create_dummy_app

# File railties/lib/rails/generators/rails/plugin/plugin_generator.rb, line 334
      def create_dummy_app(path = nil)
        dummy_path(path) if path

        say_status :vendor_app, dummy_path
        mute do
          build(:generate_test_dummy)
          build(:test_dummy_config)
          build(:test_dummy_sprocket_assets) unless skip_sprockets?
          build(:test_dummy_clean)
          # ensure that bin/rails has proper dummy_path
          build(:bin, true)
        end
      end