| // 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 void stop() |
| * Stops the [Stopwatch]. |
| * The [elapsedTicks] count stops increasing. |
| * If the [Stopwatch] is currently not running, then calling this method has no |
| * effect. |
| * @description Checks that this method indeed stops the stopwatch. |
| * @author kaigorodov |
| */ |
| import "dart:async"; |
| import "../../../Utils/expect.dart"; |
| |
| Duration delay = durationMs(10); |
| Stopwatch sw = new Stopwatch(); |
| int count = 5; |
| int ticks = -1; |
| |
| main() { |
| sw.start(); |
| asyncStart(); |
| new Timer(delay, proc1); |
| } |
| |
| void proc1() { |
| sw.stop(); |
| ticks = sw.elapsedTicks; |
| new Timer(delay, proc2); |
| } |
| |
| void proc2() { |
| int e1 = sw.elapsedTicks; |
| Expect.equals(ticks, e1); |
| if (count == 0) { |
| asyncEnd(); |
| return; |
| } |
| count--; |
| sw.start(); |
| new Timer(delay, proc1); |
| } |