public void SaveRequestEntry_MultipleRequestEntry_ShouldUpdateTheQueue ()
{
var sut = new TitanicMemoryIO ();
for (var i = 0; i < 10; i++)
sut.SaveRequestEntry (new RequestEntry { RequestId = Guid.NewGuid () });
sut.NumberOfRequests.Should ().Be (10, "because we just added 10 Requests");
}
public void CloseRequest_NotExistingRequest_ShouldReturnWithOutChangingQueue()
{
var sut = new TitanicMemoryIO ();
for (var i = 0; i < 10; i++)
sut.SaveNewRequestEntry (Guid.NewGuid ());
var id = Guid.NewGuid ();
sut.CloseRequest (id);
sut.NumberOfRequests.Should ().Be (10);
}
public void SaveRequestEntry_ValidRequestEntry_ShouldUpdateTheQueue ()
{
var sut = new TitanicMemoryIO ();
var request = new NetMQMessage ();
var id = Guid.NewGuid ();
var entry = new RequestEntry { RequestId = id, Request = request };
sut.SaveRequestEntry (entry);
sut.NumberOfRequests.Should ().Be (1, "because we just added one");
var result = sut.GetRequestEntry (id);
result.RequestId.Should ().Be (id);
}
public void SaveNewRequest_GuidOnly_ShouldUpdateQueue ()
{
var sut = new TitanicMemoryIO ();
var request = new NetMQMessage ();
var id = Guid.NewGuid ();
var entry = new RequestEntry { RequestId = id, Request = request };
sut.SaveRequestEntry (entry);
var result = sut.GetRequestEntry (id);
result.RequestId.Should ().Be (id);
result.Request.ShouldBeEquivalentTo (request);
result.Position.Should ().Be (-1);
result.State.Should ().Be (RequestEntry.Is_Pending);
}
public void SaveNewRequest_GuidAndRequest_ShouldUpdateQueue ()
{
var sut = new TitanicMemoryIO ();
var request = new NetMQMessage ();
request.Push ("A Request");
var id = Guid.NewGuid ();
var entry = new RequestEntry { RequestId = id, Request = request };
sut.SaveRequestEntry (entry);
var result = sut.GetRequestEntry (id);
sut.NumberOfRequests.Should ().Be (1, "because we just added one");
result.RequestId.Should ().Be (id);
result.Request.ShouldBeEquivalentTo (request);
result.Position.Should ().Be (-1);
result.State.Should ().Be (RequestEntry.Is_Pending);
}
public void ExistsMessage_ExistingMessageWrongState_ShouldUpdateCorrectRequestEntry()
{
const int id_to_retrieve = 7;
var sut = new TitanicMemoryIO ();
var ids = new Guid[10];
for (var i = 0; i < 10; i++)
{
ids[i] = Guid.NewGuid ();
var request = new NetMQMessage ();
request.Push (string.Format ("Request #{0}", i));
request.Push ("echo");
sut.SaveMessage (TitanicOperation.Request, ids[i], request);
}
sut.ExistsMessage (TitanicOperation.Reply, ids[id_to_retrieve]).Should ().BeFalse ();
}
public void CloseRequest_ExistingEntries_ShouldAlterQueueAppropriate()
{
var sut = new TitanicMemoryIO ();
for (var i = 0; i < 10; i++)
sut.SaveRequestEntry (i % 3 == 0
? new RequestEntry { RequestId = Guid.NewGuid (), State = RequestEntry.Is_Closed }
: new RequestEntry { RequestId = Guid.NewGuid () });
sut.NumberOfRequests.Should ().Be (10);
var result = sut.GetRequestEntries (e => e.State == RequestEntry.Is_Closed);
result.Count ().Should ().Be (4);
foreach (var requestEntry in result)
sut.CloseRequest (requestEntry.RequestId);
sut.NumberOfRequests.Should ().Be (6);
}
public void GetRequestEntries_ExistingEntriesNoResultPredicate_ShouldReturnDefaultSequence ()
{
var sut = new TitanicMemoryIO ();
for (var i = 0; i < 10; i++)
sut.SaveRequestEntry (i % 2 == 0
? new RequestEntry { RequestId = Guid.NewGuid (), State = RequestEntry.Is_Processed }
: new RequestEntry { RequestId = Guid.NewGuid () });
sut.NumberOfRequests.Should ().Be (10);
