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-rw-r--r--spec/controllers/about_controller_spec.rb2
-rw-r--r--spec/controllers/accounts_controller_spec.rb2
-rw-r--r--spec/controllers/activitypub/collections_controller_spec.rb9
-rw-r--r--spec/controllers/activitypub/followers_synchronizations_controller_spec.rb7
-rw-r--r--spec/controllers/activitypub/inboxes_controller_spec.rb10
-rw-r--r--spec/controllers/activitypub/outboxes_controller_spec.rb7
-rw-r--r--spec/controllers/activitypub/replies_controller_spec.rb1
-rw-r--r--spec/controllers/admin/account_moderation_notes_controller_spec.rb4
-rw-r--r--spec/controllers/admin/accounts_controller_spec.rb48
-rw-r--r--spec/controllers/admin/base_controller_spec.rb2
-rw-r--r--spec/controllers/admin/change_emails_controller_spec.rb (renamed from spec/controllers/admin/change_email_controller_spec.rb)4
-rw-r--r--spec/controllers/admin/confirmations_controller_spec.rb4
-rw-r--r--spec/controllers/admin/custom_emojis_controller_spec.rb2
-rw-r--r--spec/controllers/admin/disputes/appeals_controller_spec.rb2
-rw-r--r--spec/controllers/admin/domain_allows_controller_spec.rb2
-rw-r--r--spec/controllers/admin/domain_blocks_controller_spec.rb13
-rw-r--r--spec/controllers/admin/export_domain_allows_controller_spec.rb8
-rw-r--r--spec/controllers/admin/export_domain_blocks_controller_spec.rb4
-rw-r--r--spec/controllers/admin/instances_controller_spec.rb6
-rw-r--r--spec/controllers/admin/invites_controller_spec.rb4
-rw-r--r--spec/controllers/admin/report_notes_controller_spec.rb6
-rw-r--r--spec/controllers/admin/reports/actions_controller_spec.rb6
-rw-r--r--spec/controllers/admin/reports_controller_spec.rb10
-rw-r--r--spec/controllers/admin/resets_controller_spec.rb2
-rw-r--r--spec/controllers/admin/roles_controller_spec.rb18
-rw-r--r--spec/controllers/admin/statuses_controller_spec.rb2
-rw-r--r--spec/controllers/admin/users/roles_controller_spec.rb (renamed from spec/controllers/admin/users/roles_controller.rb)6
-rw-r--r--spec/controllers/admin/users/two_factor_authentications_controller_spec.rb8
-rw-r--r--spec/controllers/api/oembed_controller_spec.rb2
-rw-r--r--spec/controllers/api/v1/accounts/credentials_controller_spec.rb12
-rw-r--r--spec/controllers/api/v1/accounts/follower_accounts_controller_spec.rb2
-rw-r--r--spec/controllers/api/v1/accounts/following_accounts_controller_spec.rb2
-rw-r--r--spec/controllers/api/v1/accounts/lists_controller_spec.rb2
-rw-r--r--spec/controllers/api/v1/accounts/notes_controller_spec.rb2
-rw-r--r--spec/controllers/api/v1/accounts/relationships_controller_spec.rb2
-rw-r--r--spec/controllers/api/v1/accounts/search_controller_spec.rb2
-rw-r--r--spec/controllers/api/v1/accounts/statuses_controller_spec.rb11
-rw-r--r--spec/controllers/api/v1/accounts_controller_spec.rb2
-rw-r--r--spec/controllers/api/v1/admin/account_actions_controller_spec.rb2
-rw-r--r--spec/controllers/api/v1/admin/accounts_controller_spec.rb2
-rw-r--r--spec/controllers/api/v1/admin/domain_allows_controller_spec.rb2
-rw-r--r--spec/controllers/api/v1/admin/domain_blocks_controller_spec.rb11
-rw-r--r--spec/controllers/api/v1/admin/reports_controller_spec.rb2
-rw-r--r--spec/controllers/api/v1/announcements/reactions_controller_spec.rb4
-rw-r--r--spec/controllers/api/v1/announcements_controller_spec.rb4
-rw-r--r--spec/controllers/api/v1/apps/credentials_controller_spec.rb6
-rw-r--r--spec/controllers/api/v1/apps_controller_spec.rb6
-rw-r--r--spec/controllers/api/v1/blocks_controller_spec.rb6
-rw-r--r--spec/controllers/api/v1/bookmarks_controller_spec.rb14
-rw-r--r--spec/controllers/api/v1/conversations_controller_spec.rb2
-rw-r--r--spec/controllers/api/v1/domain_blocks_controller_spec.rb2
-rw-r--r--spec/controllers/api/v1/emails/confirmations_controller_spec.rb8
-rw-r--r--spec/controllers/api/v1/favourites_controller_spec.rb14
-rw-r--r--spec/controllers/api/v1/filters_controller_spec.rb2
-rw-r--r--spec/controllers/api/v1/follow_requests_controller_spec.rb2
-rw-r--r--spec/controllers/api/v1/followed_tags_controller_spec.rb2
-rw-r--r--spec/controllers/api/v1/lists/accounts_controller_spec.rb2
-rw-r--r--spec/controllers/api/v1/lists_controller_spec.rb2
-rw-r--r--spec/controllers/api/v1/markers_controller_spec.rb2
-rw-r--r--spec/controllers/api/v1/media_controller_spec.rb8
-rw-r--r--spec/controllers/api/v1/mutes_controller_spec.rb6
-rw-r--r--spec/controllers/api/v1/notifications_controller_spec.rb14
-rw-r--r--spec/controllers/api/v1/polls/votes_controller_spec.rb2
-rw-r--r--spec/controllers/api/v1/polls_controller_spec.rb2
-rw-r--r--spec/controllers/api/v1/push/subscriptions_controller_spec.rb14
-rw-r--r--spec/controllers/api/v1/statuses/favourited_by_accounts_controller_spec.rb4
-rw-r--r--spec/controllers/api/v1/statuses/reblogged_by_accounts_controller_spec.rb4
-rw-r--r--spec/controllers/api/v1/statuses_controller_spec.rb4
-rw-r--r--spec/controllers/api/v1/streaming_controller_spec.rb2
