LibTest/html/IFrameElement/dataset_A01_t02.dart

// 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 Map<String, String> dataset
 * Allows access to all custom data attributes (data-*) set on this element.
 * Any keys from markup will be converted to camel-cased keys in the map.
 * @description Checks that change to dataset map is reflected in the element
 */
import "dart:html";
import "../../../Utils/expect.dart";
import "../testcommon.dart";

main() {
  IFrameElement x = new Element.html('<iframe data-foo-bar="1"></iframe>',
      treeSanitizer: new NullTreeSanitizer()) as IFrameElement;

  x.dataset['fooBar'] = 'one';
  x.dataset['fooBarBaz'] = 'two';

  Expect.mapEquals(
      {'data-foo-bar': 'one', 'data-foo-bar-baz': 'two'}, x.attributes);
}