library/cropperjs/test/methods/zoom.js


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QUnit.test('methods#zoom', function (assert) {
  var done = assert.async();
  var util = window.Util;
  var image = util.createImage();

  assert.expect(2);

  return new Cropper(image, {
    ready: function () {
      var cropper = this.cropper;
      var canvasData = cropper.getCanvasData();
      var changedCanvasData = cropper.zoom(0.1).getCanvasData();

      assert.ok(changedCanvasData.width > canvasData.width);
      assert.ok(changedCanvasData.height > canvasData.height);

      done();
    }
  });
});