# File lib/action_controller/assertions.rb, line 116
      def assert_recognizes(expected_options, path, extras={}, message=nil)
        path = "/#{path}" unless path[0..0] == '/'
        # Load routes.rb if it hasn't been loaded.
        ActionController::Routing::Routes.reload if ActionController::Routing::Routes.empty? 
      
        # Assume given controller
        request = ActionController::TestRequest.new({}, {}, nil)
        request.path = path
        ActionController::Routing::Routes.recognize!(request)
      
        expected_options = expected_options.clone
        extras.each_key { |key| expected_options.delete key } unless extras.nil?
      
        expected_options.stringify_keys!
        msg = build_message(message, "The recognized options <?> did not match <?>", 
            request.path_parameters, expected_options)
        assert_block(msg) { request.path_parameters == expected_options }
      end