1 // System.Net.Sockets.TcpClientTest.cs
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4 // Phillip Pearson (pp@myelin.co.nz)
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5 // Martin Willemoes Hansen (mwh@sysrq.dk)
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7 // (C) Copyright 2001 Phillip Pearson (http://www.myelin.co.nz)
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8 // (C) Copyright 2003 Martin Willemoes Hansen
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13 using System.Net.Sockets;
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14 using NUnit.Framework;
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16 namespace MonoTests.System.Net.Sockets {
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19 /// Tests System.Net.Sockets.TcpClient
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22 public class TcpClientTest {
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25 /// Tests the TcpClient object
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26 /// (from System.Net.Sockets)
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29 public void TcpClient()
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31 // set up a listening Socket
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32 Socket lSock = new Socket(AddressFamily.InterNetwork,
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33 SocketType.Stream, ProtocolType.Tcp);
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35 lSock.Bind(new IPEndPoint(IPAddress.Any, 8765));
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39 // connect to it with a TcpClient
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40 TcpClient outClient = new TcpClient("localhost", 8765);
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41 Socket inSock = lSock.Accept();
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44 // now try exchanging data
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45 NetworkStream stream = outClient.GetStream();
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47 const int len = 1024;
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48 byte[] outBuf = new Byte[len];
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49 for (int i=0; i<len; i++)
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51 outBuf[i] = (byte)(i % 256);
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55 stream.Write(outBuf,0,len);
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57 // and see if it comes back
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58 byte[] inBuf = new Byte[len];
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59 int ret = inSock.Receive(inBuf, 0, len, 0);
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60 Assertion.Assert(ret != 0);
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62 for (int i=0; i<len; i++)
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64 Assertion.Assert(inBuf[i] == outBuf[i]);
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75 [Test] // bub #81105
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76 public void CloseTest ()
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78 IPEndPoint localEP = new IPEndPoint (IPAddress.Loopback, 8765);
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79 using (SocketResponder sr = new SocketResponder (localEP, new SocketRequestHandler (CloseRequestHandler))) {
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82 TcpClient tcpClient = new TcpClient (IPAddress.Loopback.ToString (), 8765);
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83 NetworkStream ns = tcpClient.GetStream ();
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84 Assert.IsNotNull (ns, "#A1");
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86 Assert.AreEqual (0, tcpClient.Available, "#A2");
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87 Assert.IsTrue (tcpClient.Connected, "#A3");
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88 // Assert.IsFalse (tcpClient.ExclusiveAddressUse, "#A4");
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92 Assert.IsNotNull (tcpClient.Client, "#A5");
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94 int available = tcpClient.Available;
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95 Assert.Fail ("#A6: " + available);
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96 } catch (ObjectDisposedException) {
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98 Assert.IsFalse (tcpClient.Connected, "#A7");
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99 // not supported on linux
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102 bool exclusive = tcpClient.ExclusiveAddressUse;
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103 Assert.Fail ("#A8: " + exclusive);
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104 } catch (ObjectDisposedException) {
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110 using (SocketResponder sr = new SocketResponder (localEP, new SocketRequestHandler (CloseRequestHandler))) {
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113 TcpClient tcpClient = new TcpClient (IPAddress.Loopback.ToString (), 8765);
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115 Assert.AreEqual (0, tcpClient.Available, "#B1");
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116 Assert.IsTrue (tcpClient.Connected, "#B2");
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117 // Assert.IsFalse (tcpClient.ExclusiveAddressUse, "#B3");
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119 tcpClient.Close ();
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121 Assert.IsNull (tcpClient.Client, "#B4");
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123 int available = tcpClient.Available;
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124 Assert.Fail ("#B5: " + available);
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125 } catch (NullReferenceException) {
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128 bool connected = tcpClient.Connected;
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129 Assert.Fail ("#B6: " + connected);
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130 } catch (NullReferenceException) {
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132 // not supported on linux
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135 bool exclusive = tcpClient.ExclusiveAddressUse;
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136 Assert.Fail ("#B7: " + exclusive);
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137 } catch (NullReferenceException) {
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144 byte [] CloseRequestHandler (Socket socket)
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146 return new byte [0];
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151 [ExpectedException (typeof(ArgumentNullException))]
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152 public void ConnectMultiNull ()
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154 TcpClient client = new TcpClient ();
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155 IPAddress[] ipAddresses = null;
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157 client.Connect (ipAddresses, 1234);
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161 public void ConnectMultiAny ()
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163 TcpClient client = new TcpClient ();
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164 IPAddress[] ipAddresses = new IPAddress[1];
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166 ipAddresses[0] = IPAddress.Any;
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169 client.Connect (ipAddresses, 1234);
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170 Assert.Fail ("ConnectMultiAny #1");
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171 } catch (SocketException ex) {
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172 Assertion.AssertEquals ("ConnectMultiAny #2",
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173 10049, ex.ErrorCode);
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175 Assert.Fail ("ConnectMultiAny #3");
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180 public void ConnectMultiRefused ()
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182 TcpClient client = new TcpClient ();
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183 IPAddress[] ipAddresses = new IPAddress[1];
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185 ipAddresses[0] = IPAddress.Loopback;
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188 client.Connect (ipAddresses, 1234);
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189 Assert.Fail ("ConnectMultiRefused #1");
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190 } catch (SocketException ex) {
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191 Assertion.AssertEquals ("ConnectMultiRefused #2", 10061, ex.ErrorCode);
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193 Assert.Fail ("ConnectMultiRefused #3");
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