var result = sut.GetRequestEntries (e => e.State == RequestEntry.Is_Closed);
result.Should ().BeOfType (typeof (RequestEntry[]));
result.Count ().Should ().Be (0);
}
public void SaveNewRequest_MultipleRequestGuidOnly_ShouldUpdateQueue ()
{
var sut = new TitanicMemoryIO ();
for (var i = 0; i < 10; i++)
sut.SaveNewRequestEntry (Guid.NewGuid ());
sut.NumberOfRequests.Should ().Be (10);
}
public void GetMessage_ExistingRequest_ShouldReturnCorrectMessage ()
{
var sut = new TitanicMemoryIO ();
var ids = new Guid[10];
var expected = new NetMQMessage ();
expected.Push ("Request #3");
expected.Push ("echo");
for (var i = 0; i < 10; i++)
{
ids[i] = Guid.NewGuid ();
var request = new NetMQMessage ();
request.Push (string.Format ("Request #{0}", i));
request.Push ("echo");
sut.SaveNewRequestEntry (ids[i], request);
}
var result = sut.GetMessage (TitanicOperation.Request, ids[3]);
result.Should ().BeEquivalentTo (expected);
}
public void SaveMessage_UpdateExistingMessage_ShouldUpdateCorrectRequestEntry ()
{
const int id_to_retrieve = 7;
var sut = new TitanicMemoryIO ();
var ids = new Guid[10];
for (var i = 0; i < 10; i++)
{
ids[i] = Guid.NewGuid ();
var request = new NetMQMessage ();
request.Push ($"Request #{i}");
request.Push ("echo");
sut.SaveMessage (TitanicOperation.Request, ids[i], request);
}
sut.NumberOfRequests.Should ().Be (10);
var reply = new NetMQMessage ();
reply.Push ($"This is a REPLY to Request #{id_to_retrieve}");
reply.Push ("echo");
sut.SaveMessage (TitanicOperation.Reply, ids[id_to_retrieve], reply).Should ().BeTrue ();
sut.NumberOfRequests.Should ().Be (10);
var result = sut.GetRequestEntry (ids[id_to_retrieve]);
result.State.Should ().Be (RequestEntry.Is_Processed);
result.RequestId.Should ().Be (ids[id_to_retrieve]);
result.Request.Should ().Equal (reply);
}
public void ExistsMessage_NotExistingMessage_ShouldUpdateCorrectRequestEntry ()
{
var sut = new TitanicMemoryIO ();
var ids = new Guid[10];
for (var i = 0; i < 10; i++)
{
ids[i] = Guid.NewGuid ();
var request = new NetMQMessage ();
request.Push ($"Request #{i}");
request.Push ("echo");
sut.SaveMessage (TitanicOperation.Request, ids[i], request);
}
sut.ExistsMessage (TitanicOperation.Request, Guid.NewGuid ()).Should ().BeFalse ();
}
public void SaveProcessedRequest_ExistingRequestWithRequestData_ShouldUpdateEntryAppropriate ()
{
var sut = new TitanicMemoryIO ();
var request = new NetMQMessage ();
request.Push ("Processed Request Data");
var id = Guid.NewGuid ();
var entry = new RequestEntry { RequestId = id, Request = request };
sut.SaveRequestEntry (entry);
sut.SaveProcessedRequestEntry (entry);
var result = sut.GetRequestEntry (id);
result.RequestId.Should ().Be (id);
result.Request.ShouldBeEquivalentTo (request);
result.Position.Should ().Be (-1);
result.State.Should ().Be (RequestEntry.Is_Processed);
}
public void SaveMessage_NewMessage_ShouldUpdateQueue ()
{
var sut = new TitanicMemoryIO ();
var id = Guid.NewGuid ();
var request = new NetMQMessage ();
request.Push ("Request #1");
request.Push ("echo");
sut.SaveMessage (TitanicOperation.Request, id, request).Should ().BeTrue ();
sut.NumberOfRequests.Should ().Be (1);
var result = sut.GetRequestEntry (id);
result.Request.Should ().Equal (request);
result.State.Should ().Be (RequestEntry.Is_Pending);
}
public void GetRequestEntry_NotExistingEntry_ShouldReturnDefaultObject ()
{
var sut = new TitanicMemoryIO ();
sut.GetRequestEntry (Guid.NewGuid ()).Should ().Be (default (RequestEntry));
}
public void GetMessage_ExistingRequestWrongState_ShouldReturnCorrectMessage ()
