public async Task SimpleNamedPipes()
{
Func <MemoryStream> memoryStreamFactory = () => new MemoryStream();
string pipeName = Guid.NewGuid().ToString();
using (var clientPipe = new NamedPipeClientStream(".", pipeName, PipeDirection.InOut, PipeOptions.Asynchronous))
using (var serverPipe = new NamedPipeServerStream(pipeName, PipeDirection.InOut, 1, PipeTransmissionMode.Byte, PipeOptions.Asynchronous))
{
Task clientConnectTask = clientPipe.ConnectAsync();
Task serverConnectTask = serverPipe.WaitForConnectionAsync();
Task.WaitAll(clientConnectTask, serverConnectTask);
var webSocketClient = new WebSocketImplementation(Guid.NewGuid(), memoryStreamFactory, clientPipe, TimeSpan.Zero, null, false, true, null);
var webSocketServer = new WebSocketImplementation(Guid.NewGuid(), memoryStreamFactory, serverPipe, TimeSpan.Zero, null, false, false, null);
CancellationTokenSource tokenSource = new CancellationTokenSource();
var clientReceiveTask = Task.Run <string[]>(() => ReceiveClient(webSocketClient, tokenSource.Token));
var serverReceiveTask = Task.Run(() => ReceiveServer(webSocketServer, tokenSource.Token));
ArraySegment <byte> message1 = GetBuffer("Hi");
ArraySegment <byte> message2 = GetBuffer("There");
await webSocketClient.SendAsync(message1, WebSocketMessageType.Binary, true, tokenSource.Token);
await webSocketClient.SendAsync(message2, WebSocketMessageType.Binary, true, tokenSource.Token);
await webSocketClient.CloseAsync(WebSocketCloseStatus.NormalClosure, null, tokenSource.Token);
string[] replies = await clientReceiveTask;
foreach (string reply in replies)
{
Console.WriteLine(reply);
}
}
}
public async Task SimpleSend()
{
Func <MemoryStream> memoryStreamFactory = () => new MemoryStream();
var theInternet = new TheInternet();
var webSocketClient = new WebSocketImplementation(Guid.NewGuid(), memoryStreamFactory, theInternet.ClientNetworkStream, TimeSpan.Zero, null, false, true, null);
var webSocketServer = new WebSocketImplementation(Guid.NewGuid(), memoryStreamFactory, theInternet.ServerNetworkStream, TimeSpan.Zero, null, false, false, null);
CancellationTokenSource tokenSource = new CancellationTokenSource();
var clientReceiveTask = Task.Run <string[]>(() => ReceiveClient(webSocketClient, tokenSource.Token));
var serverReceiveTask = Task.Run(() => ReceiveServer(webSocketServer, tokenSource.Token));
ArraySegment <byte> message1 = GetBuffer("Hi");
ArraySegment <byte> message2 = GetBuffer("There");
await webSocketClient.SendAsync(message1, WebSocketMessageType.Binary, true, tokenSource.Token);
await webSocketClient.SendAsync(message2, WebSocketMessageType.Binary, true, tokenSource.Token);
await webSocketClient.CloseAsync(WebSocketCloseStatus.NormalClosure, null, tokenSource.Token);
string[] replies = await clientReceiveTask;
foreach (string reply in replies)
{
Console.WriteLine(reply);
}
}
public async Task CanCancelSend()
{
Func <MemoryStream> memoryStreamFactory = () => new MemoryStream();
var theInternet = new TheInternet();
var webSocketClient = new WebSocketImplementation(Guid.NewGuid(), memoryStreamFactory, theInternet.ClientNetworkStream, TimeSpan.Zero, null, false, true, null);
CancellationTokenSource tokenSource = new CancellationTokenSource();
ArraySegment <byte> buffer = new ArraySegment <byte>(new byte[10]);
tokenSource.Cancel();
await Assert.ThrowsAnyAsync <OperationCanceledException>(() => webSocketClient.SendAsync(buffer, WebSocketMessageType.Binary, true, tokenSource.Token));
}
public async Task ReceiveBufferTooSmallToFitWebsocketFrameTest()
{
Func <MemoryStream> memoryStreamFactory = () => new MemoryStream();
string pipeName = Guid.NewGuid().ToString();
using (var clientPipe = new NamedPipeClientStream(".", pipeName, PipeDirection.InOut, PipeOptions.Asynchronous))
using (var serverPipe = new NamedPipeServerStream(pipeName, PipeDirection.InOut, 1, PipeTransmissionMode.Byte, PipeOptions.Asynchronous))
{
Task clientConnectTask = clientPipe.ConnectAsync();
Task serverConnectTask = serverPipe.WaitForConnectionAsync();
Task.WaitAll(clientConnectTask, serverConnectTask);
var webSocketClient = new WebSocketImplementation(Guid.NewGuid(), memoryStreamFactory, clientPipe, TimeSpan.Zero, null, false, true, null);
var webSocketServer = new WebSocketImplementation(Guid.NewGuid(), memoryStreamFactory, serverPipe, TimeSpan.Zero, null, false, false, null);
CancellationTokenSource tokenSource = new CancellationTokenSource();
var clientReceiveTask = Task.Run <string[]>(() => ReceiveClient(webSocketClient, tokenSource.Token));
// here we use a server with a buffer size of 10 which is smaller than the websocket frame
var serverReceiveTask = Task.Run(() => ReceiveServer(webSocketServer, 10, tokenSource.Token));
ArraySegment <byte> message1 = GetBuffer("This is a test message");
await webSocketClient.SendAsync(message1, WebSocketMessageType.Binary, true, tokenSource.Token);
await webSocketClient.CloseAsync(WebSocketCloseStatus.NormalClosure, null, tokenSource.Token);
await serverReceiveTask;
string[] replies = await clientReceiveTask;
foreach (string reply in replies)
{
Console.WriteLine(reply);
}
Assert.Equal(3, replies.Length);
Assert.Equal("Server: This is ", replies[0]);
Assert.Equal("Server: a test m", replies[1]);
Assert.Equal("Server: essage", replies[2]);
}
}
