public void SipTcpTransport_MultipleChunks() { // Transmit a message to a transport in several chunks to make // sure it can be reassembled properly. TestTransport transport = new TestTransport(); EnhancedSocket sock = null; SipRequest msg; SipRequest recvMsg; byte[] buf; try { transport.Start(new NetworkBinding("127.0.0.1:5311")); sock = new EnhancedSocket(AddressFamily.InterNetwork, SocketType.Stream, ProtocolType.Tcp); sock.Connect("127.0.0.1", 5311); sock.NoDelay = true; msg = new SipRequest(SipMethod.Register, "sip:[email protected]", SipHelper.SIP20); msg.AddHeader(SipHeader.Via, string.Format("SIP/2.0/TCP {0}", transport.LocalEndpoint)); msg.AddHeader("Count", "0"); msg.Contents = GetContents(25); buf = msg.ToArray(); for (int i = 0; i < buf.Length; i++) { sock.Send(buf, i, 1, SocketFlags.None); Thread.Sleep(1); } recvMsg = (SipRequest)transport.Receive(); Assert.AreEqual(SipMethod.Register, recvMsg.Method); Assert.AreEqual("sip:[email protected]", recvMsg.Uri); Assert.AreEqual(SipHelper.SIP20, recvMsg.SipVersion); Assert.AreEqual(msg[SipHeader.Via].FullText, recvMsg[SipHeader.Via].FullText); Assert.AreEqual("0", recvMsg["Count"].FullText); CollectionAssert.AreEqual(msg.Contents, recvMsg.Contents); } finally { if (sock != null) { sock.Close(); } transport.Stop(); } }
public void SipTcpTransport_MultipleBuffered() { // Render two messages into a single buffer and transmit them // to a TCP transport in a single send. This will result in // the two messages being processed out of the headerBuf which // is what we want to test here. TestTransport transport = new TestTransport(); EnhancedSocket sock = null; SipRequest msg1, msg2; SipRequest recvMsg; byte[] buf; int cb; try { transport.Start(new NetworkBinding("127.0.0.1:5311")); sock = new EnhancedSocket(AddressFamily.InterNetwork, SocketType.Stream, ProtocolType.Tcp); sock.Connect("127.0.0.1", 5311); msg1 = new SipRequest(SipMethod.Register, "sip:[email protected]", SipHelper.SIP20); msg1.AddHeader(SipHeader.Via, string.Format("SIP/2.0/TCP {0}", transport.LocalEndpoint)); msg1.AddHeader("Count", "0"); msg1.Contents = GetContents(0); msg2 = new SipRequest(SipMethod.Register, "sip:[email protected]", SipHelper.SIP20); msg2.AddHeader(SipHeader.Via, string.Format("SIP/2.0/TCP {0}", transport.LocalEndpoint)); msg2.AddHeader("Count", "1"); msg2.Contents = GetContents(0); buf = Helper.Concat(msg1.ToArray(), msg2.ToArray()); cb = sock.Send(buf); Assert.AreEqual(buf.Length, cb); recvMsg = (SipRequest)transport.Receive(); Assert.AreEqual(SipMethod.Register, recvMsg.Method); Assert.AreEqual("sip:[email protected]", recvMsg.Uri); Assert.AreEqual(SipHelper.SIP20, recvMsg.SipVersion); Assert.AreEqual(msg1[SipHeader.Via].FullText, recvMsg[SipHeader.Via].FullText); Assert.AreEqual("0", recvMsg["Count"].FullText); CollectionAssert.AreEqual(msg1.Contents, recvMsg.Contents); recvMsg = (SipRequest)transport.Receive(); Assert.AreEqual(SipMethod.Register, recvMsg.Method); Assert.AreEqual("sip:[email