docs: function (object, message) {
          YUITest.Assert._increment();
          var count = 0,
              name;
          for (name in object){
              if (object.hasOwnProperty(name)){
                  count++;
              }
          }
  
          if (count !== 0){
              YUITest.Assert.fail(YUITest.Assert._formatMessage(message, "Object owns " + count + " properties but should own none."));
          }
  
      }