 'local?' do
-    let(:media_attachment) { Fabricate(:media_attachment, remote_url: remote_url) }
-
     subject { media_attachment.local? }
 
+    let(:media_attachment) { Fabricate(:media_attachment, remote_url: remote_url) }
+
     context 'remote_url is blank' do
       let(:remote_url) { '' }
 
       it 'returns true' do
-        is_expected.to be true
+        expect(subject).to be true
       end
     end
 
@@ -18,16 +20,16 @@ RSpec.describe MediaAttachment, type: :model do
       let(:remote_url) { 'remote_url' }
 
       it 'returns false' do
-        is_expected.to be false
+        expect(subject).to be false
       end
     end
   end
 
   describe 'needs_redownload?' do
-    let(:media_attachment) { Fabricate(:media_attachment, remote_url: remote_url, file: file) }
-
     subject { media_attachment.needs_redownload? }
 
+    let(:media_attachment) { Fabricate(:media_attachment, remote_url: remote_url, file: file) }
+
     context 'file is blank' do
       let(:file) { nil }
 
@@ -35,7 +37,7 @@ RSpec.describe MediaAttachment, type: :model do
         let(:remote_url) { 'remote_url' }
 
         it 'returns true' do
-          is_expected.to be true
+          expect(subject).to be true
         end
       end
     end
@@ -47,7 +49,7 @@ RSpec.describe MediaAttachment, type: :model do
         let(:remote_url) { '' }
 
         it 'returns false' do
-          is_expected.to be false
+          expect(subject).to be false
         end
       end
 
@@ -55,7 +57,7 @@ RSpec.describe MediaAttachment, type: :model do
         let(:remote_url) { 'remote_url' }
 
         it 'returns true' do
-          is_expected.to be false
+          expect(subject).to be false
         end
       end
     end
@@ -94,8 +96,8 @@ RSpec.describe MediaAttachment, type: :model do
     end
 
     it 'sets meta' do
-      expect(media.file.meta["original"]["width"]).to eq 128
-      expect(media.file.meta["original"]["height"]).to eq 128
+      expect(media.file.meta['original']['width']).to eq 128
+      expect(media.file.meta['original']['height']).to eq 128
     end
   end
 
@@ -118,9 +120,9 @@ RSpec.describe MediaAttachment, type: :model do
         end
 
         it 'sets meta' do
-          expect(media.file.meta["original"]["width"]).to eq fixture[:width]
-          expect(media.file.meta["original"]["height"]).to eq fixture[:height]
-          expect(media.file.meta["original"]["aspect"]).to eq fixture[:aspect]
+          expect(media.file.meta['original']['width']).to eq fixture[:width]
+          expect(media.file.meta['original']['height']).to eq fixture[:height]
+          expect(media.file.meta['original']['aspect']).to eq fixture[:aspect]
         end
       end
     end
@@ -138,7 +140,7 @@ RSpec.describe MediaAttachment, type: :model do
     end
 
     it 'extracts thumbnail' do
-      expect(media.thumbnail.present?).to eq true
+      expect(media.thumbnail.present?).to be true
     end
 
     it 'extracts colors from thumbnail' do
@@ -154,12 +156,12 @@ RSpec.describe MediaAttachment, type: :model do
     let(:media) { MediaAttachment.create(account: Fabricate(:account), file: attachment_fixture('attachment.jpg')) }
 
     it 'sets meta for different style' do
-      expect(media.file.meta["original"]["width"]).to eq 600
-      expect(media.file.meta["original"]["height"]).to eq 400
-      expect(media.file.meta["original"]["aspect"]).to eq 1.5
-      expect(media.file.meta["small"]["width"]).to eq 588
-      expect(media.file.meta["small"]["height"]).to eq 392
-      expect(media.file.meta["small"]["aspect"]).to eq 1.5
+      expect(media.file.meta['original']['width']).to eq 600
+      expect(media.file.meta['original']['height']).to eq 400
+      expect(media.file.meta['original']['aspect']).to eq 1.5
+      expect(media.file.meta['small']['width']).to eq 588
+      expect(media.file.meta['small']['height']).to eq 392
+      expect(media.file.meta['small']['aspect']).to eq 1.5
     end
 
     it 'gives the file a random name' do
diff --git a/spec/models/mention_spec.rb b/spec/models/mention_spec.rb
index dbcf6a32c..044bb80cf 100644
--- a/spec/models/mention_spec.rb
+++ b/spec/models/mention_spec.rb
@@ -1,12 +1,9 @@
+# frozen_string_literal: true
+
 require 'rails_helper'
 
 RSpec.describe Mention, type: :model do
   describe 'validations' do
-    it 'has a valid fabricator' do
-      mention = Fabricate.build(:mention)
-      expect(mention).to be_valid
-    end
-
     it 'is invalid without an account' do
       mention = Fabricate.build(:mention, account: nil)
       mention.valid?
diff --git a/spec/models/mute_spec.rb b/spec/models/mute_spec.rb
index 38a87bdf4..48b5a37ab 100644
--- a/spec/models/mute_spec.rb
+++ b/spec/models/mute_spec.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 require 'rails_helper'
 
 RSpec.describe Mute, type: :model do
diff --git a/spec/models/notification_spec.rb b/spec/models/notification_spec.rb
index 1e9e45d8d..64527e3d7 100644
--- a/spec/models/notification_spec.rb
+++ b/spec/models/notification_spec.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 require 'rails_helper'
 
 RSpec.describe Notification, type: :model do
@@ -68,7 +70,7 @@ RSpec.describe Notification, type: :model do
       let(:notifications) { [] }
 
       it 'returns []' do
-        is_expected.to eq []
+        expect(subject).to eq []
       end
     end
 
diff --git a/spec/models/one_time_key_spec.rb b/spec/models/one_time_key_spec.rb
index 34598334c..6ff7ffc5c 100644
--- a/spec/models/one_time_key_spec.rb
+++ b/spec/models/one_time_key_spec.rb
@@ -1,5 +1,23 @@
+# frozen_string_literal: true
+
 require 'rails_helper'
 
-RSpec.describe OneTimeKey, type: :model do
+describe OneTimeKey do
+  describe 'validations' do
+    context 'with an invalid signature' do
+      let(:one_time_key) { Fabricate.build(:one_time_key, signature: 'wrong!') }
+
+      it 'is invalid' do
+        expect(one_time_key).to_not be_valid
+      end
+    end
+
+    context 'with an invalid key' do
+      let(:one_time_key) { Fabricate.build(:one_time_key, key: 'wrong!') }
 
+      it 'is invalid' do
+        expect(one_time_key).to_not be_valid
+      end
+    end
+  end
 end
diff --git a/spec/models/poll_spec.rb b/spec/models/poll_spec.rb
index 666f8ca68..8ae04ca41 100644
--- a/spec/models/poll_spec.rb
+++ b/spec/models/poll_spec.rb
@@ -1,5 +1,32 @@
+# frozen_string_literal: true
+
 require 'rails_helper'
 
-RSpec.describe Poll, type: :model do
-  pending "add some examples to (or delete) #{__FILE__}"
+describe Poll do
+  describe 'scopes' do
+    let(:status) { Fabricate(:status) }
+    let(:attached_poll) { Fabricate(:poll, status: status) }
+    let(:not_attached_poll) do
+      Fabricate(:poll).tap do |poll|
+        poll.status = nil
+        poll.save(validate: false)
+      end
+    end
+
+    describe 'attached' do
+      it 'finds the correct records' do
+        results = described_class.attached
+
+        expect(results).to eq([attached_poll])
+      end
+    end
+
+    describe 'unattached' do
+      it 'finds the correct records' do
+        results = described_class.unattached
+
+        expect(results).to eq([not_attached_poll])
+      end
+    end
+  end
 end
diff --git a/spec/models/poll_vote_spec.rb b/spec/models/poll_vote_spec.rb
index 563f34699..6886a82aa 100644
--- a/spec/models/poll_vote_spec.rb
+++ b/spec/models/poll_vote_spec.rb
@@ -10,4 +10,53 @@ RSpec.describe PollVote, type: :model do
       expect(poll_vote.object_type).to eq :vote
     end
   end
+
+  describe 'validations' do
+    context 'with a vote on an expired poll' do
+      it 'marks the vote invalid' do
+        poll = Fabricate.build(:poll, expires_at: 30.days.ago)
+
+        vote = Fabricate.build(:poll_vote, poll: poll)
+        expect(vote).to_not be_valid
+      end
+    end
+
+    context 'with invalid choices' do
+      it 'marks vote invalid with negative choice' do
+        poll = Fabricate.build(:poll)
+
+        vote = Fabricate.build(:poll_vote, poll: poll, choice: -100)
+        expect(vote).to_not be_valid
+      end
+
+      it 'marks vote invalid with choice in excess of options' do
+        poll = Fabricate.build(:poll, options: %w(a b c))
+
+        vote = Fabricate.build(:poll_vote, poll: poll, choice: 10)
+        expect(vote).to_not be_valid
+      end
+    end
+
+    context 'with a poll where multiple is true' do
+      it 'does not allow a second vote on same choice from same account' do
+        poll = Fabricate(:poll, multiple: true, options: %w(a b c))
+        first_vote = Fabricate(:poll_vote, poll: poll, choice: 1)
+        expect(first_vote).to be_valid
+
+        second_vote = Fabricate.build(:poll_vote, account: first_vote.account, poll: poll, choice: 1)
+        expect(second_vote).to_not be_valid
+      end
+    end
+
+    context 'with a poll where multiple is false' do
+      it 'does not allow a second vote from same account' do
+        poll = Fabricate(:poll, multiple: false, options: %w(a b c))
+        first_vote = Fabricate(:poll_vote, poll: poll)
+        expect(first_vote).to be_valid
+
+        second_vote = Fabricate.build(:poll_vote, account: first_vote.account, poll: poll)
+        expect(second_vote).to_not be_valid
+      end
+    end
+  end
 end
diff --git a/spec/models/preview_card_provider_spec.rb b/spec/models/preview_card_provider_spec.rb
new file mode 100644
index 000000000..7425b9394
--- /dev/null
+++ b/spec/models/preview_card_provider_spec.rb
@@ -0,0 +1,42 @@
+# frozen_string_literal: true
+
+require 'rails_helper'
+
+describe PreviewCardProvider do
+  describe 'scopes' do
+    let(:trendable_and_reviewed) { Fabricate(:preview_card_provider, trendable: true, reviewed_at: 5.days.ago) }
+    let(:not_trendable_and_not_reviewed) { Fabricate(:preview_card_provider, trendable: false, reviewed_at: nil) }
+
+    describe 'trendable' do
+      it 'returns the relevant records' do
+        results = described_class.trendable
+
+        expect(results).to eq([trendable_and_reviewed])
+      end
+    end
+
+    describe 'not_trendable' do
+      it 'returns the relevant records' do
+        results = described_class.not_trendable
+
+        expect(results).to eq([not_trendable_and_not_reviewed])
+      end
+    end
+
+    describe 'reviewed' do
+      it 'returns the relevant records' do
+        results = described_class.reviewed
+
+        expect(results).to eq([trendable_and_reviewed])
+      end
+    end
+
+    describe 'pending_review' do
+      it 'returns the relevant records' do
+        results = described_class.pending_review
+
+        expect(results).to eq([not_trendable_and_not_reviewed])
+      end
+    end
+  end
+end
diff --git a/spec/models/preview_card_spec.rb b/spec/models/preview_card_spec.rb
index 45233d1d4..1858644c9 100644
--- a/spec/models/preview_card_spec.rb
+++ b/spec/models/preview_card_spec.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 require 'rails_helper'
 
 RSpec.describe PreviewCard, type: :model do
diff --git a/spec/models/preview_card_trend_spec.rb b/spec/models/preview_card_trend_spec.rb
index c7ab6ed14..97ad05e75 100644
--- a/spec/models/preview_card_trend_spec.rb
+++ b/spec/models/preview_card_trend_spec.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 require 'rails_helper'
 
 RSpec.describe PreviewCardTrend, type: :model do
diff --git a/spec/models/privacy_policy_spec.rb b/spec/models/privacy_policy_spec.rb
new file mode 100644
index 000000000..0d7471375
--- /dev/null
+++ b/spec/models/privacy_policy_spec.rb
@@ -0,0 +1,28 @@
+# frozen_string_literal: true
+
+require 'rails_helper'
+
+describe PrivacyPolicy do
+  describe '.current' do
+    context 'with the default values' do
+      it 'has the privacy text' do
+        policy = described_class.current
+
+        expect(policy.text).to eq(PrivacyPolicy::DEFAULT_PRIVACY_POLICY)
+      end
+    end
+
+    context 'with a custom setting value' do
+      before do
+        terms_setting = instance_double(Setting, value: 'Terms text', updated_at: 10.days.ago)
+        allow(Setting).to receive(:find_by).with(var: 'site_terms').and_return(terms_setting)
+      end
+
+      it 'has the privacy text' do
+        policy = described_class.current
+
+        expect(policy.text).to eq('Terms text')
+      end
+    end
+  end
+end
diff --git a/spec/models/public_feed_spec.rb b/spec/models/public_feed_spec.rb
index 23cc3ceea..d31aba084 100644
--- a/spec/models/public_feed_spec.rb
+++ b/spec/models/public_feed_spec.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 require 'rails_helper'
 
 RSpec.describe PublicFeed, type: :model do
@@ -11,7 +13,7 @@ RSpec.describe PublicFeed, type: :model do
       private_status = Fabricate(:status, visibility: :private)
 
       expect(subject).to include(public_status.id)
-      expect(subject).not_to include(private_status.id)
+      expect(subject).to_not include(private_status.id)
     end
 
     it 'does not include replies' do
@@ -19,7 +21,7 @@ RSpec.describe PublicFeed, type: :model do
       reply = Fabricate(:status, in_reply_to_id: status.id)
 
       expect(subject).to include(status.id)
-      expect(subject).not_to include(reply.id)
+      expect(subject).to_not include(reply.id)
     end
 
     it 'does not include boosts' do
@@ -27,7 +29,7 @@ RSpec.describe PublicFeed, type: :model do
       boost = Fabricate(:status, reblog_of_id: status.id)
 
       expect(subject).to include(status.id)
-      expect(subject).not_to include(boost.id)
+      expect(subject).to_not include(boost.id)
     end
 
     it 'filters out silenced accounts' do
@@ -36,10 +38,12 @@ RSpec.describe PublicFeed, type: :model do
       silenced_status = Fabricate(:status, account: silenced_account)
 
       expect(subject).to include(status.id)
-      expect(subject).not_to include(silenced_status.id)
+      expect(subject).to_not include(silenced_status.id)
     end
 
     context 'without local_only option' do
+      subject { described_class.new(viewer).get(20).map(&:id) }
+
       let(:viewer) { nil }
 
       let!(:local_account)  { Fabricate(:account, domain: nil) }
@@ -48,8 +52,6 @@ RSpec.describe PublicFeed, type: :model do
       let!(:remote_status)  { Fabricate(:status, account: remote_account) }
       let!(:local_only_status) { Fabricate(:status, account: local_account, local_only: true) }
 
-      subject { described_class.new(viewer).get(20).map(&:id) }
-
       context 'without a viewer' do
         let(:viewer) { nil }
 
@@ -62,7 +64,7 @@ RSpec.describe PublicFeed, type: :model do
         end
 
         it 'does not include local-only statuses' do
-          expect(subject).not_to include(local_only_status.id)
+          expect(subject).to_not include(local_only_status.id)
         end
       end
 
@@ -78,12 +80,14 @@ RSpec.describe PublicFeed, type: :model do
         end
 
         it 'does not include local-only statuses' do
-          expect(subject).not_to include(local_only_status.id)
+          expect(subject).to_not include(local_only_status.id)
         end
       end
     end
 
     context 'without local_only option but allow_local_only' do
+      subject { described_class.new(viewer, allow_local_only: true).get(20).map(&:id) }
+
       let(:viewer) { nil }
 
       let!(:local_account)  { Fabricate(:account, domain: nil) }
@@ -92,8 +96,6 @@ RSpec.describe PublicFeed, type: :model do
       let!(:remote_status)  { Fabricate(:status, account: remote_account) }
       let!(:local_only_status) { Fabricate(:status, account: local_account, local_only: true) }
 
-      subject { described_class.new(viewer, allow_local_only: true).get(20).map(&:id) }
-
       context 'without a viewer' do
         let(:viewer) { nil }
 
@@ -106,7 +108,7 @@ RSpec.describe PublicFeed, type: :model do
         end
 
         it 'does not include local-only statuses' do
-          expect(subject).not_to include(local_only_status.id)
+          expect(subject).to_not include(local_only_status.id)
         end
       end
 
@@ -128,24 +130,24 @@ RSpec.describe PublicFeed, type: :model do
     end
 
     context 'with a local_only option set' do
+      subject { described_class.new(viewer, local: true).get(20).map(&:id) }
+
       let!(:local_account)  { Fabricate(:account, domain: nil) }
       let!(:remote_account) { Fabricate(:account, domain: 'test.com') }
       let!(:local_status)   { Fabricate(:status, account: local_account) }
       let!(:remote_status)  { Fabricate(:status, account: remote_account) }
       let!(:local_only_status) { Fabricate(:status, account: local_account, local_only: true) }
 
-      subject { described_class.new(viewer, local: true).get(20).map(&:id) }
-
       context 'without a viewer' do
         let(:viewer) { nil }
 
         it 'does not include remote instances statuses' do
           expect(subject).to include(local_status.id)
-          expect(subject).not_to include(remote_status.id)
+          expect(subject).to_not include(remote_status.id)
         end
 
         it 'does not include local-only statuses' do
-          expect(subject).not_to include(local_only_status.id)
+          expect(subject).to_not include(local_only_status.id)
         end
       end
 
@@ -154,13 +156,13 @@ RSpec.describe PublicFeed, type: :model do
 
         it 'does not include remote instances statuses' do
           expect(subject).to include(local_status.id)
-          expect(subject).not_to include(remote_status.id)
+          expect(subject).to_not include(remote_status.id)
         end
 
         it 'is not affected by personal domain blocks' do
           viewer.block_domain!('test.com')
           expect(subject).to include(local_status.id)
-          expect(subject).not_to include(remote_status.id)
+          expect(subject).to_not include(remote_status.id)
         end
 
         it 'includes local-only statuses' do
@@ -170,18 +172,18 @@ RSpec.describe PublicFeed, type: :model do
     end
 
     context 'with a remote_only option set' do
+      subject { described_class.new(viewer, remote: true).get(20).map(&:id) }
+
       let!(:local_account)  { Fabricate(:account, domain: nil) }
       let!(:remote_account) { Fabricate(:account, domain: 'test.com') }
       let!(:local_status)   { Fabricate(:status, account: local_account) }
       let!(:remote_status)  { Fabricate(:status, account: remote_account) }
 
-      subject { described_class.new(viewer, remote: true).get(20).map(&:id) }
-
       context 'without a viewer' do
         let(:viewer) { nil }
 
         it 'does not include local instances statuses' do
-          expect(subject).not_to include(local_status.id)
+          expect(subject).to_not include(local_status.id)
           expect(subject).to include(remote_status.id)
         end
       end
@@ -190,25 +192,25 @@ RSpec.describe PublicFeed, type: :model do
         let(:viewer) { Fabricate(:account, username: 'viewer') }
 
         it 'does not include local instances statuses' do
-          expect(subject).not_to include(local_status.id)
+          expect(subject).to_not include(local_status.id)
           expect(subject).to include(remote_status.id)
         end
       end
     end
 
     describe 'with an account passed in' do
+      subject { described_class.new(@account).get(20).map(&:id) }
+
       before do
         @account = Fabricate(:account)
       end
 
-      subject { described_class.new(@account).get(20).map(&:id) }
-
       it 'excludes statuses from accounts blocked by the account' do
         blocked = Fabricate(:account)
         @account.block!(blocked)
         blocked_status = Fabricate(:status, account: blocked)
 
-        expect(subject).not_to include(blocked_status.id)
+        expect(subject).to_not include(blocked_status.id)
       end
 
       it 'excludes statuses from accounts who have blocked the account' do
@@ -216,7 +218,7 @@ RSpec.describe PublicFeed, type: :model do
         blocker.block!(@account)
         blocked_status = Fabricate(:status, account: blocker)
 
-        expect(subject).not_to include(blocked_status.id)
+        expect(subject).to_not include(blocked_status.id)
       end
 
       it 'excludes statuses from accounts muted by the account' do
@@ -224,7 +226,7 @@ RSpec.describe PublicFeed, type: :model do
         @account.mute!(muted)
         muted_status = Fabricate(:status, account: muted)
 
-        expect(subject).not_to include(muted_status.id)
+        expect(subject).to_not include(muted_status.id)
       end
 
       it 'excludes statuses from accounts from personally blocked domains' do
@@ -232,7 +234,7 @@ RSpec.describe PublicFeed, type: :model do
         @account.block_domain!(blocked.domain)
         blocked_status = Fabricate(:status, account: blocked)
 
-        expect(subject).not_to include(blocked_status.id)
+        expect(subject).to_not include(blocked_status.id)
       end
 
       context 'with language preferences' do
@@ -244,7 +246,7 @@ RSpec.describe PublicFeed, type: :model do
 
           expect(subject).to include(en_status.id)
           expect(subject).to include(es_status.id)
-          expect(subject).not_to include(fr_status.id)
+          expect(subject).to_not include(fr_status.id)
         end
 
         it 'includes all languages when user does not have a setting' do
diff --git a/spec/models/relay_spec.rb b/spec/models/relay_spec.rb
index 12dc0f20f..86c1762c1 100644
--- a/spec/models/relay_spec.rb
+++ b/spec/models/relay_spec.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 require 'rails_helper'
 
 RSpec.describe Relay, type: :model do
diff --git a/spec/models/remote_follow_spec.rb b/spec/models/remote_follow_spec.rb
index 5b4c19b5b..ea36b0076 100644
--- a/spec/models/remote_follow_spec.rb
+++ b/spec/models/remote_follow_spec.rb
@@ -17,7 +17,7 @@ RSpec.describe RemoteFollow do
       let(:attrs) { { acct: 'gargron@quitter.no' } }
 
       it 'returns acct' do
-        is_expected.to eq 'gargron@quitter.no'
+        expect(subject).to eq 'gargron@quitter.no'
       end
     end
 
@@ -25,7 +25,7 @@ RSpec.describe RemoteFollow do
       let(:attrs) { {} }
 
       it do
-        is_expected.to be_nil
+        expect(subject).to be_nil
       end
     end
   end
@@ -37,7 +37,7 @@ RSpec.describe RemoteFollow do
       let(:attrs) { { acct: 'gargron@quitter.no' } }
 
       it do
-        is_expected.to be true
+        expect(subject).to be true
       end
     end
 
@@ -45,12 +45,14 @@ RSpec.describe RemoteFollow do
       let(:attrs) { {} }
 
       it do
-        is_expected.to be false
+        expect(subject).to be false
       end
     end
   end
 
   describe '#subscribe_address_for' do
+    subject { remote_follow.subscribe_address_for(account) }
+
     before do
       remote_follow.valid?
     end
@@ -58,10 +60,8 @@ RSpec.describe RemoteFollow do
     let(:attrs)   { { acct: 'gargron@quitter.no' } }
     let(:account) { Fabricate(:account, username: 'alice') }
 
-    subject { remote_follow.subscribe_address_for(account) }
-
     it 'returns subscribe address' do
-      is_expected.to eq 'https://quitter.no/main/ostatussub?profile=https%3A%2F%2Fcb6e6126.ngrok.io%2Fusers%2Falice'
+      expect(subject).to eq 'https://quitter.no/main/ostatussub?profile=https%3A%2F%2Fcb6e6126.ngrok.io%2Fusers%2Falice'
     end
   end
 end
diff --git a/spec/models/report_filter_spec.rb b/spec/models/report_filter_spec.rb
index 099c0731d..8269c4579 100644
--- a/spec/models/report_filter_spec.rb
+++ b/spec/models/report_filter_spec.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 require 'rails_helper'
 
 describe ReportFilter do
diff --git a/spec/models/report_spec.rb b/spec/models/report_spec.rb
index 874be4132..20a048c33 100644
--- a/spec/models/report_spec.rb
+++ b/spec/models/report_spec.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 require 'rails_helper'
 
 describe Report do
@@ -33,7 +35,7 @@ describe Report do
     end
 
     it 'assigns to a given account' do
-      is_expected.to eq current_account.id
+      expect(subject).to eq current_account.id
     end
   end
 
@@ -48,7 +50,7 @@ describe Report do
     end
 
     it 'unassigns' do
-      is_expected.to be_nil
+      expect(subject).to be_nil
     end
   end
 
@@ -119,12 +121,6 @@ describe Report do
   end
 
   describe 'validations' do
-    it 'has a valid fabricator' do
-      report = Fabricate(:report)
-      report.valid?
-      expect(report).to be_valid
-    end
-
     it 'is invalid if comment is longer than 1000 characters' do
       report = Fabricate.build(:report, comment: Faker::Lorem.characters(number: 1001))
       report.valid?
diff --git a/spec/models/rule_spec.rb b/spec/models/rule_spec.rb
index 8666bda71..c9b9c5502 100644
--- a/spec/models/rule_spec.rb
+++ b/spec/models/rule_spec.rb
@@ -1,5 +1,19 @@
+# frozen_string_literal: true
+
 require 'rails_helper'
 
-RSpec.describe Rule, type: :model do
-  pending "add some examples to (or delete) #{__FILE__}"
+describe Rule do
+  describe 'scopes' do
+    describe 'ordered' do
+      let(:deleted_rule) { Fabricate(:rule, deleted_at: 10.days.ago) }
+      let(:first_rule) { Fabricate(:rule, deleted_at: nil, priority: 1) }
+      let(:last_rule) { Fabricate(:rule, deleted_at: nil, priority: 10) }
+
+      it 'finds the correct records' do
+        results = described_class.ordered
+
+        expect(results).to eq([first_rule, last_rule])
+      end
+    end
+  end
 end
diff --git a/spec/models/scheduled_status_spec.rb b/spec/models/scheduled_status_spec.rb
index f8c9d8b81..294fa9f36 100644
--- a/spec/models/scheduled_status_spec.rb
+++ b/spec/models/scheduled_status_spec.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 require 'rails_helper'
 
 RSpec.describe ScheduledStatus, type: :model do
diff --git a/spec/models/session_activation_spec.rb b/spec/models/session_activation_spec.rb
index 450dc1399..375199d57 100644
--- a/spec/models/session_activation_spec.rb
+++ b/spec/models/session_activation_spec.rb
@@ -7,7 +7,7 @@ RSpec.describe SessionActivation, type: :model do
     let(:session_activation) { Fabricate(:session_activation, user_agent: 'Chrome/62.0.3202.89') }
 
     it 'sets a Browser instance as detection' do
-      expect(session_activation.detection).to be_kind_of Browser::Chrome
+      expect(session_activation.detection).to be_a Browser::Chrome
     end
   end
 
@@ -44,7 +44,7 @@ RSpec.describe SessionActivation, type: :model do
       let(:id) { nil }
 
       it 'returns nil' do
-        is_expected.to be nil
+        expect(subject).to be_nil
       end
     end
 
@@ -54,7 +54,7 @@ RSpec.describe SessionActivation, type: :model do
 
       context 'id exists as session_id' do
         it 'returns true' do
-          is_expected.to be true
+          expect(subject).to be true
         end
       end
 
@@ -64,7 +64,7 @@ RSpec.describe SessionActivation, type: :model do
         end
 
         it 'returns false' do
-          is_expected.to be false
+          expect(subject).to be false
         end
       end
     end
@@ -80,7 +80,7 @@ RSpec.describe SessionActivation, type: :model do
     end
 
     it 'returns an instance of SessionActivation' do
-      expect(described_class.activate(**options)).to be_kind_of SessionActivation
+      expect(described_class.activate(**options)).to be_a SessionActivation
     end
   end
 
@@ -89,7 +89,7 @@ RSpec.describe SessionActivation, type: :model do
       let(:id) { nil }
 
       it 'returns nil' do
-        expect(described_class.deactivate(id)).to be nil
+        expect(described_class.deactivate(id)).to be_nil
       end
     end
 
@@ -118,8 +118,8 @@ RSpec.describe SessionActivation, type: :model do
     let(:id) { '1' }
 
     it 'calls where.destroy_all' do
-      expect(described_class).to receive_message_chain(:where, :destroy_all)
-        .with('session_id != ?', id).with(no_args)
+      expect(described_class).to receive_message_chain(:where, :not, :destroy_all)
+        .with(session_id: id).with(no_args)
 
       described_class.exclusive(id)
     end
diff --git a/spec/models/setting_spec.rb b/spec/models/setting_spec.rb
index 3ccc21d6c..826a13878 100644
--- a/spec/models/setting_spec.rb
+++ b/spec/models/setting_spec.rb
@@ -38,7 +38,7 @@ RSpec.describe Setting, type: :model do
       let(:cache_value)       { 'cache-value' }
 
       it 'calls not RailsSettings::Base#[]' do
-        expect(RailsSettings::Base).not_to receive(:[]).with(key)
+        expect(RailsSettings::Base).to_not receive(:[]).with(key)
         described_class[key]
       end
 
@@ -104,7 +104,7 @@ RSpec.describe Setting, type: :model do
           ActiveSupport::Notifications.subscribed callback, 'sql.active_record' do
             described_class[key]
           end
-          expect(callback).not_to have_received(:call)
+          expect(callback).to_not have_received(:call)
         end
 
         it 'returns the cached value' do
@@ -127,7 +127,7 @@ RSpec.describe Setting, type: :model do
     let(:records)          { [original_setting] }
 
     it 'returns a Hash' do
-      expect(described_class.all_as_records).to be_kind_of Hash
+      expect(described_class.all_as_records).to be_a Hash
     end
 
     context 'records includes Setting with var as the key' do
@@ -146,7 +146,7 @@ RSpec.describe Setting, type: :model do
         it 'includes Setting with value of default_value' do
           setting = described_class.all_as_records[key]
 
-          expect(setting).to be_kind_of Setting
+          expect(setting).to be_a Setting
           expect(setting).to have_attributes(var: key)
           expect(setting).to have_attributes(value: 'default_value')
         end
@@ -163,17 +163,17 @@ RSpec.describe Setting, type: :model do
   end
 
   describe '.default_settings' do
+    subject { described_class.default_settings }
+
     before do
       allow(RailsSettings::Default).to receive(:enabled?).and_return(enabled)
     end
 
-    subject { described_class.default_settings }
-
     context 'RailsSettings::Default.enabled? is false' do
       let(:enabled) { false }
 
       it 'returns {}' do
-        is_expected.to eq({})
+        expect(subject).to eq({})
       end
     end
 
@@ -181,7 +181,7 @@ RSpec.describe Setting, type: :model do
       let(:enabled) { true }
 
       it 'returns instance of RailsSettings::Default' do
-        is_expected.to be_kind_of RailsSettings::Default
+        expect(subject).to be_a RailsSettings::Default
       end
     end
   end
diff --git a/spec/models/status_edit_spec.rb b/spec/models/status_edit_spec.rb
index 2ecafef73..2d3351452 100644
--- a/spec/models/status_edit_spec.rb
+++ b/spec/models/status_edit_spec.rb
@@ -1,5 +1,13 @@
+# frozen_string_literal: true
+
 require 'rails_helper'
 
-RSpec.describe StatusEdit, type: :model do
-  pending "add some examples to (or delete) #{__FILE__}"
+describe StatusEdit do
+  describe '#reblog?' do
+    it 'returns false' do
+      record = described_class.new
+
+      expect(record).to_not be_a_reblog
+    end
+  end
 end
diff --git a/spec/models/status_pin_spec.rb b/spec/models/status_pin_spec.rb
index c18faca78..c4ebf96da 100644
--- a/spec/models/status_pin_spec.rb
+++ b/spec/models/status_pin_spec.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 require 'rails_helper'
 
 RSpec.describe StatusPin, type: :model do
diff --git a/spec/models/status_spec.rb b/spec/models/status_spec.rb
index e0a7aba7e..04e5c26af 100644
--- a/spec/models/status_spec.rb
+++ b/spec/models/status_spec.rb
@@ -1,12 +1,14 @@
+# frozen_string_literal: true
+
 require 'rails_helper'
 
 RSpec.describe Status, type: :model do
+  subject { Fabricate(:status, account: alice) }
+
   let(:alice) { Fabricate(:account, username: 'alice') }
   let(:bob)   { Fabricate(:account, username: 'bob') }
   let(:other) { Fabricate(:status, account: bob, text: 'Skulls for the skull god! The enemy\'s gates are sideways!') }
 
-  subject { Fabricate(:status, account: alice) }
-
   describe '#local?' do
     it 'returns true when no remote URI is set' do
       expect(subject.local?).to be true
@@ -204,14 +206,14 @@ RSpec.describe Status, type: :model do
   end
 
   describe 'on create' do
+    subject { Status.new }
+
     let(:local_account) { Fabricate(:account, username: 'local', domain: nil) }
     let(:remote_account) { Fabricate(:account, username: 'remote', domain: 'example.com') }
 
-    subject { Status.new }
-
     describe 'on a status that ends with the local-only emoji' do
       before do
-        subject.text = 'A toot ' + subject.local_only_emoji
+        subject.text = "A toot #{subject.local_only_emoji}"
       end
 
       context 'if the status originates from this instance' do
@@ -241,11 +243,11 @@ RSpec.describe Status, type: :model do
   end
 
   describe '.mutes_map' do
+    subject { Status.mutes_map([status.conversation.id], account) }
+
     let(:status)  { Fabricate(:status) }
     let(:account) { Fabricate(:account) }
 
-    subject { Status.mutes_map([status.conversation.id], account) }
-
     it 'returns a hash' do
       expect(subject).to be_a Hash
     end
@@ -257,11 +259,11 @@ RSpec.describe Status, type: :model do
   end
 
   describe '.favourites_map' do
+    subject { Status.favourites_map([status], account) }
+
     let(:status)  { Fabricate(:status) }
     let(:account) { Fabricate(:account) }
 
-    subject { Status.favourites_map([status], account) }
-
     it 'returns a hash' do
       expect(subject).to be_a Hash
     end
@@ -273,11 +275,11 @@ RSpec.describe Status, type: :model do
   end
 
   describe '.reblogs_map' do
+    subject { Status.reblogs_map([status], account) }
+
     let(:status)  { Fabricate(:status) }
     let(:account) { Fabricate(:account) }
 
