public async Task PauseResumeHashingMode()
{
var pieceHashed = new TaskCompletionSource <object> ();
Manager.PieceHashed += (o, e) => pieceHashed.TrySetResult(null);
var mode = new HashingMode(Manager, DiskManager, ConnectionManager, Settings);
Manager.Mode = mode;
var pausedEvent = Manager.WaitForState(TorrentState.HashingPaused);
mode.Pause();
await pausedEvent.WithTimeout("#pause");
Assert.AreEqual(TorrentState.HashingPaused, mode.State, "#a");
var hashingTask = mode.WaitForHashingToComplete();
await Task.Delay(50);
Assert.IsFalse(pieceHashed.Task.IsCompleted, "#1");
var resumeEvent = Manager.WaitForState(TorrentState.Hashing);
mode.Resume();
await resumeEvent.WithTimeout("#resume");
Assert.AreEqual(pieceHashed.Task, await Task.WhenAny(pieceHashed.Task, Task.Delay(1000)), "#2");
Assert.AreEqual(TorrentState.Hashing, mode.State, "#b");
}
public async Task StopWhileHashing()
{
var mode = new HashingMode(Manager, DiskManager, ConnectionManager, Settings);
Manager.Mode = mode;
mode.Pause();
var hashingTask = mode.WaitForHashingToComplete();
await Manager.StopAsync();
Assert.ThrowsAsync <TaskCanceledException> (() => hashingTask, "#1");
Assert.AreEqual(Manager.State, TorrentState.Stopped, "#2");
}
public void CancelHashing()
{
var mode = new HashingMode(Manager, DiskManager, ConnectionManager, Settings);
Manager.Mode = mode;
mode.Pause();
var hashingTask = mode.WaitForHashingToComplete();
var stoppedMode = new StoppedMode(Manager, DiskManager, ConnectionManager, Settings);
Manager.Mode = stoppedMode;
// Ensure the hashing mode ends and does not throw exceptions.
Assert.ThrowsAsync <TaskCanceledException> (() => hashingTask, "#1");
Assert.AreSame(stoppedMode, Manager.Mode, "#2");
}