only have one TestResponse class

Author: tenderlove

actionpack/lib/action_controller/test_case.rb

@@ -132,9 +132,6 @@ def content_type
     end.new
   end
 
-  class TestResponse < ActionDispatch::TestResponse
-  end
-
   class LiveTestResponse < Live::Response
     # Was the response successful?
     alias_method :success?, :successful?
@@ -535,7 +532,7 @@ def process(action, *args)
       def setup_controller_request_and_response
         @controller = nil unless defined? @controller
 
-        @response_klass = TestResponse
+        @response_klass = ActionDispatch::TestResponse
 
         if klass = self.class.controller_class
           if klass < ActionController::Live

actionpack/test/controller/action_pack_assertions_test.rb

@@ -351,7 +351,7 @@ def test_successful_response_code
 
   def test_response_object
     process :nothing
-    assert_kind_of ActionController::TestResponse, @response
+    assert_kind_of ActionDispatch::TestResponse, @response
   end
 
   def test_render_based_on_parameters