1 // OpenTween - Client of Twitter
2 // Copyright (c) 2022 kim_upsilon (@kim_upsilon) <https://upsilo.net/~upsilon/>
3 // All rights reserved.
5 // This file is part of OpenTween.
7 // This program is free software; you can redistribute it and/or modify it
8 // under the terms of the GNU General public License as published by the Free
9 // Software Foundation; either version 3 of the License, or (at your option)
12 // This program is distributed in the hope that it will be useful, but
13 // WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
14 // or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General public License
17 // You should have received a copy of the GNU General public License along
18 // with this program. If not, see <http://www.gnu.org/licenses/>, or write to
19 // the Free Software Foundation, Inc., 51 Franklin Street - Fifth Floor,
20 // Boston, MA 02110-1301, USA.
23 using System.Collections.Generic;
26 using System.Threading;
27 using System.Threading.Tasks;
32 public class AsyncTimerTest
35 public async Task Change_FiringTest()
37 var tcs = new TaskCompletionSource<bool>();
38 using var timer = new AsyncTimer(() =>
41 return Task.CompletedTask;
44 var dueTime = TimeSpan.FromMilliseconds(15);
45 var period = TimeSpan.FromMilliseconds(100);
46 timer.Change(dueTime, period);
48 var timeout = Task.Delay(1000);
49 Assert.NotEqual(timeout, await Task.WhenAny(tcs.Task, timeout));
53 public void Change_PropertiesTest()
55 using var timer = new AsyncTimer(() => Task.CompletedTask);
57 Assert.Equal(Timeout.InfiniteTimeSpan, timer.DueTime);
58 Assert.Equal(Timeout.InfiniteTimeSpan, timer.Period);
60 var dueTime = TimeSpan.FromMilliseconds(30);
61 var period = TimeSpan.FromMilliseconds(60);
62 timer.Change(dueTime, period);
64 Assert.Equal(dueTime, timer.DueTime);
65 Assert.Equal(period, timer.Period);
69 public async Task UnhandledException_Test()
71 var tcs = new TaskCompletionSource<Exception>();
73 void Handler(object sender, ThreadExceptionEventArgs ev)
74 => tcs.TrySetResult(ev.Exception);
78 AsyncTimer.UnhandledException += Handler;
80 using var timer = new AsyncTimer(() =>
82 throw new ApplicationException();
84 timer.Change(TimeSpan.FromMilliseconds(15), Timeout.InfiniteTimeSpan);
86 var timeout = Task.Delay(1000);
87 Assert.NotEqual(timeout, await Task.WhenAny(tcs.Task, timeout));
89 Assert.IsType<ApplicationException>(await tcs.Task);
93 AsyncTimer.UnhandledException -= Handler;