public async Task <PostResult> PostMessage(string topic, byte[] data, QoS qos)
{
FrameBuilder bld = new FrameBuilder();
bld.WriteByte((byte)(qos == QoS.BestEffort ? 0x00 : 0x01));
// ToDo: Generate Frame Number to receive ACK.
currentPacketId++;
bld.WriteArray(BitConverter.GetBytes(currentPacketId));
bld.WriteString(topic);
bld.WriteMultiByte(data.Length);
bld.WriteArray(data);
if (qos == QoS.GuaranteedDelivery)
{
if (!syncSendInProcess.WaitOne(3000))
{
return(PostResult.DispatchError);
}
waitForPacketId = currentPacketId;
}
socket.Send(bld.Build(FrameType.ChannelEvent));
if (qos == QoS.GuaranteedDelivery)
{
var replyReceived = waitQosEvent.WaitOne(3000);
syncSendInProcess.ReleaseMutex();
return(replyReceived ? PostResult.Delivered
: PostResult.DeliveryError);
}
return(PostResult.Dispatched);
}
public void CanExtract_FrameBuilderOutput()
{
FrameBuilder blder = new FrameBuilder();
blder.WriteByte(0x44); //Protocol Version 1
// empty client id for now
blder.WriteArray(new byte[16]);
blder.WriteMultiByte(0); // no secdata
blder.WriteMultiByte(0); // no lastwill channel
blder.WriteMultiByte(0); // no lastwill data
var theFrame = blder.Build(FrameType.Connect);
FrameExtractor fex = new FrameExtractor();
Assert.True(fex.TryExtract(theFrame, 23).success == FrameExtractor.ResultState.Ok);
}
public void Connect_SendsConnectionRequest()
{
FrameBuilder blder = new FrameBuilder();
blder.WriteByte(1); //Protocol Version 1
// empty client id for now
blder.WriteArray(new byte[16]);
blder.WriteMultiByte(0); // no secdata
blder.WriteMultiByte(0); // no lastwill channel
blder.WriteMultiByte(0); // no lastwill data
var theFrame = blder.Build(FrameType.Connect);
client.Connect();
A.CallTo(() => socket.Send(A <byte[]> .That.IsSameSequenceAs(theFrame))).MustHaveHappened();
}
public void WriteMultiByte_WritesMultiByte()
{
builder.WriteMultiByte(331);
var data = builder.GetData();
var decoded = Util.ExtractMultiByte(data, 0).value;
Assert.Equal(331u, decoded);
}
public void Connect()
{
FrameBuilder builder = new FrameBuilder();
// Build connection request.
FrameBuilder blder = new FrameBuilder();
blder.WriteByte(1);
// empty client id for now
blder.WriteArray(new byte[16]);
blder.WriteMultiByte(0); // no secdata
blder.WriteMultiByte(0); // no lastwill channel
blder.WriteMultiByte(0); // no lastwill data
var theFrame = blder.Build(FrameType.Connect);
socket.Send(theFrame);
}
public Task <PostResult> PostMessage(string topic, byte[] data, QoS qos)
{
FrameBuilder blder = new FrameBuilder();
blder.WriteByte((byte)qos);
// Empty packet id for now!
blder.WriteArray(new byte[] { 0x00, 0x00, 0x00, 0x00 });
blder.WriteString(topic);
blder.WriteMultiByte(data.Length);
blder.WriteArray(data);
var theFrame = blder.Build(FrameType.Publish);
socket.Send(theFrame);
return(new Task <PostResult>(() => PostResult.Dispatched));
}
public void UnsubscribeFrame_CallsSubscriptionManager()
{
FrameBuilder fb = new FrameBuilder();
var bytes = Encoding.UTF8.GetBytes("Test");
fb.WriteMultiByte(bytes.Length);
fb.WriteArray(bytes);
var data = fb.GetData();
var frm = new Frame();
frm.payload = data;
frm.frameType = FrameType.Unsub;
peerMan.FrameReceived(frm, rpFake);
A.CallTo(() => subManFake.Unsubscribe(rpFake, "Test")).MustHaveHappened();
A.CallTo(() => rpFake.SendUnsubReply("Test")).MustHaveHappened();
}
public void PublishFrame_Qos_GuaranteedDelivery_SendsFailureNotice_IfNooneIsListening()
{
FrameBuilder fb = new FrameBuilder();
fb.WriteByte((byte)QoS.GuaranteedDelivery);
fb.WriteArray(BitConverter.GetBytes((UInt32)234567));
fb.WriteString("Test");
fb.WriteMultiByte(3);
fb.WriteArray(new byte[] { 0xAA, 0xBB, 0xCC });
var data = fb.GetData();
var frm = new Frame();
frm.payload = data;
frm.frameType = FrameType.Publish;
peerMan.FrameReceived(frm, rpFake);
A.CallTo(() => rpFake.SendPublishReply(234567, Core.StatusCodes.PublishStatus.NakDelivery)).MustHaveHappened();
}
public void PublishFrame_CallsSubscriptionManager()
{
FrameBuilder fb = new FrameBuilder();
fb.WriteByte((byte)QoS.BestEffort);
fb.WriteArray(new byte[] { 0xCC, 0xDD, 0xEE, 0xFF });
fb.WriteString("Test");
fb.WriteMultiByte(3);
fb.WriteArray(new byte[] { 0xAA, 0xBB, 0xCC });
var data = fb.GetData();
var frm = new Frame();
frm.payload = data;
frm.frameType = FrameType.Publish;
peerMan.FrameReceived(frm, rpFake);
A.CallTo(() => subManFake.DispatchMessage("Test", A <byte[]> .That.IsSameSequenceAs(new byte[] { 0xAA, 0xBB, 0xCC }), A <QoS> .Ignored)).MustHaveHappened();
}
public void PublishFrame_Qos_GuaranteedDispatch_SendsReply()
{
FrameBuilder fb = new FrameBuilder();
fb.WriteByte((byte)QoS.GuaranteedDispatch);
fb.WriteArray(BitConverter.GetBytes((UInt32)123456));
fb.WriteString("Test");
fb.WriteMultiByte(3);
fb.WriteArray(new byte[] { 0xAA, 0xBB, 0xCC });
var data = fb.GetData();
var frm = new Frame();
frm.payload = data;
frm.frameType = FrameType.Publish;
A.CallTo(() => subManFake.DispatchMessage(A <string> .Ignored, A <byte[]> .Ignored, A <QoS> .Ignored)).Returns(PostResult.Dispatched);
peerMan.FrameReceived(frm, rpFake);
A.CallTo(() => rpFake.SendPublishReply(123456, Core.StatusCodes.PublishStatus.Ack)).MustHaveHappened();
}
