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using System;
using System.Collections;
using System.Threading;
using System.Net;
using System.Net.Sockets;
using NUnit.Framework;
namespace MonoTests.System.Net.Sockets
{
[TestFixture]
public class SocketConnectAsyncTest
{
Socket serverSocket;
Socket clientSocket;
SocketAsyncEventArgs clientSocketAsyncArgs;
ManualResetEvent readyEvent;
ManualResetEvent mainEvent;
Exception error;
[TestFixtureSetUp]
public void SetUp ()
{
readyEvent = new ManualResetEvent (false);
mainEvent = new ManualResetEvent (false);
}
[TestFixtureTearDown]
public void TearDown ()
{
readyEvent.Close ();
mainEvent.Close ();
}
void StartServer()
{
readyEvent.Reset();
mainEvent.Reset();
ThreadPool.QueueUserWorkItem (_ => DoWork ());
readyEvent.WaitOne ();
}
void StopServer()
{
if (serverSocket != null)
serverSocket.Close ();
}
void DoWork ()
{
serverSocket = new Socket (
AddressFamily.InterNetwork, SocketType.Stream, ProtocolType.Tcp);
serverSocket.Bind (new IPEndPoint (IPAddress.Loopback, 0));
serverSocket.Listen (1);
var async = new SocketAsyncEventArgs ();
async.Completed += (s,e) => OnAccepted (e);
readyEvent.Set ();
if (!serverSocket.AcceptAsync (async))
OnAccepted (async);
}
void OnAccepted (SocketAsyncEventArgs e)
{
var acceptSocket = e.AcceptSocket;
mainEvent.Set ();
}
[Test]
[Category("NotWorking")]
public void Connect ()
{
StartServer();
EndPoint serverEndpoint = serverSocket.LocalEndPoint;
var m = new ManualResetEvent (false);
var e = new SocketAsyncEventArgs ();
clientSocket = new Socket (
AddressFamily.InterNetwork, SocketType.Stream, ProtocolType.Tcp);
clientSocketAsyncArgs = new SocketAsyncEventArgs();
clientSocketAsyncArgs.RemoteEndPoint = serverEndpoint;
clientSocketAsyncArgs.Completed += (s,o) => {
if (o.SocketError != SocketError.Success)
error = new SocketException ((int)o.SocketError);
m.Set ();
};
bool res = clientSocket.ConnectAsync(clientSocketAsyncArgs);
if (res) {
if (!m.WaitOne (1500))
throw new TimeoutException ();
}
if (!mainEvent.WaitOne (1500))
throw new TimeoutException ();
if (error != null)
throw error;
m.Reset ();
mainEvent.Reset ();
StopServer();
// Try again to non-listening endpoint, expect error
error = null;
clientSocket = new Socket (
AddressFamily.InterNetwork, SocketType.Stream, ProtocolType.Tcp);
clientSocketAsyncArgs = new SocketAsyncEventArgs ();
clientSocketAsyncArgs.RemoteEndPoint = serverEndpoint;
clientSocketAsyncArgs.Completed += (s,o) => {
if (o.SocketError != SocketError.Success)
error = new SocketException ((int)o.SocketError);
m.Set ();
};
res = clientSocket.ConnectAsync (clientSocketAsyncArgs);
if (res) {
if (!m.WaitOne (1500))
throw new TimeoutException ();
}
Assert.IsTrue (error != null, "Connect - no error");
SocketException socketException = (SocketException)error;
Assert.IsTrue(socketException.ErrorCode == (int)SocketError.ConnectionRefused);
m.Reset ();
mainEvent.Reset ();
}
}
}
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