| // 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 isActive |
| /// Returns whether the timer is still active. |
| /// A non-periodic timer is active if the callback has not been executed, |
| /// and the timer has not been canceled. |
| /// A periodic timer is active if it has not been canceled. |
| /// @description Checks that for periodic timer, isActive is true if timer has |
| /// not been canceled. |
| /// @author ilya |
| |
| import "dart:async"; |
| import "../../../Utils/expect.dart"; |
| |
| check(int delay) { |
| int times = 5; |
| int count = 0; |
| |
| asyncStart(); |
| Timer t = new Timer.periodic(durationInMilliseconds(delay), (Timer timer) { |
| count++; |
| Expect.isTrue(timer.isActive); |
| if (count == times) { |
| timer.cancel(); |
| Expect.isFalse(timer.isActive); |
| asyncEnd(); |
| } |
| }); |
| |
| Expect.isTrue(t.isActive); |
| } |
| |
| main() { |
| check(10); |
| check(1); |
| check(0); |
| check(-1); |
| check(-10); |
| } |