LibTest/html/Event/Event_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.

// @dart = 2.9

/// @assertion Event(String type, {bool canBubble: true, bool cancelable: true})
/// @description Checks that event of custom type can be constructed and that
/// canBubble and cancelable are true by default.

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

main() {
  var ev = new Event('whatever');
  var body = document.body;
  var div = new DivElement();
  body.append(div);

  asyncStart();
  // wait for bubbling
  body.on['whatever'].listen((e) {
    Expect.isTrue(e.cancelable);
    asyncEnd();
  });

  div.dispatchEvent(ev); // initiate on inner div
}