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

   1 // System.Net.Sockets.TcpClientTest.cs\r
   2 //\r
   3 // Author:\r
   4 //    Phillip Pearson (pp@myelin.co.nz)\r
   5 //\r
   6 // Copyright (C) 2001, Phillip Pearson\r
   7 //    http://www.myelin.co.nz\r
   8 //\r
   9 \r
  10 using System;\r
  11 using System.Net;\r
  12 using System.Net.Sockets;\r
  13 using NUnit.Framework;\r
  14 \r
  15 namespace MonoTests.System.Net.Sockets {\r
  16 \r
  17         /// <summary>\r
  18         /// Tests System.Net.Sockets.TcpClient\r
  19         /// </summary>\r
  20         public class TcpClientTest : TestCase {\r
  21                 \r
  22                 public TcpClientTest(string name) : base(name) {}\r
  23                 \r
  24                 public static ITest Suite {\r
  25                         get {\r
  26                                 return new TestSuite(typeof (TcpClientTest));\r
  27                         }\r
  28                 }\r
  29 \r
  30                 /// <summary>\r
  31                 /// Tests the TcpClient object\r
  32                 /// (from System.Net.Sockets)\r
  33                 /// </summary>\r
  34                 public void test_TcpClient()\r
  35                 {\r
  36                         // set up a listening Socket\r
  37                         Socket lSock = new Socket(AddressFamily.InterNetwork,\r
  38                                 SocketType.Stream, ProtocolType.Tcp);\r
  39                         \r
  40                         lSock.Bind(new IPEndPoint(IPAddress.Any, 1234));\r
  41                         lSock.Listen(-1);\r
  42 \r
  43 \r
  44                         // connect to it with a TcpClient\r
  45                         TcpClient outClient = new TcpClient("localhost", 1234);\r
  46                         Socket inSock = lSock.Accept();\r
  47 \r
  48                         \r
  49                         // now try exchanging data\r
  50                         NetworkStream stream = outClient.GetStream();\r
  51 \r
  52                         const int len = 1024;\r
  53                         byte[] outBuf = new Byte[len];\r
  54                         for (int i=0; i<len; i++) \r
  55                         {\r
  56                                 outBuf[i] = (byte)(i % 256);\r
  57                         }\r
  58 \r
  59                         // send it\r
  60                         stream.Write(outBuf,0,len);\r
  61 \r
  62                         // and see if it comes back\r
  63                         byte[] inBuf = new Byte[len];\r
  64                         int ret = inSock.Receive(inBuf, 0, len, 0);\r
  65                         Assert(ret != 0);\r
  66 \r
  67                         for (int i=0; i<len; i++) \r
  68                         {\r
  69                                 Assert(inBuf[i] == outBuf[i]);\r
  70                         }\r
  71                         \r
  72 \r
  73                         // tidy up\r
  74                         inSock.Close();\r
  75                         outClient.Close();\r
  76                         lSock.Close();\r
  77                         \r
  78                 }       \r
  79                 \r
  80         }\r
  81 \r
  82 }\r