text: suite('Collection', function(){
    var util;
  
    test('test collection method mapping', function(){
      // Node method
      assert.notEqual(Kinetic.Collection.prototype.on, undefined);
  
      // Layer method
      assert.notEqual(Kinetic.Collection.prototype.getContext, undefined);
  
      // Container method
      assert.notEqual(Kinetic.Collection.prototype.hasChildren, undefined);
  
      // Shape method
      assert.notEqual(Kinetic.Collection.prototype.strokeWidth, undefined);
    });
  
    test('add circle to stage', function(){
      var stage = addStage();
      var layer = new Kinetic.Layer();
      var circle1 = new Kinetic.Circle({
          x: 100,
          y: 100,
          radius: 70,
          fill: 'green',
          stroke: 'black',
          strokeWidth: 4,
          name: 'myCircle',
          draggable: true
      });
  
  
      var circle2 = new Kinetic.Circle({
          x:300,
          y: 100,
          radius: 70,
          fill: 'red',
          stroke: 'black',
          strokeWidth: 4,
          name: 'myCircle',
          draggable: true
      });
  
      
      layer.add(circle1).add(circle2);
      stage.add(layer);
  
      layer.find('Circle').fill('blue').stroke('green');
      layer.draw();
  
      //console.log(layer.getContext().getTrace());
  
      assert.equal(layer.getContext().getTrace(),'clearRect(0,0,578,200);save();transform(1,0,0,1,100,100);beginPath();arc(0,0,70,0,6.283,false);closePath();fillStyle=green;fill();lineWidth=4;strokeStyle=black;stroke();restore();save();transform(1,0,0,1,300,100);beginPath();arc(0,0,70,0,6.283,false);closePath();fillStyle=red;fill();lineWidth=4;strokeStyle=black;stroke();restore();clearRect(0,0,578,200);save();transform(1,0,0,1,100,100);beginPath();arc(0,0,70,0,6.283,false);closePath();fillStyle=blue;fill();lineWidth=4;strokeStyle=green;stroke();restore();save();transform(1,0,0,1,300,100);beginPath();arc(0,0,70,0,6.283,false);closePath();fillStyle=blue;fill();lineWidth=4;strokeStyle=green;stroke();restore();');
  
  
    });
  });