-    subject { Status.reblogs_map([status], account) }
-
     it 'returns a hash' do
       expect(subject).to be_a Hash
     end
@@ -289,52 +291,52 @@ RSpec.describe Status, type: :model do
   end
 
   describe '.as_direct_timeline' do
+    subject(:results) { Status.as_direct_timeline(account) }
+
     let(:account) { Fabricate(:account) }
     let(:followed) { Fabricate(:account) }
     let(:not_followed) { Fabricate(:account) }
 
-    before do
-      Fabricate(:follow, account: account, target_account: followed)
-
-      @self_public_status = Fabricate(:status, account: account, visibility: :public)
-      @self_direct_status = Fabricate(:status, account: account, visibility: :direct)
-      @followed_public_status = Fabricate(:status, account: followed, visibility: :public)
-      @followed_direct_status = Fabricate(:status, account: followed, visibility: :direct)
-      @not_followed_direct_status = Fabricate(:status, account: not_followed, visibility: :direct)
+    let!(:self_public_status) { Fabricate(:status, account: account, visibility: :public) }
+    let!(:self_direct_status) { Fabricate(:status, account: account, visibility: :direct) }
+    let!(:followed_public_status) { Fabricate(:status, account: followed, visibility: :public) }
+    let!(:followed_direct_status) { Fabricate(:status, account: followed, visibility: :direct) }
+    let!(:not_followed_direct_status) { Fabricate(:status, account: not_followed, visibility: :direct) }
 
-      @results = Status.as_direct_timeline(account)
+    before do
+      account.follow!(followed)
     end
 
     it 'does not include public statuses from self' do
-      expect(@results).to_not include(@self_public_status)
+      expect(results).to_not include(self_public_status)
     end
 
     it 'includes direct statuses from self' do
-      expect(@results).to include(@self_direct_status)
+      expect(results).to include(self_direct_status)
     end
 
     it 'does not include public statuses from followed' do
-      expect(@results).to_not include(@followed_public_status)
+      expect(results).to_not include(followed_public_status)
     end
 
     it 'does not include direct statuses not mentioning recipient from followed' do
-      expect(@results).to_not include(@followed_direct_status)
+      expect(results).to_not include(followed_direct_status)
     end
 
     it 'does not include direct statuses not mentioning recipient from non-followed' do
-      expect(@results).to_not include(@not_followed_direct_status)
+      expect(results).to_not include(not_followed_direct_status)
     end
 
     it 'includes direct statuses mentioning recipient from followed' do
-      Fabricate(:mention, account: account, status: @followed_direct_status)
+      Fabricate(:mention, account: account, status: followed_direct_status)
       results2 = Status.as_direct_timeline(account)
-      expect(results2).to include(@followed_direct_status)
+      expect(results2).to include(followed_direct_status)
     end
 
     it 'includes direct statuses mentioning recipient from non-followed' do
-      Fabricate(:mention, account: account, status: @not_followed_direct_status)
+      Fabricate(:mention, account: account, status: not_followed_direct_status)
       results2 = Status.as_direct_timeline(account)
-      expect(results2).to include(@not_followed_direct_status)
+      expect(results2).to include(not_followed_direct_status)
     end
   end
 
diff --git a/spec/models/status_stat_spec.rb b/spec/models/status_stat_spec.rb
index af1a6f288..749ca097d 100644
--- a/spec/models/status_stat_spec.rb
+++ b/spec/models/status_stat_spec.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 require 'rails_helper'
 
 RSpec.describe StatusStat, type: :model do
diff --git a/spec/models/status_trend_spec.rb b/spec/models/status_trend_spec.rb
index 6b82204a6..9678b838a 100644
--- a/spec/models/status_trend_spec.rb
+++ b/spec/models/status_trend_spec.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 require 'rails_helper'
 
 RSpec.describe StatusTrend, type: :model do
diff --git a/spec/models/system_key_spec.rb b/spec/models/system_key_spec.rb
index a138bc131..a4e8b7784 100644
--- a/spec/models/system_key_spec.rb
+++ b/spec/models/system_key_spec.rb
@@ -1,5 +1,6 @@
+# frozen_string_literal: true
+
 require 'rails_helper'
 
 RSpec.describe SystemKey, type: :model do
-
 end
diff --git a/spec/models/tag_feed_spec.rb b/spec/models/tag_feed_spec.rb
index 45f7c3329..d8683b86f 100644
--- a/spec/models/tag_feed_spec.rb
+++ b/spec/models/tag_feed_spec.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 require 'rails_helper'
 
 describe TagFeed, type: :service do
@@ -65,7 +67,7 @@ describe TagFeed, type: :service do
       expect(results).to include(status)
     end
 
-    context 'on a local-only status' do
+    context 'when the feed contains a local-only status' do
       let!(:status) { Fabricate(:status, tags: [tag1], local_only: true) }
 
       it 'does not show local-only statuses without a viewer' do
diff --git a/spec/models/tag_follow_spec.rb b/spec/models/tag_follow_spec.rb
index 50c04d2e4..88409bb28 100644
--- a/spec/models/tag_follow_spec.rb
+++ b/spec/models/tag_follow_spec.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 require 'rails_helper'
 
 RSpec.describe TagFollow, type: :model do
diff --git a/spec/models/tag_spec.rb b/spec/models/tag_spec.rb
index 102d2f625..4d6e5c380 100644
--- a/spec/models/tag_spec.rb
+++ b/spec/models/tag_spec.rb
@@ -1,18 +1,19 @@
 # frozen_string_literal: true
+
 require 'rails_helper'
 
 RSpec.describe Tag do
   describe 'validations' do
     it 'invalid with #' do
-      expect(described_class.new(name: '#hello_world')).not_to be_valid
+      expect(described_class.new(name: '#hello_world')).to_not be_valid
     end
 
     it 'invalid with .' do
-      expect(described_class.new(name: '.abcdef123')).not_to be_valid
+      expect(described_class.new(name: '.abcdef123')).to_not be_valid
     end
 
     it 'invalid with spaces' do
-      expect(described_class.new(name: 'hello world')).not_to be_valid
+      expect(described_class.new(name: 'hello world')).to_not be_valid
     end
 
     it 'valid with ａｅｓｔｈｅｔｉｃ' do
diff --git a/spec/models/trends/statuses_spec.rb b/spec/models/trends/statuses_spec.rb
index 5f338a65e..29a20a595 100644
--- a/spec/models/trends/statuses_spec.rb
+++ b/spec/models/trends/statuses_spec.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 require 'rails_helper'
 
 RSpec.describe Trends::Statuses do
@@ -76,7 +78,7 @@ RSpec.describe Trends::Statuses do
     before do
       13.times { reblog(status1, today) }
       13.times { reblog(status2, today) }
-       4.times { reblog(status3, today) }
+      4.times { reblog(status3, today) }
     end
 
     context do
diff --git a/spec/models/trends/tags_spec.rb b/spec/models/trends/tags_spec.rb
index f48c73503..09ac918d0 100644
--- a/spec/models/trends/tags_spec.rb
+++ b/spec/models/trends/tags_spec.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 require 'rails_helper'
 
 RSpec.describe Trends::Tags do
@@ -22,7 +24,9 @@ RSpec.describe Trends::Tags do
   end
 
   describe '#query' do
-    pending
+    it 'returns a composable query scope' do
+      expect(subject.query).to be_a Trends::Query
+    end
   end
 
   describe '#refresh' do
diff --git a/spec/models/unavailable_domain_spec.rb b/spec/models/unavailable_domain_spec.rb
index 3f2621034..5469ff693 100644
--- a/spec/models/unavailable_domain_spec.rb
+++ b/spec/models/unavailable_domain_spec.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 require 'rails_helper'
 
 RSpec.describe UnavailableDomain, type: :model do
diff --git a/spec/models/user_invite_request_spec.rb b/spec/models/user_invite_request_spec.rb
index 1be38d8a4..95e128439 100644
--- a/spec/models/user_invite_request_spec.rb
+++ b/spec/models/user_invite_request_spec.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 require 'rails_helper'
 
 RSpec.describe UserInviteRequest, type: :model do
diff --git a/spec/models/user_role_spec.rb b/spec/models/user_role_spec.rb
index 28019593e..97456c106 100644
--- a/spec/models/user_role_spec.rb
+++ b/spec/models/user_role_spec.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 require 'rails_helper'
 
 RSpec.describe UserRole, type: :model do
@@ -58,7 +60,7 @@ RSpec.describe UserRole, type: :model do
   end
 
   describe '#permissions_as_keys=' do
-    let(:input) { }
+    let(:input) {}
 
     before do
       subject.permissions_as_keys = input
@@ -127,7 +129,7 @@ RSpec.describe UserRole, type: :model do
     subject { described_class.everyone }
 
     it 'returns a role' do
-      expect(subject).to be_kind_of(described_class)
+      expect(subject).to be_a(described_class)
     end
 
     it 'is identified as the everyone role' do
@@ -139,7 +141,7 @@ RSpec.describe UserRole, type: :model do
     end
 
     it 'has negative position' do
-      expect(subject.position).to eq -1
+      expect(subject.position).to eq(-1)
     end
   end
 
@@ -147,7 +149,7 @@ RSpec.describe UserRole, type: :model do
     subject { described_class.nobody }
 
     it 'returns a role' do
-      expect(subject).to be_kind_of(described_class)
+      expect(subject).to be_a(described_class)
     end
 
     it 'is identified as the nobody role' do
@@ -159,7 +161,7 @@ RSpec.describe UserRole, type: :model do
     end
 
     it 'has negative position' do
-      expect(subject.position).to eq -1
+      expect(subject.position).to eq(-1)
     end
   end
 
diff --git a/spec/models/user_settings/namespace_spec.rb b/spec/models/user_settings/namespace_spec.rb
new file mode 100644
index 000000000..ae2fa7b48
--- /dev/null
+++ b/spec/models/user_settings/namespace_spec.rb
@@ -0,0 +1,25 @@
+# frozen_string_literal: true
+
+require 'rails_helper'
+
+RSpec.describe UserSettings::Namespace do
+  subject { described_class.new(name) }
+
+  let(:name) { :foo }
+
+  describe '#setting' do
+    before do
+      subject.setting :bar, default: 'baz'
+    end
+
+    it 'adds setting to definitions' do
+      expect(subject.definitions[:'foo.bar']).to have_attributes(name: :bar, namespace: :foo, default_value: 'baz')
+    end
+  end
+
+  describe '#definitions' do
+    it 'returns a hash' do
+      expect(subject.definitions).to be_a Hash
+    end
+  end
+end
diff --git a/spec/models/user_settings/setting_spec.rb b/spec/models/user_settings/setting_spec.rb
new file mode 100644
index 000000000..9884ae4f8
--- /dev/null
+++ b/spec/models/user_settings/setting_spec.rb
@@ -0,0 +1,106 @@
+# frozen_string_literal: true
+
+require 'rails_helper'
+
+RSpec.describe UserSettings::Setting do
+  subject { described_class.new(name, options) }
+
+  let(:name)      { :foo }
+  let(:options)   { { default: default, namespace: namespace } }
+  let(:default)   { false }
+  let(:namespace) { nil }
+
+  describe '#default_value' do
+    context 'when default value is a primitive value' do
+      it 'returns default value' do
+        expect(subject.default_value).to eq default
+      end
+    end
+
+    context 'when default value is a proc' do
+      let(:default) { -> { 'bar' } }
+
+      it 'returns value from proc' do
+        expect(subject.default_value).to eq 'bar'
+      end
+    end
+  end
+
+  describe '#type' do
+    it 'returns a type' do
+      expect(subject.type).to be_a ActiveModel::Type::Value
+    end
+
+    context 'when default value is a boolean' do
+      let(:default) { false }
+
+      it 'returns boolean' do
+        expect(subject.type).to be_a ActiveModel::Type::Boolean
+      end
+    end
+
+    context 'when default value is a string' do
+      let(:default) { '' }
+
+      it 'returns string' do
+        expect(subject.type).to be_a ActiveModel::Type::String
+      end
+    end
+
+    context 'when default value is a lambda returning a boolean' do
+      let(:default) { -> { false } }
+
+      it 'returns boolean' do
+        expect(subject.type).to be_a ActiveModel::Type::Boolean
+      end
+    end
+
+    context 'when default value is a lambda returning a string' do
+      let(:default) { -> { '' } }
+
+      it 'returns boolean' do
+        expect(subject.type).to be_a ActiveModel::Type::String
+      end
+    end
+  end
+
+  describe '#type_cast' do
+    context 'when default value is a boolean' do
+      let(:default) { false }
+
+      it 'returns boolean' do
+        expect(subject.type_cast('1')).to be true
+      end
+    end
+
+    context 'when default value is a string' do
+      let(:default) { '' }
+
+      it 'returns string' do
+        expect(subject.type_cast(1)).to eq '1'
+      end
+    end
+  end
+
+  describe '#to_a' do
+    it 'returns an array' do
+      expect(subject.to_a).to eq [name, default]
+    end
+  end
+
+  describe '#key' do
+    context 'when there is no namespace' do
+      it 'returnsn a symbol' do
+        expect(subject.key).to eq :foo
+      end
+    end
+
+    context 'when there is a namespace' do
+      let(:namespace) { :bar }
+
+      it 'returns a symbol' do
+        expect(subject.key).to eq :'bar.foo'
+      end
+    end
+  end
+end
diff --git a/spec/models/user_settings_spec.rb b/spec/models/user_settings_spec.rb
new file mode 100644
index 000000000..f0e4272fd
--- /dev/null
+++ b/spec/models/user_settings_spec.rb
@@ -0,0 +1,110 @@
+# frozen_string_literal: true
+
+require 'rails_helper'
+
+RSpec.describe UserSettings do
+  subject { described_class.new(json) }
+
+  let(:json) { {} }
+
+  describe '#[]' do
+    context 'when setting is not set' do
+      it 'returns default value' do
+        expect(subject[:always_send_emails]).to be false
+      end
+    end
+
+    context 'when setting is set' do
+      let(:json) { { default_language: 'fr' } }
+
+      it 'returns value' do
+        expect(subject[:default_language]).to eq 'fr'
+      end
+    end
+
+    context 'when setting was not defined' do
+      it 'raises error' do
+        expect { subject[:foo] }.to raise_error UserSettings::KeyError
+      end
+    end
+  end
+
+  describe '#[]=' do
+    context 'when value matches type' do
+      before do
+        subject[:always_send_emails] = true
+      end
+
+      it 'updates value' do
+        expect(subject[:always_send_emails]).to be true
+      end
+    end
+
+    context 'when value needs to be type-cast' do
+      before do
+        subject[:always_send_emails] = '1'
+      end
+
+      it 'updates value with a type-cast' do
+        expect(subject[:always_send_emails]).to be true
+      end
+    end
+  end
+
+  describe '#update' do
+    before do
+      subject.update(always_send_emails: true, default_language: 'fr', default_privacy: nil)
+    end
+
+    it 'updates values' do
+      expect(subject[:always_send_emails]).to be true
+      expect(subject[:default_language]).to eq 'fr'
+    end
+
+    it 'does not set values that are nil' do
+      expect(subject.as_json).to_not include(default_privacy: nil)
+    end
+  end
+
+  describe '#as_json' do
+    let(:json) { { default_language: 'fr' } }
+
+    it 'returns hash' do
+      expect(subject.as_json).to eq json
+    end
+  end
+
+  describe '.keys' do
+    it 'returns an array' do
+      expect(described_class.keys).to be_a Array
+    end
+  end
+
+  describe '.definition_for' do
+    context 'when key is defined' do
+      it 'returns a setting' do
+        expect(described_class.definition_for(:always_send_emails)).to be_a UserSettings::Setting
+      end
+    end
+
+    context 'when key is not defined' do
+      it 'returns nil' do
+        expect(described_class.definition_for(:foo)).to be_nil
+      end
+    end
+  end
+
+  describe '.definition_for?' do
+    context 'when key is defined' do
+      it 'returns true' do
+        expect(described_class.definition_for?(:always_send_emails)).to be true
+      end
+    end
+
+    context 'when key is not defined' do
+      it 'returns false' do
+        expect(described_class.definition_for?(:foo)).to be false
+      end
+    end
+  end
+end
diff --git a/spec/models/user_spec.rb b/spec/models/user_spec.rb
index a7da31e60..ab883927a 100644
--- a/spec/models/user_spec.rb
+++ b/spec/models/user_spec.rb
@@ -1,7 +1,12 @@
+# frozen_string_literal: true
+
 require 'rails_helper'
 require 'devise_two_factor/spec_helpers'
 
 RSpec.describe User, type: :model do
+  let(:password) { 'abcd1234' }
+  let(:account) { Fabricate(:account, username: 'alice') }
+
   it_behaves_like 'two_factor_backupable'
 
   describe 'otp_secret' do
@@ -43,7 +48,7 @@ RSpec.describe User, type: :model do
     it 'cleans out empty string from languages' do
       user = Fabricate.build(:user, chosen_languages: [''])
       user.valid?
-      expect(user.chosen_languages).to eq nil
+      expect(user.chosen_languages).to be_nil
     end
   end
 
@@ -96,9 +101,6 @@ RSpec.describe User, type: :model do
     end
   end
 
-  let(:account) { Fabricate(:account, username: 'alice') }
-  let(:password) { 'abcd1234' }
-
   describe 'blacklist' do
     around(:each) do |example|
       old_blacklist = Rails.configuration.x.email_blacklist
@@ -110,19 +112,19 @@ RSpec.describe User, type: :model do
       Rails.configuration.x.email_domains_blacklist = old_blacklist
     end
 
-    it 'should allow a non-blacklisted user to be created' do
+    it 'allows a non-blacklisted user to be created' do
       user = User.new(email: 'foo@example.com', account: account, password: password, agreement: true)
 
       expect(user.valid?).to be_truthy
     end
 
-    it 'should not allow a blacklisted user to be created' do
+    it 'does not allow a blacklisted user to be created' do
       user = User.new(email: 'foo@mvrht.com', account: account, password: password, agreement: true)
 
       expect(user.valid?).to be_falsey
     end
 
-    it 'should not allow a subdomain blacklisted user to be created' do
+    it 'does not allow a subdomain blacklisted user to be created' do
       user = User.new(email: 'foo@mvrht.com.topdomain.tld', account: account, password: password, agreement: true)
 
       expect(user.valid?).to be_falsey
@@ -142,10 +144,136 @@ RSpec.describe User, type: :model do
   end
 
   describe '#confirm' do
-    it 'sets email to unconfirmed_email' do
-      user = Fabricate.build(:user, confirmed_at: Time.now.utc, unconfirmed_email: 'new-email@example.com')
-      user.confirm
-      expect(user.email).to eq 'new-email@example.com'
+    subject { user.confirm }
+
+    let(:new_email) { 'new-email@example.com' }
+
+    before do
+      allow(TriggerWebhookWorker).to receive(:perform_async)
+    end
+
+    context 'when the user is already confirmed' do
+      let!(:user) { Fabricate(:user, confirmed_at: Time.now.utc, approved: true, unconfirmed_email: new_email) }
+
+      it 'sets email to unconfirmed_email' do
+        expect { subject }.to change { user.reload.email }.to(new_email)
+      end
+
+      it 'does not trigger the account.approved Web Hook' do
+        subject
+        expect(TriggerWebhookWorker).to_not have_received(:perform_async).with('account.approved', 'Account', user.account_id)
+      end
+    end
+
+    context 'when the user is a new user' do
+      let(:user) { Fabricate(:user, confirmed_at: nil, unconfirmed_email: new_email) }
+
+      context 'when the user is already approved' do
+        around(:example) do |example|
+          registrations_mode = Setting.registrations_mode
+          Setting.registrations_mode = 'approved'
+
+          example.run
+
+          Setting.registrations_mode = registrations_mode
+        end
+
+        before do
+          user.approve!
+        end
+
+        it 'sets email to unconfirmed_email' do
+          expect { subject }.to change { user.reload.email }.to(new_email)
+        end
+
+        it 'triggers the account.approved Web Hook' do
+          user.confirm
+          expect(TriggerWebhookWorker).to have_received(:perform_async).with('account.approved', 'Account', user.account_id).once
+        end
+      end
+
+      context 'when the user does not require explicit approval' do
+        around(:example) do |example|
+          registrations_mode = Setting.registrations_mode
+          Setting.registrations_mode = 'open'
+
+          example.run
+
+          Setting.registrations_mode = registrations_mode
+        end
+
+        it 'sets email to unconfirmed_email' do
+          expect { subject }.to change { user.reload.email }.to(new_email)
+        end
+
+        it 'triggers the account.approved Web Hook' do
+          user.confirm
+          expect(TriggerWebhookWorker).to have_received(:perform_async).with('account.approved', 'Account', user.account_id).once
+        end
+      end
+
+      context 'when the user requires explicit approval but is not approved' do
+        around(:example) do |example|
+          registrations_mode = Setting.registrations_mode
+          Setting.registrations_mode = 'approved'
+
+          example.run
+
+          Setting.registrations_mode = registrations_mode
+        end
+
+        it 'sets email to unconfirmed_email' do
+          expect { subject }.to change { user.reload.email }.to(new_email)
+        end
+
+        it 'does not trigger the account.approved Web Hook' do
+          subject
+          expect(TriggerWebhookWorker).to_not have_received(:perform_async).with('account.approved', 'Account', user.account_id)
+        end
+      end
+    end
+  end
+
+  describe '#approve!' do
+    subject { user.approve! }
+
+    around(:example) do |example|
+      registrations_mode = Setting.registrations_mode
+      Setting.registrations_mode = 'approved'
+
+      example.run
+
+      Setting.registrations_mode = registrations_mode
+    end
+
+    before do
+      allow(TriggerWebhookWorker).to receive(:perform_async)
+    end
+
+    context 'when the user is already confirmed' do
+      let(:user) { Fabricate(:user, confirmed_at: Time.now.utc, approved: false) }
+
+      it 'sets the approved flag' do
+        expect { subject }.to change { user.reload.approved? }.to(true)
+      end
+
+      it 'triggers the account.approved Web Hook' do
+        subject
+        expect(TriggerWebhookWorker).to have_received(:perform_async).with('account.approved', 'Account', user.account_id).once
+      end
+    end
+
+    context 'when the user is not confirmed' do
+      let(:user) { Fabricate(:user, confirmed_at: nil, approved: false) }
+
+      it 'sets the approved flag' do
+        expect { subject }.to change { user.reload.approved? }.to(true)
+      end
+
+      it 'does not trigger the account.approved Web Hook' do
+        subject
+        expect(TriggerWebhookWorker).to_not have_received(:perform_async).with('account.approved', 'Account', user.account_id)
+      end
     end
   end
 
@@ -159,7 +287,7 @@ RSpec.describe User, type: :model do
     it 'saves nil for otp_secret' do
       user = Fabricate.build(:user, otp_secret: 'oldotpcode')
       user.disable_two_factor!
-      expect(user.reload.otp_secret).to be nil
+      expect(user.reload.otp_secret).to be_nil
     end
 
     it 'saves cleared otp_backup_codes' do
@@ -185,9 +313,9 @@ RSpec.describe User, type: :model do
   end
 
   describe 'settings' do
-    it 'is instance of Settings::ScopedSettings' do
+    it 'is instance of UserSettings' do
       user = Fabricate(:user)
-      expect(user.settings).to be_kind_of Settings::ScopedSettings
+      expect(user.settings).to be_a UserSettings
     end
   end
 
@@ -220,17 +348,17 @@ RSpec.describe User, type: :model do
       Rails.configuration.x.email_domains_whitelist = old_whitelist
     end
 
-    it 'should not allow a user to be created unless they are whitelisted' do
+    it 'does not allow a user to be created unless they are whitelisted' do
       user = User.new(email: 'foo@example.com', account: account, password: password, agreement: true)
       expect(user.valid?).to be_falsey
     end
 
-    it 'should allow a user to be created if they are whitelisted' do
+    it 'allows a user to be created if they are whitelisted' do
       user = User.new(email: 'foo@mastodon.space', account: account, password: password, agreement: true)
       expect(user.valid?).to be_truthy
     end
 
-    it 'should not allow a user with a whitelisted top domain as subdomain in their email address to be created' do
+    it 'does not allow a user with a whitelisted top domain as subdomain in their email address to be created' do
       user = User.new(email: 'foo@mastodon.space.userdomain.com', account: account, password: password, agreement: true)
       expect(user.valid?).to be_falsey
     end
@@ -242,7 +370,7 @@ RSpec.describe User, type: :model do
         Rails.configuration.x.email_domains_blacklist = old_blacklist
       end
 
-      it 'should not allow a user to be created with a specific blacklisted subdomain even if the top domain is whitelisted' do
+      it 'does not allow a user to be created with a specific blacklisted subdomain even if the top domain is whitelisted' do
         Rails.configuration.x.email_domains_blacklist = 'blacklisted.mastodon.space'
 
         user = User.new(email: 'foo@blacklisted.mastodon.space', account: account, password: password)
@@ -251,16 +379,6 @@ RSpec.describe User, type: :model do
     end
   end
 
-  it_behaves_like 'Settings-extended' do
-    def create!
-      User.create!(account: Fabricate(:account, user: nil), email: 'foo@mastodon.space', password: 'abcd1234', agreement: true)
-    end
-
-    def fabricate
-      Fabricate(:user)
-    end
-  end
-
   describe 'token_for_app' do
     let(:user) { Fabricate(:user) }
     let(:app) { Fabricate(:application, owner: user) }
@@ -283,6 +401,7 @@ RSpec.describe User, type: :model do
 
   describe '#disable!' do
     subject(:user) { Fabricate(:user, disabled: false, current_sign_in_at: current_sign_in_at, last_sign_in_at: nil) }
+
     let(:current_sign_in_at) { Time.zone.now }
 
     before do
@@ -371,6 +490,7 @@ RSpec.describe User, type: :model do
 
   describe '#active_for_authentication?' do
     subject { user.active_for_authentication? }
+
     let(:user) { Fabricate(:user, disabled: disabled, confirmed_at: confirmed_at) }
 
     context 'when user is disabled' do
diff --git a/spec/models/web/push_subscription_spec.rb b/spec/models/web/push_subscription_spec.rb
index bd5719593..e925e4c4c 100644
--- a/spec/models/web/push_subscription_spec.rb
+++ b/spec/models/web/push_subscription_spec.rb
@@ -1,6 +1,10 @@
+# frozen_string_literal: true
+
 require 'rails_helper'
 
 RSpec.describe Web::PushSubscription, type: :model do
+  subject { described_class.new(data: data) }
+
   let(:account) { Fabricate(:account) }
 
   let(:policy) { 'all' }
@@ -19,8 +23,6 @@ RSpec.describe Web::PushSubscription, type: :model do
     }
   end
 
-  subject { described_class.new(data: data) }
-
   describe '#pushable?' do
     let(:notification_type) { :mention }
     let(:notification) { Fabricate(:notification, account: account, type: notification_type) }
@@ -29,7 +31,7 @@ RSpec.describe Web::PushSubscription, type: :model do
       context "when notification is a #{type}" do
         let(:notification_type) { type }
 
-        it "returns boolean corresponding to alert setting" do
+        it 'returns boolean corresponding to alert setting' do
           expect(subject.pushable?(notification)).to eq data[:alerts][type]
         end
       end
@@ -39,7 +41,7 @@ RSpec.describe Web::PushSubscription, type: :model do
       let(:policy) { 'all' }
 
       it 'returns true' do
-        expect(subject.pushable?(notification)).to eq true
+        expect(subject.pushable?(notification)).to be true
       end
     end
 
@@ -47,7 +49,7 @@ RSpec.describe Web::PushSubscription, type: :model do
       let(:policy) { 'none' }
 
       it 'returns false' do
-        expect(subject.pushable?(notification)).to eq false
+        expect(subject.pushable?(notification)).to be false
       end
     end
 
@@ -60,13 +62,13 @@ RSpec.describe Web::PushSubscription, type: :model do
         end
 
         it 'returns true' do
-          expect(subject.pushable?(notification)).to eq true
+          expect(subject.pushable?(notification)).to be true
         end
       end
 
       context 'and notification is not from someone you follow' do
         it 'returns false' do
-          expect(subject.pushable?(notification)).to eq false
+          expect(subject.pushable?(notification)).to be false
         end
       end
     end
@@ -80,13 +82,13 @@ RSpec.describe Web::PushSubscription, type: :model do
         end
 
         it 'returns true' do
-          expect(subject.pushable?(notification)).to eq true
+          expect(subject.pushable?(notification)).to be true
         end
       end
 
       context 'and notification is not from someone who follows you' do
         it 'returns false' do
-          expect(subject.pushable?(notification)).to eq false
+          expect(subject.pushable?(notification)).to be false
         end
       end
     end
diff --git a/spec/models/web/setting_spec.rb b/spec/models/web/setting_spec.rb
index 6657d4030..b7ff3c868 100644
--- a/spec/models/web/setting_spec.rb
+++ b/spec/models/web/setting_spec.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 require 'rails_helper'
 
 RSpec.describe Web::Setting, type: :model do
diff --git a/spec/models/webauthn_credentials_spec.rb b/spec/models/webauthn_credentials_spec.rb
index a63ae6cd2..1a2a2f909 100644
--- a/spec/models/webauthn_credentials_spec.rb
+++ b/spec/models/webauthn_credentials_spec.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 require 'rails_helper'
 
 RSpec.describe WebauthnCredential, type: :model do
@@ -35,8 +37,8 @@ RSpec.describe WebauthnCredential, type: :model do
     end
 
     it 'is invalid if already exist a webauthn credential with the same external id' do
-      existing_webauthn_credential = Fabricate(:webauthn_credential, external_id: "_Typ0ygudDnk9YUVWLQayw")
-      new_webauthn_credential = Fabricate.build(:webauthn_credential, external_id: "_Typ0ygudDnk9YUVWLQayw")
+      existing_webauthn_credential = Fabricate(:webauthn_credential, external_id: '_Typ0ygudDnk9YUVWLQayw')
+      new_webauthn_credential = Fabricate.build(:webauthn_credential, external_id: '_Typ0ygudDnk9YUVWLQayw')
 
       new_webauthn_credential.valid?
 
diff --git a/spec/models/webhook_spec.rb b/spec/models/webhook_spec.rb
index 60c3d9524..fcf3dd14f 100644
--- a/spec/models/webhook_spec.rb
+++ b/spec/models/webhook_spec.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 require 'rails_helper'
 
