public void TestLongLineInPOP3Conversation()
{
StringBuilder sb = new StringBuilder();
for (int i = 0; i < 400; i++)
{
sb.Append("1234567890");
}
sb.Append(".com");
string command = "NOOP " + sb.ToString();
TCPSocket socket = new TCPSocket();
Assert.IsTrue(socket.Connect(110));
socket.Receive();
socket.Send(command + "\r\n");
string response = socket.Receive();
Assert.IsFalse(response.StartsWith("+OK"));
socket.Disconnect();
}
public void SetupSSLPort()
{
_application.Settings.Logging.Enabled = true;
_application.Settings.Logging.LogTCPIP = true;
_application.Settings.Logging.EnableLiveLogging(true);
TCPSocket cs = new TCPSocket();
if (!cs.Connect(250))
{
Assert.Fail("Could not connect to SSL server.");
}
cs.Disconnect();
for (int i = 0; i <= 40; i++)
{
Assert.IsTrue(i != 40);
string liveLog = _application.Settings.Logging.LiveLog;
if (liveLog.Contains("SSL handshake with client failed."))
{
break;
}
Thread.Sleep(250);
}
_application.Settings.Logging.EnableLiveLogging(false);
}
public void TestLongSMTPCommand()
{
TCPSocket socket = new TCPSocket();
socket.Connect(25);
// Build a large string...
StringBuilder sb = new StringBuilder();
sb.Append("A01");
for (int i = 0; i < 1000000; i++)
{
sb.Append("01234567890");
}
int length = sb.Length;
sb.Append(Environment.NewLine);
for (int i = 0; i < 100; i++)
{
try
{
socket.Send(sb.ToString());
}
catch (Exception)
{
return;
}
}
socket.Send("\r\n");
string result = socket.Receive();
socket.Disconnect();
}
public void TestLongLineInIMAPConversation()
{
// hMailServer is kind and allows up to 1000000 octets.
StringBuilder sb = new StringBuilder();
for (int i = 0; i < 100000; i++)
{
sb.Append("1234567890");
}
sb.Append(".com\r\n");
string command = "A03 NOOP " + sb.ToString();
TCPSocket socket = new TCPSocket();
Assert.IsTrue(socket.Connect(143));
socket.Receive();
socket.Send(command);
try
{
string response = socket.Receive();
Assert.IsTrue(response.StartsWith("* BYE"));
}
catch (System.Net.Sockets.SocketException ex)
{
Assert.IsTrue(ex.ErrorCode == 10054);
}
socket.Disconnect();
}
public void TestLongLineInIMAPConversation()
{
// hMailServer is kind and allows up to 1000000 octets.
StringBuilder sb = new StringBuilder();
for (int i = 0; i < 100000; i++)
{
sb.Append("1234567890");
}
sb.Append(".com\r\n");
string command = "A03 NOOP " + sb.ToString();
TCPSocket socket = new TCPSocket();
Assert.IsTrue(socket.Connect(143));
socket.Receive();
socket.Send(command);
try
{
string response = socket.Receive();
Assert.IsTrue(response.StartsWith("* BYE"));
}
catch (System.Net.Sockets.SocketException ex)
{
Assert.IsTrue(ex.ErrorCode == 10054);
}
socket.Disconnect();
}
public void TestLongSMTPDataSessionIncludingNewline()
{
long memoryUsage = Shared.GetCurrentMemoryUsage();
_application.Settings.MaxMessageSize = 0;
TCPSocket socket = new TCPSocket();
socket.Connect(25);
socket.Receive();
socket.Send("HELO test.com\r\n");
socket.Receive();
// Build a large string...
