mcs/class/System/Test/System.Net.Sockets/TcpClientTest.cs

   1 // System.Net.Sockets.TcpClientTest.cs\r
   2 //\r
   3 // Authors:\r
   4 //    Phillip Pearson (pp@myelin.co.nz)\r
   5 //    Martin Willemoes Hansen (mwh@sysrq.dk)\r
   6 //\r
   7 // (C) Copyright 2001 Phillip Pearson (http://www.myelin.co.nz)\r
   8 // (C) Copyright 2003 Martin Willemoes Hansen\r
   9 //\r
  10 \r
  11 using System;\r
  12 using System.Net;\r
  13 using System.Net.Sockets;\r
  14 using NUnit.Framework;\r
  15 \r
  16 namespace MonoTests.System.Net.Sockets {\r
  17 \r
  18         /// <summary>\r
  19         /// Tests System.Net.Sockets.TcpClient\r
  20         /// </summary>\r
  21         [TestFixture]\r
  22         public class TcpClientTest {\r
  23                 \r
  24                 /// <summary>\r
  25                 /// Tests the TcpClient object\r
  26                 /// (from System.Net.Sockets)\r
  27                 /// </summary>\r
  28                 [Test]\r
  29                 public void TcpClient()\r
  30                 {\r
  31                         // set up a listening Socket\r
  32                         Socket lSock = new Socket(AddressFamily.InterNetwork,\r
  33                                 SocketType.Stream, ProtocolType.Tcp);\r
  34                         \r
  35                         lSock.Bind(new IPEndPoint(IPAddress.Any, 8765));\r
  36                         lSock.Listen(-1);\r
  37 \r
  38 \r
  39                         // connect to it with a TcpClient\r
  40                         TcpClient outClient = new TcpClient("localhost", 8765);\r
  41                         Socket inSock = lSock.Accept();\r
  42 \r
  43                         \r
  44                         // now try exchanging data\r
  45                         NetworkStream stream = outClient.GetStream();\r
  46 \r
  47                         const int len = 1024;\r
  48                         byte[] outBuf = new Byte[len];\r
  49                         for (int i=0; i<len; i++) \r
  50                         {\r
  51                                 outBuf[i] = (byte)(i % 256);\r
  52                         }\r
  53 \r
  54                         // send it\r
  55                         stream.Write(outBuf,0,len);\r
  56 \r
  57                         // and see if it comes back\r
  58                         byte[] inBuf = new Byte[len];\r
  59                         int ret = inSock.Receive(inBuf, 0, len, 0);\r
  60                         Assertion.Assert(ret != 0);\r
  61 \r
  62                         for (int i=0; i<len; i++) \r
  63                         {\r
  64                                 Assertion.Assert(inBuf[i] == outBuf[i]);\r
  65                         }\r
  66                         \r
  67 \r
  68                         // tidy up\r
  69                         inSock.Close();\r
  70                         outClient.Close();\r
  71                         lSock.Close();\r
  72                         \r
  73                 }       \r
  74                 \r
  75         }\r
  76 \r
  77 }\r