Fix `RSpec/AnyInstance` cop (#27810)

.rubocop_todo.yml

@@ -41,23 +41,6 @@ Metrics/CyclomaticComplexity:
 Metrics/PerceivedComplexity:
   Max: 27
 
-RSpec/AnyInstance:
-  Exclude:
-    - 'spec/controllers/activitypub/inboxes_controller_spec.rb'
-    - 'spec/controllers/admin/accounts_controller_spec.rb'
-    - 'spec/controllers/admin/resets_controller_spec.rb'
-    - 'spec/controllers/auth/sessions_controller_spec.rb'
-    - 'spec/controllers/settings/two_factor_authentication/confirmations_controller_spec.rb'
-    - 'spec/controllers/settings/two_factor_authentication/recovery_codes_controller_spec.rb'
-    - 'spec/lib/request_spec.rb'
-    - 'spec/lib/status_filter_spec.rb'
-    - 'spec/models/account_spec.rb'
-    - 'spec/models/setting_spec.rb'
-    - 'spec/services/activitypub/process_collection_service_spec.rb'
-    - 'spec/validators/follow_limit_validator_spec.rb'
-    - 'spec/workers/activitypub/delivery_worker_spec.rb'
-    - 'spec/workers/web/push_notification_worker_spec.rb'
-
 # Configuration parameters: CountAsOne.
 RSpec/ExampleLength:
   Max: 22

spec/controllers/activitypub/inboxes_controller_spec.rb

@@ -58,7 +58,7 @@ RSpec.describe ActivityPub::InboxesController do
 
       before do
         allow(ActivityPub::FollowersSynchronizationWorker).to receive(:perform_async).and_return(nil)
-        allow_any_instance_of(Account).to receive(:local_followers_hash).and_return('somehash')
+        allow(remote_account).to receive(:local_followers_hash).and_return('somehash')
 
         request.headers['Collection-Synchronization'] = synchronization_header
         post :create, body: '{}'

spec/controllers/admin/accounts_controller_spec.rb

@@ -227,7 +227,8 @@ RSpec.describe Admin::AccountsController do
     let(:account) { Fabricate(:account, domain: 'example.com') }
 
     before do
-      allow_any_instance_of(ResolveAccountService).to receive(:call)
+      service = instance_double(ResolveAccountService, call: nil)
+      allow(ResolveAccountService).to receive(:new).and_return(service)
     end
 
     context 'when user is admin' do

spec/controllers/admin/resets_controller_spec.rb

@@ -13,12 +13,20 @@ describe Admin::ResetsController do
 
   describe 'POST #create' do
     it 'redirects to admin accounts page' do
-      expect_any_instance_of(User).to receive(:send_reset_password_instructions) do |value|
+      expect do
-        expect(value.account_id).to eq account.id
-      end
-
         post :create, params: { account_id: account.id }
+      end.to change(Devise.mailer.deliveries, :size).by(2)
 
+      expect(Devise.mailer.deliveries).to have_attributes(
+        first: have_attributes(
+          to: include(account.user.email),
+          subject: I18n.t('devise.mailer.password_change.subject')
+        ),
+        last: have_attributes(
+          to: include(account.user.email),
+          subject: I18n.t('devise.mailer.reset_password_instructions.subject')
+        )
+      )
       expect(response).to redirect_to(admin_account_path(account.id))
     end
   end

spec/controllers/auth/sessions_controller_spec.rb

@@ -126,7 +126,7 @@ RSpec.describe Auth::SessionsController do
         let!(:previous_login) { Fabricate(:login_activity, user: user, ip: previous_ip) }
 
         before do
-          allow_any_instance_of(ActionDispatch::Request).to receive(:remote_ip).and_return(current_ip)
+          allow(controller.request).to receive(:remote_ip).and_return(current_ip)
           user.update(current_sign_in_at: 1.month.ago)
           post :create, params: { user: { email: user.email, password: user.password } }
         end
@@ -279,7 +279,9 @@ RSpec.describe Auth::SessionsController do
 
         context 'when the server has an decryption error' do
           before do
-            allow_any_instance_of(User).to receive(:validate_and_consume_otp!).and_raise(OpenSSL::Cipher::CipherError)
+            allow(user).to receive(:validate_and_consume_otp!).with(user.current_otp).and_raise(OpenSSL::Cipher::CipherError)
+            allow(User).to receive(:find_by).with(id: user.id).and_return(user)
+
             post :create, params: { user: { otp_attempt: user.current_otp } }, session: { attempt_user_id: user.id, attempt_user_updated_at: user.updated_at.to_s }
           end
 

spec/controllers/settings/two_factor_authentication/confirmations_controller_spec.rb

