LibTest/async/StreamController/isPaused_A01_t01.dart

/*
 * Copyright (c) 2011, 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 final bool isPaused
 * Whether the subscription would need to buffer events.
 * This is the case if the controller's stream has a listener and it is paused,
 * or if it has not received a listener yet.
 * In that case, the controller is considered paused as well.
 * @description Checks that if the controller's stream has a listener and it is paused,
 * isPaused returns true;
 */

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

main() {
  StreamController controller=new StreamController();
  List events1=new List();
  StreamSubscription ss=controller.stream.listen((event){events1.add(event);});
  ss.pause();
  Expect.isTrue(controller.isPaused);
  
  controller.close();
}