require File.expand_path '../helper', __FILE__ require 'airbrake/rails/controller_methods' class TestController include Airbrake::Rails::ControllerMethods def current_user nil end end class ControllerMethodsTest < Test::Unit::TestCase context "#airbrake_current_user" do setup do NilClass.class_eval do @@called = false def self.called !! @@called end def id @@called = true end end @controller = TestController.new end should "not call #id on NilClass" do @controller.send(:airbrake_current_user) assert_equal false, NilClass.called end end end