public void OneMessage()
{
Message[] recievedMsgs = null;
var endPoint = new Endpoint("localhost", 23456);
using (var reciever = new Receiver(new IPEndPoint(IPAddress.Loopback, 23456), messages =>
{
recievedMsgs = messages;
return MockRepository.GenerateStub<IMessageAcceptance>();
}, ObjectMother.Logger()))
{
reciever.Start();
new Sender(ObjectMother.Logger())
{
Destination = endPoint,
Messages = new[]
{
new Message
{
Data = new byte[] {1, 2, 4, 5, 6},
SentAt = new DateTime(2001, 1, 1),
Queue = "hello doggy",
Id = MessageId.GenerateRandom()
},
}
}.Send();
Wait.Until(() => recievedMsgs != null).ShouldBeTrue();
recievedMsgs.ShouldHaveCount(1);
"hello doggy".ShouldEqual(recievedMsgs[0].Queue);
new byte[] { 1, 2, 4, 5, 6 }.ShouldEqual(recievedMsgs[0].Data);
new DateTime(2001, 1, 1).ShouldEqual(recievedMsgs[0].SentAt);
}
}
public void CanHandleClientConnectAndDisconnect()
{
using (var reciever = new Receiver(_endpointToListenTo, messages => null, _logger))
{
reciever.Start();
using (var client = new TcpClient())
{
client.Connect(_endpointToListenTo);
}
Wait.Until(() => _logger.InfoMessages
.Any(x => x.StartsWith("Could not process Reading Length"))).ShouldBeTrue();
}
}
public void CanHandleClientSendingNegativeNumberForLength()
{
using (var reciever = new Receiver(_endpointToListenTo, messages => null))
{
reciever.Start();
using (var client = new TcpClient())
{
client.Connect(_endpointToListenTo);
client.GetStream().Write(BitConverter.GetBytes(-2), 0, 4);
}
Wait.Until(() => _logger.InfoMessages
.Any(x => x.Contains("Got invalid length -2"))).ShouldBeTrue();
}
}
public void CanHandleClientConnectAndDisconnect()
{
using (var reciever = new Receiver(_endpointToListenTo, messages => null, _logger))
{
reciever.Start();
using (var client = new TcpClient())
{
client.Connect(_endpointToListenTo);
}
Wait.Until(() => (from e in _logger.InfoMessages.OfType<StringMessage>()
where e.Message.StartsWith("Could not process Reading Length")
select e).Any()).ShouldBeTrue();
}
}
public void CanHandleClientSendingBadLengthOfData()
{
using (var reciever = new Receiver(_endpointToListenTo, messages => null))
{
reciever.Start();
using (var client = new TcpClient())
{
client.Connect(_endpointToListenTo);
var stream = client.GetStream();
stream.Write(BitConverter.GetBytes(16), 0, 4);
stream.Write(BitConverter.GetBytes(5), 0, 4);
}
Wait.Until(() => _logger.InfoMessages
.Any(x => x.Contains("Could not process Reading Message"))).ShouldBeTrue();
}
}
public void Start()
{
AssertNotDisposedOrDisposing();
if (_wasStarted)
throw new InvalidOperationException("The Start method may not be invoked more than once.");
_receiver = new Receiver(_endpoint, AcceptMessages);
_receiver.Start();
_choke = new SendingChoke();
_queuedMessagesSender = new QueuedMessagesSender(_queueStorage, _choke, _logger);
_sendingThread = new Thread(_queuedMessagesSender.Send)
{
IsBackground = true,
Name = "Lightning Queues Sender Thread for " + _path
};
_sendingThread.Start();
_wasStarted = true;
}
public void CanHandleClientSendingThreeBytesAndDisconnecting()
{
using (var reciever = new Receiver(_endpointToListenTo, messages => null))
{
reciever.Start();
using (var client = new TcpClient())
{
client.Connect(_endpointToListenTo);
client.GetStream().Write(new byte[] { 1, 4, 6 }, 0, 3);
}
Wait.Until(() => _logger.InfoMessages
.Any(x => x.StartsWith("Could not process Reading Length"))).ShouldBeTrue();
}
}
public void WillTellSenderIfCommitFailed()
{
var acceptance = MockRepository.GenerateStub<IMessageAcceptance>();
acceptance.Stub(x => x.Commit()).Throw(new InvalidOperationException());
using (var reciever = new Receiver(_endpointToListenTo, messages => acceptance))
{
reciever.Start();
using (var client = new TcpClient())
{
client.Connect(_endpointToListenTo);
var stream = client.GetStream();
