// 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.

/// @assertion void reset()
/// Resets the elapsed count to zero.
/// This method does not stop or start the Stopwatch.
/// @description Checks that this method resets the elapsed count to zero.
/// @author sgrekhov@unipro.ru

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

Duration delay = durationMs(50);
Stopwatch sw = new Stopwatch();
int e0 = 0;

main() {
  sw.start();
  e0 = sw.elapsedTicks;
  asyncStart();
  new Timer(delay, proc1);
}

void proc1() {
  int e1 = sw.elapsedTicks;
  Expect.isTrue(e1 > e0);
  sw.reset();
  Expect.isTrue(e1 > sw.elapsedTicks);
  asyncEnd();
}
