Add mailer suffix to generated files and classes

Following the same naming convention used in
controllers and jobs.

3 files changed, 6 insertions, 6 deletions

diff --git a/railties/lib/rails/generators/test_unit/mailer/mailer_generator.rb b/railties/lib/rails/generators/test_unit/mailer/mailer_generator.rb
index 85dee1a066..ba131da79d 100644
--- a/railties/lib/rails/generators/test_unit/mailer/mailer_generator.rb
+++ b/railties/lib/rails/generators/test_unit/mailer/mailer_generator.rb
@@ -6,15 +6,15 @@ module TestUnit # :nodoc:
       argument :actions, type: :array, default: [], banner: "method method"
 
       def check_class_collision
-        class_collisions "#{class_name}Test", "#{class_name}Preview"
+        class_collisions "#{class_name}MailerTest", "#{class_name}MailerPreview"
       end
 
       def create_test_files
-        template "functional_test.rb", File.join('test/mailers', class_path, "#{file_name}_test.rb")
+        template "functional_test.rb", File.join('test/mailers', class_path, "#{file_name}_mailer_test.rb")
       end
 
       def create_preview_files
-        template "preview.rb", File.join('test/mailers/previews', class_path, "#{file_name}_preview.rb")
+        template "preview.rb", File.join('test/mailers/previews', class_path, "#{file_name}_mailer_preview.rb")
       end
     end
   end
diff --git a/railties/lib/rails/generators/test_unit/mailer/templates/functional_test.rb b/railties/lib/rails/generators/test_unit/mailer/templates/functional_test.rb
index 7e204105a3..3cee517db3 100644
--- a/railties/lib/rails/generators/test_unit/mailer/templates/functional_test.rb
+++ b/railties/lib/rails/generators/test_unit/mailer/templates/functional_test.rb
@@ -1,7 +1,7 @@
 require 'test_helper'
 
 <% module_namespacing do -%>
-class <%= class_name %>Test < ActionMailer::TestCase
+class <%= class_name %>MailerTest < ActionMailer::TestCase
 <% actions.each do |action| -%>
   test "<%= action %>" do
     mail = <%= class_name %>.<%= action %>
diff --git a/railties/lib/rails/generators/test_unit/mailer/templates/preview.rb b/railties/lib/rails/generators/test_unit/mailer/templates/preview.rb
index 3bfd5426e8..6b85764a66 100644
--- a/railties/lib/rails/generators/test_unit/mailer/templates/preview.rb
+++ b/railties/lib/rails/generators/test_unit/mailer/templates/preview.rb
@@ -1,11 +1,11 @@
 <% module_namespacing do -%>
 # Preview all emails at http://localhost:3000/rails/mailers/<%= file_path %>
-class <%= class_name %>Preview < ActionMailer::Preview
+class <%= class_name %>MailerPreview < ActionMailer::Preview
 <% actions.each do |action| -%>
 
   # Preview this email at http://localhost:3000/rails/mailers/<%= file_path %>/<%= action %>
   def <%= action %>
-    <%= class_name %>.<%= action %>
+    <%= class_name %>Mailer.<%= action %>
   end
 <% end -%>