Do not use the attributes hash in the scaffold functional tests

railties/lib/rails/generators/test_unit/scaffold/scaffold_generator.rb

@@ -8,10 +8,31 @@ class ScaffoldGenerator < Base
 
       check_class_collision :suffix => "ControllerTest"
 
+      argument :attributes, :type => :array, :default => [], :banner => "field:type field:type"
+
       def create_test_files
         template 'functional_test.rb',
                  File.join('test/functional', controller_class_path, "#{controller_file_name}_controller_test.rb")
       end
+
+      private
+
+        def resource_attributes
+          key_value singular_table_name, "{ #{attributes_hash} }"
+        end
+
+        def attributes_hash
+          return if accessible_attributes.empty?
+
+          accessible_attributes.map do |a|
+            name = a.name
+            "#{name}: @#{singular_table_name}.#{name}"
+          end.sort.join(', ')
+        end
+
+        def accessible_attributes
+          attributes.reject(&:reference?)
+        end
     end
   end
 end

railties/lib/rails/generators/test_unit/scaffold/templates/functional_test.rb

@@ -19,7 +19,7 @@ class <%= controller_class_name %>ControllerTest < ActionController::TestCase
 
   test "should create <%= singular_table_name %>" do
     assert_difference('<%= class_name %>.count') do
-      post :create, <%= key_value singular_table_name, "@#{singular_table_name}.attributes" %>
+      post :create, <%= resource_attributes %>
     end
 
     assert_redirected_to <%= singular_table_name %>_path(assigns(:<%= singular_table_name %>))
@@ -36,7 +36,7 @@ class <%= controller_class_name %>ControllerTest < ActionController::TestCase
   end
 
   test "should update <%= singular_table_name %>" do
-    put :update, <%= key_value :id, "@#{singular_table_name}" %>, <%= key_value singular_table_name, "@#{singular_table_name}.attributes" %>
+    put :update, <%= key_value :id, "@#{singular_table_name}" %>, <%= resource_attributes %>
     assert_redirected_to <%= singular_table_name %>_path(assigns(:<%= singular_table_name %>))
   end
 

railties/test/generators/scaffold_controller_generator_test.rb

@@ -75,6 +75,19 @@ def test_functional_tests
     assert_file "test/functional/users_controller_test.rb" do |content|
       assert_match(/class UsersControllerTest < ActionController::TestCase/, content)
       assert_match(/test "should get index"/, content)
+      assert_match(/post :create, user: { age: @user.age, name: @user.name }/, content)
+      assert_match(/put :update, id: @user, user: { age: @user.age, name: @user.name }/, content)
+    end
+  end
+
+  def test_functional_tests_without_attributes
+    run_generator ["User"]
+
+    assert_file "test/functional/users_controller_test.rb" do |content|
+      assert_match(/class UsersControllerTest < ActionController::TestCase/, content)
+      assert_match(/test "should get index"/, content)
+      assert_match(/post :create, user: {  }/, content)
+      assert_match(/put :update, id: @user, user: {  }/, content)
     end
   end
 

railties/test/generators/scaffold_generator_test.rb

@@ -62,8 +62,11 @@ def test_scaffold_on_invoke
       end
     end
 
-    assert_file "test/functional/product_lines_controller_test.rb",
-                /class ProductLinesControllerTest < ActionController::TestCase/
+    assert_file "test/functional/product_lines_controller_test.rb" do |test|
+      assert_match(/class ProductLinesControllerTest < ActionController::TestCase/, test)
+      assert_match(/post :create, product_line: { title: @product_line.title }/, test)
+      assert_match(/put :update, id: @product_line, product_line: { title: @product_line.title }/, test)
+    end
 
     # Views
     %w(
@@ -85,6 +88,17 @@ def test_scaffold_on_invoke
     assert_file "app/assets/stylesheets/product_lines.css"
   end
 
+  def test_functional_tests_without_attributes
+    run_generator ["product_line"]
+
+    assert_file "test/functional/product_lines_controller_test.rb" do |content|
+      assert_match(/class ProductLinesControllerTest < ActionController::TestCase/, content)
+      assert_match(/test "should get index"/, content)
+      assert_match(/post :create, product_line: {  }/, content)
+      assert_match(/put :update, id: @product_line, product_line: {  }/, content)
+    end
+  end
+
   def test_scaffold_on_revoke
     run_generator
     run_generator ["product_line"], :behavior => :revoke