 RSpec.describe Webhook, type: :model do
diff --git a/spec/policies/account_policy_spec.rb b/spec/policies/account_policy_spec.rb
index 0f23fd97e..d96153233 100644
--- a/spec/policies/account_policy_spec.rb
+++ b/spec/policies/account_policy_spec.rb
@@ -116,4 +116,44 @@ RSpec.describe AccountPolicy do
       end
     end
   end
+
+  permissions :review? do
+    context 'admin' do
+      it 'permits' do
+        expect(subject).to permit(admin)
+      end
+    end
+
+    context 'not admin' do
+      it 'denies' do
+        expect(subject).to_not permit(john)
+      end
+    end
+  end
+
+  permissions :destroy? do
+    context 'admin' do
+      context 'with a temporarily suspended account' do
+        before { allow(alice).to receive(:suspended_temporarily?).and_return(true) }
+
+        it 'permits' do
+          expect(subject).to permit(admin, alice)
+        end
+      end
+
+      context 'with a not temporarily suspended account' do
+        before { allow(alice).to receive(:suspended_temporarily?).and_return(false) }
+
+        it 'denies' do
+          expect(subject).to_not permit(admin, alice)
+        end
+      end
+    end
+
+    context 'not admin' do
+      it 'denies' do
+        expect(subject).to_not permit(john, alice)
+      end
+    end
+  end
 end
diff --git a/spec/policies/account_warning_preset_policy_spec.rb b/spec/policies/account_warning_preset_policy_spec.rb
new file mode 100644
index 000000000..63bf33de2
--- /dev/null
+++ b/spec/policies/account_warning_preset_policy_spec.rb
@@ -0,0 +1,24 @@
+# frozen_string_literal: true
+
+require 'rails_helper'
+require 'pundit/rspec'
+
+describe AccountWarningPresetPolicy do
+  let(:policy) { described_class }
+  let(:admin)   { Fabricate(:user, role: UserRole.find_by(name: 'Admin')).account }
+  let(:john)    { Fabricate(:account) }
+
+  permissions :index?, :create?, :update?, :destroy? do
+    context 'with an admin' do
+      it 'permits' do
+        expect(policy).to permit(admin, Tag)
+      end
+    end
+
+    context 'with a non-admin' do
+      it 'denies' do
+        expect(policy).to_not permit(john, Tag)
+      end
+    end
+  end
+end
diff --git a/spec/policies/admin/status_policy_spec.rb b/spec/policies/admin/status_policy_spec.rb
new file mode 100644
index 000000000..9e81a4f5f
--- /dev/null
+++ b/spec/policies/admin/status_policy_spec.rb
@@ -0,0 +1,51 @@
+# frozen_string_literal: true
+
+require 'rails_helper'
+require 'pundit/rspec'
+
+describe Admin::StatusPolicy do
+  let(:policy) { described_class }
+  let(:admin)   { Fabricate(:user, role: UserRole.find_by(name: 'Admin')).account }
+  let(:john)    { Fabricate(:account) }
+  let(:status) { Fabricate(:status) }
+
+  permissions :index?, :update?, :review?, :destroy? do
+    context 'with an admin' do
+      it 'permits' do
+        expect(policy).to permit(admin, Tag)
+      end
+    end
+
+    context 'with a non-admin' do
+      it 'denies' do
+        expect(policy).to_not permit(john, Tag)
+      end
+    end
+  end
+
+  permissions :show? do
+    context 'with an admin' do
+      context 'with a public visible status' do
+        before { allow(status).to receive(:public_visibility?).and_return(true) }
+
+        it 'permits' do
+          expect(policy).to permit(admin, status)
+        end
+      end
+
+      context 'with a not public visible status' do
+        before { allow(status).to receive(:public_visibility?).and_return(false) }
+
+        it 'denies' do
+          expect(policy).to_not permit(admin, status)
+        end
+      end
+    end
+
+    context 'with a non admin' do
+      it 'denies' do
+        expect(policy).to_not permit(john, status)
+      end
+    end
+  end
+end
diff --git a/spec/policies/announcement_policy_spec.rb b/spec/policies/announcement_policy_spec.rb
new file mode 100644
index 000000000..3d230b3cb
--- /dev/null
+++ b/spec/policies/announcement_policy_spec.rb
@@ -0,0 +1,24 @@
+# frozen_string_literal: true
+
+require 'rails_helper'
+require 'pundit/rspec'
+
+describe AnnouncementPolicy do
+  let(:policy) { described_class }
+  let(:admin)   { Fabricate(:user, role: UserRole.find_by(name: 'Admin')).account }
+  let(:john)    { Fabricate(:account) }
+
+  permissions :index?, :create?, :update?, :destroy? do
+    context 'with an admin' do
+      it 'permits' do
+        expect(policy).to permit(admin, Tag)
+      end
+    end
+
+    context 'with a non-admin' do
+      it 'denies' do
+        expect(policy).to_not permit(john, Tag)
+      end
+    end
+  end
+end
diff --git a/spec/policies/appeal_policy_spec.rb b/spec/policies/appeal_policy_spec.rb
new file mode 100644
index 000000000..d7498eb9f
--- /dev/null
+++ b/spec/policies/appeal_policy_spec.rb
@@ -0,0 +1,51 @@
+# frozen_string_literal: true
+
+require 'rails_helper'
+require 'pundit/rspec'
+
+describe AppealPolicy do
+  let(:policy) { described_class }
+  let(:admin)   { Fabricate(:user, role: UserRole.find_by(name: 'Admin')).account }
+  let(:john)    { Fabricate(:account) }
+  let(:appeal) { Fabricate(:appeal) }
+
+  permissions :index? do
+    context 'with an admin' do
+      it 'permits' do
+        expect(policy).to permit(admin, Tag)
+      end
+    end
+
+    context 'with a non-admin' do
+      it 'denies' do
+        expect(policy).to_not permit(john, Tag)
+      end
+    end
+  end
+
+  permissions :reject? do
+    context 'with an admin' do
+      context 'with a pending appeal' do
+        before { allow(appeal).to receive(:pending?).and_return(true) }
+
+        it 'permits' do
+          expect(policy).to permit(admin, appeal)
+        end
+      end
+
+      context 'with a not pending appeal' do
+        before { allow(appeal).to receive(:pending?).and_return(false) }
+
+        it 'denies' do
+          expect(policy).to_not permit(admin, appeal)
+        end
+      end
+    end
+
+    context 'with a non admin' do
+      it 'denies' do
+        expect(policy).to_not permit(john, appeal)
+      end
+    end
+  end
+end
diff --git a/spec/policies/canonical_email_block_policy_spec.rb b/spec/policies/canonical_email_block_policy_spec.rb
new file mode 100644
index 000000000..0e55febfa
--- /dev/null
+++ b/spec/policies/canonical_email_block_policy_spec.rb
@@ -0,0 +1,24 @@
+# frozen_string_literal: true
+
+require 'rails_helper'
+require 'pundit/rspec'
+
+describe CanonicalEmailBlockPolicy do
+  let(:policy) { described_class }
+  let(:admin)   { Fabricate(:user, role: UserRole.find_by(name: 'Admin')).account }
+  let(:john)    { Fabricate(:account) }
+
+  permissions :index?, :show?, :test?, :create?, :destroy? do
+    context 'with an admin' do
+      it 'permits' do
+        expect(policy).to permit(admin, Tag)
+      end
+    end
+
+    context 'with a non-admin' do
+      it 'denies' do
+        expect(policy).to_not permit(john, Tag)
+      end
+    end
+  end
+end
diff --git a/spec/policies/delivery_policy_spec.rb b/spec/policies/delivery_policy_spec.rb
new file mode 100644
index 000000000..fbcbf390d
--- /dev/null
+++ b/spec/policies/delivery_policy_spec.rb
@@ -0,0 +1,24 @@
+# frozen_string_literal: true
+
+require 'rails_helper'
+require 'pundit/rspec'
+
+describe DeliveryPolicy do
+  let(:policy) { described_class }
+  let(:admin)   { Fabricate(:user, role: UserRole.find_by(name: 'Admin')).account }
+  let(:john)    { Fabricate(:account) }
+
+  permissions :clear_delivery_errors?, :restart_delivery?, :stop_delivery? do
+    context 'with an admin' do
+      it 'permits' do
+        expect(policy).to permit(admin, Tag)
+      end
+    end
+
+    context 'with a non-admin' do
+      it 'denies' do
+        expect(policy).to_not permit(john, Tag)
+      end
+    end
+  end
+end
diff --git a/spec/policies/email_domain_block_policy_spec.rb b/spec/policies/email_domain_block_policy_spec.rb
index 913075c3d..e7c455907 100644
--- a/spec/policies/email_domain_block_policy_spec.rb
+++ b/spec/policies/email_domain_block_policy_spec.rb
@@ -8,7 +8,7 @@ RSpec.describe EmailDomainBlockPolicy do
   let(:admin)   { Fabricate(:user, role: UserRole.find_by(name: 'Admin')).account }
   let(:john)    { Fabricate(:account) }
 
-  permissions :index?, :create?, :destroy? do
+  permissions :index?, :show?, :create?, :destroy? do
     context 'admin' do
       it 'permits' do
         expect(subject).to permit(admin, EmailDomainBlock)
diff --git a/spec/policies/follow_recommendation_policy_spec.rb b/spec/policies/follow_recommendation_policy_spec.rb
new file mode 100644
index 000000000..01f4da0be
--- /dev/null
+++ b/spec/policies/follow_recommendation_policy_spec.rb
@@ -0,0 +1,24 @@
+# frozen_string_literal: true
+
+require 'rails_helper'
+require 'pundit/rspec'
+
+describe FollowRecommendationPolicy do
+  let(:policy) { described_class }
+  let(:admin)   { Fabricate(:user, role: UserRole.find_by(name: 'Admin')).account }
+  let(:john)    { Fabricate(:account) }
+
+  permissions :show?, :suppress?, :unsuppress? do
+    context 'with an admin' do
+      it 'permits' do
+        expect(policy).to permit(admin, Tag)
+      end
+    end
+
+    context 'with a non-admin' do
+      it 'denies' do
+        expect(policy).to_not permit(john, Tag)
+      end
+    end
+  end
+end
diff --git a/spec/policies/ip_block_policy_spec.rb b/spec/policies/ip_block_policy_spec.rb
new file mode 100644
index 000000000..3cfa85863
--- /dev/null
+++ b/spec/policies/ip_block_policy_spec.rb
@@ -0,0 +1,24 @@
+# frozen_string_literal: true
+
+require 'rails_helper'
+require 'pundit/rspec'
+
+describe IpBlockPolicy do
+  let(:policy) { described_class }
+  let(:admin)   { Fabricate(:user, role: UserRole.find_by(name: 'Admin')).account }
+  let(:john)    { Fabricate(:account) }
+
+  permissions :index?, :show?, :create?, :update?, :destroy? do
+    context 'with an admin' do
+      it 'permits' do
+        expect(policy).to permit(admin, Tag)
+      end
+    end
+
+    context 'with a non-admin' do
+      it 'denies' do
+        expect(policy).to_not permit(john, Tag)
+      end
+    end
+  end
+end
diff --git a/spec/policies/preview_card_policy_spec.rb b/spec/policies/preview_card_policy_spec.rb
new file mode 100644
index 000000000..d6675c5b3
--- /dev/null
+++ b/spec/policies/preview_card_policy_spec.rb
@@ -0,0 +1,24 @@
+# frozen_string_literal: true
+
+require 'rails_helper'
+require 'pundit/rspec'
+
+describe PreviewCardPolicy do
+  let(:policy) { described_class }
+  let(:admin)   { Fabricate(:user, role: UserRole.find_by(name: 'Admin')).account }
+  let(:john)    { Fabricate(:account) }
+
+  permissions :index?, :review? do
+    context 'with an admin' do
+      it 'permits' do
+        expect(policy).to permit(admin, Tag)
+      end
+    end
+
+    context 'with a non-admin' do
+      it 'denies' do
+        expect(policy).to_not permit(john, Tag)
+      end
+    end
+  end
+end
diff --git a/spec/policies/preview_card_provider_policy_spec.rb b/spec/policies/preview_card_provider_policy_spec.rb
new file mode 100644
index 000000000..8d3715de9
--- /dev/null
+++ b/spec/policies/preview_card_provider_policy_spec.rb
@@ -0,0 +1,24 @@
+# frozen_string_literal: true
+
+require 'rails_helper'
+require 'pundit/rspec'
+
+describe PreviewCardProviderPolicy do
+  let(:policy) { described_class }
+  let(:admin)   { Fabricate(:user, role: UserRole.find_by(name: 'Admin')).account }
+  let(:john)    { Fabricate(:account) }
+
+  permissions :index?, :review? do
+    context 'with an admin' do
+      it 'permits' do
+        expect(policy).to permit(admin, Tag)
+      end
+    end
+
+    context 'with a non-admin' do
+      it 'denies' do
+        expect(policy).to_not permit(john, Tag)
+      end
+    end
+  end
+end
diff --git a/spec/policies/rule_policy_spec.rb b/spec/policies/rule_policy_spec.rb
new file mode 100644
index 000000000..0e45f6df0
--- /dev/null
+++ b/spec/policies/rule_policy_spec.rb
@@ -0,0 +1,24 @@
+# frozen_string_literal: true
+
+require 'rails_helper'
+require 'pundit/rspec'
+
+describe RulePolicy do
+  let(:policy) { described_class }
+  let(:admin)   { Fabricate(:user, role: UserRole.find_by(name: 'Admin')).account }
+  let(:john)    { Fabricate(:account) }
+
+  permissions :index?, :create?, :update?, :destroy? do
+    context 'with an admin' do
+      it 'permits' do
+        expect(policy).to permit(admin, Tag)
+      end
+    end
+
+    context 'with a non-admin' do
+      it 'denies' do
+        expect(policy).to_not permit(john, Tag)
+      end
+    end
+  end
+end
diff --git a/spec/policies/settings_policy_spec.rb b/spec/policies/settings_policy_spec.rb
index e16ee51a4..3268c1622 100644
--- a/spec/policies/settings_policy_spec.rb
+++ b/spec/policies/settings_policy_spec.rb
@@ -8,7 +8,7 @@ RSpec.describe SettingsPolicy do
   let(:admin)   { Fabricate(:user, role: UserRole.find_by(name: 'Admin')).account }
   let(:john)    { Fabricate(:account) }
 
-  permissions :update?, :show? do
+  permissions :update?, :show?, :destroy? do
     context 'admin?' do
       it 'permits' do
         expect(subject).to permit(admin, Settings)
diff --git a/spec/policies/status_policy_spec.rb b/spec/policies/status_policy_spec.rb
index 2afcfe96e..38b9c4fdb 100644
--- a/spec/policies/status_policy_spec.rb
+++ b/spec/policies/status_policy_spec.rb
@@ -39,6 +39,14 @@ RSpec.describe StatusPolicy, type: :model do
       expect(subject).to permit(alice, status)
     end
 
+    it 'grants access when direct and non-owner viewer is mentioned and mentions are loaded' do
+      status.visibility = :direct
+      status.mentions = [Fabricate(:mention, account: bob)]
+      status.mentions.load
+
+      expect(subject).to permit(bob, status)
+    end
+
     it 'denies access when direct and viewer is not mentioned' do
       viewer = Fabricate(:account)
       status.visibility = :direct
@@ -75,14 +83,14 @@ RSpec.describe StatusPolicy, type: :model do
     end
 
     it 'denies access when local-only and the viewer is not logged in' do
-      allow(status).to receive(:local_only?) { true }
+      allow(status).to receive(:local_only?).and_return(true)
 
       expect(subject).to_not permit(nil, status)
     end
 
     it 'denies access when local-only and the viewer is from another domain' do
       viewer = Fabricate(:account, domain: 'remote-domain')
-      allow(status).to receive(:local_only?) { true }
+      allow(status).to receive(:local_only?).and_return(true)
       expect(subject).to_not permit(viewer, status)
     end
   end
diff --git a/spec/policies/tag_policy_spec.rb b/spec/policies/tag_policy_spec.rb
index 9be7140fc..fb09fdd3b 100644
--- a/spec/policies/tag_policy_spec.rb
+++ b/spec/policies/tag_policy_spec.rb
@@ -8,7 +8,7 @@ RSpec.describe TagPolicy do
   let(:admin)   { Fabricate(:user, role: UserRole.find_by(name: 'Admin')).account }
   let(:john)    { Fabricate(:account) }
 
-  permissions :index?, :show?, :update? do
+  permissions :index?, :show?, :update?, :review? do
     context 'staff?' do
       it 'permits' do
         expect(subject).to permit(admin, Tag)
diff --git a/spec/policies/webhook_policy_spec.rb b/spec/policies/webhook_policy_spec.rb
new file mode 100644
index 000000000..1eac8932d
--- /dev/null
+++ b/spec/policies/webhook_policy_spec.rb
@@ -0,0 +1,24 @@
+# frozen_string_literal: true
+
+require 'rails_helper'
+require 'pundit/rspec'
+
+describe WebhookPolicy do
+  let(:policy) { described_class }
+  let(:admin)   { Fabricate(:user, role: UserRole.find_by(name: 'Admin')).account }
+  let(:john)    { Fabricate(:account) }
+
+  permissions :index?, :create?, :show?, :update?, :enable?, :disable?, :rotate_secret?, :destroy? do
+    context 'with an admin' do
+      it 'permits' do
+        expect(policy).to permit(admin, Tag)
+      end
+    end
+
+    context 'with a non-admin' do
+      it 'denies' do
+        expect(policy).to_not permit(john, Tag)
+      end
+    end
+  end
+end
diff --git a/spec/presenters/familiar_followers_presenter_spec.rb b/spec/presenters/familiar_followers_presenter_spec.rb
index 17be4b971..607e3002f 100644
--- a/spec/presenters/familiar_followers_presenter_spec.rb
+++ b/spec/presenters/familiar_followers_presenter_spec.rb
@@ -4,12 +4,12 @@ require 'rails_helper'
 
 RSpec.describe FamiliarFollowersPresenter do
   describe '#accounts' do
+    subject { described_class.new(requested_accounts, account.id) }
+
     let(:account) { Fabricate(:account) }
     let(:familiar_follower) { Fabricate(:account) }
     let(:requested_accounts) { Fabricate.times(2, :account) }
 
-    subject { described_class.new(requested_accounts, account.id) }
-
     before do
       familiar_follower.follow!(requested_accounts.first)
       account.follow!(familiar_follower)
diff --git a/spec/presenters/instance_presenter_spec.rb b/spec/presenters/instance_presenter_spec.rb
index f4c415d2f..f20dce593 100644
--- a/spec/presenters/instance_presenter_spec.rb
+++ b/spec/presenters/instance_presenter_spec.rb
@@ -1,7 +1,9 @@
+# frozen_string_literal: true
+
 require 'rails_helper'
 
 describe InstancePresenter do
-  let(:instance_presenter) { InstancePresenter.new }
+  let(:instance_presenter) { described_class.new }
 
   describe '#description' do
     around do |example|
@@ -10,9 +12,9 @@ describe InstancePresenter do
       Setting.site_short_description = site_description
     end
 
-    it "delegates site_description to Setting" do
-      Setting.site_short_description = "Site desc"
-      expect(instance_presenter.description).to eq "Site desc"
+    it 'delegates site_description to Setting' do
+      Setting.site_short_description = 'Site desc'
+      expect(instance_presenter.description).to eq 'Site desc'
     end
   end
 
@@ -23,9 +25,9 @@ describe InstancePresenter do
       Setting.site_extended_description = site_extended_description
     end
 
-    it "delegates site_extended_description to Setting" do
-      Setting.site_extended_description = "Extended desc"
-      expect(instance_presenter.extended_description).to eq "Extended desc"
+    it 'delegates site_extended_description to Setting' do
+      Setting.site_extended_description = 'Extended desc'
+      expect(instance_presenter.extended_description).to eq 'Extended desc'
     end
   end
 
@@ -36,9 +38,9 @@ describe InstancePresenter do
       Setting.site_contact_email = site_contact_email
     end
 
-    it "delegates contact_email to Setting" do
-      Setting.site_contact_email = "admin@example.com"
-      expect(instance_presenter.contact.email).to eq "admin@example.com"
+    it 'delegates contact_email to Setting' do
+      Setting.site_contact_email = 'admin@example.com'
+      expect(instance_presenter.contact.email).to eq 'admin@example.com'
     end
   end
 
@@ -49,15 +51,15 @@ describe InstancePresenter do
       Setting.site_contact_username = site_contact_username
     end
 
-    it "returns the account for the site contact username" do
-      Setting.site_contact_username = "aaa"
-      account = Fabricate(:account, username: "aaa")
+    it 'returns the account for the site contact username' do
+      Setting.site_contact_username = 'aaa'
+      account = Fabricate(:account, username: 'aaa')
       expect(instance_presenter.contact.account).to eq(account)
     end
   end
 
   describe '#user_count' do
-    it "returns the number of site users" do
+    it 'returns the number of site users' do
       Rails.cache.write 'user_count', 123
 
       expect(instance_presenter.user_count).to eq(123)
@@ -65,7 +67,7 @@ describe InstancePresenter do
   end
 
   describe '#status_count' do
-    it "returns the number of local statuses" do
+    it 'returns the number of local statuses' do
       Rails.cache.write 'local_status_count', 234
 
       expect(instance_presenter.status_count).to eq(234)
@@ -73,7 +75,7 @@ describe InstancePresenter do
   end
 
   describe '#domain_count' do
-    it "returns the number of known domains" do
+    it 'returns the number of known domains' do
       Rails.cache.write 'distinct_domain_count', 345
 
       expect(instance_presenter.domain_count).to eq(345)
@@ -87,8 +89,28 @@ describe InstancePresenter do
   end
 
   describe '#source_url' do
-    it 'returns "https://github.com/glitch-soc/mastodon"' do
-      expect(instance_presenter.source_url).to eq('https://github.com/glitch-soc/mastodon')
+    context 'with the GITHUB_REPOSITORY env variable set' do
+      around do |example|
+        ClimateControl.modify GITHUB_REPOSITORY: 'other/repo' do
+          example.run
+        end
+      end
+
+      it 'uses the env variable to build a repo URL' do
+        expect(instance_presenter.source_url).to eq('https://github.com/other/repo')
+      end
+    end
+
+    context 'without the GITHUB_REPOSITORY env variable set' do
+      around do |example|
+        ClimateControl.modify GITHUB_REPOSITORY: nil do
+          example.run
+        end
+      end
+
+      it 'defaults to the core glitch-soc repo URL' do
+        expect(instance_presenter.source_url).to eq('https://github.com/glitch-soc/mastodon')
+      end
     end
   end
 
diff --git a/spec/rails_helper.rb b/spec/rails_helper.rb
index 02827a388..c204fcdbd 100644
--- a/spec/rails_helper.rb
+++ b/spec/rails_helper.rb
@@ -1,13 +1,16 @@
+# frozen_string_literal: true
+
 ENV['RAILS_ENV'] ||= 'test'
-require File.expand_path('../../config/environment', __FILE__)
+require File.expand_path('../config/environment', __dir__)
 
-abort("The Rails environment is running in production mode!") if Rails.env.production?
+abort('The Rails environment is running in production mode!') if Rails.env.production?
 
 require 'spec_helper'
 require 'rspec/rails'
 require 'webmock/rspec'
 require 'paperclip/matchers'
 require 'capybara/rspec'
+require 'chewy/rspec'
 
 Dir[Rails.root.join('spec/support/**/*.rb')].each { |f| require f }
 
@@ -33,7 +36,7 @@ Devise::Test::ControllerHelpers.module_eval do
 end
 
 RSpec.configure do |config|
-  config.fixture_path = "#{::Rails.root}/spec/fixtures"
+  config.fixture_path = "#{Rails.root}/spec/fixtures"
   config.use_transactional_fixtures = true
   config.order = 'random'
   config.infer_spec_type_from_file_location!
@@ -43,6 +46,7 @@ RSpec.configure do |config|
   config.include Devise::Test::ControllerHelpers, type: :view
   config.include Paperclip::Shoulda::Matchers
   config.include ActiveSupport::Testing::TimeHelpers
+  config.include Chewy::Rspec::Helpers
   config.include Redisable
 
   config.before :each, type: :feature do
@@ -71,11 +75,11 @@ end
 RSpec::Matchers.define_negated_matcher :not_change, :change
 
 def request_fixture(name)
-  File.read(Rails.root.join('spec', 'fixtures', 'requests', name))
+  Rails.root.join('spec', 'fixtures', 'requests', name).read
 end
 
 def attachment_fixture(name)
-  File.open(Rails.root.join('spec', 'fixtures', 'files', name))
+  Rails.root.join('spec', 'fixtures', 'files', name).open
 end
 
 def stub_jsonld_contexts!
diff --git a/spec/requests/catch_all_route_request_spec.rb b/spec/requests/catch_all_route_request_spec.rb
index f965f5522..e600bedfe 100644
--- a/spec/requests/catch_all_route_request_spec.rb
+++ b/spec/requests/catch_all_route_request_spec.rb
@@ -1,21 +1,23 @@
-require "rails_helper"
+# frozen_string_literal: true
 
-describe "The catch all route" do
-  describe "with a simple value" do
-    it "returns a 404 page as html" do
-      get "/test"
+require 'rails_helper'
 
-      expect(response.status).to eq 404
-      expect(response.media_type).to eq "text/html"
+describe 'The catch all route' do
+  describe 'with a simple value' do
+    it 'returns a 404 page as html' do
+      get '/test'
+
+      expect(response).to have_http_status 404
+      expect(response.media_type).to eq 'text/html'
     end
   end
 
-  describe "with an implied format" do
-    it "returns a 404 page as html" do
-      get "/test.test"
+  describe 'with an implied format' do
+    it 'returns a 404 page as html' do
+      get '/test.test'
 
-      expect(response.status).to eq 404
-      expect(response.media_type).to eq "text/html"
+      expect(response).to have_http_status 404
+      expect(response.media_type).to eq 'text/html'
     end
   end
 end
diff --git a/spec/requests/host_meta_request_spec.rb b/spec/requests/host_meta_request_spec.rb
index 0ca641461..ec26ecba7 100644
--- a/spec/requests/host_meta_request_spec.rb
+++ b/spec/requests/host_meta_request_spec.rb
@@ -1,12 +1,14 @@
-require "rails_helper"
+# frozen_string_literal: true
 
-describe "The host_meta route" do
-  describe "requested without accepts headers" do
-    it "returns an xml response" do
+require 'rails_helper'
+
+describe 'The host_meta route' do
+  describe 'requested without accepts headers' do
+    it 'returns an xml response' do
       get host_meta_url
 
       expect(response).to have_http_status(200)
-      expect(response.media_type).to eq "application/xrd+xml"
+      expect(response.media_type).to eq 'application/xrd+xml'
     end
   end
 end
diff --git a/spec/requests/localization_spec.rb b/spec/requests/localization_spec.rb
index 0bc2786ac..39eeee5f0 100644
--- a/spec/requests/localization_spec.rb
+++ b/spec/requests/localization_spec.rb
@@ -10,7 +10,7 @@ describe 'Localization' do
   it 'uses a specific region when provided' do
     headers = { 'Accept-Language' => 'zh-HK' }
 
-    get "/auth/sign_in", headers: headers
+    get '/auth/sign_in', headers: headers
 
     expect(response.body).to include(
       I18n.t('auth.login', locale: 'zh-HK')
@@ -20,7 +20,7 @@ describe 'Localization' do
   it 'falls back to a locale when region missing' do
     headers = { 'Accept-Language' => 'es-FAKE' }
 
-    get "/auth/sign_in", headers: headers
+    get '/auth/sign_in', headers: headers
 
     expect(response.body).to include(
       I18n.t('auth.login', locale: 'es')
@@ -30,7 +30,7 @@ describe 'Localization' do
   it 'falls back to english when locale is missing' do
     headers = { 'Accept-Language' => '12-FAKE' }
 
-    get "/auth/sign_in", headers: headers
+    get '/auth/sign_in', headers: headers
 
     expect(response.body).to include(
       I18n.t('auth.login', locale: 'en')
diff --git a/spec/requests/webfinger_request_spec.rb b/spec/requests/webfinger_request_spec.rb
index 209fda72a..68a1478be 100644
--- a/spec/requests/webfinger_request_spec.rb
+++ b/spec/requests/webfinger_request_spec.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 require 'rails_helper'
 
 describe 'The webfinger route' do
diff --git a/spec/routing/accounts_routing_spec.rb b/spec/routing/accounts_routing_spec.rb
index 3f0e9b3e9..8b2c124fd 100644
--- a/spec/routing/accounts_routing_spec.rb
+++ b/spec/routing/accounts_routing_spec.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 require 'rails_helper'
 
 describe 'Routes under accounts/' do
diff --git a/spec/routing/api_routing_spec.rb b/spec/routing/api_routing_spec.rb
index 2683ccb8d..a822fba4c 100644
--- a/spec/routing/api_routing_spec.rb
+++ b/spec/routing/api_routing_spec.rb
@@ -5,99 +5,99 @@ require 'rails_helper'
 describe 'API routes' do
   describe 'Credentials routes' do
     it 'routes to verify credentials' do
-      expect(get('/api/v1/accounts/verify_credentials')).
-        to route_to('api/v1/accounts/credentials#show')
+      expect(get('/api/v1/accounts/verify_credentials'))
+        .to route_to('api/v1/accounts/credentials#show')
     end
 
     it 'routes to update credentials' do
-      expect(patch('/api/v1/accounts/update_credentials')).
-        to route_to('api/v1/accounts/credentials#update')
+      expect(patch('/api/v1/accounts/update_credentials'))
+        .to route_to('api/v1/accounts/credentials#update')
     end
   end
 
   describe 'Account routes' do
     it 'routes to statuses' do
-      expect(get('/api/v1/accounts/user/statuses')).
-        to route_to('api/v1/accounts/statuses#index', account_id: 'user')
+      expect(get('/api/v1/accounts/user/statuses'))
+        .to route_to('api/v1/accounts/statuses#index', account_id: 'user')
     end
 
     it 'routes to followers' do
-      expect(get('/api/v1/accounts/user/followers')).
-        to route_to('api/v1/accounts/follower_accounts#index', account_id: 'user')
+      expect(get('/api/v1/accounts/user/followers'))
+        .to route_to('api/v1/accounts/follower_accounts#index', account_id: 'user')
     end
 
     it 'routes to following' do
-      expect(get('/api/v1/accounts/user/following')).
-        to route_to('api/v1/accounts/following_accounts#index', account_id: 'user')
+      expect(get('/api/v1/accounts/user/following'))
+        .to route_to('api/v1/accounts/following_accounts#index', account_id: 'user')
     end
 
     it 'routes to search' do
-      expect(get('/api/v1/accounts/search')).
-        to route_to('api/v1/accounts/search#show')
+      expect(get('/api/v1/accounts/search'))
+        .to route_to('api/v1/accounts/search#show')
     end
 
     it 'routes to relationships' do
-      expect(get('/api/v1/accounts/relationships')).
-        to route_to('api/v1/accounts/relationships#index')
+      expect(get('/api/v1/accounts/relationships'))
+        .to route_to('api/v1/accounts/relationships#index')
     end
   end
 
   describe 'Statuses routes' do
     it 'routes reblogged_by' do
-      expect(get('/api/v1/statuses/123/reblogged_by')).
-        to route_to('api/v1/statuses/reblogged_by_accounts#index', status_id: '123')
+      expect(get('/api/v1/statuses/123/reblogged_by'))
+        .to route_to('api/v1/statuses/reblogged_by_accounts#index', status_id: '123')
     end
 
     it 'routes favourited_by' do
-      expect(get('/api/v1/statuses/123/favourited_by')).
-        to route_to('api/v1/statuses/favourited_by_accounts#index', status_id: '123')
+      expect(get('/api/v1/statuses/123/favourited_by'))
+        .to route_to('api/v1/statuses/favourited_by_accounts#index', status_id: '123')
     end
 
     it 'routes reblog' do
-      expect(post('/api/v1/statuses/123/reblog')).
-        to route_to('api/v1/statuses/reblogs#create', status_id: '123')
+      expect(post('/api/v1/statuses/123/reblog'))
+        .to route_to('api/v1/statuses/reblogs#create', status_id: '123')
     end
 
     it 'routes unreblog' do
-      expect(post('/api/v1/statuses/123/unreblog')).
-        to route_to('api/v1/statuses/reblogs#destroy', status_id: '123')
+      expect(post('/api/v1/statuses/123/unreblog'))
+        .to route_to('api/v1/statuses/reblogs#destroy', status_id: '123')
     end
 
     it 'routes favourite' do
-      expect(post('/api/v1/statuses/123/favourite')).
-        to route_to('api/v1/statuses/favourites#create', status_id: '123')
+      expect(post('/api/v1/statuses/123/favourite'))
+        .to route_to('api/v1/statuses/favourites#create', status_id: '123')
     end
 
     it 'routes unfavourite' do
-      expect(post('/api/v1/statuses/123/unfavourite')).
-        to route_to('api/v1/statuses/favourites#destroy', status_id: '123')
+      expect(post('/api/v1/statuses/123/unfavourite'))
+        .to route_to('api/v1/statuses/favourites#destroy', status_id: '123')
     end
 
     it 'routes mute' do
-      expect(post('/api/v1/statuses/123/mute')).
-        to route_to('api/v1/statuses/mutes#create', status_id: '123')
+      expect(post('/api/v1/statuses/123/mute'))
+        .to route_to('api/v1/statuses/mutes#create', status_id: '123')
     end
 
     it 'routes unmute' do
-      expect(post('/api/v1/statuses/123/unmute')).
-        to route_to('api/v1/statuses/mutes#destroy', status_id: '123')
+      expect(post('/api/v1/statuses/123/unmute'))
+        .to route_to('api/v1/statuses/mutes#destroy', status_id: '123')
     end
   end
 
   describe 'Timeline routes' do
     it 'routes to home timeline' do
-      expect(get('/api/v1/timelines/home')).
-        to route_to('api/v1/timelines/home#show')
+      expect(get('/api/v1/timelines/home'))
+        .to route_to('api/v1/timelines/home#show')
     end
 
     it 'routes to public timeline' do
-      expect(get('/api/v1/timelines/public')).
-        to route_to('api/v1/timelines/public#show')
+      expect(get('/api/v1/timelines/public'))
+        .to route_to('api/v1/timelines/public#show')
     end
 
     it 'routes to tag timeline' do
-      expect(get('/api/v1/timelines/tag/test')).
-        to route_to('api/v1/timelines/tag#show', id: 'test')
+      expect(get('/api/v1/timelines/tag/test'))
+        .to route_to('api/v1/timelines/tag#show', id: 'test')
     end
   end
 end
diff --git a/spec/routing/well_known_routes_spec.rb b/spec/routing/well_known_routes_spec.rb
index 2e25605c2..8cf08c13c 100644
--- a/spec/routing/well_known_routes_spec.rb
+++ b/spec/routing/well_known_routes_spec.rb
@@ -1,15 +1,19 @@
+# frozen_string_literal: true
+
 require 'rails_helper'
 
-describe 'the host-meta route' do
-  it 'routes to correct place with xml format' do
-    expect(get('/.well-known/host-meta')).
-      to route_to('well_known/host_meta#show', format: 'xml')
+describe 'Well Known routes' do
+  describe 'the host-meta route' do
+    it 'routes to correct place with xml format' do
+      expect(get('/.well-known/host-meta'))
+        .to route_to('well_known/host_meta#show', format: 'xml')
+    end
   end
-end
 
-describe 'the webfinger route' do
-  it 'routes to correct place with json format' do
-    expect(get('/.well-known/webfinger')).
-      to route_to('well_known/webfinger#show')
+  describe 'the webfinger route' do
+    it 'routes to correct place with json format' do
+      expect(get('/.well-known/webfinger'))
+        .to route_to('well_known/webfinger#show')
+    end
   end
 end
diff --git a/spec/serializers/activitypub/device_serializer_spec.rb b/spec/serializers/activitypub/device_serializer_spec.rb
new file mode 100644
index 000000000..2a3be8212
--- /dev/null
+++ b/spec/serializers/activitypub/device_serializer_spec.rb
@@ -0,0 +1,20 @@
+# frozen_string_literal: true
+
+require 'rails_helper'
+
+describe ActivityPub::DeviceSerializer do
+  let(:serialization) do
+    JSON.parse(
+      ActiveModelSerializers::SerializableResource.new(
+        record, serializer: described_class
+      ).to_json
+    )
+  end
+  let(:record) { Fabricate(:device) }
+
+  describe 'type' do
+    it 'returns correct serialized type' do
+      expect(serialization['type']).to eq('Device')
+    end
+  end
+end
diff --git a/spec/serializers/activitypub/note_spec.rb b/spec/serializers/activitypub/note_serializer_spec.rb
index 55bfbc16b..7ea47baef 100644
--- a/spec/serializers/activitypub/note_spec.rb
+++ b/spec/serializers/activitypub/note_serializer_spec.rb
@@ -3,6 +3,8 @@
 require 'rails_helper'
 
 describe ActivityPub::NoteSerializer do
+  subject { JSON.parse(@serialization.to_json) }
+
   let!(:account) { Fabricate(:account) }
   let!(:other)   { Fabricate(:account) }
   let!(:parent)  { Fabricate(:status, account: account, visibility: :public) }
@@ -16,8 +18,6 @@ describe ActivityPub::NoteSerializer do
     @serialization = ActiveModelSerializers::SerializableResource.new(parent, serializer: ActivityPub::NoteSerializer, adapter: ActivityPub::Adapter)
   end
 
