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added unit test for layer caching

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Eric Rowell
2013-12-29 19:46:53 -08:00
parent 0899cdb1a3
commit c39726101f
2 changed files with 77 additions and 5 deletions
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70
test/unit/Node-test.js
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@@ -3014,6 +3014,76 @@ suite('Node', function() {
assert.equal(layer.getContext().getTrace(), 'clearRect(0,0,578,200);save();transform(1,0,0,1,100,30);beginPath();arc(0,0,30,0,6.283,false);closePath();fillStyle=green;fill();lineWidth=4;strokeStyle=black;stroke();restore();save();transform(1,0,0,1,170,100);beginPath();arc(0,0,30,0,6.283,false);closePath();fillStyle=red;fill();lineWidth=4;strokeStyle=black;stroke();restore();save();transform(1,0,0,1,100,170);beginPath();arc(0,0,30,0,6.283,false);closePath();fillStyle=blue;fill();lineWidth=4;strokeStyle=black;stroke();restore();save();transform(1,0,0,1,30,100);beginPath();arc(0,0,30,0,6.283,false);closePath();fillStyle=yellow;fill();lineWidth=4;strokeStyle=black;stroke();restore();clearRect(0,0,578,200);save();transform(1,0,0,1,100,100);drawImage([object HTMLCanvasElement],0,0);restore();clearRect(0,0,578,200);save();transform(1,0,0,1,100,100);drawImage([object HTMLCanvasElement],0,0);restore();');
showHit(layer);
});
test('cache layer', function(){
var stage = addStage();
var layer = new Kinetic.Layer({
x: 100,
y: 100,
draggable: true
});
var group = new Kinetic.Group();
var top = new Kinetic.Circle({
x: 0,
y: -70,
radius: 30,
fill: 'green',
stroke: 'black',
strokeWidth: 4
});
var right = new Kinetic.Circle({
x: 70,
y: 0,
radius: 30,
fill: 'red',
stroke: 'black',
strokeWidth: 4
});
var bottom = new Kinetic.Circle({
x: 0,
y: 70,
radius: 30,
fill: 'blue',
stroke: 'black',
strokeWidth: 4
});
var left = new Kinetic.Circle({
x: -70,
y: 0,
radius: 30,
fill: 'yellow',
stroke: 'black',
strokeWidth: 4
});
group.add(top).add(right).add(bottom).add(left);
layer.add(group);
stage.add(layer);
assert.equal(layer._cache.canvas, undefined);
layer.cache({
width: 80,
height: 80
});
assert.notEqual(layer._cache.canvas.scene, undefined);
assert.notEqual(layer._cache.canvas.hit, undefined);
layer.draw();
layer.draw();
//console.log(layer.getContext().getTrace());
assert.equal(layer.getContext().getTrace(), 'clearRect(0,0,578,200);save();transform(1,0,0,1,100,30);beginPath();arc(0,0,30,0,6.283,false);closePath();fillStyle=green;fill();lineWidth=4;strokeStyle=black;stroke();restore();save();transform(1,0,0,1,170,100);beginPath();arc(0,0,30,0,6.283,false);closePath();fillStyle=red;fill();lineWidth=4;strokeStyle=black;stroke();restore();save();transform(1,0,0,1,100,170);beginPath();arc(0,0,30,0,6.283,false);closePath();fillStyle=blue;fill();lineWidth=4;strokeStyle=black;stroke();restore();save();transform(1,0,0,1,30,100);beginPath();arc(0,0,30,0,6.283,false);closePath();fillStyle=yellow;fill();lineWidth=4;strokeStyle=black;stroke();restore();clearRect(0,0,578,200);save();transform(1,0,0,1,100,100);drawImage([object HTMLCanvasElement],0,0);restore();clearRect(0,0,578,200);save();transform(1,0,0,1,100,100);drawImage([object HTMLCanvasElement],0,0);restore();');
// make sure that the hit graph is also rendered after caching the layer
assert.equal(layer.hitCanvas.getContext().getTrace(true), 'clearRect();save();transform();beginPath();arc();closePath();save();fillStyle;fill();restore();lineWidth;strokeStyle;stroke();restore();save();transform();beginPath();arc();closePath();save();fillStyle;fill();restore();lineWidth;strokeStyle;stroke();restore();save();transform();beginPath();arc();closePath();save();fillStyle;fill();restore();lineWidth;strokeStyle;stroke();restore();save();transform();beginPath();arc();closePath();save();fillStyle;fill();restore();lineWidth;strokeStyle;stroke();restore();clearRect();clearRect();save();transform();drawImage();restore();clearRect();save();transform();drawImage();restore();');
showHit(layer);
});
});