@@ -61,6 +61,7 @@ describe Settings::TwoFactorAuthentication::ConfirmationsController do
           it 'renders page with success' do
             prepare_user_otp_generation
             prepare_user_otp_consumption
+            allow(controller).to receive(:current_user).and_return(user)
 
             expect do
               post :create,
@@ -75,30 +76,28 @@ describe Settings::TwoFactorAuthentication::ConfirmationsController do
           end
 
           def prepare_user_otp_generation
-            expect_any_instance_of(User).to receive(:generate_otp_backup_codes!) do |value|
+            allow(user)
-              expect(value).to eq user
+              .to receive(:generate_otp_backup_codes!)
-              otp_backup_codes
+              .and_return(otp_backup_codes)
-            end
           end
 
           def prepare_user_otp_consumption
-            expect_any_instance_of(User).to receive(:validate_and_consume_otp!) do |value, code, options|
+            options = { otp_secret: 'thisisasecretforthespecofnewview' }
-              expect(value).to eq user
+            allow(user)
-              expect(code).to eq '123456'
+              .to receive(:validate_and_consume_otp!)
-              expect(options).to eq({ otp_secret: 'thisisasecretforthespecofnewview' })
+              .with('123456', options)
-              true
+              .and_return(true)
-            end
           end
         end
 
         describe 'when creation fails' do
           subject do
-            expect_any_instance_of(User).to receive(:validate_and_consume_otp!) do |value, code, options|
+            options = { otp_secret: 'thisisasecretforthespecofnewview' }
-              expect(value).to eq user
+            allow(user)
-              expect(code).to eq '123456'
+              .to receive(:validate_and_consume_otp!)
-              expect(options).to eq({ otp_secret: 'thisisasecretforthespecofnewview' })
+              .with('123456', options)
-              false
+              .and_return(false)
-            end
+            allow(controller).to receive(:current_user).and_return(user)
 
             expect do
               post :create,

spec/controllers/settings/two_factor_authentication/recovery_codes_controller_spec.rb

@@ -9,10 +9,8 @@ describe Settings::TwoFactorAuthentication::RecoveryCodesController do
     it 'updates the codes and shows them on a view when signed in' do
       user = Fabricate(:user)
       otp_backup_codes = user.generate_otp_backup_codes!
-      expect_any_instance_of(User).to receive(:generate_otp_backup_codes!) do |value|
+      allow(user).to receive(:generate_otp_backup_codes!).and_return(otp_backup_codes)
-        expect(value).to eq user
+      allow(controller).to receive(:current_user).and_return(user)
-        otp_backup_codes
-      end
 
       sign_in user, scope: :user
       post :create, session: { challenge_passed_at: Time.now.utc }

spec/lib/request_spec.rb

@@ -64,8 +64,11 @@ describe Request do
       end
 
       it 'closes underlying connection' do
-        expect_any_instance_of(HTTP::Client).to receive(:close)
+        allow(subject.send(:http_client)).to receive(:close)
+
         expect { |block| subject.perform(&block) }.to yield_control
+
+        expect(subject.send(:http_client)).to have_received(:close)
       end
 
       it 'returns response which implements body_with_limit' do

spec/lib/status_filter_spec.rb

@@ -23,7 +23,8 @@ describe StatusFilter do
 
       context 'when status policy does not allow show' do
         it 'filters the status' do
-          allow_any_instance_of(StatusPolicy).to receive(:show?).and_return(false)
+          policy = instance_double(StatusPolicy, show?: false)
+          allow(StatusPolicy).to receive(:new).and_return(policy)
 
           expect(filter).to be_filtered
         end
@@ -74,7 +75,8 @@ describe StatusFilter do
 
       context 'when status policy does not allow show' do
         it 'filters the status' do
-          allow_any_instance_of(StatusPolicy).to receive(:show?).and_return(false)
+          policy = instance_double(StatusPolicy, show?: false)
+          allow(StatusPolicy).to receive(:new).and_return(policy)
 
           expect(filter).to be_filtered
         end

spec/models/account_spec.rb

@@ -209,9 +209,13 @@ RSpec.describe Account do
         expect(account.refresh!).to be_nil
       end
 
-      it 'calls not ResolveAccountService#call' do
+      it 'does not call ResolveAccountService#call' do
-        expect_any_instance_of(ResolveAccountService).to_not receive(:call).with(acct)
+        service = instance_double(ResolveAccountService, call: nil)
+        allow(ResolveAccountService).to receive(:new).and_return(service)
+
         account.refresh!
+
+        expect(service).to_not have_received(:call).with(acct)
       end
     end
 
