    # File lib/action_controller/assertions/routing_assertions.rb, line 73
          def assert_routing(path, options, defaults={}, extras={}, message=nil)
            assert_recognizes(options, path, extras, message)

            controller, default_controller = options[:controller], defaults[:controller]
            if controller && controller.include?(?/) && default_controller && default_controller.include?(?/)
              options[:controller] = "/#{controller}"
            end

            assert_generates(path, options, defaults, extras, message)
          end