diff --git a/railties/lib/rails_generator/generators/components/scaffold/templates/functional_test.rb b/railties/lib/rails_generator/generators/components/scaffold/templates/functional_test.rb
index 2d9d635..5a371b2 100644
--- a/railties/lib/rails_generator/generators/components/scaffold/templates/functional_test.rb
+++ b/railties/lib/rails_generator/generators/components/scaffold/templates/functional_test.rb
@@ -20,6 +20,17 @@ class <%= controller_class_name %>ControllerTest < ActionController::TestCase
     assert_redirected_to <%= file_name %>_path(assigns(:<%= file_name %>))
   end
 
+  # FIXME: Define some validations on <%= class_name %>, then change the post parameters to fail those validations.
+  # FIXME: This test will fail until the post parameters are changed.
+  test "should not create <%= file_name %> with invalid parameters" do
+    assert_no_difference('<%= class_name %>.count') do
+      post :create, :<%= file_name %> => { }
+    end
+
+    assert_response :success
+    assert_template 'new'
+  end
+
   test "should show <%= file_name %>" do
     get :show, :id => <%= table_name %>(:one).id
     assert_response :success
@@ -35,6 +46,14 @@ class <%= controller_class_name %>ControllerTest < ActionController::TestCase
     assert_redirected_to <%= file_name %>_path(assigns(:<%= file_name %>))
   end
 
+  # FIXME: Define some validations on <%= class_name %>, then change the put parameters to fail those validations.
+  # FIXME: This test will fail until the put parameters are changed.
+  test "should not update <%= file_name %> with invalid parameters" do
+    put :update, :id => <%= table_name %>(:one).id, :<%= file_name %> => { }
+    assert_response :success
+    assert_template 'edit'
+  end
+
   test "should destroy <%= file_name %>" do
     assert_difference('<%= class_name %>.count', -1) do
       delete :destroy, :id => <%= table_name %>(:one).id