public void StreamException_AfterSendingHeaders_Reset()
{
MemoryStream rawStream = new MemoryStream();
WriteQueue writeQueue = new WriteQueue(rawStream);
HeaderWriter headerWriter = new HeaderWriter(writeQueue);
Task pumpTask = writeQueue.PumpToStreamAsync();
Http2ServerStream stream = new Http2ServerStream(1, new TransportInformation(), CreateEnvironment(), writeQueue, headerWriter, CancellationToken.None);
Task task = stream.Run(env =>
{
new OwinResponse(env).Write("Hello World");
throw new NotImplementedException();
});
Assert.True(task.IsCompleted);
Assert.False(task.IsFaulted);
writeQueue.FlushAsync(Priority.Pri7).Wait();
rawStream.Seek(0, SeekOrigin.Begin);
FrameReader reader = new FrameReader(rawStream, true, CancellationToken.None);
SynReplyFrame reply = (SynReplyFrame)reader.ReadFrameAsync().Result;
var headers = FrameHelpers.DeserializeHeaderBlock(new CompressionProcessor().Decompress(reply.CompressedHeaders));
Assert.Equal(2, headers.Count);
Assert.Equal(":status", headers[0].Key);
Assert.Equal("200 OK", headers[0].Value);
Assert.False(reply.IsFin);
DataFrame data = (DataFrame)reader.ReadFrameAsync().Result;
Assert.Equal("Hello World", FrameHelpers.GetAsciiAt(data.Data));
RstStreamFrame reset = (RstStreamFrame)reader.ReadFrameAsync().Result;
Assert.Equal(ResetStatusCode.InternalError, reset.StatusCode);
}
public void StreamException_BeforeSendingHeaders_500Response()
{
MemoryStream rawStream = new MemoryStream();
WriteQueue writeQueue = new WriteQueue(rawStream);
HeaderWriter headerWriter = new HeaderWriter(writeQueue);
Task pumpTask = writeQueue.PumpToStreamAsync();
Http2ServerStream stream = new Http2ServerStream(1, new TransportInformation(), CreateEnvironment(), writeQueue, headerWriter, CancellationToken.None);
Task task = stream.Run(env => { throw new NotImplementedException(); });
Assert.True(task.IsCompleted);
Assert.False(task.IsFaulted);
writeQueue.FlushAsync(Priority.Pri7).Wait();
rawStream.Seek(0, SeekOrigin.Begin);
FrameReader reader = new FrameReader(rawStream, true, CancellationToken.None);
Frame frame = reader.ReadFrameAsync().Result;
Assert.True(frame.IsControl);
ControlFrame controlFrame = (ControlFrame)frame;
Assert.Equal(ControlFrameType.SynReply, controlFrame.FrameType);
SynReplyFrame reply = (SynReplyFrame)controlFrame;
CompressionProcessor compresser = new CompressionProcessor();
var headers = FrameHelpers.DeserializeHeaderBlock(compresser.Decompress(reply.CompressedHeaders));
Assert.Equal(2, headers.Count);
Assert.Equal(":status", headers[0].Key);
Assert.Equal("500 Internal Server Error", headers[0].Value);
Assert.True(reply.IsFin);
}
public void CancelRequestAfterReceivingFin_ResetSent()
{
MemoryStream rawStream = new MemoryStream();
WriteQueue writeQueue = new WriteQueue(rawStream);
HeaderWriter headerWriter = new HeaderWriter(writeQueue);
Task pumpTask = writeQueue.PumpToStreamAsync();
CancellationTokenSource cts = new CancellationTokenSource();
Http2ClientStream clientStream = new Http2ClientStream(1, Priority.Pri3, writeQueue, headerWriter, cts.Token);
clientStream.StartRequest(GenerateHeaders(), 0, false);
Task<IList<KeyValuePair<string, string>>> responseTask = clientStream.GetResponseAsync();
writeQueue.FlushAsync(Priority.Pri7).Wait();
clientStream.SetReply(GenerateHeaders(), true);
var response = responseTask.Result;
cts.Cancel();
writeQueue.FlushAsync(Priority.Pri7).Wait();
rawStream.Seek(0, SeekOrigin.Begin);
FrameReader reader = new FrameReader(rawStream, true, CancellationToken.None);
SynStreamFrame synFrame = (SynStreamFrame)reader.ReadFrameAsync().Result;
Assert.True(synFrame.IsFin);
// TODO: Should we send a reset after sending and receiving a fin?
// Because the write queue gets purged, we're not positive our fin got sent.
RstStreamFrame rstFrame = (RstStreamFrame)reader.ReadFrameAsync().Result;
Assert.Equal(ResetStatusCode.Cancel, rstFrame.StatusCode);
}
public void CancelRequestAfterSendingHeaders_ResetSent()
{
MemoryStream rawStream = new MemoryStream();
WriteQueue writeQueue = new WriteQueue(rawStream);
HeaderWriter headerWriter = new HeaderWriter(writeQueue);
Task pumpTask = writeQueue.PumpToStreamAsync();
CancellationTokenSource cts = new CancellationTokenSource();
Http2ClientStream clientStream = new Http2ClientStream(1, Priority.Pri3, writeQueue, headerWriter, cts.Token);
clientStream.StartRequest(GenerateHeaders(), 0, false);
Task responseTask = clientStream.GetResponseAsync();
writeQueue.FlushAsync(Priority.Pri7).Wait();
cts.Cancel();
Assert.True(responseTask.IsCanceled);
writeQueue.FlushAsync(Priority.Pri7).Wait();
rawStream.Seek(0, SeekOrigin.Begin);
FrameReader reader = new FrameReader(rawStream, true, CancellationToken.None);
SynStreamFrame synFrame = (SynStreamFrame)reader.ReadFrameAsync().Result;
Assert.True(synFrame.IsFin);
RstStreamFrame rstFrame = (RstStreamFrame)reader.ReadFrameAsync().Result;
Assert.Equal(ResetStatusCode.Cancel, rstFrame.StatusCode);
}
protected Http2BaseStream(int id, WriteQueue writeQueue, HeaderWriter headerWriter, CancellationToken cancel)
{
_id = id;
_writeQueue = writeQueue;
_cancel = cancel;
_headerWriter = headerWriter;
}
public Http2ClientStream(int id, Priority priority, WriteQueue writeQueue, HeaderWriter headerWriter, CancellationToken cancel)
: base(id, writeQueue, headerWriter, cancel)
{
_priority = priority;
_responseTask = new TaskCompletionSource<IList<KeyValuePair<string, string>>>();
_outputStream = new OutputStream(id, _priority, writeQueue);
_cancellation = _cancel.Register(Cancel, this);
}