| // 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. |
| |
| /** |
| * @assertion Node insertBefore(Node newChild, Node refChild) |
| * Inserts node into this node directly before refChild. |
| * MDN: If refChild is null, newChild is inserted at the end of the |
| * list of child nodes. |
| * @description Checks expected dom after insert |
| */ |
| import "dart:html"; |
| import "../../../Utils/expect.dart"; |
| |
| main() { |
| var x = new Comment("cool"); |
| document.insertBefore(x, null); |
| Expect.equals(document.lastChild, x, 'insert before null'); |
| } |