-rw-r--r--spec/controllers/api/v1/suggestions_controller_spec.rb4
-rw-r--r--spec/controllers/api/v1/tags_controller_spec.rb2
-rw-r--r--spec/controllers/api/v1/timelines/home_controller_spec.rb2
-rw-r--r--spec/controllers/api/v1/timelines/list_controller_spec.rb4
-rw-r--r--spec/controllers/api/v2/admin/accounts_controller_spec.rb2
-rw-r--r--spec/controllers/api/v2/filters/keywords_controller_spec.rb6
-rw-r--r--spec/controllers/api/v2/filters/statuses_controller_spec.rb2
-rw-r--r--spec/controllers/api/v2/filters_controller_spec.rb2
-rw-r--r--spec/controllers/api/web/embeds_controller_spec.rb7
-rw-r--r--spec/controllers/application_controller_spec.rb8
-rw-r--r--spec/controllers/auth/registrations_controller_spec.rb74
-rw-r--r--spec/controllers/auth/sessions_controller_spec.rb2
-rw-r--r--spec/controllers/concerns/export_controller_concern_spec.rb2
-rw-r--r--spec/controllers/disputes/appeals_controller_spec.rb2
-rw-r--r--spec/controllers/disputes/strikes_controller_spec.rb4
-rw-r--r--spec/controllers/emojis_controller_spec.rb3
-rw-r--r--spec/controllers/follower_accounts_controller_spec.rb3
-rw-r--r--spec/controllers/following_accounts_controller_spec.rb3
-rw-r--r--spec/controllers/home_controller_spec.rb6
-rw-r--r--spec/controllers/instance_actors_controller_spec.rb2
-rw-r--r--spec/controllers/intents_controller_spec.rb2
-rw-r--r--spec/controllers/invites_controller_spec.rb2
-rw-r--r--spec/controllers/manifests_controller_spec.rb2
-rw-r--r--spec/controllers/relationships_controller_spec.rb5
-rw-r--r--spec/controllers/settings/applications_controller_spec.rb6
-rw-r--r--spec/controllers/settings/deletes_controller_spec.rb2
-rw-r--r--spec/controllers/settings/exports/blocked_accounts_controller_spec.rb2
-rw-r--r--spec/controllers/settings/exports/bookmarks_controller_spec.rb2
-rw-r--r--spec/controllers/settings/exports/following_accounts_controller_spec.rb2
-rw-r--r--spec/controllers/settings/exports/muted_accounts_controller_spec.rb2
-rw-r--r--spec/controllers/settings/featured_tags_controller_spec.rb4
-rw-r--r--spec/controllers/settings/imports_controller_spec.rb2
-rw-r--r--spec/controllers/settings/migrations_controller_spec.rb20
-rw-r--r--spec/controllers/settings/preferences/notifications_controller_spec.rb2
-rw-r--r--spec/controllers/settings/preferences/other_controller_spec.rb4
-rw-r--r--spec/controllers/settings/profiles_controller_spec.rb4
-rw-r--r--spec/controllers/settings/sessions_controller_spec.rb6
-rw-r--r--spec/controllers/settings/two_factor_authentication/webauthn_credentials_controller_spec.rb2
-rw-r--r--spec/controllers/shares_controller_spec.rb4
-rw-r--r--spec/controllers/statuses_cleanup_controller_spec.rb8
-rw-r--r--spec/controllers/tags_controller_spec.rb2
-rw-r--r--spec/controllers/well_known/host_meta_controller_spec.rb2
-rw-r--r--spec/controllers/well_known/nodeinfo_controller_spec.rb5
-rw-r--r--spec/controllers/well_known/webfinger_controller_spec.rb10
113 files changed, 419 insertions, 218 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 db588156c..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
diff --git a/spec/controllers/activitypub/collections_controller_spec.rb b/spec/controllers/activitypub/collections_controller_spec.rb
index 4e35938db..77901131e 100644
--- a/spec/controllers/activitypub/collections_controller_spec.rb
+++ b/spec/controllers/activitypub/collections_controller_spec.rb
@@ -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 d8d42b7ae..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
@@ -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 394d4baab..582ef863f 100644
--- a/spec/controllers/activitypub/replies_controller_spec.rb
+++ b/spec/controllers/activitypub/replies_controller_spec.rb
@@ -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_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 48204b7b6..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
@@ -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/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 0814f327d..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
@@ -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/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 3b2fd6c5d..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
@@ -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 2766102c8..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
@@ -16,7 +18,7 @@ RSpec.describe Admin::ExportDomainBlocksController, 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_blocks.csv')))
+      expect(response.body).to eq(File.read(File.join(file_fixture_path, 'domain_blocks.csv')))
     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/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 9890ac9ce..3e42e4cb1 100644
--- a/spec/controllers/admin/reports/actions_controller_spec.rb
+++ b/spec/controllers/admin/reports/actions_controller_spec.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 require 'rails_helper'
 
