| /* |
| * Copyright (c) 2014, the Dart project authors. Please see the AUTHORS file |
| * for details. All rights reserved. Use of this source code is governed by a |
| * BSD-style license that can be found in the LICENSE file. |
| */ |
| /** |
| * @description Appending an ancestor to a shadow tree should throw an exception |
| */ |
| import "dart:html"; |
| import "../../../testcommon.dart"; |
| |
| main() { |
| document.body.setInnerHtml(''' |
| <div id=container> |
| <div> |
| <span></span> |
| </div> |
| </div> |
| <div>PASS</div> |
| ''', treeSanitizer: new NullTreeSanitizer()); |
| |
| var container = document.getElementById('container'); |
| var span = container.querySelector('span'); |
| var shadow = span.createShadowRoot(); |
| var shadowDiv = shadow.append(document.createElement('div')); |
| shouldThrow(() => shadowDiv.append(container)); |
| } |