mono/mcs/class/System/Test/System.Net.Sockets/SocketTest.cs

// System.Net.Sockets.SocketTest.cs
//
// Authors:
//    Brad Fitzpatrick ([email protected])
//
// (C) Copyright 2003 Brad Fitzpatrick
//

using System;
using System.Collections;
using System.Net;
using System.Net.Sockets;
using NUnit.Framework;

namespace MonoTests.System.Net.Sockets
{
	[TestFixture]
	public class SocketTest
	{
		// note: also used in SocketCas tests
		public const string BogusAddress = "192.168.244.244";
		public const int BogusPort = 23483;

		[Test]
		[Ignore ("Bug #75154")]
		public void ConnectIPAddressAny ()
		{
			IPEndPoint ep = new IPEndPoint (IPAddress.Any, 0);

			try {
				using (Socket s = new Socket (AddressFamily.InterNetwork, SocketType.Dgram, ProtocolType.Udp)) {
					s.Connect (ep);
					s.Close ();
				}
				Assert.Fail ("#1");
			} catch (SocketException ex) {
				Assert.AreEqual (10049, ex.ErrorCode, "#2");
			}

			try {
				using (Socket s = new Socket (AddressFamily.InterNetwork, SocketType.Stream, ProtocolType.Tcp)) {
					s.Connect (ep);
					s.Close ();
				}
				Assert.Fail ("#3");
			} catch (SocketException ex) {
				Assert.AreEqual (10049, ex.ErrorCode, "#4");
			}
		}

		[Test]
		[Category ("InetAccess")]
		public void EndConnect ()
		{
		    IPAddress ipOne = IPAddress.Parse (BogusAddress);
		    IPEndPoint ipEP = new IPEndPoint (ipOne, BogusPort);
		    Socket sock = new Socket (ipEP.AddressFamily, SocketType.Stream, ProtocolType.Tcp);
		    IAsyncResult ar = sock.BeginConnect (ipEP, null, null);
		    bool gotException = false;

		    try {
			sock.EndConnect (ar);  // should raise an exception because connect was bogus
		    } catch {
			gotException = true;
		    }

		    Assertion.AssertEquals ("A01", gotException, true);
		}

		[Test]
		[ExpectedException (typeof (ArgumentNullException))]
		public void SelectEmpty ()
		{
			ArrayList list = new ArrayList ();
			Socket.Select (list, list, list, 1000);
		}
		
		private bool BlockingConnect (bool block)
		{
			IPEndPoint ep = new IPEndPoint(IPAddress.Loopback, 1234);
			Socket server = new Socket(AddressFamily.InterNetwork,
						   SocketType.Stream,
						   ProtocolType.Tcp);
			server.Bind(ep);
			server.Blocking=block;

			server.Listen(0);

			Socket conn = new Socket (AddressFamily.InterNetwork,
						  SocketType.Stream,
						  ProtocolType.Tcp);
			conn.Connect (ep);

			Socket client = server.Accept();
			bool client_block = client.Blocking;

			client.Close();
			conn.Close();
			server.Close();
			
			return(client_block);
		}

		[Test]
		public void AcceptBlockingStatus()
		{
			bool block;

			block = BlockingConnect(true);
			Assertion.AssertEquals ("BlockingStatus01",
						block, true);

			block = BlockingConnect(false);
			Assertion.AssertEquals ("BlockingStatus02",
						block, false);
		}

		[Test]
#if !NET_2_0
		[ExpectedException (typeof (ArgumentException))]
#endif
		public void SetSocketOptionBoolean ()
		{
			IPEndPoint ep = new IPEndPoint (IPAddress.Loopback, 1);
			Socket sock = new Socket (ep.Address.AddressFamily, SocketType.Stream, ProtocolType.Tcp);
			try {
				sock.SetSocketOption (SocketOptionLevel.Socket, SocketOptionName.KeepAlive, true);
			} finally {
				sock.Close ();
			}
		}
	}

}