-  subject { JSON.parse(@serialization.to_json) }
-
   it 'has a Note type' do
     expect(subject['type']).to eql('Note')
   end
diff --git a/spec/serializers/activitypub/one_time_key_serializer_spec.rb b/spec/serializers/activitypub/one_time_key_serializer_spec.rb
new file mode 100644
index 000000000..6fe1f0618
--- /dev/null
+++ b/spec/serializers/activitypub/one_time_key_serializer_spec.rb
@@ -0,0 +1,20 @@
+# frozen_string_literal: true
+
+require 'rails_helper'
+
+describe ActivityPub::OneTimeKeySerializer do
+  let(:serialization) do
+    JSON.parse(
+      ActiveModelSerializers::SerializableResource.new(
+        record, serializer: described_class
+      ).to_json
+    )
+  end
+  let(:record) { Fabricate(:one_time_key) }
+
+  describe 'type' do
+    it 'returns correct serialized type' do
+      expect(serialization['type']).to eq('Curve25519Key')
+    end
+  end
+end
diff --git a/spec/serializers/activitypub/undo_like_serializer_spec.rb b/spec/serializers/activitypub/undo_like_serializer_spec.rb
new file mode 100644
index 000000000..43cf7192e
--- /dev/null
+++ b/spec/serializers/activitypub/undo_like_serializer_spec.rb
@@ -0,0 +1,20 @@
+# frozen_string_literal: true
+
+require 'rails_helper'
+
+describe ActivityPub::UndoLikeSerializer do
+  let(:serialization) do
+    JSON.parse(
+      ActiveModelSerializers::SerializableResource.new(
+        record, serializer: described_class
+      ).to_json
+    )
+  end
+  let(:record) { Fabricate(:favourite) }
+
+  describe 'type' do
+    it 'returns correct serialized type' do
+      expect(serialization['type']).to eq('Undo')
+    end
+  end
+end
diff --git a/spec/serializers/activitypub/update_poll_spec.rb b/spec/serializers/activitypub/update_poll_serializer_spec.rb
index f9e035eab..4360808b5 100644
--- a/spec/serializers/activitypub/update_poll_spec.rb
+++ b/spec/serializers/activitypub/update_poll_serializer_spec.rb
@@ -3,6 +3,8 @@
 require 'rails_helper'
 
 describe ActivityPub::UpdatePollSerializer do
+  subject { JSON.parse(@serialization.to_json) }
+
   let(:account) { Fabricate(:account) }
   let(:poll)    { Fabricate(:poll, account: account) }
   let!(:status) { Fabricate(:status, account: account, poll: poll) }
@@ -11,8 +13,6 @@ describe ActivityPub::UpdatePollSerializer do
     @serialization = ActiveModelSerializers::SerializableResource.new(status, serializer: ActivityPub::UpdatePollSerializer, adapter: ActivityPub::Adapter)
   end
 
-  subject { JSON.parse(@serialization.to_json) }
-
   it 'has a Update type' do
     expect(subject['type']).to eql('Update')
   end
diff --git a/spec/serializers/activitypub/vote_serializer_spec.rb b/spec/serializers/activitypub/vote_serializer_spec.rb
new file mode 100644
index 000000000..c329542d7
--- /dev/null
+++ b/spec/serializers/activitypub/vote_serializer_spec.rb
@@ -0,0 +1,20 @@
+# frozen_string_literal: true
+
+require 'rails_helper'
+
+describe ActivityPub::VoteSerializer do
+  let(:serialization) do
+    JSON.parse(
+      ActiveModelSerializers::SerializableResource.new(
+        record, serializer: described_class
+      ).to_json
+    )
+  end
+  let(:record) { Fabricate(:poll_vote) }
+
+  describe 'type' do
+    it 'returns correct serialized type' do
+      expect(serialization['type']).to eq('Create')
+    end
+  end
+end
diff --git a/spec/serializers/rest/account_serializer_spec.rb b/spec/serializers/rest/account_serializer_spec.rb
new file mode 100644
index 000000000..528639943
--- /dev/null
+++ b/spec/serializers/rest/account_serializer_spec.rb
@@ -0,0 +1,47 @@
+# frozen_string_literal: true
+
+require 'rails_helper'
+
+describe REST::AccountSerializer do
+  subject { JSON.parse(ActiveModelSerializers::SerializableResource.new(account, serializer: REST::AccountSerializer).to_json) }
+
+  let(:role)    { Fabricate(:user_role, name: 'Role', highlighted: true) }
+  let(:user)    { Fabricate(:user, role: role) }
+  let(:account) { user.account }
+
+  context 'when the account is suspended' do
+    before do
+      account.suspend!
+    end
+
+    it 'returns empty roles' do
+      expect(subject['roles']).to eq []
+    end
+  end
+
+  context 'when the account has a highlighted role' do
+    let(:role) { Fabricate(:user_role, name: 'Role', highlighted: true) }
+
+    it 'returns the expected role' do
+      expect(subject['roles'].first).to include({ 'name' => 'Role' })
+    end
+  end
+
+  context 'when the account has a non-highlighted role' do
+    let(:role) { Fabricate(:user_role, name: 'Role', highlighted: false) }
+
+    it 'returns empty roles' do
+      expect(subject['roles']).to eq []
+    end
+  end
+
+  context 'when the account is memorialized' do
+    before do
+      account.memorialize!
+    end
+
+    it 'marks it as such' do
+      expect(subject['memorial']).to be true
+    end
+  end
+end
diff --git a/spec/serializers/rest/encrypted_message_serializer_spec.rb b/spec/serializers/rest/encrypted_message_serializer_spec.rb
new file mode 100644
index 000000000..e0e70a3b8
--- /dev/null
+++ b/spec/serializers/rest/encrypted_message_serializer_spec.rb
@@ -0,0 +1,20 @@
+# frozen_string_literal: true
+
+require 'rails_helper'
+
+describe REST::EncryptedMessageSerializer do
+  let(:serialization) do
+    JSON.parse(
+      ActiveModelSerializers::SerializableResource.new(
+        record, serializer: described_class
+      ).to_json
+    )
+  end
+  let(:record) { Fabricate(:encrypted_message) }
+
+  describe 'account' do
+    it 'returns the associated account' do
+      expect(serialization['account_id']).to eq(record.from_account.id.to_s)
+    end
+  end
+end
diff --git a/spec/serializers/rest/instance_serializer_spec.rb b/spec/serializers/rest/instance_serializer_spec.rb
new file mode 100644
index 000000000..15a5de18d
--- /dev/null
+++ b/spec/serializers/rest/instance_serializer_spec.rb
@@ -0,0 +1,20 @@
+# frozen_string_literal: true
+
+require 'rails_helper'
+
+describe REST::InstanceSerializer do
+  let(:serialization) do
+    JSON.parse(
+      ActiveModelSerializers::SerializableResource.new(
+        record, serializer: described_class
+      ).to_json
+    )
+  end
+  let(:record) { InstancePresenter.new }
+
+  describe 'usage' do
+    it 'returns recent usage data' do
+      expect(serialization['usage']).to eq({ 'users' => { 'active_month' => 0 } })
+    end
+  end
+end
diff --git a/spec/serializers/rest/keys/claim_result_serializer_spec.rb b/spec/serializers/rest/keys/claim_result_serializer_spec.rb
new file mode 100644
index 000000000..cf9416f03
--- /dev/null
+++ b/spec/serializers/rest/keys/claim_result_serializer_spec.rb
@@ -0,0 +1,20 @@
+# frozen_string_literal: true
+
+require 'rails_helper'
+
+describe REST::Keys::ClaimResultSerializer do
+  let(:serialization) do
+    JSON.parse(
+      ActiveModelSerializers::SerializableResource.new(
+        record, serializer: described_class
+      ).to_json
+    )
+  end
+  let(:record) { Keys::ClaimService::Result.new(Account.new(id: 123), 456) }
+
+  describe 'account' do
+    it 'returns the associated account' do
+      expect(serialization['account_id']).to eq('123')
+    end
+  end
+end
diff --git a/spec/serializers/rest/keys/device_serializer_spec.rb b/spec/serializers/rest/keys/device_serializer_spec.rb
new file mode 100644
index 000000000..c15e197cb
--- /dev/null
+++ b/spec/serializers/rest/keys/device_serializer_spec.rb
@@ -0,0 +1,20 @@
+# frozen_string_literal: true
+
+require 'rails_helper'
+
+describe REST::Keys::DeviceSerializer do
+  let(:serialization) do
+    JSON.parse(
+      ActiveModelSerializers::SerializableResource.new(
+        record, serializer: described_class
+      ).to_json
+    )
+  end
+  let(:record) { Device.new(name: 'Device name') }
+
+  describe 'name' do
+    it 'returns the name' do
+      expect(serialization['name']).to eq('Device name')
+    end
+  end
+end
diff --git a/spec/serializers/rest/keys/query_result_serializer_spec.rb b/spec/serializers/rest/keys/query_result_serializer_spec.rb
new file mode 100644
index 000000000..983780ae9
--- /dev/null
+++ b/spec/serializers/rest/keys/query_result_serializer_spec.rb
@@ -0,0 +1,20 @@
+# frozen_string_literal: true
+
+require 'rails_helper'
+
+describe REST::Keys::QueryResultSerializer do
+  let(:serialization) do
+    JSON.parse(
+      ActiveModelSerializers::SerializableResource.new(
+        record, serializer: described_class
+      ).to_json
+    )
+  end
+  let(:record) { Keys::QueryService::Result.new(Account.new(id: 123), []) }
+
+  describe 'account' do
+    it 'returns the associated account id' do
+      expect(serialization['account_id']).to eq('123')
+    end
+  end
+end
diff --git a/spec/serializers/rest/suggestion_serializer_spec.rb b/spec/serializers/rest/suggestion_serializer_spec.rb
new file mode 100644
index 000000000..b3c086208
--- /dev/null
+++ b/spec/serializers/rest/suggestion_serializer_spec.rb
@@ -0,0 +1,26 @@
+# frozen_string_literal: true
+
+require 'rails_helper'
+
+describe REST::SuggestionSerializer do
+  let(:serialization) do
+    JSON.parse(
+      ActiveModelSerializers::SerializableResource.new(
+        record, serializer: described_class
+      ).to_json
+    )
+  end
+  let(:record) do
+    AccountSuggestions::Suggestion.new(
+      account: account,
+      source: 'SuggestionSource'
+    )
+  end
+  let(:account) { Fabricate(:account) }
+
+  describe 'account' do
+    it 'returns the associated account' do
+      expect(serialization['account']['id']).to eq(account.id.to_s)
+    end
+  end
+end
diff --git a/spec/services/account_search_service_spec.rb b/spec/services/account_search_service_spec.rb
index 81cbc175e..bb819bb6c 100644
--- a/spec/services/account_search_service_spec.rb
+++ b/spec/services/account_search_service_spec.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 require 'rails_helper'
 
 describe AccountSearchService, type: :service do
@@ -63,7 +65,7 @@ describe AccountSearchService, type: :service do
         allow(ResolveAccountService).to receive(:new).and_return(service)
 
         results = subject.call('newuser@remote.com', nil, limit: 10, resolve: false)
-        expect(service).not_to have_received(:call)
+        expect(service).to_not have_received(:call)
       end
     end
 
@@ -76,7 +78,7 @@ describe AccountSearchService, type: :service do
       expect(results).to eq [partial]
     end
 
-    it "does not return suspended remote accounts" do
+    it 'does not return suspended remote accounts' do
       remote  = Fabricate(:account, username: 'a', domain: 'remote', display_name: 'e', suspended: true)
       results = subject.call('a@example.com', nil, limit: 2)
 
diff --git a/spec/services/account_statuses_cleanup_service_spec.rb b/spec/services/account_statuses_cleanup_service_spec.rb
index 257655c41..e83063f73 100644
--- a/spec/services/account_statuses_cleanup_service_spec.rb
+++ b/spec/services/account_statuses_cleanup_service_spec.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 require 'rails_helper'
 
 describe AccountStatusesCleanupService, type: :service do
@@ -42,8 +44,8 @@ describe AccountStatusesCleanupService, type: :service do
 
       context 'when called repeatedly with a budget of 2' do
         it 'reports 2 then 1 deleted statuses' do
-         expect(subject.call(account_policy, 2)).to eq 2
-         expect(subject.call(account_policy, 2)).to eq 1
+          expect(subject.call(account_policy, 2)).to eq 2
+          expect(subject.call(account_policy, 2)).to eq 1
         end
 
         it 'actually deletes the statuses in the expected order' do
diff --git a/spec/services/activitypub/fetch_featured_collection_service_spec.rb b/spec/services/activitypub/fetch_featured_collection_service_spec.rb
index e6336dc1b..59d332599 100644
--- a/spec/services/activitypub/fetch_featured_collection_service_spec.rb
+++ b/spec/services/activitypub/fetch_featured_collection_service_spec.rb
@@ -1,6 +1,10 @@
+# frozen_string_literal: true
+
 require 'rails_helper'
 
 RSpec.describe ActivityPub::FetchFeaturedCollectionService, type: :service do
+  subject { described_class.new }
+
   let(:actor) { Fabricate(:account, domain: 'example.com', uri: 'https://example.com/account', featured_collection_url: 'https://example.com/account/pinned') }
 
   let!(:known_status) { Fabricate(:status, account: actor, uri: 'https://example.com/account/pinned/1') }
@@ -56,8 +60,6 @@ RSpec.describe ActivityPub::FetchFeaturedCollectionService, type: :service do
     }.with_indifferent_access
   end
 
-  subject { described_class.new }
-
   shared_examples 'sets pinned posts' do
     before do
       stub_request(:get, 'https://example.com/account/pinned/1').to_return(status: 200, body: Oj.dump(status_json_1))
@@ -109,7 +111,7 @@ RSpec.describe ActivityPub::FetchFeaturedCollectionService, type: :service do
             type: 'CollectionPage',
             partOf: actor.featured_collection_url,
             items: items,
-          }
+          },
         }.with_indifferent_access
       end
 
diff --git a/spec/services/activitypub/fetch_featured_tags_collection_service_spec.rb b/spec/services/activitypub/fetch_featured_tags_collection_service_spec.rb
index 6ca22c9fc..071e4d92d 100644
--- a/spec/services/activitypub/fetch_featured_tags_collection_service_spec.rb
+++ b/spec/services/activitypub/fetch_featured_tags_collection_service_spec.rb
@@ -1,6 +1,10 @@
+# frozen_string_literal: true
+
 require 'rails_helper'
 
 RSpec.describe ActivityPub::FetchFeaturedTagsCollectionService, type: :service do
+  subject { described_class.new }
+
   let(:collection_url) { 'https://example.com/account/tags' }
   let(:actor) { Fabricate(:account, domain: 'example.com', uri: 'https://example.com/account') }
 
@@ -21,15 +25,13 @@ RSpec.describe ActivityPub::FetchFeaturedTagsCollectionService, type: :service d
     }.with_indifferent_access
   end
 
-  subject { described_class.new }
-
   shared_examples 'sets featured tags' do
     before do
       subject.call(actor, collection_url)
     end
 
     it 'sets expected tags as pinned tags' do
-      expect(actor.featured_tags.map(&:display_name)).to match_array ['Foo', 'bar', 'baZ']
+      expect(actor.featured_tags.map(&:display_name)).to match_array %w(Foo bar baZ)
     end
   end
 
@@ -81,7 +83,7 @@ RSpec.describe ActivityPub::FetchFeaturedTagsCollectionService, type: :service d
             type: 'CollectionPage',
             partOf: collection_url,
             items: items,
-          }
+          },
         }.with_indifferent_access
       end
 
diff --git a/spec/services/activitypub/fetch_remote_account_service_spec.rb b/spec/services/activitypub/fetch_remote_account_service_spec.rb
index ec6f1f41d..868bc2a58 100644
--- a/spec/services/activitypub/fetch_remote_account_service_spec.rb
+++ b/spec/services/activitypub/fetch_remote_account_service_spec.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 require 'rails_helper'
 
 RSpec.describe ActivityPub::FetchRemoteAccountService, type: :service do
diff --git a/spec/services/activitypub/fetch_remote_actor_service_spec.rb b/spec/services/activitypub/fetch_remote_actor_service_spec.rb
index 20117c66d..a72c6941e 100644
--- a/spec/services/activitypub/fetch_remote_actor_service_spec.rb
+++ b/spec/services/activitypub/fetch_remote_actor_service_spec.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 require 'rails_helper'
 
 RSpec.describe ActivityPub::FetchRemoteActorService, type: :service do
diff --git a/spec/services/activitypub/fetch_remote_key_service_spec.rb b/spec/services/activitypub/fetch_remote_key_service_spec.rb
index 3186c4270..0ec0c2736 100644
--- a/spec/services/activitypub/fetch_remote_key_service_spec.rb
+++ b/spec/services/activitypub/fetch_remote_key_service_spec.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 require 'rails_helper'
 
 RSpec.describe ActivityPub::FetchRemoteKeyService, type: :service do
diff --git a/spec/services/activitypub/fetch_remote_status_service_spec.rb b/spec/services/activitypub/fetch_remote_status_service_spec.rb
index 7359ca0b4..1c39db21f 100644
--- a/spec/services/activitypub/fetch_remote_status_service_spec.rb
+++ b/spec/services/activitypub/fetch_remote_status_service_spec.rb
@@ -1,8 +1,12 @@
+# frozen_string_literal: true
+
 require 'rails_helper'
 
 RSpec.describe ActivityPub::FetchRemoteStatusService, type: :service do
   include ActionView::Helpers::TextHelper
 
+  subject { described_class.new }
+
   let!(:sender) { Fabricate(:account, domain: 'foo.bar', uri: 'https://foo.bar') }
   let!(:recipient) { Fabricate(:account) }
 
@@ -11,15 +15,13 @@ RSpec.describe ActivityPub::FetchRemoteStatusService, type: :service do
   let(:note) do
     {
       '@context': 'https://www.w3.org/ns/activitystreams',
-      id: "https://foo.bar/@foo/1234",
+      id: 'https://foo.bar/@foo/1234',
       type: 'Note',
       content: 'Lorem ipsum',
       attributedTo: ActivityPub::TagManager.instance.uri_for(sender),
     }
   end
 
-  subject { described_class.new }
-
   before do
     stub_request(:get, 'https://foo.bar/watch?v=12345').to_return(status: 404, body: '')
     stub_request(:get, object[:id]).to_return(body: Oj.dump(object))
@@ -46,7 +48,7 @@ RSpec.describe ActivityPub::FetchRemoteStatusService, type: :service do
       let(:object) do
         {
           '@context': 'https://www.w3.org/ns/activitystreams',
-          id: "https://foo.bar/@foo/1234",
+          id: 'https://foo.bar/@foo/1234',
           type: 'Video',
           name: 'Nyan Cat 10 hours remix',
           attributedTo: ActivityPub::TagManager.instance.uri_for(sender),
@@ -54,13 +56,13 @@ RSpec.describe ActivityPub::FetchRemoteStatusService, type: :service do
             {
               type: 'Link',
               mimeType: 'application/x-bittorrent',
-              href: "https://foo.bar/12345.torrent",
+              href: 'https://foo.bar/12345.torrent',
             },
 
             {
               type: 'Link',
               mimeType: 'text/html',
-              href: "https://foo.bar/watch?v=12345",
+              href: 'https://foo.bar/watch?v=12345',
             },
           ],
         }
@@ -70,8 +72,8 @@ RSpec.describe ActivityPub::FetchRemoteStatusService, type: :service do
         status = sender.statuses.first
 
         expect(status).to_not be_nil
-        expect(status.url).to eq "https://foo.bar/watch?v=12345"
-        expect(strip_tags(status.text)).to eq "Nyan Cat 10 hours remixhttps://foo.bar/watch?v=12345"
+        expect(status.url).to eq 'https://foo.bar/watch?v=12345'
+        expect(strip_tags(status.text)).to eq 'Nyan Cat 10 hours remixhttps://foo.bar/watch?v=12345'
       end
     end
 
@@ -79,7 +81,7 @@ RSpec.describe ActivityPub::FetchRemoteStatusService, type: :service do
       let(:object) do
         {
           '@context': 'https://www.w3.org/ns/activitystreams',
-          id: "https://foo.bar/@foo/1234",
+          id: 'https://foo.bar/@foo/1234',
           type: 'Audio',
           name: 'Nyan Cat 10 hours remix',
           attributedTo: ActivityPub::TagManager.instance.uri_for(sender),
@@ -87,13 +89,13 @@ RSpec.describe ActivityPub::FetchRemoteStatusService, type: :service do
             {
               type: 'Link',
               mimeType: 'application/x-bittorrent',
-              href: "https://foo.bar/12345.torrent",
+              href: 'https://foo.bar/12345.torrent',
             },
 
             {
               type: 'Link',
               mimeType: 'text/html',
-              href: "https://foo.bar/watch?v=12345",
+              href: 'https://foo.bar/watch?v=12345',
             },
           ],
         }
@@ -103,8 +105,8 @@ RSpec.describe ActivityPub::FetchRemoteStatusService, type: :service do
         status = sender.statuses.first
 
         expect(status).to_not be_nil
-        expect(status.url).to eq "https://foo.bar/watch?v=12345"
-        expect(strip_tags(status.text)).to eq "Nyan Cat 10 hours remixhttps://foo.bar/watch?v=12345"
+        expect(status.url).to eq 'https://foo.bar/watch?v=12345'
+        expect(strip_tags(status.text)).to eq 'Nyan Cat 10 hours remixhttps://foo.bar/watch?v=12345'
       end
     end
 
@@ -112,10 +114,10 @@ RSpec.describe ActivityPub::FetchRemoteStatusService, type: :service do
       let(:object) do
         {
           '@context': 'https://www.w3.org/ns/activitystreams',
-          id: "https://foo.bar/@foo/1234",
+          id: 'https://foo.bar/@foo/1234',
           type: 'Event',
           name: "Let's change the world",
-          attributedTo: ActivityPub::TagManager.instance.uri_for(sender)
+          attributedTo: ActivityPub::TagManager.instance.uri_for(sender),
         }
       end
 
@@ -123,7 +125,7 @@ RSpec.describe ActivityPub::FetchRemoteStatusService, type: :service do
         status = sender.statuses.first
 
         expect(status).to_not be_nil
-        expect(status.url).to eq "https://foo.bar/@foo/1234"
+        expect(status.url).to eq 'https://foo.bar/@foo/1234'
         expect(strip_tags(status.text)).to eq "Let's change the worldhttps://foo.bar/@foo/1234"
       end
     end
@@ -132,7 +134,7 @@ RSpec.describe ActivityPub::FetchRemoteStatusService, type: :service do
       let(:note) do
         {
           '@context': 'https://www.w3.org/ns/activitystreams',
-          id: "https://real.address/@foo/1234",
+          id: 'https://real.address/@foo/1234',
           type: 'Note',
           content: 'Lorem ipsum',
           attributedTo: ActivityPub::TagManager.instance.uri_for(sender),
@@ -154,7 +156,7 @@ RSpec.describe ActivityPub::FetchRemoteStatusService, type: :service do
       let(:object) do
         {
           '@context': 'https://www.w3.org/ns/activitystreams',
-          id: "https://foo.bar/@foo/1234/create",
+          id: 'https://foo.bar/@foo/1234/create',
           type: 'Create',
           actor: ActivityPub::TagManager.instance.uri_for(sender),
           object: note,
@@ -174,11 +176,11 @@ RSpec.describe ActivityPub::FetchRemoteStatusService, type: :service do
       let(:object) do
         {
           '@context': 'https://www.w3.org/ns/activitystreams',
-          id: "https://foo.bar/@foo/1234/create",
+          id: 'https://foo.bar/@foo/1234/create',
           type: 'Create',
           actor: ActivityPub::TagManager.instance.uri_for(sender),
           object: {
-            id: "https://real.address/@foo/1234",
+            id: 'https://real.address/@foo/1234',
             type: 'Note',
             content: 'Lorem ipsum',
             attributedTo: ActivityPub::TagManager.instance.uri_for(sender),
@@ -208,7 +210,7 @@ RSpec.describe ActivityPub::FetchRemoteStatusService, type: :service do
         let(:object) do
           {
             '@context': 'https://www.w3.org/ns/activitystreams',
-            id: "https://foo.bar/@foo/1234/create",
+            id: 'https://foo.bar/@foo/1234/create',
             type: 'Create',
             actor: ActivityPub::TagManager.instance.uri_for(sender),
             object: note.merge(updated: '2021-09-08T22:39:25Z'),
@@ -223,4 +225,98 @@ RSpec.describe ActivityPub::FetchRemoteStatusService, type: :service do
       end
     end
   end
+
+  context 'statuses referencing other statuses' do
+    before do
+      stub_const 'ActivityPub::FetchRemoteStatusService::DISCOVERIES_PER_REQUEST', 5
+    end
+
+    context 'using inReplyTo' do
+      let(:object) do
+        {
+          '@context': 'https://www.w3.org/ns/activitystreams',
+          id: 'https://foo.bar/@foo/1',
+          type: 'Note',
+          content: 'Lorem ipsum',
+          inReplyTo: 'https://foo.bar/@foo/2',
+          attributedTo: ActivityPub::TagManager.instance.uri_for(sender),
+        }
+      end
+
+      before do
+        8.times do |i|
+          status_json = {
+            '@context': 'https://www.w3.org/ns/activitystreams',
+            id: "https://foo.bar/@foo/#{i}",
+            type: 'Note',
+            content: 'Lorem ipsum',
+            inReplyTo: "https://foo.bar/@foo/#{i + 1}",
+            attributedTo: ActivityPub::TagManager.instance.uri_for(sender),
+            to: 'as:Public',
+          }.with_indifferent_access
+          stub_request(:get, "https://foo.bar/@foo/#{i}").to_return(status: 200, body: status_json.to_json, headers: { 'Content-Type': 'application/activity+json' })
+        end
+      end
+
+      it 'creates at least some statuses' do
+        expect { subject.call(object[:id], prefetched_body: Oj.dump(object)) }.to change { sender.statuses.count }.by_at_least(2)
+      end
+
+      it 'creates no more account than the limit allows' do
+        expect { subject.call(object[:id], prefetched_body: Oj.dump(object)) }.to change { sender.statuses.count }.by_at_most(5)
+      end
+    end
+
+    context 'using replies' do
+      let(:object) do
+        {
+          '@context': 'https://www.w3.org/ns/activitystreams',
+          id: 'https://foo.bar/@foo/1',
+          type: 'Note',
+          content: 'Lorem ipsum',
+          replies: {
+            type: 'Collection',
+            id: 'https://foo.bar/@foo/1/replies',
+            first: {
+              type: 'CollectionPage',
+              partOf: 'https://foo.bar/@foo/1/replies',
+              items: ['https://foo.bar/@foo/2'],
+            },
+          },
+          attributedTo: ActivityPub::TagManager.instance.uri_for(sender),
+        }
+      end
+
+      before do
+        8.times do |i|
+          status_json = {
+            '@context': 'https://www.w3.org/ns/activitystreams',
+            id: "https://foo.bar/@foo/#{i}",
+            type: 'Note',
+            content: 'Lorem ipsum',
+            replies: {
+              type: 'Collection',
+              id: "https://foo.bar/@foo/#{i}/replies",
+              first: {
+                type: 'CollectionPage',
+                partOf: "https://foo.bar/@foo/#{i}/replies",
+                items: ["https://foo.bar/@foo/#{i + 1}"],
+              },
+            },
+            attributedTo: ActivityPub::TagManager.instance.uri_for(sender),
+            to: 'as:Public',
+          }.with_indifferent_access
+          stub_request(:get, "https://foo.bar/@foo/#{i}").to_return(status: 200, body: status_json.to_json, headers: { 'Content-Type': 'application/activity+json' })
+        end
+      end
+
+      it 'creates at least some statuses' do
+        expect { subject.call(object[:id], prefetched_body: Oj.dump(object)) }.to change { sender.statuses.count }.by_at_least(2)
+      end
+
+      it 'creates no more account than the limit allows' do
+        expect { subject.call(object[:id], prefetched_body: Oj.dump(object)) }.to change { sender.statuses.count }.by_at_most(5)
+      end
+    end
+  end
 end
diff --git a/spec/services/activitypub/fetch_replies_service_spec.rb b/spec/services/activitypub/fetch_replies_service_spec.rb
index fe49b18c1..bf8e29676 100644
--- a/spec/services/activitypub/fetch_replies_service_spec.rb
+++ b/spec/services/activitypub/fetch_replies_service_spec.rb
@@ -1,6 +1,10 @@
+# frozen_string_literal: true
+
 require 'rails_helper'
 
 RSpec.describe ActivityPub::FetchRepliesService, type: :service do
+  subject { described_class.new }
+
   let(:actor)          { Fabricate(:account, domain: 'example.com', uri: 'http://example.com/account') }
   let(:status)         { Fabricate(:status, account: actor) }
   let(:collection_uri) { 'http://example.com/replies/1' }
@@ -28,8 +32,6 @@ RSpec.describe ActivityPub::FetchRepliesService, type: :service do
     }.with_indifferent_access
   end
 
-  subject { described_class.new }
-
   describe '#call' do
     context 'when the payload is a Collection with inlined replies' do
       context 'when passing the collection itself' do
@@ -90,7 +92,7 @@ RSpec.describe ActivityPub::FetchRepliesService, type: :service do
             type: 'CollectionPage',
             partOf: collection_uri,
             items: items,
-          }
+          },
         }.with_indifferent_access
       end
 
diff --git a/spec/services/activitypub/process_account_service_spec.rb b/spec/services/activitypub/process_account_service_spec.rb
index 2b20d17b1..491b8ed5a 100644
--- a/spec/services/activitypub/process_account_service_spec.rb
+++ b/spec/services/activitypub/process_account_service_spec.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 require 'rails_helper'
 
 RSpec.describe ActivityPub::ProcessAccountService, type: :service do
@@ -12,7 +14,7 @@ RSpec.describe ActivityPub::ProcessAccountService, type: :service do
         attachment: [
           { type: 'PropertyValue', name: 'Pronouns', value: 'They/them' },
           { type: 'PropertyValue', name: 'Occupation', value: 'Unit test' },
-          { type: 'PropertyValue', name: 'non-string', value: ['foo', 'bar'] },
+          { type: 'PropertyValue', name: 'non-string', value: %w(foo bar) },
         ],
       }.with_indifferent_access
     end
@@ -31,6 +33,8 @@ RSpec.describe ActivityPub::ProcessAccountService, type: :service do
   end
 
   context 'when account is not suspended' do
+    subject { described_class.new.call('alice', 'example.com', payload) }
+
     let!(:account) { Fabricate(:account, username: 'alice', domain: 'example.com') }
 
     let(:payload) do
@@ -46,8 +50,6 @@ RSpec.describe ActivityPub::ProcessAccountService, type: :service do
       allow(Admin::SuspensionWorker).to receive(:perform_async)
     end
 
-    subject { described_class.new.call('alice', 'example.com', payload) }
-
     it 'suspends account remotely' do
       expect(subject.suspended?).to be true
       expect(subject.suspension_origin_remote?).to be true
@@ -60,6 +62,8 @@ RSpec.describe ActivityPub::ProcessAccountService, type: :service do
   end
 
   context 'when account is suspended' do
+    subject { described_class.new.call('alice', 'example.com', payload) }
+
     let!(:account) { Fabricate(:account, username: 'alice', domain: 'example.com', display_name: '') }
 
     let(:payload) do
@@ -78,8 +82,6 @@ RSpec.describe ActivityPub::ProcessAccountService, type: :service do
       account.suspend!(origin: suspension_origin)
     end
 
-    subject { described_class.new.call('alice', 'example.com', payload) }
-
     context 'locally' do
       let(:suspension_origin) { :local }
 
@@ -172,10 +174,10 @@ RSpec.describe ActivityPub::ProcessAccountService, type: :service do
             {
               type: 'Mention',
               href: "https://foo.test/users/#{i + 1}",
-              name: "@user#{i + 1 }",
-            }
+              name: "@user#{i + 1}",
+            },
           ],
-          to: [ 'as:Public', "https://foo.test/users/#{i + 1}" ]
+          to: ['as:Public', "https://foo.test/users/#{i + 1}"],
         }.with_indifferent_access
         featured_json = {
           '@context': ['https://www.w3.org/ns/activitystreams'],
diff --git a/spec/services/activitypub/process_collection_service_spec.rb b/spec/services/activitypub/process_collection_service_spec.rb
index 093a188a2..1433d0c50 100644
--- a/spec/services/activitypub/process_collection_service_spec.rb
+++ b/spec/services/activitypub/process_collection_service_spec.rb
@@ -1,6 +1,10 @@
+# frozen_string_literal: true
+
 require 'rails_helper'
 