{
var sut = new TitanicMemoryIO ();
var ids = new Guid[10];
var expected = new NetMQMessage ();
for (var i = 0; i < 10; i++)
{
ids[i] = Guid.NewGuid ();
var request = new NetMQMessage ();
request.Push ($"Request #{i}");
request.Push ("echo");
sut.SaveNewRequestEntry (ids[i], request);
}
var result = sut.GetMessage (TitanicOperation.Reply, Guid.NewGuid ());
result.Should ().BeEquivalentTo (expected);
}
public void TitanicReply_RequestNonExistingReplyUnknown_ShouldSentCorrectReply ()
{
var io = new TitanicMemoryIO ();
using (var reqWorker = new FakeRequestMDPWorker ())
using (var repWorker = new FakeReplyMDPWorker ())
using (var closeWorker = new FakeCloseMDPWorker ())
using (var dispatchClient = new FakeDispatchMDPClient ())
using (var sut = new TitanicBroker (io))
{
// setup the queue with a request
var guid = Guid.NewGuid ();
// setup the fake replyWorker's request
repWorker.Request = new NetMQMessage ();
repWorker.Request.Push (guid.ToString ());
// start the process chain - worker & client should only run until they hit an AutoResetEvent
Task.Factory.StartNew (() => sut.Run (reqWorker, repWorker, closeWorker, dispatchClient));
// signal worker to go ahead
repWorker.waitHandle.Set ();
// give everything some time to process
Thread.Sleep (_sleep_for);
// TEST COMMUNICATION
repWorker.Reply.FrameCount.Should ().Be (1, "because a 1 frame message is expected. ({0})", repWorker.Reply);
repWorker.Reply.First.ConvertToString ().Should ().Be ("Unknown");
// TEST QUEUE
io.ExistsMessage (TitanicOperation.Request, guid).Should ().BeFalse ();
io.ExistsMessage (TitanicOperation.Reply, guid).Should ().BeFalse ();
io.ExistsMessage (TitanicOperation.Close, guid).Should ().BeFalse ();
}
}
public void Run_RequestReply_ShouldWriteQueueAndReplyCorrect ()
{
var io = new TitanicMemoryIO ();
using (var reqWorker = new FakeRequestMDPWorker ())
using (var repWorker = new FakeReplyMDPWorker ())
using (var closeWorker = new FakeCloseMDPWorker ())
using (var dispatchClient = new FakeDispatchMDPClient ())
using (var sut = new TitanicBroker (io))
{
// 1. Request
// 2. Reply -> test
reqWorker.Request = new NetMQMessage ();
reqWorker.Request.Push ("Request Data");
reqWorker.Request.Push ("echo");
// start the process chain - worker & client should only run until they hit an AutoResetEvent
Task.Factory.StartNew (() => sut.Run (reqWorker, repWorker, closeWorker, dispatchClient));
// give system time to act
Thread.Sleep (_sleep_for);
// get reply id for further processing
var s = reqWorker.Reply.Last.ConvertToString ();
Guid id;
Guid.TryParse (s, out id).Should ().BeTrue ();
// inject to repWorker who is waiting to proceed and prepare request
repWorker.Request = new NetMQMessage ();
repWorker.Request.Push (s);
// get RequestEntry from queue and mark as processed
var entry = io.GetRequestEntry (id);
io.SaveProcessedRequestEntry (entry);
// signal to proceed to send prepared request
repWorker.waitHandle.Set ();
Thread.Sleep (_sleep_for);
// TEST COMMUNICATION
repWorker.Reply.FrameCount.Should ().Be (3, "because a 3 frame message is expected. ({0})", repWorker.Reply);
repWorker.Reply.First.ConvertToString ().Should ().Be ("Ok");
// should be identical since it is an "echo" service we are simulating :-)
repWorker.Reply.Should ().Equal (entry.Request);
// TEST QUEUE
io.NumberOfRequests.Should ().Be (1);
io.GetRequestEntries (e => e.RequestId == id).Count ().Should ().Be (1);
var queueEntry = io.GetRequestEntry (id);
