| // 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 append(Node newChild) |
| * If the node already exists in this document, it will be removed from its |
| * current parent node, then added to this node. |
| * @description Checks that existing node will be removed before append even if |
| * it is not a direct child of this node. |
| */ |
| import "dart:html"; |
| import "../../../Utils/expect.dart"; |
| |
| void check(Node x) { |
| var z = new Element.html('<span><div></div><button></button></span>'); |
| var y = z.querySelector('div'); |
| if (y != null) { |
| Expect.equals(2, z.nodes.length, "2"); |
| |
| x.append(y); |
| Expect.equals(1, z.nodes.length, "1"); |
| Expect.isTrue(z.firstChild is ButtonElement); |
| } else { |
| Expect.fail("div element is null"); |
| } |
| } |
| |
| main() { |
| List<Node> targets = [ |
| new IFrameElement(), |
| new DocumentFragment(), |
| ]; |
| for (Node x in targets) { |
| check(x); |
| } |
| } |