 describe Admin::Reports::ActionsController do
@@ -116,18 +118,20 @@ describe Admin::Reports::ActionsController do
 
         it 'marks the non-deleted as sensitive' do
           subject
-          expect(media_attached_status.reload.sensitive).to eq true
+          expect(media_attached_status.reload.sensitive).to be true
         end
       end
     end
 
     context 'action as submit button' do
       subject { post :create, params: { report_id: report.id, text: text, action => '' } }
+
       it_behaves_like 'all action types'
     end
 
     context 'action as submit button' do
       subject { post :create, params: { report_id: report.id, text: text, moderation_action: action } }
+
       it_behaves_like 'all action types'
     end
   end
diff --git a/spec/controllers/admin/reports_controller_spec.rb b/spec/controllers/admin/reports_controller_spec.rb
index 4dcc277d9..97daaf8da 100644
--- a/spec/controllers/admin/reports_controller_spec.rb
+++ b/spec/controllers/admin/reports_controller_spec.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 require 'rails_helper'
 
 describe Admin::ReportsController do
@@ -55,7 +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
 
@@ -66,8 +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
 
@@ -89,7 +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 64fe027fd..16adb8a12 100644
--- a/spec/controllers/admin/resets_controller_spec.rb
+++ b/spec/controllers/admin/resets_controller_spec.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 require 'rails_helper'
 
 describe Admin::ResetsController do
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/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/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/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 5026ca327..e42f1de32 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
@@ -51,7 +53,7 @@ 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
@@ -80,7 +82,7 @@ describe Api::V1::Accounts::CredentialsController do
         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 +90,20 @@ 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/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/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/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 01d745fc0..e57c37179 100644
--- a/spec/controllers/api/v1/accounts/statuses_controller_spec.rb
+++ b/spec/controllers/api/v1/accounts/statuses_controller_spec.rb
@@ -1,4 +1,5 @@
 # frozen_string_literal: true
+
 require 'rails_helper'
 
 describe Api::V1::Accounts::StatusesController do
@@ -16,7 +17,7 @@ describe Api::V1::Accounts::StatusesController do
     it 'returns http success' do
       get :index, params: { account_id: user.account.id, limit: 1 }
 
