Compare rendered mails with correct site title

spec/mailers/user_mailer_spec.rb

@@ -10,14 +10,15 @@ describe UserMailer do
 
     it 'renders confirmation instructions' do
       receiver.update!(locale: nil)
-      expect(mail.body.encoded).to include I18n.t('devise.mailer.confirmation_instructions.title')
+      expect(mail.body.encoded).to include I18n.t('devise.mailer.confirmation_instructions.title', title: Setting.site_title)
       expect(mail.body.encoded).to include 'spec'
       expect(mail.body.encoded).to include Rails.configuration.x.local_domain
     end
 
     include_examples 'localized subject',
                      'devise.mailer.confirmation_instructions.subject',
-                     instance: Rails.configuration.x.local_domain
+                     instance: Rails.configuration.x.local_domain,
+                     title: Setting.site_title
   end
 
   describe 'reconfirmation_instructions' do
@@ -25,12 +26,13 @@ describe UserMailer do
 
     it 'renders reconfirmation instructions' do
       receiver.update!(email: 'new-email@example.com', locale: nil)
-      expect(mail.body.encoded).to include I18n.t('devise.mailer.reconfirmation_instructions.title')
+      expect(mail.body.encoded).to include I18n.t('devise.mailer.reconfirmation_instructions.title', title: Setting.site_title)
       expect(mail.body.encoded).to include 'spec'
       expect(mail.body.encoded).to include Rails.configuration.x.local_domain
       expect(mail.subject).to eq I18n.t('devise.mailer.reconfirmation_instructions.subject',
                                         instance: Rails.configuration.x.local_domain,
-                                        locale: I18n.default_locale)
+                                        locale: I18n.default_locale,
+                                        title: Setting.site_title)
     end
   end
 
@@ -39,12 +41,13 @@ describe UserMailer do
 
     it 'renders reset password instructions' do
       receiver.update!(locale: nil)
-      expect(mail.body.encoded).to include I18n.t('devise.mailer.reset_password_instructions.title')
+      expect(mail.body.encoded).to include I18n.t('devise.mailer.reset_password_instructions.title', title: Setting.site_title)
       expect(mail.body.encoded).to include 'spec'
     end
 
     include_examples 'localized subject',
-                     'devise.mailer.reset_password_instructions.subject'
+                     'devise.mailer.reset_password_instructions.subject',
+                     title: Setting.site_title
   end
 
   describe 'password_change' do
@@ -52,11 +55,12 @@ describe UserMailer do
 
     it 'renders password change notification' do
       receiver.update!(locale: nil)
-      expect(mail.body.encoded).to include I18n.t('devise.mailer.password_change.title')
+      expect(mail.body.encoded).to include I18n.t('devise.mailer.password_change.title', title: Setting.site_title)
     end
 
     include_examples 'localized subject',
-                     'devise.mailer.password_change.subject'
+                     'devise.mailer.password_change.subject',
+                     title: Setting.site_title
   end
 
   describe 'email_changed' do
@@ -64,11 +68,12 @@ describe UserMailer do
 
     it 'renders email change notification' do
       receiver.update!(locale: nil)
-      expect(mail.body.encoded).to include I18n.t('devise.mailer.email_changed.title')
+      expect(mail.body.encoded).to include I18n.t('devise.mailer.email_changed.title', title: Setting.site_title)
     end
 
     include_examples 'localized subject',
-                     'devise.mailer.email_changed.subject'
+                     'devise.mailer.email_changed.subject',
+                     title: Setting.site_title
   end
 
   describe 'warning' do