blob: 168930dccd8336772be950fbcecddf00953e8f79 [file] [log] [blame]
// 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 start()
/// Starts the [Stopwatch].
/// The [elapsed] count is increasing monotonically.
/// If the [Stopwatch] has been stopped, then calling start again restarts it
/// without resetting the elapsed count.
/// If the [Stopwatch] is currently running, then calling start does nothing.
/// @description Checks that calling this method on a stopwatch that wasn't
/// previously running starts it, causing the elapsed count to increase.
/// @author kaigorodov
import "dart:async";
import "../../../Utils/expect.dart";
Duration delay = durationMs(50);
Stopwatch sw = new Stopwatch();
int e0 = 0;
main() {
e0 = sw.elapsedTicks;
new Timer(delay, proc1);
void proc1() {
int e1 = sw.elapsedTicks;
Expect.isTrue(e1 > e0);