QUnit.test('methods#setCanvasData', function (assert) { var done = assert.async(); var util = window.Util; var image = util.createImage(); assert.expect(6); return new Cropper(image, { ready: function () { var cropper = this.cropper; var canvasData = cropper.getCanvasData(); var changedCanvasData = cropper.setCanvasData({ left: 16, top: 9 }).getCanvasData(); assert.notStrictEqual(changedCanvasData.left, canvasData.left); assert.notStrictEqual(changedCanvasData.top, canvasData.top); assert.strictEqual(changedCanvasData.width, canvasData.width); assert.strictEqual(changedCanvasData.height, canvasData.height); canvasData = cropper.getCanvasData(); changedCanvasData = cropper.setCanvasData({ width: 320, height: 180 }).getCanvasData(); assert.notStrictEqual(changedCanvasData.width, canvasData.width); assert.notStrictEqual(changedCanvasData.height, canvasData.height); done(); } }); });