public void CancellationCancelsReadTasks()
{
var sut = new BufferedChannel <int>(0);
var task1 = sut.TryReadSafeAsync();
var task2 = sut.TryReadSafeAsync();
sut.Terminate();
task1.Result.HasValue.ShouldBeFalse();
task2.Result.HasValue.ShouldBeFalse();
}
public void FailCancelsReadTasks()
{
var sut = new BufferedChannel <int>(0);
var task1 = sut.TryReadSafeAsync();
var task2 = sut.TryReadSafeAsync();
sut.Terminate(new InvalidOperationException());
task1.Result.HasValue.ShouldBeFalse();
task2.Result.HasValue.ShouldBeFalse();
}
public void ResetCancelsReadTasks()
{
var sut = new BufferedChannel <int>(0);
var readTask1 = sut.TryReadSafeAsync();
var readTask2 = sut.TryReadSafeAsync();
sut.Reset();
readTask1.Result.HasValue.ShouldBeFalse();
readTask2.Result.HasValue.ShouldBeFalse();
}
public void FailCompletesChannelEvenIfBufferIsNotEmpty()
{
var sut = new BufferedChannel <int>(2);
sut.TryWriteSafe(1);
sut.TryWriteSafe(2);
sut.Terminate(new InvalidOperationException());
sut.Completion.IsCompleted.ShouldBe(false);
sut.TryReadSafe(out int _).ShouldBe(true);
sut.TryReadSafe(out int _).ShouldBe(true);
var result = Should.CompleteIn(() => sut.TryReadSafeAsync().AsTask(), TimeSpan.FromSeconds(1));
result.HasValue.ShouldBeFalse();
sut.Completion.IsFaulted.ShouldBeTrue();
}
public void CancellationCompletesChannel()
{
var sut = new BufferedChannel <int>(2);
sut.TryWriteSafe(1);
sut.TryWriteSafe(2);
sut.Terminate();
sut.Completion.IsCompleted.ShouldBe(false);
sut.TryReadSafe(out int _).ShouldBe(true);
sut.TryReadSafe(out int _).ShouldBe(true);
var result = sut.TryReadSafeAsync().ShouldCompleteIn(Timeout1Sec);
result.HasValue.ShouldBeFalse();
sut.Completion.IsCanceled.ShouldBeTrue();
}