// Copyright (c) 2016, 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 bool operator ==(other)
/// The default behavior for all Objects is to return true if and only if this
/// and other are the same object.
///
/// @description Checks the equality operator.
/// @author ngl@unipro.ru

library equality_operator_A01_t01;
import "dart:async";
import "../../../Utils/expect.dart";

test(EventSink create()) {
  EventSink es1 = create();
  EventSink es2 = create();
  EventSink es3 = es1;

  Expect.isFalse(es1 == es2);
  Expect.isTrue(es1 == es3);
}