text: describe('test GraphicsElement', function() {
      'use strict';
  
      it('create and remove GraphicsElement instance', function() {
          var container = new POM.GraphicsElement();
          //TODO: .dispose();
          //TODO: make sure graphic is disposed correctly
      });
  
      it('create and draw graphic', function() {
          var graphic = new POM.GraphicsElement();
          // TODO: add graphic data and draw sth.
          graphic.updateData({});
          // TODO: compare generated image using imagediff
          // TODO: test if returned data equals something correct
          graphic.getData();
      });
  });
  