 RSpec.describe ActivityPub::ProcessCollectionService, type: :service do
+  subject { described_class.new }
+
   let(:actor) { Fabricate(:account, domain: 'example.com', uri: 'http://example.com/account') }
 
   let(:payload) do
@@ -19,8 +23,6 @@ RSpec.describe ActivityPub::ProcessCollectionService, type: :service do
 
   let(:json) { Oj.dump(payload) }
 
-  subject { described_class.new }
-
   describe '#call' do
     context 'when actor is suspended' do
       before do
@@ -39,7 +41,7 @@ RSpec.describe ActivityPub::ProcessCollectionService, type: :service do
           end
 
           it 'does not process payload' do
-            expect(ActivityPub::Activity).not_to receive(:factory)
+            expect(ActivityPub::Activity).to_not receive(:factory)
             subject.call(json, actor)
           end
         end
@@ -69,7 +71,7 @@ RSpec.describe ActivityPub::ProcessCollectionService, type: :service do
 
       it 'does not process payload if no signature exists' do
         expect_any_instance_of(ActivityPub::LinkedDataSignature).to receive(:verify_actor!).and_return(nil)
-        expect(ActivityPub::Activity).not_to receive(:factory)
+        expect(ActivityPub::Activity).to_not receive(:factory)
 
         subject.call(json, forwarder)
       end
@@ -87,7 +89,7 @@ RSpec.describe ActivityPub::ProcessCollectionService, type: :service do
         payload['signature'] = { 'type' => 'RsaSignature2017' }
 
         expect_any_instance_of(ActivityPub::LinkedDataSignature).to receive(:verify_actor!).and_return(nil)
-        expect(ActivityPub::Activity).not_to receive(:factory)
+        expect(ActivityPub::Activity).to_not receive(:factory)
 
         subject.call(json, forwarder)
       end
@@ -95,11 +97,11 @@ RSpec.describe ActivityPub::ProcessCollectionService, type: :service do
       context 'when receiving a fabricated status' do
         let!(:actor) do
           Fabricate(:account,
-            username: 'bob',
-            domain: 'example.com',
-            uri: 'https://example.com/users/bob',
-            public_key: "-----BEGIN PUBLIC KEY-----\nMIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAuuYyoyfsRkYnXRotMsId\nW3euBDDfiv9oVqOxUVC7bhel8KednIMrMCRWFAkgJhbrlzbIkjVr68o1MP9qLcn7\nCmH/BXHp7yhuFTr4byjdJKpwB+/i2jNEsvDH5jR8WTAeTCe0x/QHg21V3F7dSI5m\nCCZ/1dSIyOXLRTWVlfDlm3rE4ntlCo+US3/7oSWbg/4/4qEnt1HC32kvklgScxua\n4LR5ATdoXa5bFoopPWhul7MJ6NyWCyQyScUuGdlj8EN4kmKQJvphKHrI9fvhgOuG\nTvhTR1S5InA4azSSchY0tXEEw/VNxraeX0KPjbgr6DPcwhPd/m0nhVDq0zVyVBBD\nMwIDAQAB\n-----END PUBLIC KEY-----\n",
-            private_key: nil)
+                    username: 'bob',
+                    domain: 'example.com',
+                    uri: 'https://example.com/users/bob',
+                    public_key: "-----BEGIN PUBLIC KEY-----\nMIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAuuYyoyfsRkYnXRotMsId\nW3euBDDfiv9oVqOxUVC7bhel8KednIMrMCRWFAkgJhbrlzbIkjVr68o1MP9qLcn7\nCmH/BXHp7yhuFTr4byjdJKpwB+/i2jNEsvDH5jR8WTAeTCe0x/QHg21V3F7dSI5m\nCCZ/1dSIyOXLRTWVlfDlm3rE4ntlCo+US3/7oSWbg/4/4qEnt1HC32kvklgScxua\n4LR5ATdoXa5bFoopPWhul7MJ6NyWCyQyScUuGdlj8EN4kmKQJvphKHrI9fvhgOuG\nTvhTR1S5InA4azSSchY0tXEEw/VNxraeX0KPjbgr6DPcwhPd/m0nhVDq0zVyVBBD\nMwIDAQAB\n-----END PUBLIC KEY-----\n",
+                    private_key: nil)
         end
 
         let(:payload) do
@@ -107,48 +109,48 @@ RSpec.describe ActivityPub::ProcessCollectionService, type: :service do
             '@context': [
               'https://www.w3.org/ns/activitystreams',
               nil,
-              {'object': 'https://www.w3.org/ns/activitystreams#object'}
+              { object: 'https://www.w3.org/ns/activitystreams#object' },
             ],
-            'id': 'https://example.com/users/bob/fake-status/activity',
-            'type': 'Create',
-            'actor': 'https://example.com/users/bob',
-            'published': '2022-01-22T15:00:00Z',
-            'to': [
-              'https://www.w3.org/ns/activitystreams#Public'
+            id: 'https://example.com/users/bob/fake-status/activity',
+            type: 'Create',
+            actor: 'https://example.com/users/bob',
+            published: '2022-01-22T15:00:00Z',
+            to: [
+              'https://www.w3.org/ns/activitystreams#Public',
             ],
-            'cc': [
-              'https://example.com/users/bob/followers'
+            cc: [
+              'https://example.com/users/bob/followers',
             ],
-            'signature': {
-              'type': 'RsaSignature2017',
-              'creator': 'https://example.com/users/bob#main-key',
-              'created': '2022-03-09T21:57:25Z',
-              'signatureValue': 'WculK0LelTQ0MvGwU9TPoq5pFzFfGYRDCJqjZ232/Udj4CHqDTGOSw5UTDLShqBOyycCkbZGrQwXG+dpyDpQLSe1UVPZ5TPQtc/9XtI57WlS2nMNpdvRuxGnnb2btPdesXZ7n3pCxo0zjaXrJMe0mqQh5QJO22mahb4bDwwmfTHgbD3nmkD+fBfGi+UV2qWwqr+jlV4L4JqNkh0gWljF5KTePLRRZCuWiQ/FAt7c67636cdIPf7fR+usjuZltTQyLZKEGuK8VUn2Gkfsx5qns7Vcjvlz1JqlAjyO8HPBbzTTHzUG2nUOIgC3PojCSWv6mNTmRGoLZzOscCAYQA6cKw=='
+            signature: {
+              type: 'RsaSignature2017',
+              creator: 'https://example.com/users/bob#main-key',
+              created: '2022-03-09T21:57:25Z',
+              signatureValue: 'WculK0LelTQ0MvGwU9TPoq5pFzFfGYRDCJqjZ232/Udj4CHqDTGOSw5UTDLShqBOyycCkbZGrQwXG+dpyDpQLSe1UVPZ5TPQtc/9XtI57WlS2nMNpdvRuxGnnb2btPdesXZ7n3pCxo0zjaXrJMe0mqQh5QJO22mahb4bDwwmfTHgbD3nmkD+fBfGi+UV2qWwqr+jlV4L4JqNkh0gWljF5KTePLRRZCuWiQ/FAt7c67636cdIPf7fR+usjuZltTQyLZKEGuK8VUn2Gkfsx5qns7Vcjvlz1JqlAjyO8HPBbzTTHzUG2nUOIgC3PojCSWv6mNTmRGoLZzOscCAYQA6cKw==',
             },
             '@id': 'https://example.com/users/bob/statuses/107928807471117876/activity',
             '@type': 'https://www.w3.org/ns/activitystreams#Create',
             'https://www.w3.org/ns/activitystreams#actor': {
-              '@id': 'https://example.com/users/bob'
+              '@id': 'https://example.com/users/bob',
             },
             'https://www.w3.org/ns/activitystreams#cc': {
-              '@id': 'https://example.com/users/bob/followers'
+              '@id': 'https://example.com/users/bob/followers',
             },
-            'object': {
-              'id': 'https://example.com/users/bob/fake-status',
-              'type': 'Note',
-              'published': '2022-01-22T15:00:00Z',
-              'url': 'https://www.youtube.com/watch?v=dQw4w9WgXcQ&feature=puck-was-here',
-              'attributedTo': 'https://example.com/users/bob',
-              'to': [
-                'https://www.w3.org/ns/activitystreams#Public'
+            object: {
+              id: 'https://example.com/users/bob/fake-status',
+              type: 'Note',
+              published: '2022-01-22T15:00:00Z',
+              url: 'https://www.youtube.com/watch?v=dQw4w9WgXcQ&feature=puck-was-here',
+              attributedTo: 'https://example.com/users/bob',
+              to: [
+                'https://www.w3.org/ns/activitystreams#Public',
               ],
-              'cc': [
-                'https://example.com/users/bob/followers'
+              cc: [
+                'https://example.com/users/bob/followers',
               ],
-              'sensitive': false,
-              'atomUri': 'https://example.com/users/bob/fake-status',
-              'conversation': 'tag:example.com,2022-03-09:objectId=15:objectType=Conversation',
-              'content': '<p>puck was here</p>',
+              sensitive: false,
+              atomUri: 'https://example.com/users/bob/fake-status',
+              conversation: 'tag:example.com,2022-03-09:objectId=15:objectType=Conversation',
+              content: '<p>puck was here</p>',
 
               '@id': 'https://example.com/users/bob/statuses/107928807471117876',
               '@type': 'https://www.w3.org/ns/activitystreams#Note',
@@ -156,21 +158,21 @@ RSpec.describe ActivityPub::ProcessCollectionService, type: :service do
               'http://ostatus.org#conversation': 'tag:example.com,2022-03-09:objectId=15:objectType=Conversation',
               'https://www.w3.org/ns/activitystreams#attachment': [],
               'https://www.w3.org/ns/activitystreams#attributedTo': {
-                '@id': 'https://example.com/users/bob'
+                '@id': 'https://example.com/users/bob',
               },
               'https://www.w3.org/ns/activitystreams#cc': {
-                '@id': 'https://example.com/users/bob/followers'
+                '@id': 'https://example.com/users/bob/followers',
               },
               'https://www.w3.org/ns/activitystreams#content': [
                 '<p>hello world</p>',
                 {
                   '@value': '<p>hello world</p>',
-                  '@language': 'en'
-                }
+                  '@language': 'en',
+                },
               ],
               'https://www.w3.org/ns/activitystreams#published': {
                 '@type': 'http://www.w3.org/2001/XMLSchema#dateTime',
-                '@value': '2022-03-09T21:55:07Z'
+                '@value': '2022-03-09T21:55:07Z',
               },
               'https://www.w3.org/ns/activitystreams#replies': {
                 '@id': 'https://example.com/users/bob/statuses/107928807471117876/replies',
@@ -179,51 +181,51 @@ RSpec.describe ActivityPub::ProcessCollectionService, type: :service do
                   '@type': 'https://www.w3.org/ns/activitystreams#CollectionPage',
                   'https://www.w3.org/ns/activitystreams#items': [],
                   'https://www.w3.org/ns/activitystreams#next': {
-                    '@id': 'https://example.com/users/bob/statuses/107928807471117876/replies?only_other_accounts=true&page=true'
+                    '@id': 'https://example.com/users/bob/statuses/107928807471117876/replies?only_other_accounts=true&page=true',
                   },
                   'https://www.w3.org/ns/activitystreams#partOf': {
-                    '@id': 'https://example.com/users/bob/statuses/107928807471117876/replies'
-                  }
-                }
+                    '@id': 'https://example.com/users/bob/statuses/107928807471117876/replies',
+                  },
+                },
               },
               'https://www.w3.org/ns/activitystreams#sensitive': false,
               'https://www.w3.org/ns/activitystreams#tag': [],
               'https://www.w3.org/ns/activitystreams#to': {
-                '@id': 'https://www.w3.org/ns/activitystreams#Public'
+                '@id': 'https://www.w3.org/ns/activitystreams#Public',
               },
               'https://www.w3.org/ns/activitystreams#url': {
-                '@id': 'https://example.com/@bob/107928807471117876'
-              }
+                '@id': 'https://example.com/@bob/107928807471117876',
+              },
             },
             'https://www.w3.org/ns/activitystreams#published': {
               '@type': 'http://www.w3.org/2001/XMLSchema#dateTime',
-              '@value': '2022-03-09T21:55:07Z'
+              '@value': '2022-03-09T21:55:07Z',
             },
             'https://www.w3.org/ns/activitystreams#to': {
-              '@id': 'https://www.w3.org/ns/activitystreams#Public'
-            }
+              '@id': 'https://www.w3.org/ns/activitystreams#Public',
+            },
           }
         end
 
         it 'does not process forged payload' do
-          expect(ActivityPub::Activity).not_to receive(:factory).with(
+          expect(ActivityPub::Activity).to_not receive(:factory).with(
             hash_including(
               'object' => hash_including(
                 'id' => 'https://example.com/users/bob/fake-status'
               )
             ),
-            anything(),
-            anything()
+            anything,
+            anything
           )
 
-          expect(ActivityPub::Activity).not_to receive(:factory).with(
+          expect(ActivityPub::Activity).to_not receive(:factory).with(
             hash_including(
               'object' => hash_including(
                 'content' => '<p>puck was here</p>'
               )
             ),
-            anything(),
-            anything()
+            anything,
+            anything
           )
 
           subject.call(json, forwarder)
diff --git a/spec/services/activitypub/process_status_update_service_spec.rb b/spec/services/activitypub/process_status_update_service_spec.rb
index 750369d57..e9f23b9cf 100644
--- a/spec/services/activitypub/process_status_update_service_spec.rb
+++ b/spec/services/activitypub/process_status_update_service_spec.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 require 'rails_helper'
 
 def poll_option_json(name, votes)
@@ -5,21 +7,9 @@ def poll_option_json(name, votes)
 end
 
 RSpec.describe ActivityPub::ProcessStatusUpdateService, type: :service do
-  let!(:status) { Fabricate(:status, text: 'Hello world', account: Fabricate(:account, domain: 'example.com')) }
-
-  let(:alice) { Fabricate(:account) }
-  let(:bob) { Fabricate(:account) }
-
-  let(:mentions) { [] }
-  let(:tags) { [] }
-  let(:media_attachments) { [] }
-
-  before do
-    mentions.each { |a| Fabricate(:mention, status: status, account: a) }
-    tags.each { |t| status.tags << t }
-    media_attachments.each { |m| status.media_attachments << m }
-  end
+  subject { described_class.new }
 
+  let!(:status) { Fabricate(:status, text: 'Hello world', account: Fabricate(:account, domain: 'example.com')) }
   let(:payload) do
     {
       '@context': 'https://www.w3.org/ns/activitystreams',
@@ -34,10 +24,20 @@ RSpec.describe ActivityPub::ProcessStatusUpdateService, type: :service do
       ],
     }
   end
-
   let(:json) { Oj.load(Oj.dump(payload)) }
 
-  subject { described_class.new }
+  let(:alice) { Fabricate(:account) }
+  let(:bob) { Fabricate(:account) }
+
+  let(:mentions) { [] }
+  let(:tags) { [] }
+  let(:media_attachments) { [] }
+
+  before do
+    mentions.each { |a| Fabricate(:mention, status: status, account: a) }
+    tags.each { |t| status.tags << t }
+    media_attachments.each { |m| status.media_attachments << m }
+  end
 
   describe '#call' do
     it 'updates text' do
@@ -104,20 +104,19 @@ RSpec.describe ActivityPub::ProcessStatusUpdateService, type: :service do
     end
 
     context 'when the status has not been explicitly edited and features a poll' do
-      let(:account)    { Fabricate(:account, domain: 'example.com') }
+      let(:account) { Fabricate(:account, domain: 'example.com') }
       let!(:expiration) { 10.days.from_now.utc }
       let!(:status) do
         Fabricate(:status,
-          text: 'Hello world',
-          account: account,
-          poll_attributes: {
-            options: %w(Foo Bar),
-            account: account,
-            multiple: false,
-            hide_totals: false,
-            expires_at: expiration
-          }
-        )
+                  text: 'Hello world',
+                  account: account,
+                  poll_attributes: {
+                    options: %w(Foo Bar),
+                    account: account,
+                    multiple: false,
+                    hide_totals: false,
+                    expires_at: expiration,
+                  })
       end
 
       let(:payload) do
@@ -156,20 +155,19 @@ RSpec.describe ActivityPub::ProcessStatusUpdateService, type: :service do
     end
 
     context 'when the status changes a poll despite being not explicitly marked as updated' do
-      let(:account)    { Fabricate(:account, domain: 'example.com') }
+      let(:account) { Fabricate(:account, domain: 'example.com') }
       let!(:expiration) { 10.days.from_now.utc }
       let!(:status) do
         Fabricate(:status,
-          text: 'Hello world',
-          account: account,
-          poll_attributes: {
-            options: %w(Foo Bar),
-            account: account,
-            multiple: false,
-            hide_totals: false,
-            expires_at: expiration
-          }
-        )
+                  text: 'Hello world',
+                  account: account,
+                  poll_attributes: {
+                    options: %w(Foo Bar),
+                    account: account,
+                    multiple: false,
+                    hide_totals: false,
+                    expires_at: expiration,
+                  })
       end
 
       let(:payload) do
@@ -216,11 +214,11 @@ RSpec.describe ActivityPub::ProcessStatusUpdateService, type: :service do
       end
 
       it 'does not create any edits' do
-        expect { subject.call(status, json) }.not_to change { status.reload.edits.pluck(&:id) }
+        expect { subject.call(status, json) }.to_not change { status.reload.edits.pluck(&:id) }
       end
 
       it 'does not update the text, spoiler_text or edited_at' do
-        expect { subject.call(status, json) }.not_to change { s = status.reload; [s.text, s.spoiler_text, s.edited_at] }
+        expect { subject.call(status, json) }.to_not change { s = status.reload; [s.text, s.spoiler_text, s.edited_at] }
       end
     end
 
@@ -344,7 +342,7 @@ RSpec.describe ActivityPub::ProcessStatusUpdateService, type: :service do
           updated: '2021-09-08T22:39:25Z',
           attachment: [
             { type: 'Image', mediaType: 'image/png', url: 'https://example.com/foo.png' },
-          ]
+          ],
         }
       end
 
@@ -376,7 +374,7 @@ RSpec.describe ActivityPub::ProcessStatusUpdateService, type: :service do
           updated: '2021-09-08T22:39:25Z',
           attachment: [
             { type: 'Image', mediaType: 'image/png', url: 'https://example.com/foo.png', name: 'A picture' },
-          ]
+          ],
         }
       end
 
@@ -414,7 +412,7 @@ RSpec.describe ActivityPub::ProcessStatusUpdateService, type: :service do
       end
 
       it 'removes poll' do
-        expect(status.reload.poll).to eq nil
+        expect(status.reload.poll).to be_nil
       end
 
       it 'records media change in edit' do
diff --git a/spec/services/activitypub/synchronize_followers_service_spec.rb b/spec/services/activitypub/synchronize_followers_service_spec.rb
index 75dcf204b..c9a513e24 100644
--- a/spec/services/activitypub/synchronize_followers_service_spec.rb
+++ b/spec/services/activitypub/synchronize_followers_service_spec.rb
@@ -1,6 +1,10 @@
+# frozen_string_literal: true
+
 require 'rails_helper'
 
 RSpec.describe ActivityPub::SynchronizeFollowersService, type: :service do
+  subject { described_class.new }
+
   let(:actor)          { Fabricate(:account, domain: 'example.com', uri: 'http://example.com/account', inbox_url: 'http://example.com/inbox') }
   let(:alice)          { Fabricate(:account, username: 'alice') }
   let(:bob)            { Fabricate(:account, username: 'bob') }
@@ -25,8 +29,6 @@ RSpec.describe ActivityPub::SynchronizeFollowersService, type: :service do
     }.with_indifferent_access
   end
 
-  subject { described_class.new }
-
   shared_examples 'synchronizes followers' do
     before do
       alice.follow!(actor)
@@ -91,7 +93,7 @@ RSpec.describe ActivityPub::SynchronizeFollowersService, type: :service do
             type: 'CollectionPage',
             partOf: collection_uri,
             items: items,
-          }
+          },
         }.with_indifferent_access
       end
 
diff --git a/spec/services/after_block_domain_from_account_service_spec.rb b/spec/services/after_block_domain_from_account_service_spec.rb
index 006e3f4d2..b75f92372 100644
--- a/spec/services/after_block_domain_from_account_service_spec.rb
+++ b/spec/services/after_block_domain_from_account_service_spec.rb
@@ -1,11 +1,13 @@
+# frozen_string_literal: true
+
 require 'rails_helper'
 
 RSpec.describe AfterBlockDomainFromAccountService, type: :service do
+  subject { AfterBlockDomainFromAccountService.new }
+
   let!(:wolf) { Fabricate(:account, username: 'wolf', domain: 'evil.org', inbox_url: 'https://evil.org/inbox', protocol: :activitypub) }
   let!(:alice) { Fabricate(:account, username: 'alice') }
 
-  subject { AfterBlockDomainFromAccountService.new }
-
   before do
     stub_jsonld_contexts!
     allow(ActivityPub::DeliveryWorker).to receive(:perform_async)
diff --git a/spec/services/after_block_service_spec.rb b/spec/services/after_block_service_spec.rb
index 337766d06..d81bba1d8 100644
--- a/spec/services/after_block_service_spec.rb
+++ b/spec/services/after_block_service_spec.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 require 'rails_helper'
 
 RSpec.describe AfterBlockService, type: :service do
diff --git a/spec/services/app_sign_up_service_spec.rb b/spec/services/app_sign_up_service_spec.rb
index 8ec4d4a7a..253230496 100644
--- a/spec/services/app_sign_up_service_spec.rb
+++ b/spec/services/app_sign_up_service_spec.rb
@@ -1,12 +1,14 @@
+# frozen_string_literal: true
+
 require 'rails_helper'
 
 RSpec.describe AppSignUpService, type: :service do
+  subject { described_class.new }
+
   let(:app) { Fabricate(:application, scopes: 'read write') }
   let(:good_params) { { username: 'alice', password: '12345678', email: 'good@email.com', agreement: true } }
   let(:remote_ip) { IPAddr.new('198.0.2.1') }
 
-  subject { described_class.new }
-
   describe '#call' do
     it 'returns nil when registrations are closed' do
       tmp = Setting.registrations_mode
diff --git a/spec/services/authorize_follow_service_spec.rb b/spec/services/authorize_follow_service_spec.rb
index 888d694b6..63d9e2a0f 100644
--- a/spec/services/authorize_follow_service_spec.rb
+++ b/spec/services/authorize_follow_service_spec.rb
@@ -1,10 +1,12 @@
+# frozen_string_literal: true
+
 require 'rails_helper'
 
 RSpec.describe AuthorizeFollowService, type: :service do
-  let(:sender) { Fabricate(:account, username: 'alice') }
-
   subject { AuthorizeFollowService.new }
 
+  let(:sender) { Fabricate(:account, username: 'alice') }
+
   describe 'local' do
     let(:bob) { Fabricate(:account, username: 'bob') }
 
diff --git a/spec/services/batched_remove_status_service_spec.rb b/spec/services/batched_remove_status_service_spec.rb
index 920edeb13..9bedf3744 100644
--- a/spec/services/batched_remove_status_service_spec.rb
+++ b/spec/services/batched_remove_status_service_spec.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 require 'rails_helper'
 
 RSpec.describe BatchedRemoveStatusService, type: :service do
diff --git a/spec/services/block_domain_service_spec.rb b/spec/services/block_domain_service_spec.rb
index 242b02fff..0ab97b8ce 100644
--- a/spec/services/block_domain_service_spec.rb
+++ b/spec/services/block_domain_service_spec.rb
@@ -1,14 +1,16 @@
+# frozen_string_literal: true
+
 require 'rails_helper'
 
 RSpec.describe BlockDomainService, type: :service do
+  subject { BlockDomainService.new }
+
   let!(:bad_account) { Fabricate(:account, username: 'badguy666', domain: 'evil.org') }
   let!(:bad_status1) { Fabricate(:status, account: bad_account, text: 'You suck') }
   let!(:bad_status2) { Fabricate(:status, account: bad_account, text: 'Hahaha') }
   let!(:bad_attachment) { Fabricate(:media_attachment, account: bad_account, status: bad_status2, file: attachment_fixture('attachment.jpg')) }
   let!(:already_banned_account) { Fabricate(:account, username: 'badguy', domain: 'evil.org', suspended: true, silenced: true) }
 
-  subject { BlockDomainService.new }
-
   describe 'for a suspension' do
     before do
       subject.call(DomainBlock.create!(domain: 'evil.org', severity: :suspend))
@@ -67,9 +69,9 @@ RSpec.describe BlockDomainService, type: :service do
     end
 
     it 'leaves the domains status and attachments, but clears media' do
-      expect { bad_status1.reload }.not_to raise_error
-      expect { bad_status2.reload }.not_to raise_error
-      expect { bad_attachment.reload }.not_to raise_error
+      expect { bad_status1.reload }.to_not raise_error
+      expect { bad_status2.reload }.to_not raise_error
+      expect { bad_attachment.reload }.to_not raise_error
       expect(bad_attachment.file.exists?).to be false
     end
   end
diff --git a/spec/services/block_service_spec.rb b/spec/services/block_service_spec.rb
index a53e1f928..75f07f5ad 100644
--- a/spec/services/block_service_spec.rb
+++ b/spec/services/block_service_spec.rb
@@ -1,10 +1,12 @@
+# frozen_string_literal: true
+
 require 'rails_helper'
 
 RSpec.describe BlockService, type: :service do
-  let(:sender) { Fabricate(:account, username: 'alice') }
-
   subject { BlockService.new }
 
+  let(:sender) { Fabricate(:account, username: 'alice') }
+
   describe 'local' do
     let(:bob) { Fabricate(:account, username: 'bob') }
 
diff --git a/spec/services/bootstrap_timeline_service_spec.rb b/spec/services/bootstrap_timeline_service_spec.rb
index 16f3e9962..670ac652f 100644
--- a/spec/services/bootstrap_timeline_service_spec.rb
+++ b/spec/services/bootstrap_timeline_service_spec.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 require 'rails_helper'
 
 RSpec.describe BootstrapTimelineService, type: :service do
@@ -32,6 +34,5 @@ RSpec.describe BootstrapTimelineService, type: :service do
         expect(service).to_not have_received(:call)
       end
     end
-
   end
 end
diff --git a/spec/services/clear_domain_media_service_spec.rb b/spec/services/clear_domain_media_service_spec.rb
index 45b92e2c9..987507579 100644
--- a/spec/services/clear_domain_media_service_spec.rb
+++ b/spec/services/clear_domain_media_service_spec.rb
@@ -1,22 +1,24 @@
+# frozen_string_literal: true
+
 require 'rails_helper'
 
 RSpec.describe ClearDomainMediaService, type: :service do
+  subject { ClearDomainMediaService.new }
+
   let!(:bad_account) { Fabricate(:account, username: 'badguy666', domain: 'evil.org') }
   let!(:bad_status1) { Fabricate(:status, account: bad_account, text: 'You suck') }
   let!(:bad_status2) { Fabricate(:status, account: bad_account, text: 'Hahaha') }
   let!(:bad_attachment) { Fabricate(:media_attachment, account: bad_account, status: bad_status2, file: attachment_fixture('attachment.jpg')) }
 
-  subject { ClearDomainMediaService.new }
-
   describe 'for a silence with reject media' do
     before do
       subject.call(DomainBlock.create!(domain: 'evil.org', severity: :silence, reject_media: true))
     end
 
     it 'leaves the domains status and attachments, but clears media' do
-      expect { bad_status1.reload }.not_to raise_error
-      expect { bad_status2.reload }.not_to raise_error
-      expect { bad_attachment.reload }.not_to raise_error
+      expect { bad_status1.reload }.to_not raise_error
+      expect { bad_status2.reload }.to_not raise_error
+      expect { bad_attachment.reload }.to_not raise_error
       expect(bad_attachment.file.exists?).to be false
     end
   end
diff --git a/spec/services/delete_account_service_spec.rb b/spec/services/delete_account_service_spec.rb
index 1fbe4d07c..61e5c3c9b 100644
--- a/spec/services/delete_account_service_spec.rb
+++ b/spec/services/delete_account_service_spec.rb
@@ -1,7 +1,11 @@
+# frozen_string_literal: true
+
 require 'rails_helper'
 
 RSpec.describe DeleteAccountService, type: :service do
   shared_examples 'common behavior' do
+    subject { described_class.new.call(account) }
+
     let!(:status) { Fabricate(:status, account: account) }
     let!(:mention) { Fabricate(:mention, account: local_follower) }
     let!(:status_with_mention) { Fabricate(:status, account: account, mentions: [mention]) }
@@ -23,8 +27,6 @@ RSpec.describe DeleteAccountService, type: :service do
 
     let!(:account_note) { Fabricate(:account_note, account: account) }
 
-    subject { described_class.new.call(account) }
-
     it 'deletes associated owned records' do
       expect { subject }.to change {
         [
@@ -50,17 +52,17 @@ RSpec.describe DeleteAccountService, type: :service do
 
     it 'deletes associated target notifications' do
       expect { subject }.to change {
-        [
-          'poll', 'favourite', 'status', 'mention', 'follow'
-        ].map { |type| Notification.where(type: type).count }
+        %w(
+          poll favourite status mention follow
+        ).map { |type| Notification.where(type: type).count }
       }.from([1, 1, 1, 1, 1]).to([0, 0, 0, 0, 0])
     end
   end
 
   describe '#call on local account' do
     before do
-      stub_request(:post, "https://alice.com/inbox").to_return(status: 201)
-      stub_request(:post, "https://bob.com/inbox").to_return(status: 201)
+      stub_request(:post, 'https://alice.com/inbox').to_return(status: 201)
+      stub_request(:post, 'https://bob.com/inbox').to_return(status: 201)
     end
 
     let!(:remote_alice) { Fabricate(:account, inbox_url: 'https://alice.com/inbox', protocol: :activitypub) }
@@ -72,16 +74,16 @@ RSpec.describe DeleteAccountService, type: :service do
 
       it 'sends a delete actor activity to all known inboxes' do
         subject
-        expect(a_request(:post, "https://alice.com/inbox")).to have_been_made.once
-        expect(a_request(:post, "https://bob.com/inbox")).to have_been_made.once
+        expect(a_request(:post, 'https://alice.com/inbox')).to have_been_made.once
+        expect(a_request(:post, 'https://bob.com/inbox')).to have_been_made.once
       end
     end
   end
 
   describe '#call on remote account' do
     before do
-      stub_request(:post, "https://alice.com/inbox").to_return(status: 201)
-      stub_request(:post, "https://bob.com/inbox").to_return(status: 201)
+      stub_request(:post, 'https://alice.com/inbox').to_return(status: 201)
+      stub_request(:post, 'https://bob.com/inbox').to_return(status: 201)
     end
 
     include_examples 'common behavior' do
diff --git a/spec/services/fan_out_on_write_service_spec.rb b/spec/services/fan_out_on_write_service_spec.rb
index 59e15d230..3b554f9ea 100644
--- a/spec/services/fan_out_on_write_service_spec.rb
+++ b/spec/services/fan_out_on_write_service_spec.rb
@@ -1,16 +1,17 @@
+# frozen_string_literal: true
+
 require 'rails_helper'
 
 RSpec.describe FanOutOnWriteService, type: :service do
+  subject { described_class.new }
+
   let(:last_active_at) { Time.now.utc }
+  let(:status) { Fabricate(:status, account: alice, visibility: visibility, text: 'Hello @bob #hoge') }
 
   let!(:alice) { Fabricate(:user, current_sign_in_at: last_active_at).account }
   let!(:bob)   { Fabricate(:user, current_sign_in_at: last_active_at, account_attributes: { username: 'bob' }).account }
   let!(:tom)   { Fabricate(:user, current_sign_in_at: last_active_at).account }
 
-  subject { described_class.new }
-
-  let(:status) { Fabricate(:status, account: alice, visibility: visibility, text: 'Hello @bob #hoge') }
-
   before do
     bob.follow!(alice)
     tom.follow!(alice)
diff --git a/spec/services/favourite_service_spec.rb b/spec/services/favourite_service_spec.rb
index 9781f0d78..613ae203e 100644
--- a/spec/services/favourite_service_spec.rb
+++ b/spec/services/favourite_service_spec.rb
@@ -1,10 +1,12 @@
+# frozen_string_literal: true
+
 require 'rails_helper'
 
 RSpec.describe FavouriteService, type: :service do
-  let(:sender) { Fabricate(:account, username: 'alice') }
-
   subject { FavouriteService.new }
 
+  let(:sender) { Fabricate(:account, username: 'alice') }
+
   describe 'local' do
     let(:bob)    { Fabricate(:account) }
     let(:status) { Fabricate(:status, account: bob) }
@@ -23,7 +25,7 @@ RSpec.describe FavouriteService, type: :service do
     let(:status) { Fabricate(:status, account: bob) }
 
     before do
-      stub_request(:post, "http://example.com/inbox").to_return(status: 200, body: "", headers: {})
+      stub_request(:post, 'http://example.com/inbox').to_return(status: 200, body: '', headers: {})
       subject.call(sender, status)
     end
 
@@ -32,7 +34,7 @@ RSpec.describe FavouriteService, type: :service do
     end
 
     it 'sends a like activity' do
-      expect(a_request(:post, "http://example.com/inbox")).to have_been_made.once
+      expect(a_request(:post, 'http://example.com/inbox')).to have_been_made.once
     end
   end
 end
diff --git a/spec/services/fetch_link_card_service_spec.rb b/spec/services/fetch_link_card_service_spec.rb
index 4914c2753..d79ab7a43 100644
--- a/spec/services/fetch_link_card_service_spec.rb
+++ b/spec/services/fetch_link_card_service_spec.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 require 'rails_helper'
 
 RSpec.describe FetchLinkCardService, type: :service do
@@ -30,7 +32,7 @@ RSpec.describe FetchLinkCardService, type: :service do
 
       it 'works with SJIS' do
         expect(a_request(:get, 'http://example.com/sjis')).to have_been_made.at_least_once
-        expect(status.preview_cards.first.title).to eq("SJISのページ")
+        expect(status.preview_cards.first.title).to eq('SJISのページ')
       end
     end
 
@@ -39,7 +41,7 @@ RSpec.describe FetchLinkCardService, type: :service do
 
       it 'works with SJIS even with wrong charset header' do
         expect(a_request(:get, 'http://example.com/sjis_with_wrong_charset')).to have_been_made.at_least_once
-        expect(status.preview_cards.first.title).to eq("SJISのページ")
+        expect(status.preview_cards.first.title).to eq('SJISのページ')
       end
     end
 
@@ -48,7 +50,7 @@ RSpec.describe FetchLinkCardService, type: :service do
 
       it 'works with koi8-r' do
         expect(a_request(:get, 'http://example.com/koi8-r')).to have_been_made.at_least_once
-        expect(status.preview_cards.first.title).to eq("Московя начинаетъ только въ XVI ст. привлекать внимане иностранцевъ.")
+        expect(status.preview_cards.first.title).to eq('Московя начинаетъ только въ XVI ст. привлекать внимане иностранцевъ.')
       end
     end
 
@@ -66,7 +68,7 @@ RSpec.describe FetchLinkCardService, type: :service do
 
       it 'works with Japanese path string' do
         expect(a_request(:get, 'http://example.com/日本語')).to have_been_made.at_least_once
-        expect(status.preview_cards.first.title).to eq("SJISのページ")
+        expect(status.preview_cards.first.title).to eq('SJISのページ')
       end
     end
 
diff --git a/spec/services/fetch_oembed_service_spec.rb b/spec/services/fetch_oembed_service_spec.rb
index 88f0113ed..8a0b49222 100644
--- a/spec/services/fetch_oembed_service_spec.rb
+++ b/spec/services/fetch_oembed_service_spec.rb
@@ -6,9 +6,9 @@ describe FetchOEmbedService, type: :service do
   subject { described_class.new }
 
   before do
-    stub_request(:get, "https://host.test/provider.json").to_return(status: 404)
-    stub_request(:get, "https://host.test/provider.xml").to_return(status: 404)
-    stub_request(:get, "https://host.test/empty_provider.json").to_return(status: 200)
+    stub_request(:get, 'https://host.test/provider.json').to_return(status: 404)
+    stub_request(:get, 'https://host.test/provider.xml').to_return(status: 404)
+    stub_request(:get, 'https://host.test/empty_provider.json').to_return(status: 200)
   end
 
   describe 'discover_provider' do
@@ -18,7 +18,7 @@ describe FetchOEmbedService, type: :service do
           stub_request(:get, 'https://www.youtube.com/watch?v=IPSbNdBmWKE').to_return(
             status: 200,
             headers: { 'Content-Type': 'text/html' },
-            body: request_fixture('oembed_youtube.html'),
+            body: request_fixture('oembed_youtube.html')
           )
           stub_request(:get, 'https://www.youtube.com/oembed?format=json&url=https%3A%2F%2Fwww.youtube.com%2Fwatch%3Fv%3DIPSbNdBmWKE').to_return(
             status: 200,
@@ -62,7 +62,7 @@ describe FetchOEmbedService, type: :service do
 
         it 'does not cache OEmbed endpoint' do
           subject.call('https://host.test/oembed.html', format: :xml)
-          expect(Rails.cache.exist?('oembed_endpoint:host.test')).to eq false
+          expect(Rails.cache.exist?('oembed_endpoint:host.test')).to be false
         end
       end
 
@@ -83,7 +83,7 @@ describe FetchOEmbedService, type: :service do
 
         it 'does not cache OEmbed endpoint' do
           subject.call('https://host.test/oembed.html')
-          expect(Rails.cache.exist?('oembed_endpoint:host.test')).to eq false
+          expect(Rails.cache.exist?('oembed_endpoint:host.test')).to be false
         end
       end
 
