[Fact]//(timeout = 5000)
public async Task NewOutboundStream()
{
IHttp2FrameStream stream = _frameCodec.NewStream();
Assert.NotNull(stream);
Assert.False(Http2CodecUtil.IsStreamIdValid(stream.Id));
var listenerExecuted = new TaskCompletionSource();
await _channel.WriteAndFlushAsync(new DefaultHttp2HeadersFrame(new DefaultHttp2Headers(), false) { Stream = stream });
Assert.True(Http2CodecUtil.IsStreamIdValid(stream.Id));
var data = Unpooled.Buffer().WriteZero(100);
await _channel.WriteAndFlushAsync(new DefaultHttp2DataFrame(data) { Stream = stream });
}
public void MultipleOutboundStreams()
{
IHttp2StreamChannel childChannel1 = this.NewOutboundStream(new TestChannelInitializer());
Assert.True(childChannel1.Active);
Assert.False(Http2CodecUtil.IsStreamIdValid(childChannel1.Stream.Id));
IHttp2StreamChannel childChannel2 = this.NewOutboundStream(new TestChannelInitializer());
Assert.True(childChannel2.Active);
Assert.False(Http2CodecUtil.IsStreamIdValid(childChannel2.Stream.Id));
IHttp2Headers headers1 = new DefaultHttp2Headers();
IHttp2Headers headers2 = new DefaultHttp2Headers();
// Test that streams can be made active (headers sent) in different order than the corresponding channels
// have been created.
childChannel2.WriteAndFlushAsync(new DefaultHttp2HeadersFrame(headers2));
childChannel1.WriteAndFlushAsync(new DefaultHttp2HeadersFrame(headers1));
IHttp2HeadersFrame headersFrame2 = serverLastInboundHandler.BlockingReadInbound <IHttp2HeadersFrame>();
Assert.NotNull(headersFrame2);
Assert.Equal(3, headersFrame2.Stream.Id);
IHttp2HeadersFrame headersFrame1 = serverLastInboundHandler.BlockingReadInbound <IHttp2HeadersFrame>();
Assert.NotNull(headersFrame1);
Assert.Equal(5, headersFrame1.Stream.Id);
Assert.Equal(3, childChannel2.Stream.Id);
Assert.Equal(5, childChannel1.Stream.Id);
childChannel1.CloseAsync();
childChannel2.CloseAsync();
serverLastInboundHandler.CheckException();
}
public void NewOutboundStreamsShouldBeBuffered()
{
var builder = Http2FrameCodecBuilder.ForServer();
builder.EncoderEnforceMaxConcurrentStreams = true;
SetUp(builder, new Http2Settings().MaxConcurrentStreams(1));
var stream1 = _frameCodec.NewStream();
var stream2 = _frameCodec.NewStream();
var promise1 = _channel.NewPromise();
var promise2 = _channel.NewPromise();
_channel.WriteAndFlushAsync(new DefaultHttp2HeadersFrame(new DefaultHttp2Headers())
{
Stream = stream1
}, promise1);
_channel.WriteAndFlushAsync(new DefaultHttp2HeadersFrame(new DefaultHttp2Headers())
{
Stream = stream2
}, promise2);
Assert.True(Http2CodecUtil.IsStreamIdValid(stream1.Id));
_channel.RunPendingTasks();
Assert.True(Http2CodecUtil.IsStreamIdValid(stream2.Id));
Assert.True(promise1.IsSuccess);
Assert.False(promise2.IsCompleted);
// Increase concurrent streams limit to 2
_frameInboundWriter.WriteInboundSettings(new Http2Settings().MaxConcurrentStreams(2));
_channel.Flush();
Assert.True(promise2.IsSuccess);
}
public void MultipleNewOutboundStreamsShouldBeBuffered()
{
var builder = Http2FrameCodecBuilder.ForServer();
builder.EncoderEnforceMaxConcurrentStreams = true;
// We use a limit of 1 and then increase it step by step.
SetUp(builder, new Http2Settings().MaxConcurrentStreams(1));
IHttp2FrameStream stream1 = _frameCodec.NewStream();
IHttp2FrameStream stream2 = _frameCodec.NewStream();
IHttp2FrameStream stream3 = _frameCodec.NewStream();
IPromise promise1 = _channel.NewPromise();
IPromise promise2 = _channel.NewPromise();
IPromise promise3 = _channel.NewPromise();
_channel.WriteAndFlushAsync(new DefaultHttp2HeadersFrame(new DefaultHttp2Headers())
{
Stream = stream1
}, promise1);
_channel.WriteAndFlushAsync(new DefaultHttp2HeadersFrame(new DefaultHttp2Headers())
{
Stream = stream2
}, promise2);
_channel.WriteAndFlushAsync(new DefaultHttp2HeadersFrame(new DefaultHttp2Headers())
{
Stream = stream3
}, promise3);
Assert.True(Http2CodecUtil.IsStreamIdValid(stream1.Id));
_channel.RunPendingTasks();
Assert.True(Http2CodecUtil.IsStreamIdValid(stream2.Id));
if (promise1.IsCompleted)
{
Assert.True(promise1.Task.IsSuccess());
}
else
{
try
{
promise1.Task.GetAwaiter().GetResult();
}
catch (Exception)
{
Assert.False(true);
}
}
Assert.False(promise2.IsCompleted);
Assert.False(promise3.IsCompleted);
// Increase concurrent streams limit to 2
_frameInboundWriter.WriteInboundSettings(new Http2Settings().MaxConcurrentStreams(2));
_channel.Flush();
// As we increased the limit to 2 we should have also succeed the second frame.
if (promise2.IsCompleted)
{
Assert.True(promise2.Task.IsSuccess());
}
else
{
try
{
promise2.Task.GetAwaiter().GetResult();
}
catch (Exception)
{
Assert.False(true);
}
}
Assert.False(promise3.IsCompleted);
_frameInboundWriter.WriteInboundSettings(new Http2Settings().MaxConcurrentStreams(3));
_channel.Flush();
// With the max streams of 3 all streams should be succeed now.
if (promise3.IsCompleted)
{
Assert.True(promise3.Task.IsSuccess());
}
else
{
try
{
promise3.Task.GetAwaiter().GetResult();
}
catch (Exception)
{
Assert.False(true);
}
}
Assert.False(_channel.FinishAndReleaseAll());
}
