blob: 475bc9171a50c8c0a071bf8218c466b0b206eed1 [file] [log] [blame]
// Copyright (c) 2012, 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.
library timer_cancel_test;
import 'dart:async';
import 'package:async_helper/async_helper.dart';
import 'package:expect/expect.dart';
final ms = const Duration(milliseconds: 1);
main() {
asyncStart();
return testSimpleTimer()
.then((_) => cancelTimerWithSame())
.then((_) => asyncEnd());
}
Future testSimpleTimer() {
var cancelTimer = new Timer(ms * 1000, unreachable);
cancelTimer.cancel();
var handler = new Completer();
var repeatHandler = new Completer();
new Timer(ms * 1000, () {
cancelTimer.cancel();
handler.complete();
});
cancelTimer = new Timer(ms * 2000, unreachable);
var repeatTimer = 0;
new Timer.periodic(ms * 1500, (Timer timer) {
repeatTimer++;
timer.cancel();
Expect.equals(repeatTimer, 1);
repeatHandler.complete();
});
return handler.future.then((_) => repeatHandler.future);
}
Future cancelTimerWithSame() {
var completer = new Completer();
var t2;
var t1 = new Timer(ms * 0, () {
t2.cancel();
completer.complete();
});
t2 = new Timer(ms * 0, unreachable);
return completer.future;
}
void unreachable() {
Expect.fail("should not be reached");
}