LayoutTests/fast/dom/Node/contains-method_t01.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.
 */
/**
 * @description This test checks behavior of Node.contains
 */
import "dart:html";
import "../../../../Utils/expect.dart";
import "../../../testcommon.dart";

main() {
  document.body.setInnerHtml('''
    <div id="test1">[test1 <span id="test2">[test 2]</span>]</div>
    ''', treeSanitizer: new NullTreeSanitizer());

  var test1 = document.getElementById('test1');
  var test1TextChild = document.getElementById('test1').firstChild;
  var test2 = document.getElementById('test2');

  shouldBeTrue(test1.contains(test2));
  shouldBeTrue(test1.contains(test1TextChild));
  shouldBeTrue(document.contains(test1));
  shouldBeTrue(document.contains(test1TextChild));
  shouldBeTrue(document.contains(document));
  shouldBeTrue(test1.contains(test1));
  shouldBeTrue(test1TextChild.contains(test1TextChild));
  shouldBeFalse(test1.contains(null));

  var iframe = document.createElement("iframe");

  shouldBeFalse(document.contains(iframe));  // Not in document
  shouldBeTrue(iframe.contains(iframe));

  document.body.append(iframe);
  debug('iframe is now in document');
  shouldBeTrue(document.contains(iframe));

  /* NA to dart
  var iframeDoc = iframe.contentDocument;
  var iframeBody = iframeDoc.body;

  shouldBeFalse(document.contains(iframeDoc));
  shouldBeTrue(iframeDoc.contains(iframeBody));
  shouldBeFalse(document.contains(iframeBody));
  */
}