var serialize = new Message[0].Serialize();
stream.Write(BitConverter.GetBytes(serialize.Length), 0, 4);
stream.Write(serialize, 0, serialize.Length);
var buffer = new byte[ProtocolConstants.RecievedBuffer.Length];
stream.Read(buffer, 0, buffer.Length);
ProtocolConstants.RecievedBuffer.ShouldEqual(buffer);
stream.Write(ProtocolConstants.AcknowledgedBuffer, 0, ProtocolConstants.AcknowledgedBuffer.Length);
buffer = new byte[ProtocolConstants.RevertBuffer.Length];
stream.Read(buffer, 0, buffer.Length);
ProtocolConstants.RevertBuffer.ShouldEqual(buffer);
}
}
}
public void WillSendConfirmationForClient()
{
var acceptance = MockRepository.GenerateStub<IMessageAcceptance>();
using (var reciever = new Receiver(_endpointToListenTo, messages => acceptance))
{
reciever.Start();
using (var client = new TcpClient())
{
client.Connect(_endpointToListenTo);
var stream = client.GetStream();
var serialize = new Message[0].Serialize();
stream.Write(BitConverter.GetBytes(serialize.Length), 0, 4);
stream.Write(serialize, 0, serialize.Length);
var buffer = new byte[ProtocolConstants.RecievedBuffer.Length];
stream.Read(buffer, 0, buffer.Length);
ProtocolConstants.RecievedBuffer.ShouldEqual(buffer);
}
}
}
public void WillLetSenderKnowThatMessagesWereSentToInvalidQueue()
{
using (var reciever = new Receiver(_endpointToListenTo, messages =>
{
throw new QueueDoesNotExistsException();
}))
{
reciever.Start();
using (var client = new TcpClient())
{
client.Connect(_endpointToListenTo);
var stream = client.GetStream();
var serialize = new Message[0].Serialize();
stream.Write(BitConverter.GetBytes(serialize.Length), 0, 4);
stream.Write(serialize, 0, serialize.Length);
var buffer = new byte[ProtocolConstants.ProcessingFailureBuffer.Length];
stream.Read(buffer, 0, buffer.Length);
ProtocolConstants.QueueDoesNoExiststBuffer.ShouldEqual(buffer);
}
}
}
public void WillCallCommitAcceptanceIfSenderSendConfirmation()
{
var commitCalled = false;
var acceptance = MockRepository.GenerateStub<IMessageAcceptance>();
acceptance.Expect(x => x.Commit()).WhenCalled(x => commitCalled = true);
using (var reciever = new Receiver(_endpointToListenTo, messages => acceptance))
{
reciever.Start();
using (var client = new TcpClient())
{
client.Connect(_endpointToListenTo);
var stream = client.GetStream();
var serialize = new Message[0].Serialize();
stream.Write(BitConverter.GetBytes(serialize.Length), 0, 4);
stream.Write(serialize, 0, serialize.Length);
var buffer = new byte[ProtocolConstants.RecievedBuffer.Length];
stream.Read(buffer, 0, buffer.Length);
ProtocolConstants.RecievedBuffer.ShouldEqual(buffer);
stream.Write(ProtocolConstants.AcknowledgedBuffer, 0, ProtocolConstants.AcknowledgedBuffer.Length);
}
}
Wait.Until(() => commitCalled);
acceptance.VerifyAllExpectations();
}
public void CanHandleSlowClients()
{
using (var reciever = new Receiver(_endpointToListenTo, messages => null, _logger))
{
reciever.Timeout = TimeSpan.FromMilliseconds(500);
reciever.Start();
using (var client = new TcpClient())
{
client.Connect(_endpointToListenTo);
var stream = client.GetStream();
stream.Write(BitConverter.GetBytes(16), 0, 4);
Thread.Sleep(1000);
stream.Write(Guid.NewGuid().ToByteArray(), 0, 16);
}
Wait.Until(() => _logger.InfoMessages
.Any(x => x.Contains("TimeoutException"))).ShouldBeTrue();
}
}
public void CanHandleClientSendingUnseriliazableData()
{
using (var reciever = new Receiver(_endpointToListenTo, messages => null))
{
reciever.Start();
using (var client = new TcpClient())
{
client.Connect(_endpointToListenTo);
var stream = client.GetStream();
stream.Write(BitConverter.GetBytes(16), 0, 4);
stream.Write(Guid.NewGuid().ToByteArray(), 0, 16);
}
Wait.Until(() =>_logger.InfoMessages
.Any(x => x.Contains("Unable to deserialize messages"))).ShouldBeTrue();
}
}
