public void TestFlushAfterGatheredFlush()
{
var group = new MultithreadEventLoopGroup(1);
var socket = new Socket(SocketType.Stream, ProtocolType.Tcp);
IChannel sc = null;
try
{
ServerBootstrap sb = new ServerBootstrap();
sb.Group(group)
.Channel <TcpServerSocketChannel>()
.ChildHandler(new ChannelInboundHandlerAdapter0());
sc = sb.BindAsync(new IPEndPoint(IPAddress.Loopback, 0)).GetAwaiter().GetResult();
socket.ConnectAsync(sc.LocalAddress).GetAwaiter().GetResult();
byte[] tempArea = new byte[3];
Span <byte> buf = tempArea;
var totalCount = 0;
do
{
var byteCount = socket.Receive(buf);
if (byteCount < 0)
{
break;
}
totalCount += byteCount;
if (totalCount < 3)
{
buf = buf.Slice(totalCount);
}
} while (totalCount < 3);
Assert.Equal("abc", Encoding.ASCII.GetString(tempArea));
}
finally
{
sc?.CloseAsync().GetAwaiter().GetResult();
SocketEx.SafeClose(socket);
group.ShutdownGracefullyAsync(TimeSpan.FromMilliseconds(100), TimeSpan.FromSeconds(1)).GetAwaiter().GetResult();
}
}
public void TestFlushCloseReentrance()
{
var group = new MultithreadEventLoopGroup(1);
var socket = new Socket(SocketType.Stream, ProtocolType.Tcp);
IChannel sc = null;
try
{
var futures = new BlockingCollection <Task>();
ServerBootstrap sb = new ServerBootstrap();
sb.Group(group)
.Channel <TcpServerSocketChannel>()
.Option(ChannelOption.SoSndbuf, 1024)
.ChildHandler(new ChannelInboundHandlerAdapter1(futures));
sc = sb.BindAsync(new IPEndPoint(IPAddress.Loopback, 0)).GetAwaiter().GetResult();
#if NET452
socket.Connect(sc.LocalAddress);
#else
socket.ConnectAsync(sc.LocalAddress).GetAwaiter().GetResult();
#endif
byte[] tempArea = new byte[8192];
#if NETCOREAPP_2_0_GREATER || NETSTANDARD_2_0_GREATER
Span <byte> buf = tempArea;
#endif
while (true)
{
#if NETCOREAPP_2_0_GREATER || NETSTANDARD_2_0_GREATER
var byteCount = socket.Receive(buf);
#else
var byteCount = socket.Receive(tempArea);
#endif
if (byteCount <= 0)
{
break;
}
// Wait a little bit so that the write attempts are split into multiple flush attempts.
Thread.Sleep(10);
}
SocketEx.SafeClose(socket);
Assert.Equal(3, futures.Count);
var f1 = futures.Take();
var f2 = futures.Take();
var f3 = futures.Take();
Assert.True(f1.IsSuccess());
Assert.True(f1.IsCompleted);
Assert.False(f2.IsSuccess());
Assert.True(f2.IsCompleted);
Assert.IsType <ClosedChannelException>(TaskUtil.Unwrap(f2.Exception));
Assert.False(f3.IsSuccess());
Assert.True(f3.IsCompleted);
Assert.IsType <ClosedChannelException>(TaskUtil.Unwrap(f3.Exception));
}
finally
{
SocketEx.SafeClose(socket);
sc?.CloseAsync().GetAwaiter().GetResult();
group.ShutdownGracefullyAsync(TimeSpan.FromMilliseconds(100), TimeSpan.FromSeconds(1)).GetAwaiter().GetResult();
}
}
protected override void Close(Socket s)
{
SocketEx.SafeClose(s);
}