@@ -219,8 +223,12 @@ RSpec.describe Account do
       let(:domain) { 'example.com' }
 
       it 'calls ResolveAccountService#call' do
-        expect_any_instance_of(ResolveAccountService).to receive(:call).with(acct).once
+        service = instance_double(ResolveAccountService, call: nil)
+        allow(ResolveAccountService).to receive(:new).and_return(service)
+
         account.refresh!
+
+        expect(service).to have_received(:call).with(acct).once
       end
     end
   end

spec/models/setting_spec.rb

@@ -52,7 +52,8 @@ RSpec.describe Setting do
         before do
           allow(RailsSettings::Settings).to receive(:object).with(key).and_return(object)
           allow(described_class).to receive(:default_settings).and_return(default_settings)
-          allow_any_instance_of(Settings::ScopedSettings).to receive(:thing_scoped).and_return(records)
+          settings_double = instance_double(Settings::ScopedSettings, thing_scoped: records)
+          allow(Settings::ScopedSettings).to receive(:new).and_return(settings_double)
           Rails.cache.delete(cache_key)
         end
 
@@ -128,7 +129,8 @@ RSpec.describe Setting do
 
   describe '.all_as_records' do
     before do
-      allow_any_instance_of(Settings::ScopedSettings).to receive(:thing_scoped).and_return(records)
+      settings_double = instance_double(Settings::ScopedSettings, thing_scoped: records)
+      allow(Settings::ScopedSettings).to receive(:new).and_return(settings_double)
       allow(described_class).to receive(:default_settings).and_return(default_settings)
     end
 

spec/services/activitypub/process_collection_service_spec.rb

@@ -76,7 +76,8 @@ RSpec.describe ActivityPub::ProcessCollectionService, type: :service do
       let(:forwarder) { Fabricate(:account, domain: 'example.com', uri: 'http://example.com/other_account') }
 
       it 'does not process payload if no signature exists' do
-        allow_any_instance_of(ActivityPub::LinkedDataSignature).to receive(:verify_actor!).and_return(nil)
+        signature_double = instance_double(ActivityPub::LinkedDataSignature, verify_actor!: nil)
+        allow(ActivityPub::LinkedDataSignature).to receive(:new).and_return(signature_double)
         allow(ActivityPub::Activity).to receive(:factory)
 
         subject.call(json, forwarder)
@@ -87,7 +88,8 @@ RSpec.describe ActivityPub::ProcessCollectionService, type: :service do
       it 'processes payload with actor if valid signature exists' do
         payload['signature'] = { 'type' => 'RsaSignature2017' }
 
-        allow_any_instance_of(ActivityPub::LinkedDataSignature).to receive(:verify_actor!).and_return(actor)
+        signature_double = instance_double(ActivityPub::LinkedDataSignature, verify_actor!: actor)
+        allow(ActivityPub::LinkedDataSignature).to receive(:new).and_return(signature_double)
         allow(ActivityPub::Activity).to receive(:factory).with(instance_of(Hash), actor, instance_of(Hash))
 
         subject.call(json, forwarder)
@@ -98,7 +100,8 @@ RSpec.describe ActivityPub::ProcessCollectionService, type: :service do
       it 'does not process payload if invalid signature exists' do
         payload['signature'] = { 'type' => 'RsaSignature2017' }
 
-        allow_any_instance_of(ActivityPub::LinkedDataSignature).to receive(:verify_actor!).and_return(nil)
+        signature_double = instance_double(ActivityPub::LinkedDataSignature, verify_actor!: nil)
+        allow(ActivityPub::LinkedDataSignature).to receive(:new).and_return(signature_double)
         allow(ActivityPub::Activity).to receive(:factory)
 
         subject.call(json, forwarder)

spec/workers/activitypub/delivery_worker_spec.rb

@@ -11,7 +11,8 @@ describe ActivityPub::DeliveryWorker do
   let(:payload) { 'test' }
 
   before do
-    allow_any_instance_of(Account).to receive(:remote_followers_hash).with('https://example.com/api').and_return('somehash')
+    allow(sender).to receive(:remote_followers_hash).with('https://example.com/api').and_return('somehash')
+    allow(Account).to receive(:find).with(sender.id).and_return(sender)
   end
 
   describe 'perform' do

spec/workers/web/push_notification_worker_spec.rb

@@ -23,8 +23,8 @@ describe Web::PushNotificationWorker do
 
   describe 'perform' do
     before do
-      allow_any_instance_of(subscription.class).to receive(:contact_email).and_return(contact_email)
+      allow(subscription).to receive_messages(contact_email: contact_email, vapid_key: vapid_key)
-      allow_any_instance_of(subscription.class).to receive(:vapid_key).and_return(vapid_key)
+      allow(Web::PushSubscription).to receive(:find).with(subscription.id).and_return(subscription)
       allow(Webpush::Encryption).to receive(:encrypt).and_return(payload)
       allow(JWT).to receive(:encode).and_return('jwt.encoded.payload')