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// System.Net.Sockets.TcpClientTest.cs
//
// Authors:
// Phillip Pearson (pp@myelin.co.nz)
// Martin Willemoes Hansen (mwh@sysrq.dk)
//
// (C) Copyright 2001 Phillip Pearson (http://www.myelin.co.nz)
// (C) Copyright 2003 Martin Willemoes Hansen
//
using System;
using System.Net;
using System.Net.Sockets;
using NUnit.Framework;
using MonoTests.Helpers;
namespace MonoTests.System.Net.Sockets
{
/// <summary>
/// Tests System.Net.Sockets.TcpClient
/// </summary>
[TestFixture]
public class TcpClientTest
{
/// <summary>
/// Tests the TcpClient object
/// (from System.Net.Sockets)
/// </summary>
[Test]
public void TcpClient()
{
// set up a listening Socket
Socket lSock = new Socket(AddressFamily.InterNetwork,
SocketType.Stream, ProtocolType.Tcp);
lSock.Bind(new IPEndPoint(IPAddress.Any, 8765));
lSock.Listen(-1);
// connect to it with a TcpClient
TcpClient outClient = new TcpClient("localhost", 8765);
Socket inSock = lSock.Accept();
// now try exchanging data
NetworkStream stream = outClient.GetStream();
const int len = 1024;
byte[] outBuf = new Byte[len];
for (int i=0; i<len; i++)
{
outBuf[i] = (byte)(i % 256);
}
// send it
stream.Write(outBuf,0,len);
// and see if it comes back
byte[] inBuf = new Byte[len];
int ret = inSock.Receive(inBuf, 0, len, 0);
Assert.IsTrue (ret != 0);
for (int i=0; i<len; i++)
{
Assert.IsTrue (inBuf[i] == outBuf[i]);
}
// tidy up
inSock.Close();
outClient.Close();
lSock.Close();
}
[Test] // bug #81105
public void CloseTest ()
{
IPEndPoint localEP = new IPEndPoint (IPAddress.Loopback, 8765);
using (SocketResponder sr = new SocketResponder (localEP, new SocketRequestHandler (CloseRequestHandler))) {
sr.Start ();
TcpClient tcpClient = new TcpClient (IPAddress.Loopback.ToString (), 8765);
NetworkStream ns = tcpClient.GetStream ();
Assert.IsNotNull (ns, "#A1");
Assert.AreEqual (0, tcpClient.Available, "#A2");
Assert.IsTrue (tcpClient.Connected, "#A3");
// Assert.IsFalse (tcpClient.ExclusiveAddressUse, "#A4");
tcpClient.Close ();
Assert.IsNotNull (tcpClient.Client, "#A5");
try {
int available = tcpClient.Available;
Assert.Fail ("#A6: " + available);
} catch (ObjectDisposedException) {
}
Assert.IsFalse (tcpClient.Connected, "#A7");
// not supported on linux
/*
try {
bool exclusive = tcpClient.ExclusiveAddressUse;
Assert.Fail ("#A8: " + exclusive);
} catch (ObjectDisposedException) {
}
*/
}
using (SocketResponder sr = new SocketResponder (localEP, new SocketRequestHandler (CloseRequestHandler))) {
sr.Start ();
TcpClient tcpClient = new TcpClient (IPAddress.Loopback.ToString (), 8765);
Assert.AreEqual (0, tcpClient.Available, "#B1");
Assert.IsTrue (tcpClient.Connected, "#B2");
// Assert.IsFalse (tcpClient.ExclusiveAddressUse, "#B3");
tcpClient.Close ();
Assert.IsNull (tcpClient.Client, "#B4");
try {
int available = tcpClient.Available;
Assert.Fail ("#B5: " + available);
} catch (NullReferenceException) {
}
try {
bool connected = tcpClient.Connected;
Assert.Fail ("#B6: " + connected);
} catch (NullReferenceException) {
}
// not supported on linux
/*
try {
bool exclusive = tcpClient.ExclusiveAddressUse;
Assert.Fail ("#B7: " + exclusive);
} catch (NullReferenceException) {
}
*/
}
}
byte [] CloseRequestHandler (Socket socket)
{
return new byte [0];
}
[Test]
[ExpectedException (typeof(ArgumentNullException))]
public void ConnectMultiNull ()
{
TcpClient client = new TcpClient ();
IPAddress[] ipAddresses = null;
client.Connect (ipAddresses, 1234);
}
[Test]
public void ConnectMultiAny ()
{
TcpClient client = new TcpClient ();
IPAddress[] ipAddresses = new IPAddress[1];
ipAddresses[0] = IPAddress.Any;
try {
client.Connect (ipAddresses, 1234);
Assert.Fail ("ConnectMultiAny #1");
} catch (SocketException ex) {
Assert.AreEqual (10049, ex.ErrorCode, "ConnectMultiAny #2");
} catch {
Assert.Fail ("ConnectMultiAny #3");
}
}
[Test]
public void ConnectMultiRefused ()
{
TcpClient client = new TcpClient ();
IPAddress[] ipAddresses = new IPAddress[1];
ipAddresses[0] = IPAddress.Loopback;
try {
client.Connect (ipAddresses, 1234);
Assert.Fail ("ConnectMultiRefused #1");
} catch (SocketException ex) {
Assert.AreEqual (10061, ex.ErrorCode, "ConnectMultiRefused #2");
} catch {
Assert.Fail ("ConnectMultiRefused #3");
}
}
}
}
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