LibTest/html/Element/clone_A02_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.

/// @assertion Node clone(bool deep)
/// Returns a copy of this node.
/// MDN: Cloning a node copies all of its attributes and their values,
/// including intrinsic (in–line) listeners. 
/// @description Checks that attributes are copied

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

main() {
  var x = new Element.html(
      '<div id="id1" foo="foo1">'
      '<pre id="id2" foo="foo2"></pre>text'
      '</div>',
      treeSanitizer: new NullTreeSanitizer());

  Element y = x.clone(false) as Element;
  Expect.mapEquals({'id': 'id1', 'foo': 'foo1'}, y.attributes, 'shallow copy');

  y = x.clone(true) as Element;
  Expect.mapEquals({'id': 'id1', 'foo': 'foo1'}, y.attributes, 'deep copy');

  var pre = y.querySelector('pre');
  Expect.mapEquals(
      {'id': 'id2', 'foo': 'foo2'}, pre?.attributes, 'deep copy, children');
}