@@ -104,7 +104,7 @@ describe FetchOEmbedService, type: :service do
 
         it 'does not cache OEmbed endpoint' do
           subject.call('https://host.test/oembed.html')
-          expect(Rails.cache.exist?('oembed_endpoint:host.test')).to eq false
+          expect(Rails.cache.exist?('oembed_endpoint:host.test')).to be false
         end
       end
 
@@ -151,7 +151,6 @@ describe FetchOEmbedService, type: :service do
           expect(subject.format).to eq :json
         end
       end
-
     end
 
     context 'when endpoint is cached' do
diff --git a/spec/services/fetch_remote_status_service_spec.rb b/spec/services/fetch_remote_status_service_spec.rb
index fe5f1aed1..694a75dc2 100644
--- a/spec/services/fetch_remote_status_service_spec.rb
+++ b/spec/services/fetch_remote_status_service_spec.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 require 'rails_helper'
 
 RSpec.describe FetchRemoteStatusService, type: :service do
@@ -7,7 +9,7 @@ RSpec.describe FetchRemoteStatusService, type: :service do
   let(:note) do
     {
       '@context': 'https://www.w3.org/ns/activitystreams',
-      id: "https://example.org/@foo/1234",
+      id: 'https://example.org/@foo/1234',
       type: 'Note',
       content: 'Lorem ipsum',
       attributedTo: ActivityPub::TagManager.instance.uri_for(account),
@@ -15,7 +17,8 @@ RSpec.describe FetchRemoteStatusService, type: :service do
   end
 
   context 'protocol is :activitypub' do
-    subject { described_class.new.call(note[:id], prefetched_body) }
+    subject { described_class.new.call(note[:id], prefetched_body: prefetched_body) }
+
     let(:prefetched_body) { Oj.dump(note) }
 
     before do
diff --git a/spec/services/fetch_resource_service_spec.rb b/spec/services/fetch_resource_service_spec.rb
index c0c96ab69..da7e42351 100644
--- a/spec/services/fetch_resource_service_spec.rb
+++ b/spec/services/fetch_resource_service_spec.rb
@@ -1,13 +1,16 @@
+# frozen_string_literal: true
+
 require 'rails_helper'
 
 RSpec.describe FetchResourceService, type: :service do
   describe '#call' do
-    let(:url) { 'http://example.com' }
-
     subject { described_class.new.call(url) }
 
+    let(:url) { 'http://example.com' }
+
     context 'with blank url' do
       let(:url) { '' }
+
       it { is_expected.to be_nil }
     end
 
@@ -21,7 +24,7 @@ RSpec.describe FetchResourceService, type: :service do
 
     context 'when OpenSSL::SSL::SSLError is raised' do
       before do
-        request = double()
+        request = double
         allow(Request).to receive(:new).and_return(request)
         allow(request).to receive(:add_headers)
         allow(request).to receive(:on_behalf_of)
@@ -33,7 +36,7 @@ RSpec.describe FetchResourceService, type: :service do
 
     context 'when HTTP::ConnectionError is raised' do
       before do
-        request = double()
+        request = double
         allow(Request).to receive(:new).and_return(request)
         allow(request).to receive(:add_headers)
         allow(request).to receive(:on_behalf_of)
@@ -62,6 +65,7 @@ RSpec.describe FetchResourceService, type: :service do
 
       before do
         stub_request(:get, url).to_return(status: 200, body: body, headers: headers)
+        stub_request(:get, 'http://example.com/foo').to_return(status: 200, body: json, headers: { 'Content-Type' => 'application/activity+json' })
       end
 
       it 'signs request' do
@@ -72,7 +76,7 @@ RSpec.describe FetchResourceService, type: :service do
       context 'when content type is application/atom+xml' do
         let(:content_type) { 'application/atom+xml' }
 
-        it { is_expected.to eq nil }
+        it { is_expected.to be_nil }
       end
 
       context 'when content type is activity+json' do
@@ -89,13 +93,8 @@ RSpec.describe FetchResourceService, type: :service do
         it { is_expected.to eq [1, { prefetched_body: body, id: true }] }
       end
 
-      before do
-        stub_request(:get, url).to_return(status: 200, body: body, headers: headers)
-        stub_request(:get, 'http://example.com/foo').to_return(status: 200, body: json, headers: { 'Content-Type' => 'application/activity+json' })
-      end
-
       context 'when link header is present' do
-        let(:headers) { { 'Link' => '<http://example.com/foo>; rel="alternate"; type="application/activity+json"', } }
+        let(:headers) { { 'Link' => '<http://example.com/foo>; rel="alternate"; type="application/activity+json"' } }
 
         it { is_expected.to eq [1, { prefetched_body: json, id: true }] }
       end
diff --git a/spec/services/follow_service_spec.rb b/spec/services/follow_service_spec.rb
index 412c04d76..67a8b2c54 100644
--- a/spec/services/follow_service_spec.rb
+++ b/spec/services/follow_service_spec.rb
@@ -1,10 +1,12 @@
+# frozen_string_literal: true
+
 require 'rails_helper'
 
 RSpec.describe FollowService, type: :service do
-  let(:sender) { Fabricate(:account, username: 'alice') }
-
   subject { FollowService.new }
 
+  let(:sender) { Fabricate(:account, username: 'alice') }
+
   context 'local account' do
     describe 'locked account' do
       let(:bob) { Fabricate(:account, locked: true, username: 'bob') }
@@ -140,7 +142,7 @@ RSpec.describe FollowService, type: :service do
     let(:bob) { Fabricate(:account, username: 'bob', domain: 'example.com', protocol: :activitypub, inbox_url: 'http://example.com/inbox') }
 
     before do
-      stub_request(:post, "http://example.com/inbox").to_return(status: 200, body: "", headers: {})
+      stub_request(:post, 'http://example.com/inbox').to_return(status: 200, body: '', headers: {})
       subject.call(sender, bob)
     end
 
diff --git a/spec/services/import_service_spec.rb b/spec/services/import_service_spec.rb
index e2d182920..f081f2d9d 100644
--- a/spec/services/import_service_spec.rb
+++ b/spec/services/import_service_spec.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 require 'rails_helper'
 
 RSpec.describe ImportService, type: :service do
@@ -8,7 +10,7 @@ RSpec.describe ImportService, type: :service do
   let!(:eve)     { Fabricate(:account, username: 'eve', domain: 'example.com', locked: false, protocol: :activitypub, inbox_url: 'https://example.com/inbox') }
 
   before do
-    stub_request(:post, "https://example.com/inbox").to_return(status: 200)
+    stub_request(:post, 'https://example.com/inbox').to_return(status: 200)
   end
 
   context 'import old-style list of muted users' do
@@ -18,6 +20,7 @@ RSpec.describe ImportService, type: :service do
 
     describe 'when no accounts are muted' do
       let(:import) { Import.create(account: account, type: 'muting', data: csv) }
+
       it 'mutes the listed accounts, including notifications' do
         subject.call(import)
         expect(account.muting.count).to eq 2
@@ -55,6 +58,7 @@ RSpec.describe ImportService, type: :service do
 
     describe 'when no accounts are muted' do
       let(:import) { Import.create(account: account, type: 'muting', data: csv) }
+
       it 'mutes the listed accounts, respecting notifications' do
         subject.call(import)
         expect(account.muting.count).to eq 2
@@ -95,6 +99,7 @@ RSpec.describe ImportService, type: :service do
 
     describe 'when no accounts are followed' do
       let(:import) { Import.create(account: account, type: 'following', data: csv) }
+
       it 'follows the listed accounts, including boosts' do
         subject.call(import)
 
@@ -136,6 +141,7 @@ RSpec.describe ImportService, type: :service do
 
     describe 'when no accounts are followed' do
       let(:import) { Import.create(account: account, type: 'following', data: csv) }
+
       it 'follows the listed accounts, respecting boosts' do
         subject.call(import)
         expect(account.following.count).to eq 1
@@ -178,18 +184,17 @@ RSpec.describe ImportService, type: :service do
   context 'utf-8 encoded domains' do
     subject { ImportService.new }
 
-    let!(:nare)     { Fabricate(:account, username: 'nare', domain: 'թութ.հայ', locked: false, protocol: :activitypub, inbox_url: 'https://թութ.հայ/inbox') }
+    let!(:nare) { Fabricate(:account, username: 'nare', domain: 'թութ.հայ', locked: false, protocol: :activitypub, inbox_url: 'https://թութ.հայ/inbox') }
+    let(:csv) { attachment_fixture('utf8-followers.txt') }
+    let(:import) { Import.create(account: account, type: 'following', data: csv) }
 
     # Make sure to not actually go to the remote server
     before do
-      stub_request(:post, "https://թութ.հայ/inbox").to_return(status: 200)
+      stub_request(:post, 'https://թութ.հայ/inbox').to_return(status: 200)
     end
 
-    let(:csv) { attachment_fixture('utf8-followers.txt') }
-    let(:import) { Import.create(account: account, type: 'following', data: csv) }
-
     it 'follows the listed account' do
-    expect(account.follow_requests.count).to eq 0
+      expect(account.follow_requests.count).to eq 0
       subject.call(import)
       expect(account.follow_requests.count).to eq 1
     end
@@ -199,6 +204,9 @@ RSpec.describe ImportService, type: :service do
     subject { ImportService.new }
 
     let(:csv) { attachment_fixture('bookmark-imports.txt') }
+    let(:local_account)  { Fabricate(:account, username: 'foo', domain: '') }
+    let!(:remote_status) { Fabricate(:status, uri: 'https://example.com/statuses/1312') }
+    let!(:direct_status) { Fabricate(:status, uri: 'https://example.com/statuses/direct', visibility: :direct) }
 
     around(:each) do |example|
       local_before = Rails.configuration.x.local_domain
@@ -210,10 +218,6 @@ RSpec.describe ImportService, type: :service do
       Rails.configuration.x.local_domain = local_before
     end
 
-    let(:local_account)  { Fabricate(:account, username: 'foo', domain: '') }
-    let!(:remote_status) { Fabricate(:status, uri: 'https://example.com/statuses/1312') }
-    let!(:direct_status) { Fabricate(:status, uri: 'https://example.com/statuses/direct', visibility: :direct) }
-
     before do
       service = double
       allow(ActivityPub::FetchRemoteStatusService).to receive(:new).and_return(service)
@@ -224,12 +228,13 @@ RSpec.describe ImportService, type: :service do
 
     describe 'when no bookmarks are set' do
       let(:import) { Import.create(account: account, type: 'bookmarks', data: csv) }
+
       it 'adds the toots the user has access to to bookmarks' do
         local_status = Fabricate(:status, account: local_account, uri: 'https://local.com/users/foo/statuses/42', id: 42, local: true)
         subject.call(import)
         expect(account.bookmarks.map(&:status).map(&:id)).to include(local_status.id)
         expect(account.bookmarks.map(&:status).map(&:id)).to include(remote_status.id)
-        expect(account.bookmarks.map(&:status).map(&:id)).not_to include(direct_status.id)
+        expect(account.bookmarks.map(&:status).map(&:id)).to_not include(direct_status.id)
         expect(account.bookmarks.count).to eq 3
       end
     end
diff --git a/spec/services/mute_service_spec.rb b/spec/services/mute_service_spec.rb
index 57d8c41de..50f74ff27 100644
--- a/spec/services/mute_service_spec.rb
+++ b/spec/services/mute_service_spec.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 require 'rails_helper'
 
 RSpec.describe MuteService, type: :service do
diff --git a/spec/services/notify_service_spec.rb b/spec/services/notify_service_spec.rb
index 67dd0483b..616a7aa20 100644
--- a/spec/services/notify_service_spec.rb
+++ b/spec/services/notify_service_spec.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 require 'rails_helper'
 
 RSpec.describe NotifyService, type: :service do
@@ -46,13 +48,14 @@ RSpec.describe NotifyService, type: :service do
     recipient.suspend!
     expect { subject }.to_not change(Notification, :count)
   end
-  
+
   context 'for direct messages' do
     let(:activity) { Fabricate(:mention, account: recipient, status: Fabricate(:status, account: sender, visibility: :direct)) }
     let(:type)     { :mention }
 
     before do
-      user.settings.interactions = user.settings.interactions.merge('must_be_following_dm' => enabled)
+      user.settings.update('interactions.must_be_following_dm': enabled)
+      user.save
     end
 
     context 'if recipient is supposed to be following sender' do
@@ -153,8 +156,8 @@ RSpec.describe NotifyService, type: :service do
     before do
       ActionMailer::Base.deliveries.clear
 
-      notification_emails = user.settings.notification_emails
-      user.settings.notification_emails = notification_emails.merge('follow' => enabled)
+      user.settings.update('notification_emails.follow': enabled)
+      user.save
     end
 
     context 'when email notification is enabled' do
diff --git a/spec/services/post_status_service_spec.rb b/spec/services/post_status_service_spec.rb
index d21270c79..33153c3d0 100644
--- a/spec/services/post_status_service_spec.rb
+++ b/spec/services/post_status_service_spec.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 require 'rails_helper'
 
 RSpec.describe PostStatusService, type: :service do
@@ -5,7 +7,7 @@ RSpec.describe PostStatusService, type: :service do
 
   it 'creates a new status' do
     account = Fabricate(:account)
-    text = "test status update"
+    text = 'test status update'
 
     status = subject.call(account, text: text)
 
@@ -16,7 +18,7 @@ RSpec.describe PostStatusService, type: :service do
   it 'creates a new response status' do
     in_reply_to_status = Fabricate(:status)
     account = Fabricate(:account)
-    text = "test status update"
+    text = 'test status update'
 
     status = subject.call(account, text: text, thread: in_reply_to_status)
 
@@ -50,7 +52,7 @@ RSpec.describe PostStatusService, type: :service do
     end
 
     it 'does not change statuses count' do
-      expect { subject.call(account, text: 'Hi future!', scheduled_at: future, thread: previous_status) }.not_to change { [account.statuses_count, previous_status.replies_count] }
+      expect { subject.call(account, text: 'Hi future!', scheduled_at: future, thread: previous_status) }.to_not change { [account.statuses_count, previous_status.replies_count] }
     end
   end
 
@@ -58,7 +60,7 @@ RSpec.describe PostStatusService, type: :service do
     boosted_status = Fabricate(:status)
     in_reply_to_status = Fabricate(:status, reblog: boosted_status)
     account = Fabricate(:account)
-    text = "test status update"
+    text = 'test status update'
 
     status = subject.call(account, text: text, thread: in_reply_to_status)
 
@@ -75,7 +77,7 @@ RSpec.describe PostStatusService, type: :service do
   end
 
   it 'creates a status with spoiler text' do
-    spoiler_text = "spoiler text"
+    spoiler_text = 'spoiler text'
 
     status = create_status_with_options(spoiler_text: spoiler_text)
 
@@ -101,14 +103,14 @@ RSpec.describe PostStatusService, type: :service do
     status = create_status_with_options(visibility: :private)
 
     expect(status).to be_persisted
-    expect(status.visibility).to eq "private"
+    expect(status.visibility).to eq 'private'
   end
 
   it 'creates a status with limited visibility for silenced users' do
     status = subject.call(Fabricate(:account, silenced: true), text: 'test', visibility: :public)
 
     expect(status).to be_persisted
-    expect(status.visibility).to eq "unlisted"
+    expect(status.visibility).to eq 'unlisted'
   end
 
   it 'creates a status for the given application' do
@@ -135,10 +137,29 @@ RSpec.describe PostStatusService, type: :service do
     allow(ProcessMentionsService).to receive(:new).and_return(mention_service)
     account = Fabricate(:account)
 
-    status = subject.call(account, text: "test status update")
+    status = subject.call(account, text: 'test status update')
 
     expect(ProcessMentionsService).to have_received(:new)
-    expect(mention_service).to have_received(:call).with(status)
+    expect(mention_service).to have_received(:call).with(status, save_records: false)
+  end
+
+  it 'safeguards mentions' do
+    account = Fabricate(:account)
+    mentioned_account = Fabricate(:account, username: 'alice')
+    unexpected_mentioned_account = Fabricate(:account, username: 'bob')
+
+    expect do
+      subject.call(account, text: '@alice hm, @bob is really annoying lately', allowed_mentions: [mentioned_account.id])
+    end.to raise_error(an_instance_of(PostStatusService::UnexpectedMentionsError).and(having_attributes(accounts: [unexpected_mentioned_account])))
+  end
+
+  it 'processes duplicate mentions correctly' do
+    account = Fabricate(:account)
+    mentioned_account = Fabricate(:account, username: 'alice')
+
+    expect do
+      subject.call(account, text: '@alice @alice @alice hey @alice')
+    end.to_not raise_error
   end
 
   it 'processes hashtags' do
@@ -147,7 +168,7 @@ RSpec.describe PostStatusService, type: :service do
     allow(ProcessHashtagsService).to receive(:new).and_return(hashtags_service)
     account = Fabricate(:account)
 
-    status = subject.call(account, text: "test status update")
+    status = subject.call(account, text: 'test status update')
 
     expect(ProcessHashtagsService).to have_received(:new)
     expect(hashtags_service).to have_received(:call).with(status)
@@ -159,7 +180,7 @@ RSpec.describe PostStatusService, type: :service do
 
     account = Fabricate(:account)
 
-    status = subject.call(account, text: "test status update")
+    status = subject.call(account, text: 'test status update')
 
     expect(DistributionWorker).to have_received(:perform_async).with(status.id)
     expect(ActivityPub::DistributionWorker).to have_received(:perform_async).with(status.id)
@@ -169,7 +190,7 @@ RSpec.describe PostStatusService, type: :service do
     allow(LinkCrawlWorker).to receive(:perform_async)
     account = Fabricate(:account)
 
-    status = subject.call(account, text: "test status update")
+    status = subject.call(account, text: 'test status update')
 
     expect(LinkCrawlWorker).to have_received(:perform_async).with(status.id)
   end
@@ -180,8 +201,8 @@ RSpec.describe PostStatusService, type: :service do
 
     status = subject.call(
       account,
-      text: "test status update",
-      media_ids: [media.id],
+      text: 'test status update',
+      media_ids: [media.id]
     )
 
     expect(media.reload.status).to eq status
@@ -193,11 +214,11 @@ RSpec.describe PostStatusService, type: :service do
 
     status = subject.call(
       account,
-      text: "test status update",
-      media_ids: [media.id],
+      text: 'test status update',
+      media_ids: [media.id]
     )
 
-    expect(media.reload.status).to eq nil
+    expect(media.reload.status).to be_nil
   end
 
   it 'does not allow attaching more than 4 files' do
@@ -206,18 +227,18 @@ RSpec.describe PostStatusService, type: :service do
     expect do
       subject.call(
         account,
-        text: "test status update",
+        text: 'test status update',
         media_ids: [
           Fabricate(:media_attachment, account: account),
           Fabricate(:media_attachment, account: account),
           Fabricate(:media_attachment, account: account),
           Fabricate(:media_attachment, account: account),
           Fabricate(:media_attachment, account: account),
-        ].map(&:id),
+        ].map(&:id)
       )
     end.to raise_error(
       Mastodon::ValidationError,
-      I18n.t('media_attachments.validations.too_many'),
+      I18n.t('media_attachments.validations.too_many')
     )
   end
 
@@ -231,15 +252,15 @@ RSpec.describe PostStatusService, type: :service do
     expect do
       subject.call(
         account,
-        text: "test status update",
+        text: 'test status update',
         media_ids: [
           video,
           image,
-        ].map(&:id),
+        ].map(&:id)
       )
     end.to raise_error(
       Mastodon::ValidationError,
-      I18n.t('media_attachments.validations.images_and_video'),
+      I18n.t('media_attachments.validations.images_and_video')
     )
   end
 
diff --git a/spec/services/precompute_feed_service_spec.rb b/spec/services/precompute_feed_service_spec.rb
index 86b93b5d2..86ab59b29 100644
--- a/spec/services/precompute_feed_service_spec.rb
+++ b/spec/services/precompute_feed_service_spec.rb
@@ -7,6 +7,7 @@ RSpec.describe PrecomputeFeedService, type: :service do
 
   describe 'call' do
     let(:account) { Fabricate(:account) }
+
     it 'fills a user timeline with statuses' do
       account = Fabricate(:account)
       status = Fabricate(:status, account: account)
@@ -30,7 +31,7 @@ RSpec.describe PrecomputeFeedService, type: :service do
 
       subject.call(account)
 
-      expect(redis.zscore(FeedManager.instance.key(:home, account.id), reblog.id)).to eq nil
+      expect(redis.zscore(FeedManager.instance.key(:home, account.id), reblog.id)).to be_nil
     end
   end
 end
diff --git a/spec/services/process_mentions_service_spec.rb b/spec/services/process_mentions_service_spec.rb
index 5b9d17a4c..adc45c60a 100644
--- a/spec/services/process_mentions_service_spec.rb
+++ b/spec/services/process_mentions_service_spec.rb
@@ -1,10 +1,12 @@
+# frozen_string_literal: true
+
 require 'rails_helper'
 
 RSpec.describe ProcessMentionsService, type: :service do
-  let(:account) { Fabricate(:account, username: 'alice') }
-
   subject { ProcessMentionsService.new }
 
+  let(:account) { Fabricate(:account, username: 'alice') }
+
   context 'when mentions contain blocked accounts' do
     let(:non_blocked_account)          { Fabricate(:account) }
     let(:individually_blocked_account) { Fabricate(:account) }
@@ -47,9 +49,22 @@ RSpec.describe ProcessMentionsService, type: :service do
         end
       end
 
+      context 'mentioning a user several times when not saving records' do
+        let!(:remote_user) { Fabricate(:account, username: 'remote_user', protocol: :activitypub, domain: 'example.com', inbox_url: 'http://example.com/inbox') }
+        let(:status)       { Fabricate(:status, account: account, text: "Hello @#{remote_user.acct} @#{remote_user.acct} @#{remote_user.acct}", visibility: :public) }
+
+        before do
+          subject.call(status, save_records: false)
+        end
+
+        it 'creates exactly one mention' do
+          expect(status.mentions.size).to eq 1
+        end
+      end
+
       context 'with an IDN domain' do
         let!(:remote_user) { Fabricate(:account, username: 'sneak', protocol: :activitypub, domain: 'xn--hresiar-mxa.ch', inbox_url: 'http://example.com/inbox') }
-        let!(:status) { Fabricate(:status, account: account, text: "Hello @sneak@hæresiar.ch") }
+        let!(:status) { Fabricate(:status, account: account, text: 'Hello @sneak@hæresiar.ch') }
 
         before do
           subject.call(status)
@@ -62,7 +77,7 @@ RSpec.describe ProcessMentionsService, type: :service do
 
       context 'with an IDN TLD' do
         let!(:remote_user) { Fabricate(:account, username: 'foo', protocol: :activitypub, domain: 'xn--y9a3aq.xn--y9a3aq', inbox_url: 'http://example.com/inbox') }
-        let!(:status) { Fabricate(:status, account: account, text: "Hello @foo@հայ.հայ") }
+        let!(:status) { Fabricate(:status, account: account, text: 'Hello @foo@հայ.հայ') }
 
         before do
           subject.call(status)
@@ -78,8 +93,8 @@ RSpec.describe ProcessMentionsService, type: :service do
       let!(:remote_user) { Fabricate(:account, username: 'remote_user', protocol: :activitypub, domain: 'example.com', inbox_url: 'http://example.com/inbox', last_webfingered_at: nil) }
 
       before do
-        stub_request(:get, "https://example.com/.well-known/host-meta").to_return(status: 404)
-        stub_request(:get, "https://example.com/.well-known/webfinger?resource=acct:remote_user@example.com").to_return(status: 500)
+        stub_request(:get, 'https://example.com/.well-known/host-meta').to_return(status: 404)
+        stub_request(:get, 'https://example.com/.well-known/webfinger?resource=acct:remote_user@example.com').to_return(status: 500)
         subject.call(status)
       end
 
diff --git a/spec/services/purge_domain_service_spec.rb b/spec/services/purge_domain_service_spec.rb
index 59285f126..310affa5e 100644
--- a/spec/services/purge_domain_service_spec.rb
+++ b/spec/services/purge_domain_service_spec.rb
@@ -1,13 +1,15 @@
+# frozen_string_literal: true
+
 require 'rails_helper'
 
 RSpec.describe PurgeDomainService, type: :service do
+  subject { PurgeDomainService.new }
+
   let!(:old_account) { Fabricate(:account, domain: 'obsolete.org') }
   let!(:old_status1) { Fabricate(:status, account: old_account) }
   let!(:old_status2) { Fabricate(:status, account: old_account) }
   let!(:old_attachment) { Fabricate(:media_attachment, account: old_account, status: old_status2, file: attachment_fixture('attachment.jpg')) }
 
-  subject { PurgeDomainService.new }
-
   describe 'for a suspension' do
     before do
       subject.call('obsolete.org')
diff --git a/spec/services/reblog_service_spec.rb b/spec/services/reblog_service_spec.rb
index c0ae5eedc..c00472229 100644
--- a/spec/services/reblog_service_spec.rb
+++ b/spec/services/reblog_service_spec.rb
@@ -1,15 +1,17 @@
+# frozen_string_literal: true
+
 require 'rails_helper'
 
 RSpec.describe ReblogService, type: :service do
   let(:alice)  { Fabricate(:account, username: 'alice') }
 
   context 'creates a reblog with appropriate visibility' do
+    subject { ReblogService.new }
+
     let(:visibility)        { :public }
     let(:reblog_visibility) { :public }
     let(:status)            { Fabricate(:status, account: alice, visibility: visibility) }
 
-    subject { ReblogService.new }
-
     before do
       subject.call(alice, status, visibility: reblog_visibility)
     end
@@ -45,11 +47,11 @@ RSpec.describe ReblogService, type: :service do
   end
 
   context 'ActivityPub' do
+    subject { ReblogService.new }
+
     let(:bob)    { Fabricate(:account, username: 'bob', protocol: :activitypub, domain: 'example.com', inbox_url: 'http://example.com/inbox') }
     let(:status) { Fabricate(:status, account: bob) }
 
-    subject { ReblogService.new }
-
     before do
       stub_request(:post, bob.inbox_url)
       allow(ActivityPub::DistributionWorker).to receive(:perform_async)
diff --git a/spec/services/reject_follow_service_spec.rb b/spec/services/reject_follow_service_spec.rb
index e14bfa78d..be9363d84 100644
--- a/spec/services/reject_follow_service_spec.rb
+++ b/spec/services/reject_follow_service_spec.rb
@@ -1,10 +1,12 @@
+# frozen_string_literal: true
+
 require 'rails_helper'
 
 RSpec.describe RejectFollowService, type: :service do
-  let(:sender) { Fabricate(:account, username: 'alice') }
-
   subject { RejectFollowService.new }
 
+  let(:sender) { Fabricate(:account, username: 'alice') }
+
   describe 'local' do
     let(:bob) { Fabricate(:account) }
 
diff --git a/spec/services/remove_from_follwers_service_spec.rb b/spec/services/remove_from_followers_service_spec.rb
index a83f6f49a..21cea2e4f 100644
--- a/spec/services/remove_from_follwers_service_spec.rb
+++ b/spec/services/remove_from_followers_service_spec.rb
@@ -1,13 +1,15 @@
+# frozen_string_literal: true
+
 require 'rails_helper'
 
 RSpec.describe RemoveFromFollowersService, type: :service do
-  let(:bob) { Fabricate(:account, username: 'bob') }
-
   subject { RemoveFromFollowersService.new }
 
+  let(:bob) { Fabricate(:account, username: 'bob') }
+
   describe 'local' do
     let(:sender) { Fabricate(:account, username: 'alice') }
- 
+
     before do
       Follow.create(account: sender, target_account: bob)
       subject.call(bob, sender)
diff --git a/spec/services/remove_status_service_spec.rb b/spec/services/remove_status_service_spec.rb
index 482068d58..a836109a0 100644
--- a/spec/services/remove_status_service_spec.rb
+++ b/spec/services/remove_status_service_spec.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 require 'rails_helper'
 
 RSpec.describe RemoveStatusService, type: :service do
@@ -37,29 +39,29 @@ RSpec.describe RemoveStatusService, type: :service do
     it 'sends Delete activity to followers' do
       subject.call(@status)
       expect(a_request(:post, 'http://example.com/inbox').with(
-        body: hash_including({
-          'type' => 'Delete',
-          'object' => {
-            'type' => 'Tombstone',
-            'id' => ActivityPub::TagManager.instance.uri_for(@status),
-            'atomUri' => OStatus::TagManager.instance.uri_for(@status),
-          },
-        })
-      )).to have_been_made.once
+               body: hash_including({
+                 'type' => 'Delete',
+                 'object' => {
+                   'type' => 'Tombstone',
+                   'id' => ActivityPub::TagManager.instance.uri_for(@status),
+                   'atomUri' => OStatus::TagManager.instance.uri_for(@status),
+                 },
+               })
+             )).to have_been_made.once
     end
 
     it 'sends Delete activity to rebloggers' do
       subject.call(@status)
       expect(a_request(:post, 'http://example2.com/inbox').with(
-        body: hash_including({
-          'type' => 'Delete',
-          'object' => {
-            'type' => 'Tombstone',
-            'id' => ActivityPub::TagManager.instance.uri_for(@status),
-            'atomUri' => OStatus::TagManager.instance.uri_for(@status),
-          },
-        })
-      )).to have_been_made.once
+               body: hash_including({
+                 'type' => 'Delete',
+                 'object' => {
+                   'type' => 'Tombstone',
+                   'id' => ActivityPub::TagManager.instance.uri_for(@status),
+                   'atomUri' => OStatus::TagManager.instance.uri_for(@status),
+                 },
+               })
+             )).to have_been_made.once
     end
 
     it 'remove status from notifications' do
@@ -78,14 +80,14 @@ RSpec.describe RemoveStatusService, type: :service do
     it 'sends Undo activity to followers' do
       subject.call(@status)
       expect(a_request(:post, 'http://example.com/inbox').with(
-        body: hash_including({
-          'type' => 'Undo',
-          'object' => hash_including({
-            'type' => 'Announce',
-            'object' => ActivityPub::TagManager.instance.uri_for(@original_status),
-          }),
-        })
-      )).to have_been_made.once
+               body: hash_including({
+                 'type' => 'Undo',
+                 'object' => hash_including({
+                   'type' => 'Announce',
+                   'object' => ActivityPub::TagManager.instance.uri_for(@original_status),
+                 }),
+               })
+             )).to have_been_made.once
     end
   end
 
@@ -98,14 +100,14 @@ RSpec.describe RemoveStatusService, type: :service do
     it 'sends Undo activity to followers' do
       subject.call(@status)
       expect(a_request(:post, 'http://example.com/inbox').with(
-        body: hash_including({
-          'type' => 'Undo',
-          'object' => hash_including({
-            'type' => 'Announce',
-            'object' => ActivityPub::TagManager.instance.uri_for(@original_status),
-          }),
-        })
-      )).to have_been_made.once
+               body: hash_including({
+                 'type' => 'Undo',
+                 'object' => hash_including({
+                   'type' => 'Announce',
+                   'object' => ActivityPub::TagManager.instance.uri_for(@original_status),
+                 }),
+               })
+             )).to have_been_made.once
     end
   end
 end
diff --git a/spec/services/report_service_spec.rb b/spec/services/report_service_spec.rb
index 02bc42ac1..452400f72 100644
--- a/spec/services/report_service_spec.rb
+++ b/spec/services/report_service_spec.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 require 'rails_helper'
 
 RSpec.describe ReportService, type: :service do
@@ -29,13 +31,13 @@ RSpec.describe ReportService, type: :service do
   end
 
   context 'when the reported status is a DM' do
-    let(:target_account) { Fabricate(:account) }
-    let(:status) { Fabricate(:status, account: target_account, visibility: :direct) }
-
     subject do
       -> { described_class.new.call(source_account, target_account, status_ids: [status.id]) }
     end
 
+    let(:target_account) { Fabricate(:account) }
+    let(:status) { Fabricate(:status, account: target_account, visibility: :direct) }
+
     context 'when it is addressed to the reporter' do
       before do
         status.mentions.create(account: source_account)
@@ -85,16 +87,17 @@ RSpec.describe ReportService, type: :service do
   end
 
   context 'when other reports already exist for the same target' do
-    let!(:target_account) { Fabricate(:account) }
-    let!(:other_report)   { Fabricate(:report, target_account: target_account) }
-
     subject do
       -> {  described_class.new.call(source_account, target_account) }
     end
 
+    let!(:target_account) { Fabricate(:account) }
+    let!(:other_report)   { Fabricate(:report, target_account: target_account) }
+
     before do
       ActionMailer::Base.deliveries.clear
-      source_account.user.settings.notification_emails['report'] = true
+      source_account.user.settings['notification_emails.report'] = true
+      source_account.user.save
     end
 
     it 'does not send an e-mail' do
diff --git a/spec/services/resolve_account_service_spec.rb b/spec/services/resolve_account_service_spec.rb
index 654606bea..3ce1f7f2b 100644
--- a/spec/services/resolve_account_service_spec.rb
+++ b/spec/services/resolve_account_service_spec.rb
@@ -1,14 +1,16 @@
+# frozen_string_literal: true
+
 require 'rails_helper'
 
