LibTest/html/IFrameElement/appendHtml_A01_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.

// @dart = 2.9

/// @assertion void appendHtml(String text)
/// Parses the specified text as HTML and adds the resulting node after the
/// last child of this element.
/// @description Checks that new node will be added after the
/// last child of this element.

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

main() {
  IFrameElement x = new IFrameElement();
  x.appendHtml('text', treeSanitizer: NodeTreeSanitizer.trusted);
  Expect.isTrue(x.firstChild is Text, 'append to empty children list');

  x = new IFrameElement();
  x.appendHtml('<div><div>', treeSanitizer: NodeTreeSanitizer.trusted);
  x.appendHtml('<!--comment-->text', treeSanitizer: NodeTreeSanitizer.trusted);
  document.body.append(x);
  Expect.isTrue(x.firstChild is DivElement, 'div');
  Expect.isTrue(x.firstChild.nextNode is Comment, 'comment');
  Expect.isTrue(x.lastChild is Text, 'text');
}