// 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 final List<Node> childNodes
/// A list of this node's children.
/// @description Checks that childNodes is not modifiable.

import "dart:html";
import "../../../Utils/expect.dart";

main() {
  IFrameElement x = new IFrameElement();
  Expect.throws(() => x.childNodes.add(new Text('text')));
}