 RSpec.describe ResolveAccountService, type: :service do
   subject { described_class.new }
 
   before do
-    stub_request(:get, "https://example.com/.well-known/host-meta").to_return(status: 404)
-    stub_request(:get, "https://quitter.no/avatar/7477-300-20160211190340.png").to_return(request_fixture('avatar.txt'))
-    stub_request(:get, "https://ap.example.com/.well-known/webfinger?resource=acct:foo@ap.example.com").to_return(request_fixture('activitypub-webfinger.txt'))
-    stub_request(:get, "https://ap.example.com/users/foo").to_return(request_fixture('activitypub-actor.txt'))
-    stub_request(:get, "https://ap.example.com/users/foo.atom").to_return(request_fixture('activitypub-feed.txt'))
+    stub_request(:get, 'https://example.com/.well-known/host-meta').to_return(status: 404)
+    stub_request(:get, 'https://quitter.no/avatar/7477-300-20160211190340.png').to_return(request_fixture('avatar.txt'))
+    stub_request(:get, 'https://ap.example.com/.well-known/webfinger?resource=acct:foo@ap.example.com').to_return(request_fixture('activitypub-webfinger.txt'))
+    stub_request(:get, 'https://ap.example.com/users/foo').to_return(request_fixture('activitypub-actor.txt'))
+    stub_request(:get, 'https://ap.example.com/users/foo.atom').to_return(request_fixture('activitypub-feed.txt'))
     stub_request(:get, %r{https://ap.example.com/users/foo/\w+}).to_return(status: 404)
     stub_request(:get, 'https://example.com/.well-known/webfinger?resource=acct:hoge@example.com').to_return(status: 410)
   end
@@ -56,8 +58,8 @@ RSpec.describe ResolveAccountService, type: :service do
 
   context 'when there is an LRDD endpoint but no resolvable account' do
     before do
-      stub_request(:get, "https://quitter.no/.well-known/host-meta").to_return(request_fixture('.host-meta.txt'))
-      stub_request(:get, "https://quitter.no/.well-known/webfinger?resource=acct:catsrgr8@quitter.no").to_return(status: 404)
+      stub_request(:get, 'https://quitter.no/.well-known/host-meta').to_return(request_fixture('.host-meta.txt'))
+      stub_request(:get, 'https://quitter.no/.well-known/webfinger?resource=acct:catsrgr8@quitter.no').to_return(status: 404)
     end
 
     it 'returns nil' do
@@ -67,7 +69,7 @@ RSpec.describe ResolveAccountService, type: :service do
 
   context 'when there is no LRDD endpoint nor resolvable account' do
     before do
-      stub_request(:get, "https://example.com/.well-known/webfinger?resource=acct:catsrgr8@example.com").to_return(status: 404)
+      stub_request(:get, 'https://example.com/.well-known/webfinger?resource=acct:catsrgr8@example.com').to_return(status: 404)
     end
 
     it 'returns nil' do
@@ -108,7 +110,7 @@ RSpec.describe ResolveAccountService, type: :service do
     it 'returns new remote account' do
       account = subject.call('Foo@redirected.example.com')
 
-      expect(account.activitypub?).to eq true
+      expect(account.activitypub?).to be true
       expect(account.acct).to eq 'foo@ap.example.com'
       expect(account.inbox_url).to eq 'https://ap.example.com/users/foo/inbox'
     end
@@ -123,7 +125,7 @@ RSpec.describe ResolveAccountService, type: :service do
     it 'returns new remote account' do
       account = subject.call('Foo@redirected.example.com')
 
-      expect(account.activitypub?).to eq true
+      expect(account.activitypub?).to be true
       expect(account.acct).to eq 'foo@ap.example.com'
       expect(account.inbox_url).to eq 'https://ap.example.com/users/foo/inbox'
     end
@@ -146,20 +148,20 @@ RSpec.describe ResolveAccountService, type: :service do
     it 'returns new remote account' do
       account = subject.call('foo@ap.example.com')
 
-      expect(account.activitypub?).to eq true
+      expect(account.activitypub?).to be true
       expect(account.domain).to eq 'ap.example.com'
       expect(account.inbox_url).to eq 'https://ap.example.com/users/foo/inbox'
     end
 
     context 'with multiple types' do
       before do
-        stub_request(:get, "https://ap.example.com/users/foo").to_return(request_fixture('activitypub-actor-individual.txt'))
+        stub_request(:get, 'https://ap.example.com/users/foo').to_return(request_fixture('activitypub-actor-individual.txt'))
       end
 
       it 'returns new remote account' do
         account = subject.call('foo@ap.example.com')
 
-        expect(account.activitypub?).to eq true
+        expect(account.activitypub?).to be true
         expect(account.domain).to eq 'ap.example.com'
         expect(account.inbox_url).to eq 'https://ap.example.com/users/foo/inbox'
         expect(account.actor_type).to eq 'Person'
@@ -174,7 +176,7 @@ RSpec.describe ResolveAccountService, type: :service do
     it 'returns new remote account' do
       account = subject.call('foo@ap.example.com')
 
-      expect(account.activitypub?).to eq true
+      expect(account.activitypub?).to be true
       expect(account.domain).to eq 'ap.example.com'
       expect(account.inbox_url).to eq 'https://ap.example.com/users/foo/inbox'
       expect(account.uri).to eq 'https://ap.example.com/users/foo'
@@ -190,12 +192,12 @@ RSpec.describe ResolveAccountService, type: :service do
 
   context 'with an already-known acct: URI changing ActivityPub id' do
     let!(:old_account) { Fabricate(:account, username: 'foo', domain: 'ap.example.com', uri: 'https://old.example.com/users/foo', last_webfingered_at: nil) }
-    let!(:status)    { Fabricate(:status, account: old_account, text: 'foo') }
+    let!(:status) { Fabricate(:status, account: old_account, text: 'foo') }
 
     it 'returns new remote account' do
       account = subject.call('foo@ap.example.com')
 
-      expect(account.activitypub?).to eq true
+      expect(account.activitypub?).to be true
       expect(account.domain).to eq 'ap.example.com'
       expect(account.inbox_url).to eq 'https://ap.example.com/users/foo/inbox'
       expect(account.uri).to eq 'https://ap.example.com/users/foo'
diff --git a/spec/services/resolve_url_service_spec.rb b/spec/services/resolve_url_service_spec.rb
index b3e3defbf..3598311ee 100644
--- a/spec/services/resolve_url_service_spec.rb
+++ b/spec/services/resolve_url_service_spec.rb
@@ -133,7 +133,7 @@ describe ResolveURLService, type: :service do
       let!(:status) { Fabricate(:status, account: poster, visibility: :public) }
       let(:url)     { 'https://link.to/foobar' }
       let(:status_url) { ActivityPub::TagManager.instance.url_for(status) }
-      let(:uri)     { ActivityPub::TagManager.instance.uri_for(status) }
+      let(:uri) { ActivityPub::TagManager.instance.uri_for(status) }
 
       before do
         stub_request(:get, url).to_return(status: 302, headers: { 'Location' => status_url })
diff --git a/spec/services/search_service_spec.rb b/spec/services/search_service_spec.rb
index 5b52662ba..1ad0efe0a 100644
--- a/spec/services/search_service_spec.rb
+++ b/spec/services/search_service_spec.rb
@@ -13,8 +13,8 @@ describe SearchService, type: :service do
         results = subject.call('', nil, 10)
 
         expect(results).to eq(empty_results)
-        expect(AccountSearchService).not_to have_received(:new)
-        expect(Tag).not_to have_received(:search_for)
+        expect(AccountSearchService).to_not have_received(:new)
+        expect(Tag).to_not have_received(:search_for)
       end
     end
 
@@ -77,20 +77,22 @@ describe SearchService, type: :service do
         it 'includes the tag in the results' do
           query = '#tag'
           tag = Tag.new
-          allow(Tag).to receive(:search_for).with('tag', 10, 0, exclude_unreviewed: nil).and_return([tag])
+          allow(Tag).to receive(:search_for).with('tag', 10, 0, { exclude_unreviewed: nil }).and_return([tag])
 
           results = subject.call(query, nil, 10)
           expect(Tag).to have_received(:search_for).with('tag', 10, 0, exclude_unreviewed: nil)
           expect(results).to eq empty_results.merge(hashtags: [tag])
         end
+
         it 'does not include tag when starts with @ character' do
           query = '@username'
           allow(Tag).to receive(:search_for)
 
           results = subject.call(query, nil, 10)
-          expect(Tag).not_to have_received(:search_for)
+          expect(Tag).to_not have_received(:search_for)
           expect(results).to eq empty_results
         end
+
         it 'does not include account when starts with # character' do
           query = '#tag'
           allow(AccountSearchService).to receive(:new)
diff --git a/spec/services/suspend_account_service_spec.rb b/spec/services/suspend_account_service_spec.rb
index 126b13986..4489bfed5 100644
--- a/spec/services/suspend_account_service_spec.rb
+++ b/spec/services/suspend_account_service_spec.rb
@@ -1,12 +1,14 @@
+# frozen_string_literal: true
+
 require 'rails_helper'
 
 RSpec.describe SuspendAccountService, type: :service do
   shared_examples 'common behavior' do
+    subject { described_class.new.call(account) }
+
     let!(:local_follower) { Fabricate(:user, current_sign_in_at: 1.hour.ago).account }
     let!(:list)           { Fabricate(:list, account: local_follower) }
 
-    subject { described_class.new.call(account) }
-
     before do
       allow(FeedManager.instance).to receive(:unmerge_from_home).and_return(nil)
       allow(FeedManager.instance).to receive(:unmerge_from_list).and_return(nil)
diff --git a/spec/services/unallow_domain_service_spec.rb b/spec/services/unallow_domain_service_spec.rb
index b93945b9a..48e310a9d 100644
--- a/spec/services/unallow_domain_service_spec.rb
+++ b/spec/services/unallow_domain_service_spec.rb
@@ -1,6 +1,10 @@
+# frozen_string_literal: true
+
 require 'rails_helper'
 
 RSpec.describe UnallowDomainService, type: :service do
+  subject { UnallowDomainService.new }
+
   let!(:bad_account) { Fabricate(:account, username: 'badguy666', domain: 'evil.org') }
   let!(:bad_status1) { Fabricate(:status, account: bad_account, text: 'You suck') }
   let!(:bad_status2) { Fabricate(:status, account: bad_account, text: 'Hahaha') }
@@ -8,8 +12,6 @@ RSpec.describe UnallowDomainService, type: :service do
   let!(:already_banned_account) { Fabricate(:account, username: 'badguy', domain: 'evil.org', suspended: true, silenced: true) }
   let!(:domain_allow) { Fabricate(:domain_allow, domain: 'evil.org') }
 
-  subject { UnallowDomainService.new }
-
   context 'in limited federation mode' do
     before do
       allow(subject).to receive(:whitelist_mode?).and_return(true)
diff --git a/spec/services/unblock_service_spec.rb b/spec/services/unblock_service_spec.rb
index 10448b340..8098d7e6d 100644
--- a/spec/services/unblock_service_spec.rb
+++ b/spec/services/unblock_service_spec.rb
@@ -1,10 +1,12 @@
+# frozen_string_literal: true
+
 require 'rails_helper'
 
 RSpec.describe UnblockService, type: :service do
-  let(:sender) { Fabricate(:account, username: 'alice') }
-
   subject { UnblockService.new }
 
+  let(:sender) { Fabricate(:account, username: 'alice') }
+
   describe 'local' do
     let(:bob) { Fabricate(:account) }
 
diff --git a/spec/services/unfollow_service_spec.rb b/spec/services/unfollow_service_spec.rb
index bb5bef5c9..a12f01fa5 100644
--- a/spec/services/unfollow_service_spec.rb
+++ b/spec/services/unfollow_service_spec.rb
@@ -1,10 +1,12 @@
+# frozen_string_literal: true
+
 require 'rails_helper'
 
 RSpec.describe UnfollowService, type: :service do
-  let(:sender) { Fabricate(:account, username: 'alice') }
-
   subject { UnfollowService.new }
 
+  let(:sender) { Fabricate(:account, username: 'alice') }
+
   describe 'local' do
     let(:bob) { Fabricate(:account, username: 'bob') }
 
diff --git a/spec/services/unmute_service_spec.rb b/spec/services/unmute_service_spec.rb
index 8463eb283..2edb6cfc2 100644
--- a/spec/services/unmute_service_spec.rb
+++ b/spec/services/unmute_service_spec.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 require 'rails_helper'
 
 RSpec.describe UnmuteService, type: :service do
diff --git a/spec/services/unsuspend_account_service_spec.rb b/spec/services/unsuspend_account_service_spec.rb
index 987eb09e2..5d7012093 100644
--- a/spec/services/unsuspend_account_service_spec.rb
+++ b/spec/services/unsuspend_account_service_spec.rb
@@ -1,12 +1,14 @@
+# frozen_string_literal: true
+
 require 'rails_helper'
 
 RSpec.describe UnsuspendAccountService, type: :service do
   shared_examples 'common behavior' do
+    subject { described_class.new.call(account) }
+
     let!(:local_follower) { Fabricate(:user, current_sign_in_at: 1.hour.ago).account }
     let!(:list)           { Fabricate(:list, account: local_follower) }
 
-    subject { described_class.new.call(account) }
-
     before do
       allow(FeedManager.instance).to receive(:merge_into_home).and_return(nil)
       allow(FeedManager.instance).to receive(:merge_into_list).and_return(nil)
diff --git a/spec/services/update_account_service_spec.rb b/spec/services/update_account_service_spec.rb
index c2dc791e4..a711a8ae7 100644
--- a/spec/services/update_account_service_spec.rb
+++ b/spec/services/update_account_service_spec.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 require 'rails_helper'
 
 RSpec.describe UpdateAccountService, type: :service do
diff --git a/spec/services/update_status_service_spec.rb b/spec/services/update_status_service_spec.rb
index 71a73be5b..d6923722a 100644
--- a/spec/services/update_status_service_spec.rb
+++ b/spec/services/update_status_service_spec.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 require 'rails_helper'
 
 RSpec.describe UpdateStatusService, type: :service do
@@ -87,16 +89,40 @@ RSpec.describe UpdateStatusService, type: :service do
     end
   end
 
+  context 'when already-attached media changes' do
+    let!(:status) { Fabricate(:status, text: 'Foo') }
+    let!(:media_attachment) { Fabricate(:media_attachment, account: status.account, description: 'Old description') }
+
+    before do
+      status.media_attachments << media_attachment
+      subject.call(status, status.account_id, text: 'Foo', media_ids: [media_attachment.id], media_attributes: [{ id: media_attachment.id, description: 'New description' }])
+    end
+
+    it 'does not detach media attachment' do
+      expect(media_attachment.reload.status_id).to eq status.id
+    end
+
+    it 'updates the media attachment description' do
+      expect(media_attachment.reload.description).to eq 'New description'
+    end
+
+    it 'saves edit history' do
+      expect(status.edits.map { |edit| edit.ordered_media_attachments.map(&:description) }).to eq [['Old description'], ['New description']]
+    end
+  end
+
   context 'when poll changes' do
     let(:account) { Fabricate(:account) }
-    let!(:status) { Fabricate(:status, text: 'Foo', account: account, poll_attributes: {options: %w(Foo Bar), account: account, multiple: false, hide_totals: false, expires_at: 7.days.from_now }) }
+    let!(:status) { Fabricate(:status, text: 'Foo', account: account, poll_attributes: { options: %w(Foo Bar), account: account, multiple: false, hide_totals: false, expires_at: 7.days.from_now }) }
     let!(:poll)   { status.poll }
     let!(:voter) { Fabricate(:account) }
 
     before do
       status.update(poll: poll)
       VoteService.new.call(voter, poll, [0])
-      subject.call(status, status.account_id, text: 'Foo', poll: { options: %w(Bar Baz Foo), expires_in: 5.days.to_i })
+      Sidekiq::Testing.fake! do
+        subject.call(status, status.account_id, text: 'Foo', poll: { options: %w(Bar Baz Foo), expires_in: 5.days.to_i })
+      end
     end
 
     it 'updates poll' do
@@ -114,6 +140,11 @@ RSpec.describe UpdateStatusService, type: :service do
     it 'saves edit history' do
       expect(status.edits.pluck(:poll_options)).to eq [%w(Foo Bar), %w(Bar Baz Foo)]
     end
+
+    it 'requeues expiration notification' do
+      poll = status.poll.reload
+      expect(PollExpirationNotifyWorker).to have_enqueued_sidekiq_job(poll.id).at(poll.expires_at + 5.minutes)
+    end
   end
 
   context 'when mentions in text change' do
diff --git a/spec/services/verify_link_service_spec.rb b/spec/services/verify_link_service_spec.rb
index 391560f1c..ea9ccc3fc 100644
--- a/spec/services/verify_link_service_spec.rb
+++ b/spec/services/verify_link_service_spec.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 require 'rails_helper'
 
 RSpec.describe VerifyLinkService, type: :service do
@@ -150,5 +152,27 @@ RSpec.describe VerifyLinkService, type: :service do
         expect(field.verified?).to be true
       end
     end
+
+    context 'when the link contains a link with a missing protocol slash' do
+      # This was seen in the wild where a user had three pages:
+      # 1. their mastodon profile, which linked to github and the personal website
+      # 2. their personal website correctly linking back to mastodon
+      # 3. a github profile that was linking to the personal website, but with
+      #    a malformed protocol of http:/
+      #
+      # This caused link verification between the mastodon profile and the
+      # website to fail.
+      #
+      # apparently github allows the user to enter website URLs with a single
+      # slash and makes no attempts to correct that.
+      let(:html) { '<a href="http:/unrelated.example">Hello</a>' }
+
+      it 'does not crash' do
+        # We could probably put more effort into perhaps auto-correcting the
+        # link and following it anyway, but at the very least we shouldn't let
+        # exceptions bubble up
+        expect(field.verified?).to be false
+      end
+    end
   end
 end
diff --git a/spec/spec_helper.rb b/spec/spec_helper.rb
index 0414ba9ed..25f314002 100644
--- a/spec/spec_helper.rb
+++ b/spec/spec_helper.rb
@@ -1,10 +1,14 @@
+# frozen_string_literal: true
+
 GC.disable
 
 if ENV['DISABLE_SIMPLECOV'] != 'true'
   require 'simplecov'
   SimpleCov.start 'rails' do
-    add_group 'Services', 'app/services'
+    add_group 'Policies', 'app/policies'
     add_group 'Presenters', 'app/presenters'
+    add_group 'Serializers', 'app/serializers'
+    add_group 'Services', 'app/services'
     add_group 'Validators', 'app/validators'
   end
 end
@@ -12,7 +16,7 @@ end
 gc_counter = -1
 
 RSpec.configure do |config|
-  config.example_status_persistence_file_path = "tmp/rspec/examples.txt"
+  config.example_status_persistence_file_path = 'tmp/rspec/examples.txt'
   config.expect_with :rspec do |expectations|
     expectations.include_chain_clauses_in_custom_matcher_descriptions = true
   end
@@ -60,7 +64,7 @@ end
 
 def expect_push_bulk_to_match(klass, matcher)
   expect(Sidekiq::Client).to receive(:push_bulk).with(hash_including({
-    "class" => klass,
-    "args" => matcher
+    'class' => klass,
+    'args' => matcher,
   }))
 end
diff --git a/spec/support/examples/lib/admin/checks.rb b/spec/support/examples/lib/admin/checks.rb
new file mode 100644
index 000000000..b50faa77b
--- /dev/null
+++ b/spec/support/examples/lib/admin/checks.rb
@@ -0,0 +1,21 @@
+# frozen_string_literal: true
+
+shared_examples 'a check available to devops users' do
+  describe 'skip?' do
+    context 'when user can view devops' do
+      before { allow(user).to receive(:can?).with(:view_devops).and_return(true) }
+
+      it 'returns false' do
+        expect(check.skip?).to be false
+      end
+    end
+
+    context 'when user cannot view devops' do
+      before { allow(user).to receive(:can?).with(:view_devops).and_return(false) }
+
+      it 'returns true' do
+        expect(check.skip?).to be true
+      end
+    end
+  end
+end
diff --git a/spec/support/examples/lib/settings/scoped_settings.rb b/spec/support/examples/lib/settings/scoped_settings.rb
index 2457dcfbf..106adb4fa 100644
--- a/spec/support/examples/lib/settings/scoped_settings.rb
+++ b/spec/support/examples/lib/settings/scoped_settings.rb
@@ -3,13 +3,13 @@
 shared_examples 'ScopedSettings' do
   describe '[]' do
     it 'inherits default settings' do
-      expect(Setting.boost_modal).to eq false
-      expect(Setting.interactions['must_be_follower']).to eq false
+      expect(Setting.boost_modal).to be false
+      expect(Setting.interactions['must_be_follower']).to be false
 
       settings = create!
 
-      expect(settings['boost_modal']).to eq false
-      expect(settings['interactions']['must_be_follower']).to eq false
+      expect(settings['boost_modal']).to be false
+      expect(settings['interactions']['must_be_follower']).to be false
     end
   end
 
@@ -17,16 +17,16 @@ shared_examples 'ScopedSettings' do
     # expecting [] and []= works
 
     it 'returns records merged with default values except hashes' do
-      expect(Setting.boost_modal).to eq false
-      expect(Setting.delete_modal).to eq true
+      expect(Setting.boost_modal).to be false
+      expect(Setting.delete_modal).to be true
 
       settings = create!
       settings['boost_modal'] = true
 
       records = settings.all_as_records
 
-      expect(records['boost_modal'].value).to eq true
-      expect(records['delete_modal'].value).to eq true
+      expect(records['boost_modal'].value).to be true
+      expect(records['delete_modal'].value).to be true
     end
   end
 
@@ -34,15 +34,15 @@ shared_examples 'ScopedSettings' do
     # expecting [] and []= works.
 
     it 'reads settings' do
-      expect(Setting.boost_modal).to eq false
+      expect(Setting.boost_modal).to be false
       settings = create!
-      expect(settings.boost_modal).to eq false
+      expect(settings.boost_modal).to be false
     end
 
     it 'updates settings' do
       settings = fabricate
       settings.boost_modal = true
-      expect(settings['boost_modal']).to eq true
+      expect(settings['boost_modal']).to be true
     end
   end
 
@@ -54,13 +54,13 @@ shared_examples 'ScopedSettings' do
 
     Setting.save!
 
-    expect(settings['boost_modal']).to eq true
-    expect(settings['interactions']['must_be_follower']).to eq true
+    expect(settings['boost_modal']).to be true
+    expect(settings['interactions']['must_be_follower']).to be true
 
     Rails.cache.clear
 
-    expect(settings['boost_modal']).to eq true
-    expect(settings['interactions']['must_be_follower']).to eq true
+    expect(settings['boost_modal']).to be true
+    expect(settings['interactions']['must_be_follower']).to be true
   end
 
   xit 'does not mutate defaults via the cache' do
@@ -69,6 +69,6 @@ shared_examples 'ScopedSettings' do
     # This mutates the global settings default such that future
     # instances will inherit the incorrect starting values
 
-    expect(fabricate.settings['interactions']['must_be_follower']).to eq false
+    expect(fabricate.settings['interactions']['must_be_follower']).to be false
   end
 end
diff --git a/spec/support/matchers/json/match_json_schema.rb b/spec/support/matchers/json/match_json_schema.rb
index 5d9c9a618..3a275199e 100644
--- a/spec/support/matchers/json/match_json_schema.rb
+++ b/spec/support/matchers/json/match_json_schema.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 RSpec::Matchers.define :match_json_schema do |schema|
   match do |input_json|
     schema_path = Rails.root.join('spec', 'support', 'schema', "#{schema}.json").to_s
diff --git a/spec/support/matchers/model/model_have_error_on_field.rb b/spec/support/matchers/model/model_have_error_on_field.rb
index 85bdd8215..0f9c81a47 100644
--- a/spec/support/matchers/model/model_have_error_on_field.rb
+++ b/spec/support/matchers/model/model_have_error_on_field.rb
@@ -1,10 +1,10 @@
+# frozen_string_literal: true
+
 RSpec::Matchers.define :model_have_error_on_field do |expected|
   match do |record|
-    if record.errors.empty?
-      record.valid?
-    end
+    record.valid? if record.errors.empty?
 
-    record.errors.has_key?(expected)
+    record.errors.key?(expected)
   end
 
   failure_message do |record|
diff --git a/spec/support/stories/profile_stories.rb b/spec/support/stories/profile_stories.rb
index 0c4a14d1c..de7ae17e6 100644
--- a/spec/support/stories/profile_stories.rb
+++ b/spec/support/stories/profile_stories.rb
@@ -20,8 +20,8 @@ module ProfileStories
   end
 
   def with_alice_as_local_user
-    @alice_bio = '@alice and @bob are fictional characters commonly used as'\
-                 'placeholder names in #cryptology, as well as #science and'\
+    @alice_bio = '@alice and @bob are fictional characters commonly used as' \
+                 'placeholder names in #cryptology, as well as #science and' \
                  'engineering 📖 literature. Not affiliated with @pepe.'
 
     @alice = Fabricate(
diff --git a/spec/validators/blacklisted_email_validator_spec.rb b/spec/validators/blacklisted_email_validator_spec.rb
index 351de0707..a642405ae 100644
--- a/spec/validators/blacklisted_email_validator_spec.rb
+++ b/spec/validators/blacklisted_email_validator_spec.rb
@@ -4,16 +4,16 @@ require 'rails_helper'
 
 RSpec.describe BlacklistedEmailValidator, type: :validator do
   describe '#validate' do
+    subject { described_class.new.validate(user); errors }
+
     let(:user)   { double(email: 'info@mail.com', sign_up_ip: '1.2.3.4', errors: errors) }
     let(:errors) { double(add: nil) }
 
     before do
-      allow(user).to receive(:valid_invitation?) { false }
+      allow(user).to receive(:valid_invitation?).and_return(false)
       allow_any_instance_of(described_class).to receive(:blocked_email_provider?) { blocked_email }
     end
 
-    subject { described_class.new.validate(user); errors }
-
     context 'when e-mail provider is blocked' do
       let(:blocked_email) { true }
 
@@ -26,7 +26,7 @@ RSpec.describe BlacklistedEmailValidator, type: :validator do
       let(:blocked_email) { false }
 
       it 'does not add errors' do
-        expect(subject).not_to have_received(:add).with(:email, :blocked)
+        expect(subject).to_not have_received(:add).with(:email, :blocked)
       end
 
       context 'when canonical e-mail is blocked' do
diff --git a/spec/validators/disallowed_hashtags_validator_spec.rb b/spec/validators/disallowed_hashtags_validator_spec.rb
index 9deec0bb9..896fd4fc5 100644
--- a/spec/validators/disallowed_hashtags_validator_spec.rb
+++ b/spec/validators/disallowed_hashtags_validator_spec.rb
@@ -11,7 +11,7 @@ RSpec.describe DisallowedHashtagsValidator, type: :validator do
       described_class.new.validate(status)
     end
 
-    let(:status) { double(errors: errors, local?: local, reblog?: reblog, text: disallowed_tags.map { |x| '#' + x }.join(' ')) }
+    let(:status) { double(errors: errors, local?: local, reblog?: reblog, text: disallowed_tags.map { |x| "##{x}" }.join(' ')) }
     let(:errors) { double(add: nil) }
 
     context 'for a remote reblog' do
@@ -19,7 +19,7 @@ RSpec.describe DisallowedHashtagsValidator, type: :validator do
       let(:reblog) { true }
 
       it 'does not add errors' do
-        expect(errors).not_to have_received(:add).with(:text, any_args)
+        expect(errors).to_not have_received(:add).with(:text, any_args)
       end
     end
 
@@ -31,7 +31,7 @@ RSpec.describe DisallowedHashtagsValidator, type: :validator do
         let(:disallowed_tags) { [] }
 
         it 'does not add errors' do
-          expect(errors).not_to have_received(:add).with(:text, any_args)
+          expect(errors).to_not have_received(:add).with(:text, any_args)
         end
       end
 
diff --git a/spec/validators/email_mx_validator_spec.rb b/spec/validators/email_mx_validator_spec.rb
index 4feedd0c7..a11b8e01e 100644
--- a/spec/validators/email_mx_validator_spec.rb
+++ b/spec/validators/email_mx_validator_spec.rb
@@ -28,6 +28,49 @@ describe EmailMxValidator do
       end
     end
 
+    it 'adds no error if there are DNS records for the e-mail domain' do
+      resolver = double
+
+      allow(resolver).to receive(:getresources).with('example.com', Resolv::DNS::Resource::IN::MX).and_return([])
+      allow(resolver).to receive(:getresources).with('example.com', Resolv::DNS::Resource::IN::A).and_return([Resolv::DNS::Resource::IN::A.new('192.0.2.42')])
+      allow(resolver).to receive(:getresources).with('example.com', Resolv::DNS::Resource::IN::AAAA).and_return([])
+      allow(resolver).to receive(:timeouts=).and_return(nil)
+      allow(Resolv::DNS).to receive(:open).and_yield(resolver)
+
+      subject.validate(user)
+      expect(user.errors).to_not have_received(:add)
+    end
+
+    it 'adds an error if the TagManager fails to normalize domain' do
+      double = instance_double(TagManager)
+      allow(TagManager).to receive(:instance).and_return(double)
+      allow(double).to receive(:normalize_domain).with('example.com').and_raise(Addressable::URI::InvalidURIError)
+
+      user = double(email: 'foo@example.com', errors: double(add: nil))
+      subject.validate(user)
+      expect(user.errors).to have_received(:add)
+    end
+
+    it 'adds an error if the domain email portion is blank' do
+      user = double(email: 'foo@', errors: double(add: nil))
+      subject.validate(user)
+      expect(user.errors).to have_received(:add)
+    end
+
+    it 'adds an error if the email domain name contains empty labels' do
+      resolver = double
+
+      allow(resolver).to receive(:getresources).with('example..com', Resolv::DNS::Resource::IN::MX).and_return([])
+      allow(resolver).to receive(:getresources).with('example..com', Resolv::DNS::Resource::IN::A).and_return([Resolv::DNS::Resource::IN::A.new('192.0.2.42')])
+      allow(resolver).to receive(:getresources).with('example..com', Resolv::DNS::Resource::IN::AAAA).and_return([])
+      allow(resolver).to receive(:timeouts=).and_return(nil)
+      allow(Resolv::DNS).to receive(:open).and_yield(resolver)
+
+      user = double(email: 'foo@example..com', sign_up_ip: '1.2.3.4', errors: double(add: nil))
+      subject.validate(user)
+      expect(user.errors).to have_received(:add)
+    end
+
     it 'adds an error if there are no DNS records for the e-mail domain' do
       resolver = double
 
diff --git a/spec/validators/follow_limit_validator_spec.rb b/spec/validators/follow_limit_validator_spec.rb
index cc8fbb631..94ba0c47f 100644
--- a/spec/validators/follow_limit_validator_spec.rb
+++ b/spec/validators/follow_limit_validator_spec.rb
@@ -22,7 +22,7 @@ RSpec.describe FollowLimitValidator, type: :validator do
       let(:_nil)    { true }
 
       it 'not calls errors.add' do
-        expect(errors).not_to have_received(:add).with(:base, any_args)
+        expect(errors).to_not have_received(:add).with(:base, any_args)
       end
     end
 
@@ -43,7 +43,7 @@ RSpec.describe FollowLimitValidator, type: :validator do
         let(:limit_reached) { false }
 
         it 'not calls errors.add' do
-          expect(errors).not_to have_received(:add).with(:base, any_args)
+          expect(errors).to_not have_received(:add).with(:base, any_args)
         end
       end
     end
diff --git a/spec/validators/note_length_validator_spec.rb b/spec/validators/note_length_validator_spec.rb
index 6e9b4e132..390ac8d90 100644
--- a/spec/validators/note_length_validator_spec.rb
+++ b/spec/validators/note_length_validator_spec.rb
@@ -15,7 +15,7 @@ describe NoteLengthValidator do
     end
 
     it 'counts URLs as 23 characters flat' do
-      text   = ('a' * 476) + " http://#{'b' * 30}.com/example"
+      text = ('a' * 476) + " http://#{'b' * 30}.com/example"
       account = double(note: text, errors: double(add: nil))
 
       subject.validate_each(account, 'note', text)
@@ -23,7 +23,7 @@ describe NoteLengthValidator do
     end
 
     it 'does not count non-autolinkable URLs as 23 characters flat' do
-      text   = ('a' * 476) + "http://#{'b' * 30}.com/example"
+      text = ('a' * 476) + "http://#{'b' * 30}.com/example"
       account = double(note: text, errors: double(add: nil))
 
       subject.validate_each(account, 'note', text)
diff --git a/spec/validators/poll_validator_spec.rb b/spec/validators/poll_validator_spec.rb
index 941b83401..f3f4b1288 100644
--- a/spec/validators/poll_validator_spec.rb
+++ b/spec/validators/poll_validator_spec.rb
@@ -15,13 +15,14 @@ RSpec.describe PollValidator, type: :validator do
     let(:expires_at) { 1.day.from_now }
 
     it 'have no errors' do
-      expect(errors).not_to have_received(:add)
+      expect(errors).to_not have_received(:add)
     end
 
     context 'expires just 5 min ago' do
       let(:expires_at) { 5.minutes.from_now }
+
       it 'not calls errors add' do
-        expect(errors).not_to have_received(:add)
+        expect(errors).to_not have_received(:add)
       end
     end
   end
diff --git a/spec/validators/status_length_validator_spec.rb b/spec/validators/status_length_validator_spec.rb
index 4c80a59e6..7e06b9bd9 100644
--- a/spec/validators/status_length_validator_spec.rb
+++ b/spec/validators/status_length_validator_spec.rb
@@ -7,13 +7,13 @@ describe StatusLengthValidator do
     it 'does not add errors onto remote statuses' do
       status = double(local?: false)
       subject.validate(status)
-      expect(status).not_to receive(:errors)
+      expect(status).to_not receive(:errors)
     end
 
     it 'does not add errors onto local reblogs' do
       status = double(local?: false, reblog?: true)
       subject.validate(status)
-      expect(status).not_to receive(:errors)
+      expect(status).to_not receive(:errors)
     end
 
     it 'adds an error when content warning is over MAX_CHARS characters' do
@@ -65,7 +65,7 @@ describe StatusLengthValidator do
     it 'counts only the front part of remote usernames' do
       username = '@alice'
       chars = StatusLengthValidator::MAX_CHARS - 1 - username.length
-      text   = ('a' * 475) + " #{username}@#{'b' * 30}.com"
+      text   = ('a' * chars) + " #{username}@#{'b' * 30}.com"
       status = double(spoiler_text: '', text: text, errors: double(add: nil), local?: true, reblog?: false)
 
       subject.validate(status)
diff --git a/spec/validators/unreserved_username_validator_spec.rb b/spec/validators/unreserved_username_validator_spec.rb
index 746b3866c..3c6f71c59 100644
--- a/spec/validators/unreserved_username_validator_spec.rb
+++ b/spec/validators/unreserved_username_validator_spec.rb
@@ -11,18 +11,18 @@ RSpec.describe UnreservedUsernameValidator, type: :validator do
 
     let(:validator) { described_class.new }
     let(:account)   { double(username: username, errors: errors) }
-    let(:errors )   { double(add: nil) }
+    let(:errors) { double(add: nil) }
 
     context '@username.blank?' do
-      let(:username)  { nil }
+      let(:username) { nil }
 
       it 'not calls errors.add' do
-        expect(errors).not_to have_received(:add).with(:username, any_args)
+        expect(errors).to_not have_received(:add).with(:username, any_args)
       end
     end
 
     context '!@username.blank?' do
-      let(:username)  { 'f' }
+      let(:username) { 'f' }
 
       context 'reserved_username?' do
         let(:reserved_username) { true }
@@ -36,7 +36,7 @@ RSpec.describe UnreservedUsernameValidator, type: :validator do
         let(:reserved_username) { false }
 
         it 'not calls errors.add' do
-          expect(errors).not_to have_received(:add).with(:username, any_args)
+          expect(errors).to_not have_received(:add).with(:username, any_args)
         end
       end
     end
diff --git a/spec/validators/url_validator_spec.rb b/spec/validators/url_validator_spec.rb
index 85eadeb63..966261b50 100644
--- a/spec/validators/url_validator_spec.rb
+++ b/spec/validators/url_validator_spec.rb
@@ -27,7 +27,7 @@ RSpec.describe URLValidator, type: :validator do
       let(:compliant) { true }
 
       it 'not calls errors.add' do
-        expect(errors).not_to have_received(:add).with(attribute, any_args)
+        expect(errors).to_not have_received(:add).with(attribute, any_args)
       end
     end
   end
diff --git a/spec/workers/activitypub/distribute_poll_update_worker_spec.rb b/spec/workers/activitypub/distribute_poll_update_worker_spec.rb
index d68a695b7..947acab3b 100644
--- a/spec/workers/activitypub/distribute_poll_update_worker_spec.rb
+++ b/spec/workers/activitypub/distribute_poll_update_worker_spec.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 require 'rails_helper'
 
 describe ActivityPub::DistributePollUpdateWorker do
diff --git a/spec/workers/activitypub/distribution_worker_spec.rb b/spec/workers/activitypub/distribution_worker_spec.rb
index 3a5900d9b..06d6ac738 100644
--- a/spec/workers/activitypub/distribution_worker_spec.rb
+++ b/spec/workers/activitypub/distribution_worker_spec.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 require 'rails_helper'
 
 describe ActivityPub::DistributionWorker do
@@ -34,7 +36,7 @@ describe ActivityPub::DistributionWorker do
     end
 
     context 'with direct status' do
-      let(:mentioned_account) { Fabricate(:account, protocol: :activitypub, inbox_url: 'https://foo.bar/inbox')}
+      let(:mentioned_account) { Fabricate(:account, protocol: :activitypub, inbox_url: 'https://foo.bar/inbox') }
 
       before do
         status.update(visibility: :direct)
diff --git a/spec/workers/activitypub/move_distribution_worker_spec.rb b/spec/workers/activitypub/move_distribution_worker_spec.rb
index af8c44cc0..4df6b2f16 100644
--- a/spec/workers/activitypub/move_distribution_worker_spec.rb
+++ b/spec/workers/activitypub/move_distribution_worker_spec.rb
@@ -1,9 +1,11 @@
+# frozen_string_literal: true
+
 require 'rails_helper'
 
 describe ActivityPub::MoveDistributionWorker do
   subject { described_class.new }
 
