public void TestLongLineInIMAPConversation()
{
// hMailServer is kind and allows up to 1000000 octets.
var sb = new StringBuilder();
for (int i = 0; i < 100000; i++)
{
sb.Append("1234567890");
}
sb.Append(".com\r\n");
string command = "A03 NOOP " + sb;
var socket = new TcpSocket();
Assert.IsTrue(socket.Connect(143));
socket.Receive();
socket.Send(command);
try
{
string response = socket.Receive();
Assert.IsTrue(response.StartsWith("* BYE"));
}
catch (SocketException ex)
{
Assert.IsTrue(ex.ErrorCode == 10054);
}
socket.Disconnect();
}
public void AuthShouldUpdateLastLogonTime()
{
Account account = SingletonProvider<TestSetup>.Instance.AddAccount(_domain, "*****@*****.**", "test");
DateTime lastLogonTimeBefore = Convert.ToDateTime(account.LastLogonTime);
Thread.Sleep(1000);
var sock = new TcpSocket();
sock.Connect(25);
Assert.IsTrue(sock.Receive().StartsWith("220"));
sock.Send("EHLO test.com\r\n");
Assert.IsTrue(sock.Receive().StartsWith("250"));
string base64EncodedUsername = EncodeBase64("*****@*****.**");
sock.Send("AUTH LOGIN " + base64EncodedUsername + "\r\n");
Assert.IsTrue(sock.Receive().StartsWith("334"));
sock.Send(EncodeBase64("test") + "\r\n");
Assert.IsTrue(sock.Receive().StartsWith("235"));
DateTime lastLogonTimeAfter =
Convert.ToDateTime(SingletonProvider<TestSetup>.Instance.GetApp().Domains[0].Accounts[0].LastLogonTime);
Assert.AreNotEqual(lastLogonTimeBefore, lastLogonTimeAfter);
}
public void TestSendToTooManyRecipients()
{
hMailServer.Accounts accounts = _domain.Accounts;
hMailServer.Account senderAccount =
SingletonProvider<TestSetup>.Instance.AddAccount(accounts, string.Format("*****@*****.**"), "test");
List<string> recipients = new List<string>();
TcpSocket sock = new TcpSocket();
sock.Connect(25);
string result = sock.ReadUntil("\r\n");
sock.Send("EHLO test.com\r\n");
result = sock.ReadUntil("\r\n");
Assert.IsTrue(result.StartsWith("250"));
sock.Send("MAIL FROM: [email protected]\r\n");
result = sock.ReadUntil("\r\n");
Assert.IsTrue(result.StartsWith("250"));
Stopwatch watch = new Stopwatch();
watch.Start();
for (int i = 0; i < 51000; i++)
{
string address = string.Format("test{0}@gmail.com", i);
sock.Send(string.Format("RCPT TO: <{0}>\r\n", address));
result = sock.ReadUntil("\r\n");
if (i < 50000)
{
Assert.IsTrue(result.StartsWith("250"));
}
else
{
long perfor = watch.ElapsedMilliseconds;
Assert.IsFalse(result.StartsWith("250"));
}
}
}
public void TestLongLineInPOP3Conversation()
{
var sb = new StringBuilder();
for (int i = 0; i < 400; i++)
{
sb.Append("1234567890");
}
sb.Append(".com");
string command = "NOOP " + sb;
var 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 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 TestPOP3DownloadOfLargeMessage()
{
TestLongSMTPDataSessionIncludingNewline();
POP3Simulator.AssertMessageCount("*****@*****.**", "test", 1);
TcpSocket socket = new TcpSocket();
socket.Connect(110);
// Receive welcome message.
socket.Receive();
socket.Send("USER " + "*****@*****.**" + "\r\n");
socket.ReadUntil("+OK");
socket.Send("PASS " + "test" + "\r\n");
socket.ReadUntil("+OK");
socket.Send("RETR 1\r\n");
var endOfResponseSB = new StringBuilder();
string endOfResponse = "";
while (endOfResponse.IndexOf("\r\n.\r\n") < 0)
{
if (endOfResponse.IndexOf("-ERR no such message") >= 0)
{
socket.Disconnect();
Assert.Fail("Nope");
}
endOfResponseSB.Append(socket.Receive());
if (endOfResponseSB.Length > 100)
endOfResponseSB.Remove(0, endOfResponseSB.Length - 100);
endOfResponse = endOfResponseSB.ToString();
}
socket.Send("DELE 1\r\n");
socket.ReadUntil("+OK");
socket.Send("QUIT\r\n");
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 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 TestSMTPServerAuthPlain()
{
_settings.AllowSMTPAuthPlain = true;
var sock = new TcpSocket();
sock.Connect(25);
Assert.IsTrue(sock.Receive().StartsWith("220"));
sock.Send("EHLO test.com\r\n");
Assert.IsTrue(sock.Receive().StartsWith("250"));
sock.Send("AUTH PLAIN\r\n");
Assert.IsTrue(sock.Receive().StartsWith("334"));
string str = "\t" + GetUsername() + "\t" + GetPassword();
sock.Send(EncodeBase64(str) + "\r\n");
Assert.IsTrue(sock.Receive().StartsWith("535"));
EnsureNoPassword();
}
public void TestSMTPServerAuthLoginUsernameAsThirdParameter()
{
_settings.AllowSMTPAuthPlain = true;
var sock = new TcpSocket();
sock.Connect(25);
Assert.IsTrue(sock.Receive().StartsWith("220"));
sock.Send("EHLO test.com\r\n");
Assert.IsTrue(sock.Receive().StartsWith("250"));
string base64EncodedUsername = EncodeBase64(GetUsername());
sock.Send("AUTH LOGIN " + base64EncodedUsername + "\r\n");
Assert.IsTrue(sock.Receive().StartsWith("334"));
sock.Send(EncodeBase64(GetPassword()) + "\r\n");
Assert.IsTrue(sock.Receive().StartsWith("535"));
EnsureNoPassword();
}
public void TestEHLOKeywords()
{
Application application = SingletonProvider<TestSetup>.Instance.GetApp();
Settings settings = _settings;
settings.HostName = "examplify.com";
var 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));
}