protected]", recvMsg.Uri); Assert.AreEqual(SipHelper.SIP20, recvMsg.SipVersion); Assert.AreEqual(msg2[SipHeader.Via].FullText, recvMsg[SipHeader.Via].FullText); Assert.AreEqual("1", recvMsg["Count"].FullText); CollectionAssert.AreEqual(msg2.Contents, recvMsg.Contents); // Try it again, this time with some data. msg1 = new SipRequest(SipMethod.Register, "sip:[email protected]", SipHelper.SIP20); msg1.AddHeader(SipHeader.Via, string.Format("SIP/2.0/TCP {0}", transport.LocalEndpoint)); msg1.AddHeader("Count", "0"); msg1.Contents = GetContents(10); msg2 = new SipRequest(SipMethod.Register, "sip:[email protected]", SipHelper.SIP20); msg2.AddHeader(SipHeader.Via, string.Format("SIP/2.0/TCP {0}", transport.LocalEndpoint)); msg2.AddHeader("Count", "1"); msg2.Contents = GetContents(20); buf = Helper.Concat(msg1.ToArray(), msg2.ToArray()); cb = sock.Send(buf); Assert.AreEqual(buf.Length, cb); recvMsg = (SipRequest)transport.Receive(); Assert.AreEqual(SipMethod.Register, recvMsg.Method); Assert.AreEqual("sip:[email protected]", recvMsg.Uri); Assert.AreEqual(SipHelper.SIP20, recvMsg.SipVersion); Assert.AreEqual(msg1[SipHeader.Via].FullText, recvMsg[SipHeader.Via].FullText); Assert.AreEqual("0", recvMsg["Count"].FullText); CollectionAssert.AreEqual(msg1.Contents, recvMsg.Contents); recvMsg = (SipRequest)transport.Receive(); Assert.AreEqual(SipMethod.Register, recvMsg.Method); Assert.AreEqual("sip:[email protected]", recvMsg.Uri); Assert.AreEqual(SipHelper.SIP20, recvMsg.SipVersion); Assert.AreEqual(msg2[SipHeader.Via].FullText, recvMsg[SipHeader.Via].FullText); Assert.AreEqual("1", recvMsg["Count"].FullText); CollectionAssert.AreEqual(msg2.Contents, recvMsg.Contents); // Try it one more time, this time adding a leading CRLF msg1 = new SipRequest(SipMethod.Register, "sip:[email protected]", SipHelper.SIP20); msg1.AddHeader(SipHeader.Via, string.Format("SIP/2.0/TCP {0}", transport.LocalEndpoint)); msg1.AddHeader("Count", "0"); msg1.Contents = GetContents(10); msg2 = new SipRequest(SipMethod.Register, "sip:[email protected]", SipHelper.SIP20); msg2.AddHeader(SipHeader.Via, string.Format("SIP/2.0/TCP {0}", transport.LocalEndpoint)); msg2.AddHeader("Count", "1"); msg2.Contents = GetContents(20); buf = Helper.Concat(new byte[] { 0x0D, 0x0A }, msg1.ToArray(), new byte[] { 0x0D, 0x0A }, msg2.ToArray()); cb = sock.Send(buf); Assert.AreEqual(buf.Length, cb); recvMsg = (SipRequest)transport.Receive(); Assert.AreEqual(SipMethod.Register, recvMsg.Method); Assert.AreEqual("sip:[email protected]", recvMsg.Uri); Assert.AreEqual(SipHelper.SIP20, recvMsg.SipVersion); Assert.AreEqual(msg1[SipHeader.Via].FullText, recvMsg[SipHeader.Via].FullText); Assert.AreEqual("0", recvMsg["Count"].FullText); CollectionAssert.AreEqual(msg1.Contents, recvMsg.Contents); recvMsg = (SipRequest)transport.Receive(); Assert.AreEqual(SipMethod.Register, recvMsg.Method); Assert.AreEqual("sip:[email protected]", recvMsg.Uri); Assert.AreEqual(SipHelper.SIP20, recvMsg.SipVersion); Assert.AreEqual(msg2[SipHeader.Via].FullText, recvMsg[SipHeader.Via].FullText); Assert.AreEqual("1", recvMsg["Count"].FullText); CollectionAssert.AreEqual(msg2.Contents, recvMsg.Contents); } finally { if (sock != null) { sock.Close(); } transport.Stop(); } }