public void WaitToWriteAsync_Completed_SynchronousResult()
{
using (AnonymousPipeServerStream serverPipe = new AnonymousPipeServerStream(PipeDirection.Out))
{
IWritableChannel <int> writer = Channel.WriteToStream <int>(serverPipe);
AssertSynchronousTrue(writer.WaitToWriteAsync());
writer.Complete();
AssertSynchronousFalse(writer.WaitToWriteAsync());
var cts = new CancellationTokenSource();
cts.Cancel();
AssertSynchronouslyCanceled(writer.WaitToWriteAsync(cts.Token), cts.Token);
}
}
public void WriteToStream_Precancellation()
{
IWritableChannel <int> w = Channel.WriteToStream <int>(new MemoryStream());
var cts = new CancellationTokenSource();
cts.Cancel();
AssertSynchronouslyCanceled(w.WaitToWriteAsync(cts.Token), cts.Token);
AssertSynchronouslyCanceled(w.WriteAsync(42, cts.Token), cts.Token);
}
public async Task TryWrite_AfterComplete()
{
IWritableChannel <int> c = Channel.WriteToStream <int>(new MemoryStream());
Assert.True(c.TryComplete());
Assert.False(c.TryWrite(42));
AssertSynchronousFalse(c.WaitToWriteAsync());
await Assert.ThrowsAnyAsync <InvalidOperationException>(() => c.WriteAsync(42));
Assert.False(c.TryComplete());
}
public override Task <bool> WaitAsync(CancellationToken cancellationToken)
{
return(_channel.WaitToWriteAsync(cancellationToken));
}