added test for check for value method instead of an attribute
added test for check for value method instead of an attribute

psieg/babelsberg-js,babelsberg/babelsberg-js,fniephaus/babelsberg-js,fniephaus/babelsberg-js,fniephaus/babelsberg-js,babelsberg/babelsberg-js,psieg/babelsberg-js,psieg/babelsberg-js,psieg/babelsberg-js,fniephaus/babelsberg-js,babelsberg/babelsberg-js,babelsberg/babelsberg-js