require 'abstract_unit' class RenderJSTest < ActionController::TestCase class TestController < ActionController::Base protect_from_forgery def self.controller_path 'test' end def greeting # let's just rely on the template end end tests TestController def test_render_with_default_from_accept_header xhr :get, :greeting assert_equal "$(\"body\").visualEffect(\"highlight\");", @response.body end end