-      expect(response).to have_http_status(:ok)
+      expect(response).to have_http_status(200)
     end
 
     it 'returns expected headers' do
@@ -29,7 +30,7 @@ describe Api::V1::Accounts::StatusesController do
       it 'returns http success' do
         get :index, params: { account_id: user.account.id, only_media: true }
 
-        expect(response).to have_http_status(:ok)
+        expect(response).to have_http_status(200)
       end
     end
 
@@ -44,7 +45,7 @@ describe Api::V1::Accounts::StatusesController do
       end
 
       it 'returns http success' do
-        expect(response).to have_http_status(:ok)
+        expect(response).to have_http_status(200)
       end
 
       it 'returns posts along with self replies' do
@@ -63,7 +64,7 @@ describe Api::V1::Accounts::StatusesController do
       it 'returns http success' do
         get :index, params: { account_id: user.account.id, pinned: true }
 
-        expect(response).to have_http_status(:ok)
+        expect(response).to have_http_status(200)
       end
     end
 
@@ -79,7 +80,7 @@ describe Api::V1::Accounts::StatusesController do
 
       it 'returns http success' do
         get :index, params: { account_id: account.id, pinned: true }
-        expect(response).to have_http_status(:ok)
+        expect(response).to have_http_status(200)
       end
 
       context 'when user does not follow account' do
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 a4c509c60..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
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/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/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 9ac7880a4..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
@@ -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/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/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/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 64ec18e59..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
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/push/subscriptions_controller_spec.rb b/spec/controllers/api/v1/push/subscriptions_controller_spec.rb
index 67f09da2d..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: {
@@ -23,7 +17,6 @@ describe Api::V1::Push::SubscriptionsController do
       },
     }.with_indifferent_access
   end
-
   let(:alerts_payload) do
     {
       data: {
@@ -41,6 +34,11 @@ describe Api::V1::Push::SubscriptionsController do
       },
     }.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
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 4dcaba6bd..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
@@ -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 dc36d4ca0..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
@@ -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_controller_spec.rb b/spec/controllers/api/v1/statuses_controller_spec.rb
index e4e6e172a..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
@@ -219,7 +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 9dbca0178..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
 
diff --git a/spec/controllers/api/v1/suggestions_controller_spec.rb b/spec/controllers/api/v1/suggestions_controller_spec.rb
index 7805b6b4f..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/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/v2/admin/accounts_controller_spec.rb b/spec/controllers/api/v2/admin/accounts_controller_spec.rb
index 1477049a1..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
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 969b2ea73..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
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/web/embeds_controller_spec.rb b/spec/controllers/api/web/embeds_controller_spec.rb
index 345c317ba..e03f5a371 100644
--- a/spec/controllers/api/web/embeds_controller_spec.rb
+++ b/spec/controllers/api/web/embeds_controller_spec.rb
@@ -11,6 +11,7 @@ describe Api::Web::EmbedsController do
 
   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
@@ -18,7 +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
@@ -36,7 +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
@@ -45,7 +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/application_controller_spec.rb b/spec/controllers/application_controller_spec.rb
index e7d997192..dc742074c 100644
--- a/spec/controllers/application_controller_spec.rb
+++ b/spec/controllers/application_controller_spec.rb
@@ -28,7 +28,7 @@ describe ApplicationController, type: :controller do
     end
 
     it 'renders template for http' do
-      is_expected.to render_template("errors/#{code}", layout: 'error')
+      expect(subject).to render_template("errors/#{code}", layout: 'error')
     end
   end
 
@@ -57,19 +57,19 @@ 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
 
diff --git a/spec/controllers/auth/registrations_controller_spec.rb b/spec/controllers/auth/registrations_controller_spec.rb
index 7298bde00..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
@@ -95,18 +97,18 @@ RSpec.describe Auth::RegistrationsController, type: :controller do
     before { request.env['devise.mapping'] = Devise.mappings[:user] }
 
     context do
-      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
 
+      around do |example|
+        registrations_mode = Setting.registrations_mode
+        example.run
+        Setting.registrations_mode = registrations_mode
+      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
-      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
 
+      around do |example|
+        registrations_mode = Setting.registrations_mode
+        example.run
+        Setting.registrations_mode = registrations_mode
+      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
-      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
 
