public void ConnectedClient_ReceivesNoServerFrames_ShouldTimeoutAndDisonnect()
{
var timedOutEventRaised = new AutoResetEvent(false);
var connectionRequestResponse = new ServerDataFrame()
{
SequenceId = 7,
Payload = BitConverter.GetBytes(12345)
};
var networkLayer = new ClientTestNetworkLinkLayer();
var client = new TestPollingClient(networkLayer);
client.ReceiveTimeout = TimeSpan.FromMilliseconds(500);
client.ConnectionStateChanged += (sender, args) =>
{
if (args.State == ConnectionState.Timeout)
{
timedOutEventRaised.Set();
}
};
client.ConnectAsync();
byte[] data = this.serverDataFrameSerializer.Serialize(connectionRequestResponse);
networkLayer.Receive(data);
Assert.AreEqual(ConnectionState.Connected, client.ConnectionState);
var isEventRaised = timedOutEventRaised.WaitOne(5000);
Assert.IsTrue(isEventRaised);
}
public void ConnectedClient_WhenConnected_ShouldSendAControlFrameAtLeast()
{
var connectionRequestResponse = new ServerDataFrame()
{
SequenceId = 7,
Payload = BitConverter.GetBytes(12345)
};
var networkLayer = new ClientTestNetworkLinkLayer();
var client = new TestPollingClient(networkLayer);
client.ConnectAsync();
byte[] data = this.serverDataFrameSerializer.Serialize(connectionRequestResponse);
networkLayer.Receive(data);
Assert.AreEqual(ConnectionState.Connected, client.ConnectionState);
client.DisconnectAsync().Wait(5000);
var allSentControlFrames = networkLayer.SentBytes.Select(b => this.clientAnyFrameSerializer.Deserialze(b)).ToList();
Assert.IsTrue(allSentControlFrames.Any());
Assert.IsTrue(allSentControlFrames.OfType <ClientControlFrame>().Any());
}
public void NewRequestPool_WhenStarted_ShouldTearDownWhenStopped()
{
var clientNetworkLayer = new ClientTestNetworkLinkLayer();
var transportLayer = new ClientTestTransportLayer(clientNetworkLayer);
var requestPool = new RequestPool <ClientControlFrame>(transportLayer);
requestPool.Start();
Assert.AreEqual(requestPool.InitialClientSize, requestPool.ActiveClients);
requestPool.StopAsync().Wait();
Assert.AreEqual(0, requestPool.ActiveClients);
}
public void NewRequestPool_WhenStarted_ShouldStartUpDefinedNumberOfClients()
{
var clientNetworkLayer = new ClientTestNetworkLinkLayer();
var transportLayer = new ClientTestTransportLayer(clientNetworkLayer);
var requestPool = new RequestPool <ClientControlFrame>(transportLayer, 4);
requestPool.Start();
Assert.AreEqual(requestPool.InitialClientSize, requestPool.ActiveClients);
requestPool.Stop();
}
public void ConnectedClient_InIdleMode_ShouldSendKeepAlivePackets()
{
var connectionRequestResponse = new ServerDataFrame()
{
SequenceId = 7,
Payload = BitConverter.GetBytes(12345)
};
var networkLayer = new ClientTestNetworkLinkLayer();
var client = new TestPollingClient(networkLayer);
client.ReceiveTimeout = Timeout.InfiniteTimeSpan;
client.InitialPollingPoolSize = 0;
client.ConnectAsync();
byte[] data = this.serverDataFrameSerializer.Serialize(connectionRequestResponse);
networkLayer.Receive(data);
Assert.AreEqual(ConnectionState.Connected, client.ConnectionState);
var captureDuration = new Stopwatch();
var captureKeepAlivePackesTask = new Task <int>(() =>
{
captureDuration.Start();
var allSentControlFrames = networkLayer.SentBytes.Select(b => this.clientAnyFrameSerializer.Deserialze(b)).OfType <ClientControlFrame>().ToList();
var startNumberOfPackets = allSentControlFrames.Count;
Thread.Sleep((int)(client.Protocol.KeepAliveClientInterval.TotalMilliseconds * 1.5));
allSentControlFrames = networkLayer.SentBytes.Select(b => this.clientAnyFrameSerializer.Deserialze(b)).OfType <ClientControlFrame>().ToList();
var totalNumberOfPackets = allSentControlFrames.Count - startNumberOfPackets;
captureDuration.Stop();
return(totalNumberOfPackets);
});
captureKeepAlivePackesTask.Start();
captureKeepAlivePackesTask.Wait();
var allSentWhileConnected = captureKeepAlivePackesTask.Result;
var atLeastExpectedNumberOfKeepAlivePackes = (captureDuration.ElapsedMilliseconds / client.Protocol.KeepAliveClientInterval.TotalMilliseconds) - 1;
Assert.IsTrue(allSentWhileConnected > atLeastExpectedNumberOfKeepAlivePackes);
}
public void NewRequestPool_WhenStarted_ShouldSendControlMessages()
{
var clientNetworkLayer = new ClientTestNetworkLinkLayer();
var transportLayer = new ClientTestTransportLayer(clientNetworkLayer);
var requestPool = new RequestPool <ClientControlFrame>(transportLayer);
requestPool.Start();
requestPool.Stop();
var frames = clientNetworkLayer.SentBytes.Select(this.clientFrameEncoder.Decode).ToList();
Assert.IsTrue(frames.Any());
Assert.IsTrue(frames.OfType <ClientControlFrame>().Any());
}
public void ReadyClient_WhenConnecting_SendAnEmptyClientId()
{
var networkLayer = new ClientTestNetworkLinkLayer();
var client = new TestPollingClient(networkLayer);
client.ConnectAsync();
Assert.AreEqual(1, networkLayer.SentBytes.Count);
var sentFrameBytes = networkLayer.SentBytes[0];
var sentFrame = new GenericSerializer <ClientDataFrame>().Deserialze(sentFrameBytes);
Assert.IsNotNull(sentFrame);
Assert.IsTrue(sentFrame.SequenceId != 0);
Assert.AreEqual(0, sentFrame.ClientId);
Assert.IsNull(sentFrame.Payload);
}
public void ConnectingClient_ReceivesResponseWhileConnecting_ShouldUseClientIdInData()
{
var connectionRequestResponse = new ServerDataFrame()
{
SequenceId = 7,
Payload = BitConverter.GetBytes(12345)
};
var networkLayer = new ClientTestNetworkLinkLayer();
var client = new TestPollingClient(networkLayer);
client.ConnectAsync();
networkLayer.Receive(this.serverDataFrameSerializer.Serialize(connectionRequestResponse));
client.Send(new ClientDataFrame());
client.DisconnectAsync();
}
public void ConnectingClient_ReceivesResponseWhileConnecting_ShouldSwitchToConnectedState()
{
var connectionRequestResponse = new ServerDataFrame()
{
SequenceId = 7,
Payload = BitConverter.GetBytes(12345)
};
var networkLayer = new ClientTestNetworkLinkLayer();
var client = new TestPollingClient(networkLayer);
client.ConnectAsync();
byte[] data = this.serverDataFrameSerializer.Serialize(connectionRequestResponse);
networkLayer.Receive(data);
Assert.AreEqual(ConnectionState.Connected, client.ConnectionState);
client.DisconnectAsync();
}
public ClientTestTransportLayer(ClientTestNetworkLinkLayer clientNetworkLayer)
{
this.clientNetworkLayer = clientNetworkLayer;
this.encoder = new BinaryClientFrameEncoder();
}
