public async Task Copy_DoNothingWhenNoSegments()
{
var segments = new List <byte[]>();
var receivedSegments = new List <byte[]>();
var body = new CachedResponseBody(segments, 0);
var pipe = new Pipe();
using var cts = new CancellationTokenSource(_timeout);
var receiverTask = ReceiveDataAsync(pipe.Reader, receivedSegments, cts.Token);
var copyTask = body.CopyToAsync(pipe.Writer, cts.Token).ContinueWith(_ => pipe.Writer.CompleteAsync());
await Task.WhenAll(receiverTask, copyTask);
Assert.Empty(receivedSegments);
}
static async Task CopyDataAsync(CachedResponseBody body, PipeWriter writer, CancellationToken cancellationToken)
{
await body.CopyToAsync(writer, cancellationToken);
await writer.CompleteAsync();
}