-  let(:migration)   { Fabricate(:account_migration) }
+  let(:migration) { Fabricate(:account_migration) }
   let(:follower) { Fabricate(:account, protocol: :activitypub, inbox_url: 'http://example.com') }
   let(:blocker) { Fabricate(:account, protocol: :activitypub, inbox_url: 'http://example2.com') }
 
@@ -15,9 +17,9 @@ describe ActivityPub::MoveDistributionWorker do
 
     it 'delivers to followers and known blockers' do
       expect_push_bulk_to_match(ActivityPub::DeliveryWorker, [
-        [kind_of(String), migration.account.id, 'http://example.com'],
-        [kind_of(String), migration.account.id, 'http://example2.com']
-      ])
+                                  [kind_of(String), migration.account.id, 'http://example.com'],
+                                  [kind_of(String), migration.account.id, 'http://example2.com'],
+                                ])
       subject.perform(migration.id)
     end
   end
diff --git a/spec/workers/activitypub/processing_worker_spec.rb b/spec/workers/activitypub/processing_worker_spec.rb
index b42c0bdbc..6b57f16a9 100644
--- a/spec/workers/activitypub/processing_worker_spec.rb
+++ b/spec/workers/activitypub/processing_worker_spec.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 require 'rails_helper'
 
 describe ActivityPub::ProcessingWorker do
diff --git a/spec/workers/activitypub/status_update_distribution_worker_spec.rb b/spec/workers/activitypub/status_update_distribution_worker_spec.rb
index c014c6790..cf55a461d 100644
--- a/spec/workers/activitypub/status_update_distribution_worker_spec.rb
+++ b/spec/workers/activitypub/status_update_distribution_worker_spec.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 require 'rails_helper'
 
 describe ActivityPub::StatusUpdateDistributionWorker do
diff --git a/spec/workers/activitypub/update_distribution_worker_spec.rb b/spec/workers/activitypub/update_distribution_worker_spec.rb
index 0e057fd0b..7b1e6ff54 100644
--- a/spec/workers/activitypub/update_distribution_worker_spec.rb
+++ b/spec/workers/activitypub/update_distribution_worker_spec.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 require 'rails_helper'
 
 describe ActivityPub::UpdateDistributionWorker do
diff --git a/spec/workers/admin/account_deletion_worker_spec.rb b/spec/workers/admin/account_deletion_worker_spec.rb
new file mode 100644
index 000000000..631cab664
--- /dev/null
+++ b/spec/workers/admin/account_deletion_worker_spec.rb
@@ -0,0 +1,19 @@
+# frozen_string_literal: true
+
+require 'rails_helper'
+
+describe Admin::AccountDeletionWorker do
+  let(:worker) { described_class.new }
+
+  describe 'perform' do
+    let(:account) { Fabricate(:account) }
+    let(:service) { instance_double(DeleteAccountService, call: true) }
+
+    it 'calls delete account service' do
+      allow(DeleteAccountService).to receive(:new).and_return(service)
+      worker.perform(account.id)
+
+      expect(service).to have_received(:call).with(account, { reserve_email: true, reserve_username: true })
+    end
+  end
+end
diff --git a/spec/workers/cache_buster_worker_spec.rb b/spec/workers/cache_buster_worker_spec.rb
new file mode 100644
index 000000000..adeb287fa
--- /dev/null
+++ b/spec/workers/cache_buster_worker_spec.rb
@@ -0,0 +1,19 @@
+# frozen_string_literal: true
+
+require 'rails_helper'
+
+describe CacheBusterWorker do
+  let(:worker) { described_class.new }
+
+  describe 'perform' do
+    let(:path) { 'https://example.com' }
+    let(:service) { instance_double(CacheBuster, bust: true) }
+
+    it 'calls the cache buster' do
+      allow(CacheBuster).to receive(:new).and_return(service)
+      worker.perform(path)
+
+      expect(service).to have_received(:bust).with(path)
+    end
+  end
+end
diff --git a/spec/workers/domain_block_worker_spec.rb b/spec/workers/domain_block_worker_spec.rb
index bd8fc4a62..8b98443fa 100644
--- a/spec/workers/domain_block_worker_spec.rb
+++ b/spec/workers/domain_block_worker_spec.rb
@@ -20,7 +20,7 @@ describe DomainBlockWorker do
     it 'returns true for non-existent domain block' do
       result = subject.perform('aaa')
 
-      expect(result).to eq(true)
+      expect(result).to be(true)
     end
   end
 end
diff --git a/spec/workers/domain_clear_media_worker_spec.rb b/spec/workers/domain_clear_media_worker_spec.rb
index 36251b1ec..f21d1fe18 100644
--- a/spec/workers/domain_clear_media_worker_spec.rb
+++ b/spec/workers/domain_clear_media_worker_spec.rb
@@ -20,7 +20,7 @@ describe DomainClearMediaWorker do
     it 'returns true for non-existent domain block' do
       result = subject.perform('aaa')
 
-      expect(result).to eq(true)
+      expect(result).to be(true)
     end
   end
 end
diff --git a/spec/workers/feed_insert_worker_spec.rb b/spec/workers/feed_insert_worker_spec.rb
index fb34970fc..16f7d73e0 100644
--- a/spec/workers/feed_insert_worker_spec.rb
+++ b/spec/workers/feed_insert_worker_spec.rb
@@ -15,8 +15,8 @@ describe FeedInsertWorker do
         allow(FeedManager).to receive(:instance).and_return(instance)
         result = subject.perform(nil, follower.id)
 
-        expect(result).to eq true
-        expect(instance).not_to have_received(:push_to_home)
+        expect(result).to be true
+        expect(instance).to_not have_received(:push_to_home)
       end
 
       it 'skips push with missing account' do
@@ -24,8 +24,8 @@ describe FeedInsertWorker do
         allow(FeedManager).to receive(:instance).and_return(instance)
         result = subject.perform(status.id, nil)
 
-        expect(result).to eq true
-        expect(instance).not_to have_received(:push_to_home)
+        expect(result).to be true
+        expect(instance).to_not have_received(:push_to_home)
       end
     end
 
@@ -36,7 +36,7 @@ describe FeedInsertWorker do
         result = subject.perform(status.id, follower.id)
 
         expect(result).to be_nil
-        expect(instance).not_to have_received(:push_to_home)
+        expect(instance).to_not have_received(:push_to_home)
       end
 
       it 'pushes the status onto the home timeline without filter' do
diff --git a/spec/workers/move_worker_spec.rb b/spec/workers/move_worker_spec.rb
index 3ca6aaf4d..e93060adb 100644
--- a/spec/workers/move_worker_spec.rb
+++ b/spec/workers/move_worker_spec.rb
@@ -3,6 +3,8 @@
 require 'rails_helper'
 
 describe MoveWorker do
+  subject { described_class.new }
+
   let(:local_follower)   { Fabricate(:account) }
   let(:blocking_account) { Fabricate(:account) }
   let(:muting_account)   { Fabricate(:account) }
@@ -14,8 +16,6 @@ describe MoveWorker do
 
   let(:block_service) { double }
 
-  subject { described_class.new }
-
   before do
     local_follower.follow!(source_account)
     blocking_account.block!(source_account)
diff --git a/spec/workers/poll_expiration_notify_worker_spec.rb b/spec/workers/poll_expiration_notify_worker_spec.rb
new file mode 100644
index 000000000..78cbc1ee4
--- /dev/null
+++ b/spec/workers/poll_expiration_notify_worker_spec.rb
@@ -0,0 +1,72 @@
+# frozen_string_literal: true
+
+require 'rails_helper'
+
+describe PollExpirationNotifyWorker do
+  let(:worker) { described_class.new }
+  let(:account) { Fabricate(:account, domain: remote? ? 'example.com' : nil) }
+  let(:status) { Fabricate(:status, account: account) }
+  let(:poll) { Fabricate(:poll, status: status, account: account) }
+  let(:remote?) { false }
+  let(:poll_vote) { Fabricate(:poll_vote, poll: poll) }
+
+  describe '#perform' do
+    around do |example|
+      Sidekiq::Testing.fake! do
+        example.run
+      end
+    end
+
+    it 'runs without error for missing record' do
+      expect { worker.perform(nil) }.to_not raise_error
+    end
+
+    context 'when poll is not expired' do
+      it 'requeues job' do
+        worker.perform(poll.id)
+        expect(described_class.sidekiq_options_hash['lock']).to be :until_executing
+        expect(described_class).to have_enqueued_sidekiq_job(poll.id).at(poll.expires_at + 5.minutes)
+      end
+    end
+
+    context 'when poll is expired' do
+      before do
+        poll_vote
+
+        travel_to poll.expires_at + 5.minutes
+
+        worker.perform(poll.id)
+      end
+
+      context 'when poll is local' do
+        it 'notifies voters' do
+          expect(ActivityPub::DistributePollUpdateWorker).to have_enqueued_sidekiq_job(poll.status.id)
+        end
+
+        it 'notifies owner' do
+          expect(LocalNotificationWorker).to have_enqueued_sidekiq_job(poll.account.id, poll.id, 'Poll', 'poll')
+        end
+
+        it 'notifies local voters' do
+          expect(LocalNotificationWorker).to have_enqueued_sidekiq_job(poll_vote.account.id, poll.id, 'Poll', 'poll')
+        end
+      end
+
+      context 'when poll is remote' do
+        let(:remote?) { true }
+
+        it 'does not notify remote voters' do
+          expect(ActivityPub::DistributePollUpdateWorker).to_not have_enqueued_sidekiq_job(poll.status.id)
+        end
+
+        it 'does not notify owner' do
+          expect(LocalNotificationWorker).to_not have_enqueued_sidekiq_job(poll.account.id, poll.id, 'Poll', 'poll')
+        end
+
+        it 'notifies local voters' do
+          expect(LocalNotificationWorker).to have_enqueued_sidekiq_job(poll_vote.account.id, poll.id, 'Poll', 'poll')
+        end
+      end
+    end
+  end
+end
diff --git a/spec/workers/post_process_media_worker_spec.rb b/spec/workers/post_process_media_worker_spec.rb
new file mode 100644
index 000000000..33072704b
--- /dev/null
+++ b/spec/workers/post_process_media_worker_spec.rb
@@ -0,0 +1,13 @@
+# frozen_string_literal: true
+
+require 'rails_helper'
+
+describe PostProcessMediaWorker do
+  let(:worker) { described_class.new }
+
+  describe 'perform' do
+    it 'runs without error for missing record' do
+      expect { worker.perform(nil) }.to_not raise_error
+    end
+  end
+end
diff --git a/spec/workers/push_conversation_worker_spec.rb b/spec/workers/push_conversation_worker_spec.rb
new file mode 100644
index 000000000..5fbb4c685
--- /dev/null
+++ b/spec/workers/push_conversation_worker_spec.rb
@@ -0,0 +1,13 @@
+# frozen_string_literal: true
+
+require 'rails_helper'
+
+describe PushConversationWorker do
+  let(:worker) { described_class.new }
+
+  describe 'perform' do
+    it 'runs without error for missing record' do
+      expect { worker.perform(nil) }.to_not raise_error
+    end
+  end
+end
diff --git a/spec/workers/push_encrypted_message_worker_spec.rb b/spec/workers/push_encrypted_message_worker_spec.rb
new file mode 100644
index 000000000..3cd04ce7b
--- /dev/null
+++ b/spec/workers/push_encrypted_message_worker_spec.rb
@@ -0,0 +1,13 @@
+# frozen_string_literal: true
+
+require 'rails_helper'
+
+describe PushEncryptedMessageWorker do
+  let(:worker) { described_class.new }
+
+  describe 'perform' do
+    it 'runs without error for missing record' do
+      expect { worker.perform(nil) }.to_not raise_error
+    end
+  end
+end
diff --git a/spec/workers/push_update_worker_spec.rb b/spec/workers/push_update_worker_spec.rb
new file mode 100644
index 000000000..c8f94fa82
--- /dev/null
+++ b/spec/workers/push_update_worker_spec.rb
@@ -0,0 +1,16 @@
+# frozen_string_literal: true
+
+require 'rails_helper'
+
+describe PushUpdateWorker do
+  let(:worker) { described_class.new }
+
+  describe 'perform' do
+    it 'runs without error for missing record' do
+      account_id = nil
+      status_id = nil
+
+      expect { worker.perform(account_id, status_id) }.to_not raise_error
+    end
+  end
+end
diff --git a/spec/workers/redownload_avatar_worker_spec.rb b/spec/workers/redownload_avatar_worker_spec.rb
new file mode 100644
index 000000000..b44ae9f03
--- /dev/null
+++ b/spec/workers/redownload_avatar_worker_spec.rb
@@ -0,0 +1,13 @@
+# frozen_string_literal: true
+
+require 'rails_helper'
+
+describe RedownloadAvatarWorker do
+  let(:worker) { described_class.new }
+
+  describe 'perform' do
+    it 'runs without error for missing record' do
+      expect { worker.perform(nil) }.to_not raise_error
+    end
+  end
+end
diff --git a/spec/workers/redownload_header_worker_spec.rb b/spec/workers/redownload_header_worker_spec.rb
new file mode 100644
index 000000000..767ae7a5a
--- /dev/null
+++ b/spec/workers/redownload_header_worker_spec.rb
@@ -0,0 +1,13 @@
+# frozen_string_literal: true
+
+require 'rails_helper'
+
+describe RedownloadHeaderWorker do
+  let(:worker) { described_class.new }
+
+  describe 'perform' do
+    it 'runs without error for missing record' do
+      expect { worker.perform(nil) }.to_not raise_error
+    end
+  end
+end
diff --git a/spec/workers/refollow_worker_spec.rb b/spec/workers/refollow_worker_spec.rb
index d9c2293b6..1dac15385 100644
--- a/spec/workers/refollow_worker_spec.rb
+++ b/spec/workers/refollow_worker_spec.rb
@@ -4,6 +4,7 @@ require 'rails_helper'
 
 describe RefollowWorker do
   subject { described_class.new }
+
   let(:account) { Fabricate(:account, domain: 'example.org', protocol: :activitypub) }
   let(:alice)   { Fabricate(:account, domain: nil, username: 'alice') }
   let(:bob)     { Fabricate(:account, domain: nil, username: 'bob') }
diff --git a/spec/workers/regeneration_worker_spec.rb b/spec/workers/regeneration_worker_spec.rb
index c6bdfa0e5..147a76be5 100644
--- a/spec/workers/regeneration_worker_spec.rb
+++ b/spec/workers/regeneration_worker_spec.rb
@@ -20,7 +20,7 @@ describe RegenerationWorker do
     it 'fails when account does not exist' do
       result = subject.perform('aaa')
 
-      expect(result).to eq(true)
+      expect(result).to be(true)
     end
   end
 end
diff --git a/spec/workers/remove_featured_tag_worker_spec.rb b/spec/workers/remove_featured_tag_worker_spec.rb
new file mode 100644
index 000000000..a64bd0605
--- /dev/null
+++ b/spec/workers/remove_featured_tag_worker_spec.rb
@@ -0,0 +1,15 @@
+# frozen_string_literal: true
+
+require 'rails_helper'
+
+describe RemoveFeaturedTagWorker do
+  let(:worker) { described_class.new }
+
+  describe 'perform' do
+    it 'runs without error for missing record' do
+      account_id = nil
+      featured_tag_id = nil
+      expect { worker.perform(account_id, featured_tag_id) }.to_not raise_error
+    end
+  end
+end
diff --git a/spec/workers/resolve_account_worker_spec.rb b/spec/workers/resolve_account_worker_spec.rb
new file mode 100644
index 000000000..6f3cff099
--- /dev/null
+++ b/spec/workers/resolve_account_worker_spec.rb
@@ -0,0 +1,13 @@
+# frozen_string_literal: true
+
+require 'rails_helper'
+
+describe ResolveAccountWorker do
+  let(:worker) { described_class.new }
+
+  describe 'perform' do
+    it 'runs without error for missing record' do
+      expect { worker.perform(nil) }.to_not raise_error
+    end
+  end
+end
diff --git a/spec/workers/scheduler/accounts_statuses_cleanup_scheduler_spec.rb b/spec/workers/scheduler/accounts_statuses_cleanup_scheduler_spec.rb
index 8f20725c8..9ed8da1ba 100644
--- a/spec/workers/scheduler/accounts_statuses_cleanup_scheduler_spec.rb
+++ b/spec/workers/scheduler/accounts_statuses_cleanup_scheduler_spec.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 require 'rails_helper'
 
 describe Scheduler::AccountsStatusesCleanupScheduler do
@@ -19,11 +21,10 @@ describe Scheduler::AccountsStatusesCleanupScheduler do
     [
       {
         'concurrency' => 2,
-        'queues' => ['push', 'default'],
+        'queues' => %w(push default),
       },
     ]
   end
-  let(:retry_size) { 0 }
 
   before do
     queue_stub = double
@@ -33,7 +34,6 @@ describe Scheduler::AccountsStatusesCleanupScheduler do
     allow(Sidekiq::ProcessSet).to receive(:new).and_return(process_set_stub)
 
     sidekiq_stats_stub = double
-    allow(sidekiq_stats_stub).to receive(:retry_size).and_return(retry_size)
     allow(Sidekiq::Stats).to receive(:new).and_return(sidekiq_stats_stub)
 
     # Create a bunch of old statuses
@@ -70,19 +70,11 @@ describe Scheduler::AccountsStatusesCleanupScheduler do
         expect(subject.under_load?).to be true
       end
     end
-
-    context 'when there is a huge amount of jobs to retry' do
-      let(:retry_size) { 1_000_000 }
-
-      it 'returns true' do
-        expect(subject.under_load?).to be true
-      end
-    end
   end
 
   describe '#get_budget' do
     context 'on a single thread' do
-      let(:process_set_stub) { [ { 'concurrency' => 1, 'queues' => ['push', 'default'] } ] }
+      let(:process_set_stub) { [{ 'concurrency' => 1, 'queues' => %w(push default) }] }
 
       it 'returns a low value' do
         expect(subject.compute_budget).to be < 10
@@ -92,7 +84,7 @@ describe Scheduler::AccountsStatusesCleanupScheduler do
     context 'on a lot of threads' do
       let(:process_set_stub) do
         [
-          { 'concurrency' => 2, 'queues' => ['push', 'default'] },
+          { 'concurrency' => 2, 'queues' => %w(push default) },
           { 'concurrency' => 2, 'queues' => ['push'] },
           { 'concurrency' => 2, 'queues' => ['push'] },
           { 'concurrency' => 2, 'queues' => ['push'] },
diff --git a/spec/workers/scheduler/follow_recommendations_scheduler_spec.rb b/spec/workers/scheduler/follow_recommendations_scheduler_spec.rb
new file mode 100644
index 000000000..18d5260e4
--- /dev/null
+++ b/spec/workers/scheduler/follow_recommendations_scheduler_spec.rb
@@ -0,0 +1,43 @@
+# frozen_string_literal: true
+
+require 'rails_helper'
+
+describe Scheduler::FollowRecommendationsScheduler do
+  let!(:target_accounts) do
+    Fabricate.times(3, :account) do
+      statuses(count: 6)
+    end
+  end
+  let!(:follower_accounts) do
+    Fabricate.times(5, :account) do
+      statuses(count: 6)
+    end
+  end
+
+  describe '#perform' do
+    subject(:scheduled_run) { described_class.new.perform }
+
+    context 'when there are accounts to recommend' do
+      before do
+        # Follow the target accounts by follow accounts to make them recommendable
+        follower_accounts.each do |follower_account|
+          target_accounts.each do |target_account|
+            Fabricate(:follow, account: follower_account, target_account: target_account)
+          end
+        end
+      end
+
+      it 'creates recommendations' do
+        expect { scheduled_run }.to change(FollowRecommendation, :count).from(0).to(target_accounts.size)
+        expect(redis.zrange('follow_recommendations:en', 0, -1)).to match_array(target_accounts.pluck(:id).map(&:to_s))
+      end
+    end
+
+    context 'when there are no accounts to recommend' do
+      it 'does not create follow recommendations' do
+        expect { scheduled_run }.to_not change(FollowRecommendation, :count)
+        expect(redis.zrange('follow_recommendations:en', 0, -1)).to be_empty
+      end
+    end
+  end
+end
diff --git a/spec/workers/scheduler/indexing_scheduler_spec.rb b/spec/workers/scheduler/indexing_scheduler_spec.rb
new file mode 100644
index 000000000..568f0fc84
--- /dev/null
+++ b/spec/workers/scheduler/indexing_scheduler_spec.rb
@@ -0,0 +1,13 @@
+# frozen_string_literal: true
+
+require 'rails_helper'
+
+describe Scheduler::IndexingScheduler do
+  let(:worker) { described_class.new }
+
+  describe 'perform' do
+    it 'runs without error' do
+      expect { worker.perform }.to_not raise_error
+    end
+  end
+end
diff --git a/spec/workers/scheduler/instance_refresh_scheduler_spec.rb b/spec/workers/scheduler/instance_refresh_scheduler_spec.rb
new file mode 100644
index 000000000..8f686a699
--- /dev/null
+++ b/spec/workers/scheduler/instance_refresh_scheduler_spec.rb
@@ -0,0 +1,13 @@
+# frozen_string_literal: true
+
+require 'rails_helper'
+
+describe Scheduler::InstanceRefreshScheduler do
+  let(:worker) { described_class.new }
+
+  describe 'perform' do
+    it 'runs without error' do
+      expect { worker.perform }.to_not raise_error
+    end
+  end
+end
diff --git a/spec/workers/scheduler/ip_cleanup_scheduler_spec.rb b/spec/workers/scheduler/ip_cleanup_scheduler_spec.rb
new file mode 100644
index 000000000..50af03011
--- /dev/null
+++ b/spec/workers/scheduler/ip_cleanup_scheduler_spec.rb
@@ -0,0 +1,13 @@
+# frozen_string_literal: true
+
+require 'rails_helper'
+
+describe Scheduler::IpCleanupScheduler do
+  let(:worker) { described_class.new }
+
+  describe 'perform' do
+    it 'runs without error' do
+      expect { worker.perform }.to_not raise_error
+    end
+  end
+end
diff --git a/spec/workers/scheduler/pghero_scheduler_spec.rb b/spec/workers/scheduler/pghero_scheduler_spec.rb
new file mode 100644
index 000000000..e404e5fe4
--- /dev/null
+++ b/spec/workers/scheduler/pghero_scheduler_spec.rb
@@ -0,0 +1,13 @@
+# frozen_string_literal: true
+
+require 'rails_helper'
+
+describe Scheduler::PgheroScheduler do
+  let(:worker) { described_class.new }
+
+  describe 'perform' do
+    it 'runs without error' do
+      expect { worker.perform }.to_not raise_error
+    end
+  end
+end
diff --git a/spec/workers/scheduler/scheduled_statuses_scheduler_spec.rb b/spec/workers/scheduler/scheduled_statuses_scheduler_spec.rb
new file mode 100644
index 000000000..13c853c62
--- /dev/null
+++ b/spec/workers/scheduler/scheduled_statuses_scheduler_spec.rb
@@ -0,0 +1,13 @@
+# frozen_string_literal: true
+
+require 'rails_helper'
+
+describe Scheduler::ScheduledStatusesScheduler do
+  let(:worker) { described_class.new }
+
+  describe 'perform' do
+    it 'runs without error' do
+      expect { worker.perform }.to_not raise_error
+    end
+  end
+end
diff --git a/spec/workers/scheduler/suspended_user_cleanup_scheduler_spec.rb b/spec/workers/scheduler/suspended_user_cleanup_scheduler_spec.rb
new file mode 100644
index 000000000..25f0e1fce
--- /dev/null
+++ b/spec/workers/scheduler/suspended_user_cleanup_scheduler_spec.rb
@@ -0,0 +1,13 @@
+# frozen_string_literal: true
+
+require 'rails_helper'
+
+describe Scheduler::SuspendedUserCleanupScheduler do
+  let(:worker) { described_class.new }
+
+  describe 'perform' do
+    it 'runs without error' do
+      expect { worker.perform }.to_not raise_error
+    end
+  end
+end
diff --git a/spec/workers/scheduler/trends/refresh_scheduler_spec.rb b/spec/workers/scheduler/trends/refresh_scheduler_spec.rb
new file mode 100644
index 000000000..c0c5f032b
--- /dev/null
+++ b/spec/workers/scheduler/trends/refresh_scheduler_spec.rb
@@ -0,0 +1,13 @@
+# frozen_string_literal: true
+
+require 'rails_helper'
+
+describe Scheduler::Trends::RefreshScheduler do
+  let(:worker) { described_class.new }
+
+  describe 'perform' do
+    it 'runs without error' do
+      expect { worker.perform }.to_not raise_error
+    end
+  end
+end
diff --git a/spec/workers/scheduler/trends/review_notifications_scheduler_spec.rb b/spec/workers/scheduler/trends/review_notifications_scheduler_spec.rb
new file mode 100644
index 000000000..cc971c24b
--- /dev/null
+++ b/spec/workers/scheduler/trends/review_notifications_scheduler_spec.rb
@@ -0,0 +1,13 @@
+# frozen_string_literal: true
+
+require 'rails_helper'
+
+describe Scheduler::Trends::ReviewNotificationsScheduler do
+  let(:worker) { described_class.new }
+
+  describe 'perform' do
+    it 'runs without error' do
+      expect { worker.perform }.to_not raise_error
+    end
+  end
+end
diff --git a/spec/workers/scheduler/user_cleanup_scheduler_spec.rb b/spec/workers/scheduler/user_cleanup_scheduler_spec.rb
new file mode 100644
index 000000000..990979500
--- /dev/null
+++ b/spec/workers/scheduler/user_cleanup_scheduler_spec.rb
@@ -0,0 +1,41 @@
+# frozen_string_literal: true
+
+require 'rails_helper'
+
+describe Scheduler::UserCleanupScheduler do
+  subject { described_class.new }
+
+  let!(:new_unconfirmed_user) { Fabricate(:user) }
+  let!(:old_unconfirmed_user) { Fabricate(:user) }
+  let!(:confirmed_user)       { Fabricate(:user) }
+  let!(:moderation_note)      { Fabricate(:account_moderation_note, account: Fabricate(:account), target_account: old_unconfirmed_user.account) }
+
+  describe '#perform' do
+    before do
+      # Need to update the already-existing users because their initialization overrides confirmation_sent_at
+      new_unconfirmed_user.update!(confirmed_at: nil, confirmation_sent_at: Time.now.utc)
+      old_unconfirmed_user.update!(confirmed_at: nil, confirmation_sent_at: 1.week.ago)
+      confirmed_user.update!(confirmed_at: 1.day.ago)
+    end
+
+    it 'deletes the old unconfirmed user' do
+      expect { subject.perform }.to change { User.exists?(old_unconfirmed_user.id) }.from(true).to(false)
+    end
+
+    it "deletes the old unconfirmed user's account" do
+      expect { subject.perform }.to change { Account.exists?(old_unconfirmed_user.account_id) }.from(true).to(false)
+    end
+
+    it 'does not delete the new unconfirmed user or their account' do
+      subject.perform
+      expect(User.exists?(new_unconfirmed_user.id)).to be true
+      expect(Account.exists?(new_unconfirmed_user.account_id)).to be true
+    end
+
+    it 'does not delete the confirmed user or their account' do
+      subject.perform
+      expect(User.exists?(confirmed_user.id)).to be true
+      expect(Account.exists?(confirmed_user.account_id)).to be true
+    end
+  end
+end
diff --git a/spec/workers/scheduler/vacuum_scheduler_spec.rb b/spec/workers/scheduler/vacuum_scheduler_spec.rb
new file mode 100644
index 000000000..36ecc93d8
--- /dev/null
+++ b/spec/workers/scheduler/vacuum_scheduler_spec.rb
@@ -0,0 +1,13 @@
+# frozen_string_literal: true
+
+require 'rails_helper'
+
+describe Scheduler::VacuumScheduler do
+  let(:worker) { described_class.new }
+
+  describe 'perform' do
+    it 'runs without error' do
+      expect { worker.perform }.to_not raise_error
+    end
+  end
+end
diff --git a/spec/workers/unfollow_follow_worker_spec.rb b/spec/workers/unfollow_follow_worker_spec.rb
index 5ea4256a9..8025b88c0 100644
--- a/spec/workers/unfollow_follow_worker_spec.rb
+++ b/spec/workers/unfollow_follow_worker_spec.rb
@@ -3,13 +3,13 @@
 require 'rails_helper'
 
 describe UnfollowFollowWorker do
+  subject { described_class.new }
+
   let(:local_follower)   { Fabricate(:account) }
   let(:source_account)   { Fabricate(:account) }
   let(:target_account)   { Fabricate(:account) }
   let(:show_reblogs)     { true }
 
-  subject { described_class.new }
-
   before do
     local_follower.follow!(source_account, reblogs: show_reblogs)
   end
diff --git a/spec/workers/unpublish_announcement_worker_spec.rb b/spec/workers/unpublish_announcement_worker_spec.rb
new file mode 100644
index 000000000..c742c30bc
--- /dev/null
+++ b/spec/workers/unpublish_announcement_worker_spec.rb
@@ -0,0 +1,13 @@
+# frozen_string_literal: true
+
+require 'rails_helper'
+
+describe UnpublishAnnouncementWorker do
+  let(:worker) { described_class.new }
+
+  describe 'perform' do
+    it 'runs without error for missing record' do
+      expect { worker.perform(nil) }.to_not raise_error
+    end
+  end
+end
diff --git a/spec/workers/verify_account_links_worker_spec.rb b/spec/workers/verify_account_links_worker_spec.rb
new file mode 100644
index 000000000..227591392
--- /dev/null
+++ b/spec/workers/verify_account_links_worker_spec.rb
@@ -0,0 +1,13 @@
+# frozen_string_literal: true
+
+require 'rails_helper'
+
+describe VerifyAccountLinksWorker do
+  let(:worker) { described_class.new }
+
+  describe 'perform' do
+    it 'runs without error for missing record' do
+      expect { worker.perform(nil) }.to_not raise_error
+    end
+  end
+end
diff --git a/spec/workers/web/push_notification_worker_spec.rb b/spec/workers/web/push_notification_worker_spec.rb
index 5bc24f888..822ef5257 100644
--- a/spec/workers/web/push_notification_worker_spec.rb
+++ b/spec/workers/web/push_notification_worker_spec.rb
@@ -37,7 +37,7 @@ describe Web::PushNotificationWorker do
       expect(a_request(:post, endpoint).with(headers: {
         'Content-Encoding' => 'aesgcm',
         'Content-Type' => 'application/octet-stream',
-        'Crypto-Key' => 'dh=BAgtUks5d90kFmxGevk9tH7GEmvz9DB0qcEMUsOBgKwMf-TMjsKIIG6LQvGcFAf6jcmAod15VVwmYwGIIxE4VWE;p256ecdsa=' + vapid_public_key.delete('='),
+        'Crypto-Key' => "dh=BAgtUks5d90kFmxGevk9tH7GEmvz9DB0qcEMUsOBgKwMf-TMjsKIIG6LQvGcFAf6jcmAod15VVwmYwGIIxE4VWE;p256ecdsa=#{vapid_public_key.delete('=')}",
         'Encryption' => 'salt=WJeVM-RY-F9351SVxTFx_g',
         'Ttl' => '172800',
         'Urgency' => 'normal',
diff --git a/spec/workers/webhooks/delivery_worker_spec.rb b/spec/workers/webhooks/delivery_worker_spec.rb
new file mode 100644
index 000000000..daf8a3e28
--- /dev/null
+++ b/spec/workers/webhooks/delivery_worker_spec.rb
@@ -0,0 +1,13 @@
+# frozen_string_literal: true
+
+require 'rails_helper'
+
+describe Webhooks::DeliveryWorker do
+  let(:worker) { described_class.new }
+
+  describe 'perform' do
+    it 'runs without error' do
+      expect { worker.perform(nil, nil) }.to_not raise_error
+    end
+  end
+end