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

185 files changed, 2203 insertions, 386 deletions

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)