+      around do |example|
+        registrations_mode = Setting.registrations_mode
+        example.run
+        Setting.registrations_mode = registrations_mode
+      end
+
       it 'redirects to setup' do
         subject
         expect(response).to redirect_to auth_setup_path
@@ -163,17 +165,11 @@ 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
-      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
@@ -181,6 +177,12 @@ RSpec.describe Auth::RegistrationsController, type: :controller do
         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
+
       it 'redirects to setup' do
         subject
         expect(response).to redirect_to auth_setup_path
@@ -191,19 +193,11 @@ 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
-      around do |example|
-        registrations_mode = Setting.registrations_mode
-        require_invite_text = Setting.require_invite_text
-        example.run
-        Setting.require_invite_text = require_invite_text
-        Setting.registrations_mode = registrations_mode
-      end
-
       subject do
         inviter = Fabricate(:user, confirmed_at: 2.days.ago)
         Setting.registrations_mode = 'approved'
@@ -213,6 +207,14 @@ RSpec.describe Auth::RegistrationsController, type: :controller do
         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
+        example.run
+        Setting.require_invite_text = require_invite_text
+        Setting.registrations_mode = registrations_mode
+      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 eb03dff50..58befa124 100644
--- a/spec/controllers/auth/sessions_controller_spec.rb
+++ b/spec/controllers/auth/sessions_controller_spec.rb
@@ -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/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/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/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/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 d6b4c793b..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
diff --git a/spec/controllers/intents_controller_spec.rb b/spec/controllers/intents_controller_spec.rb
index 394f7d512..02b46ddc7 100644
--- a/spec/controllers/intents_controller_spec.rb
+++ b/spec/controllers/intents_controller_spec.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 require 'rails_helper'
 
 RSpec.describe IntentsController, type: :controller 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/relationships_controller_spec.rb b/spec/controllers/relationships_controller_spec.rb
index 2056a2ac2..39f455e03 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
 
@@ -51,6 +53,7 @@ describe RelationshipsController do
 
     context 'when select parameter is not provided' do
       subject { patch :update }
+
       include_examples 'redirects back to followers page'
     end
 
diff --git a/spec/controllers/settings/applications_controller_spec.rb b/spec/controllers/settings/applications_controller_spec.rb
index 35ad4b2e7..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
@@ -32,7 +34,7 @@ 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
 
@@ -73,7 +75,7 @@ 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
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/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/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/imports_controller_spec.rb b/spec/controllers/settings/imports_controller_spec.rb
index e50504cc5..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
diff --git a/spec/controllers/settings/migrations_controller_spec.rb b/spec/controllers/settings/migrations_controller_spec.rb
index 4ce153c9d..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
@@ -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/preferences/notifications_controller_spec.rb b/spec/controllers/settings/preferences/notifications_controller_spec.rb
index a821052ed..66fb8c5eb 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
diff --git a/spec/controllers/settings/preferences/other_controller_spec.rb b/spec/controllers/settings/preferences/other_controller_spec.rb
index dd7f01847..63eeefaf0 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
@@ -23,7 +25,7 @@ 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
diff --git a/spec/controllers/settings/profiles_controller_spec.rb b/spec/controllers/settings/profiles_controller_spec.rb
index fbbca8bb9..e45596b1a 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
@@ -38,7 +40,7 @@ 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
diff --git a/spec/controllers/settings/sessions_controller_spec.rb b/spec/controllers/settings/sessions_controller_spec.rb
index 0e312c5a6..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
@@ -15,7 +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
@@ -24,7 +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/webauthn_credentials_controller_spec.rb b/spec/controllers/settings/two_factor_authentication/webauthn_credentials_controller_spec.rb
index c3156c4e9..f060c3a4b 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
@@ -140,7 +140,7 @@ describe Settings::TwoFactorAuthentication::WebauthnCredentialsController 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
diff --git a/spec/controllers/shares_controller_spec.rb b/spec/controllers/shares_controller_spec.rb
index e365b356e..6d5bb4f8d 100644
--- a/spec/controllers/shares_controller_spec.rb
+++ b/spec/controllers/shares_controller_spec.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 require 'rails_helper'
 
 describe SharesController do
@@ -13,7 +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 347fe4027..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
@@ -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/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 654bad406..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
diff --git a/spec/controllers/well_known/nodeinfo_controller_spec.rb b/spec/controllers/well_known/nodeinfo_controller_spec.rb
index 964a14706..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
@@ -26,8 +28,9 @@ 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(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
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)