StringBuilder sb = new StringBuilder();
sb.Append("A01");
for (int i = 0; i < 10000; i++)
{
sb.Append("01234567890012345678900123456789001234567890012345678900123456789001234567890012345678900123456789001234567890\r\n");
}
int length = sb.Length;
sb.Append(Environment.NewLine);
socket.Send("MAIL FROM: [email protected]\r\n");
socket.Receive();
socket.Send("RCPT TO: [email protected]\r\n");
socket.Receive();
socket.Send("DATA\r\n");
socket.Receive();
for (int i = 0; i < 100; i++)
{
Shared.AssertLowMemoryUsage(memoryUsage + 30);
try
{
socket.Send(sb.ToString());
}
catch (Exception)
{
return;
}
}
socket.Send("\r\n.\r\n");
string result = socket.Receive();
Assert.IsTrue(result.StartsWith("250"));
socket.Send("QUIT\r\n");
result = socket.Receive();
socket.Disconnect();
POP3Simulator.AssertMessageCount(_domain.Accounts[0].Address, "test", 1);
}
public void TestPOP3DownloadOfLargeMessage()
{
TestLongSMTPDataSessionIncludingNewline();
POP3Simulator.AssertMessageCount("*****@*****.**", "test", 1);
TCPSocket socket = new TCPSocket();
socket.Connect(110);
// Receive welcome message.
string sData = socket.Receive();
socket.Send("USER " + "*****@*****.**" + "\r\n");
sData = socket.ReadUntil("+OK");
socket.Send("PASS " + "test" + "\r\n");
sData = socket.ReadUntil("+OK");
socket.Send("RETR 1\r\n");
string sRetVal = "";
while (sRetVal.IndexOf("\r\n.\r\n") < 0)
{
if (sRetVal.IndexOf("-ERR no such message") >= 0)
{
socket.Disconnect();
Assert.Fail("Nope");
}
sRetVal = socket.Receive();
}
socket.Send("DELE 1\r\n");
sData = socket.ReadUntil("+OK");
socket.Send("QUIT\r\n");
sData = socket.ReadUntil("+OK");
socket.Disconnect();
}
public void TestLongSMTPDataSessionWithoutNewline()
{
long memoryUsage = Shared.GetCurrentMemoryUsage();
TCPSocket socket = new TCPSocket();
socket.Connect(25);
socket.Receive();
socket.Send("HELO test.com\r\n");
socket.Receive();
// Build a large string...
StringBuilder sb = new StringBuilder();
sb.Append("A01");
for (int i = 0; i < 10000; i++)
{
sb.Append("01234567890012345678900123456789001234567890012345678900123456789001234567890012345678900123456789001234567890");
}
int length = sb.Length;
socket.Send("MAIL FROM: [email protected]\r\n");
socket.Receive();
socket.Send("RCPT TO: [email protected]\r\n");
socket.Receive();
socket.Send("DATA\r\n");
socket.Receive();
for (int i = 0; i < 1000; i++)
{
Shared.AssertLowMemoryUsage(memoryUsage + 30);
try
{
socket.Send(sb.ToString());
}
catch (Exception)
{
return;
}
}
socket.Send("\r\n.\r\n");
string result = socket.Receive();
Assert.IsTrue(result.StartsWith("554 Too long line was received. Transmission aborted."));
socket.Send("QUIT\r\n");
result = socket.Receive();
socket.Disconnect();
}
public void TestManyTCPIPConnections()
{
Utilities.DeleteCurrentDefaultLog();
const int count = 1000;
List <TCPSocket> sockets = new List <TCPSocket>();
for (int i = 0; i < count; i++)
{
TCPSocket socket = new TCPSocket();
Assert.IsTrue(socket.Connect(25));
sockets.Add(socket);
}
foreach (TCPSocket socket in sockets)
{
socket.Disconnect();
}
string log = Utilities.ReadCurrentDefaultLog();
}
public void TestLongLineInPOP3Conversation()
{
StringBuilder sb = new StringBuilder();
for (int i = 0; i < 400; i++)
{
sb.Append("1234567890");
}
sb.Append(".com");
string command = "NOOP " + sb.ToString();
TCPSocket socket = new TCPSocket();
Assert.IsTrue(socket.Connect(110));
socket.Receive();
socket.Send(command + "\r\n");
string response = socket.Receive();
Assert.IsFalse(response.StartsWith("+OK"));
socket.Disconnect();
}
public void TestEHLOKeywords()
{
hMailServer.Application application = SingletonProvider<Utilities>.Instance.GetApp();
hMailServer.Settings settings = _settings;
settings.HostName = "examplify.com";
TCPSocket socket = new TCPSocket();
Assert.IsTrue(socket.Connect(25));
string result = socket.Receive();
socket.Send("EHLO example.com\r\n");
result = socket.Receive();
socket.Disconnect();
Assert.IsTrue(result.Contains("250-" + settings.HostName));
}