Appropriate test case subclasses to get assert_tag and assert_deprecated

railties/test/rails_info_controller_test.rb

@@ -25,7 +25,7 @@ def local_request?
   map.connect ':controller/:action/:id'
 end
 
-class Rails::InfoControllerTest < Test::Unit::TestCase
+class Rails::InfoControllerTest < ActionController::TestCase
   def setup
     @controller = Rails::InfoController.new
     @request    = ActionController::TestRequest.new

railties/test/secret_key_generation_test.rb

@@ -22,7 +22,7 @@ def self.configuration
 require 'rails_generator/secret_key_generator'
 require 'rails_generator/generators/applications/app/app_generator'
 
-class SecretKeyGenerationTest < Test::Unit::TestCase
+class SecretKeyGenerationTest < ActiveSupport::TestCase
   SECRET_KEY_MIN_LENGTH = 128
   APP_NAME = "foo"