3 files changed, 29 insertions, 24 deletions
diff --git a/railties/lib/rails/generators/test_unit/scaffold/scaffold_generator.rb b/railties/lib/rails/generators/test_unit/scaffold/scaffold_generator.rb
index 0171da7cc7..8840a86d0d 100644
--- a/railties/lib/rails/generators/test_unit/scaffold/scaffold_generator.rb
+++ b/railties/lib/rails/generators/test_unit/scaffold/scaffold_generator.rb
@@ -1,5 +1,5 @@
-require 'rails/generators/test_unit'
-require 'rails/generators/resource_helpers'
+require "rails/generators/test_unit"
+require "rails/generators/resource_helpers"
 
 module TestUnit # :nodoc:
   module Generators # :nodoc:
@@ -39,7 +39,7 @@ module TestUnit # :nodoc:
             else
               "#{name}: @#{singular_table_name}.#{name}"
             end
-          end.sort.join(', ')
+          end.sort.join(", ")
         end
     end
   end
diff --git a/railties/lib/rails/generators/test_unit/scaffold/templates/api_functional_test.rb b/railties/lib/rails/generators/test_unit/scaffold/templates/api_functional_test.rb
index 896b38bc8f..c469c188e6 100644
--- a/railties/lib/rails/generators/test_unit/scaffold/templates/api_functional_test.rb
+++ b/railties/lib/rails/generators/test_unit/scaffold/templates/api_functional_test.rb
@@ -1,37 +1,41 @@
 require 'test_helper'
 
 <% module_namespacing do -%>
-class <%= controller_class_name %>ControllerTest < ActionController::TestCase
+class <%= controller_class_name %>ControllerTest < ActionDispatch::IntegrationTest
+  <%- if mountable_engine? -%>
+  include Engine.routes.url_helpers
+
+  <%- end -%>
   setup do
-    @<%= singular_table_name %> = <%= table_name %>(:one)
+    @<%= singular_table_name %> = <%= fixture_name %>(:one)
   end
 
   test "should get index" do
-    get :index
+    get <%= index_helper %>_url, as: :json
     assert_response :success
   end
 
   test "should create <%= singular_table_name %>" do
     assert_difference('<%= class_name %>.count') do
-      post :create, params: { <%= "#{singular_table_name}: { #{attributes_hash} }" %> }
+      post <%= index_helper %>_url, params: { <%= "#{singular_table_name}: { #{attributes_hash} }" %> }, as: :json
     end
 
     assert_response 201
   end
 
   test "should show <%= singular_table_name %>" do
-    get :show, params: { id: <%= "@#{singular_table_name}" %> }
+    get <%= show_helper %>, as: :json
     assert_response :success
   end
 
   test "should update <%= singular_table_name %>" do
-    patch :update, params: { id: <%= "@#{singular_table_name}" %>, <%= "#{singular_table_name}: { #{attributes_hash} }" %> }
+    patch <%= show_helper %>, params: { <%= "#{singular_table_name}: { #{attributes_hash} }" %> }, as: :json
     assert_response 200
   end
 
   test "should destroy <%= singular_table_name %>" do
     assert_difference('<%= class_name %>.count', -1) do
-      delete :destroy, params: { id: <%= "@#{singular_table_name}" %> }
+      delete <%= show_helper %>, as: :json
     end
 
     assert_response 204
diff --git a/railties/lib/rails/generators/test_unit/scaffold/templates/functional_test.rb b/railties/lib/rails/generators/test_unit/scaffold/templates/functional_test.rb
index 50b98b2631..c33375b7b4 100644
--- a/railties/lib/rails/generators/test_unit/scaffold/templates/functional_test.rb
+++ b/railties/lib/rails/generators/test_unit/scaffold/templates/functional_test.rb
@@ -1,53 +1,54 @@
 require 'test_helper'
 
 <% module_namespacing do -%>
-class <%= controller_class_name %>ControllerTest < ActionController::TestCase
+class <%= controller_class_name %>ControllerTest < ActionDispatch::IntegrationTest
+  <%- if mountable_engine? -%>
+  include Engine.routes.url_helpers
+
+  <%- end -%>
   setup do
     @<%= singular_table_name %> = <%= fixture_name %>(:one)
-<% if mountable_engine? -%>
-    @routes = Engine.routes
-<% end -%>
   end
 
   test "should get index" do
-    get :index
+    get <%= index_helper %>_url
     assert_response :success
   end
 
   test "should get new" do
-    get :new
+    get <%= new_helper %>
     assert_response :success
   end
 
   test "should create <%= singular_table_name %>" do
     assert_difference('<%= class_name %>.count') do
-      post :create, params: { <%= "#{singular_table_name}: { #{attributes_hash} }" %> }
+      post <%= index_helper %>_url, params: { <%= "#{singular_table_name}: { #{attributes_hash} }" %> }
     end
 
-    assert_redirected_to <%= singular_table_name %>_path(<%= class_name %>.last)
+    assert_redirected_to <%= singular_table_name %>_url(<%= class_name %>.last)
   end
 
   test "should show <%= singular_table_name %>" do
-    get :show, params: { id: <%= "@#{singular_table_name}" %> }
+    get <%= show_helper %>
     assert_response :success
   end
 
   test "should get edit" do
-    get :edit, params: { id: <%= "@#{singular_table_name}" %> }
+    get <%= edit_helper %>
     assert_response :success
   end
 
   test "should update <%= singular_table_name %>" do
-    patch :update, params: { id: <%= "@#{singular_table_name}" %>, <%= "#{singular_table_name}: { #{attributes_hash} }" %> }
-    assert_redirected_to <%= singular_table_name %>_path(<%= "@#{singular_table_name}" %>)
+    patch <%= show_helper %>, params: { <%= "#{singular_table_name}: { #{attributes_hash} }" %> }
+    assert_redirected_to <%= singular_table_name %>_url(<%= "@#{singular_table_name}" %>)
   end
 
   test "should destroy <%= singular_table_name %>" do
     assert_difference('<%= class_name %>.count', -1) do
-      delete :destroy, params: { id: <%= "@#{singular_table_name}" %> }
+      delete <%= show_helper %>
     end
 
-    assert_redirected_to <%= index_helper %>_path
+    assert_redirected_to <%= index_helper %>_url
   end
 end
 <% end -%>