queueEntry.State.Should ().Be (RequestEntry.Is_Processed);
io.ExistsMessage (TitanicOperation.Close, id).Should ().BeFalse ();
}
}
public void TitanicClose_RequestToCloseRequest_ShouldDeleteRequestFromQueue ()
{
var io = new TitanicMemoryIO ();
using (var reqWorker = new FakeRequestMDPWorker ())
using (var repWorker = new FakeReplyMDPWorker ())
using (var closeWorker = new FakeCloseMDPWorker ())
using (var dispatchClient = new FakeDispatchMDPClient ())
using (var sut = new TitanicBroker (io))
{
// setup the queue with a request
var guid = Guid.NewGuid ();
// message content is of no importance here
io.SaveNewRequestEntry (guid, new NetMQMessage ());
var entry = io.GetRequestEntry (guid);
io.SaveProcessedRequestEntry (entry);
// set up the fake client's request
closeWorker.Request = new NetMQMessage ();
closeWorker.Request.Push (guid.ToString ());
// start the TitanicBroker (Close will automatically start and
// wait for a signal to proceed with sending the setup request message
// start the process chain - worker & client should only run until they hit an AutoResetEvent
Task.Factory.StartNew (() => sut.Run (reqWorker, repWorker, closeWorker, dispatchClient));
// signal closeWorker to go ahead
closeWorker.waitHandle.Set ();
// give everything some time to process
Thread.Sleep (_sleep_for);
// TEST COMMUNICATION
closeWorker.Reply.FrameCount.Should ().Be (1, "because only one frame should have been returned.");
closeWorker.Reply.First.ConvertToString ().Should ().Be ("Ok", "because 'Ok' should have been send.");
// TEST QUEUE
io.ExistsMessage (TitanicOperation.Request, guid).Should ().BeFalse ();
io.ExistsMessage (TitanicOperation.Reply, guid).Should ().BeFalse ();
io.ExistsMessage (TitanicOperation.Close, guid).Should ().BeFalse ();
}
}
public void GetRequestEntries_ExistingEntriesCorrectPredicate_ShouldReturnCorrectSequence ()
{
var sut = new TitanicMemoryIO ();
for (var i = 0; i < 10; i++)
sut.SaveRequestEntry (i % 2 == 0
? new RequestEntry { RequestId = Guid.NewGuid (), State = RequestEntry.Is_Processed }
: new RequestEntry { RequestId = Guid.NewGuid () });
var result = sut.GetRequestEntries (e => e.State == RequestEntry.Is_Processed);
result.Should ().BeOfType (typeof (RequestEntry[]));
result.Count ().Should ().Be (5);
result.All (e => e.State == RequestEntry.Is_Processed).Should ().BeTrue ();
}
public void GetRequestEntries_NotExistingEntries_ShouldReturnDefaultObject ()
{
var sut = new TitanicMemoryIO ();
var id = Guid.NewGuid ();
sut.GetRequestEntries (e => e.RequestId == id).ShouldAllBeEquivalentTo (default (IEnumerable<RequestEntry>));
}
public void ctor_CreateObject_ShouldReturnNotNull ()
{
var sut = new TitanicMemoryIO ();
sut.Should ().NotBeNull ();
}
public void GetRequestEntry_ExistingEntry_ShouldReturnDefaultObject ()
{
var sut = new TitanicMemoryIO ();
var id = Guid.NewGuid ();
sut.SaveRequestEntry (new RequestEntry { RequestId = id });
var result = sut.GetRequestEntry (id);
result.RequestId.Should ().Be (id);
result.State.Should ().Be (RequestEntry.Is_Pending);
result.Position.Should ().Be (-1);
result.Request.Should ().BeNull ();
}
public void TitanicReply_RequestReplyOk_ShouldSentCorrectReply ()
{
var io = new TitanicMemoryIO ();
using (var reqWorker = new FakeRequestMDPWorker ())
using (var repWorker = new FakeReplyMDPWorker ())
using (var closeWorker = new FakeCloseMDPWorker ())
using (var dispatchClient = new FakeDispatchMDPClient ())
using (var sut = new TitanicBroker (io))
{
// setup the queue with a request
var guid = Guid.NewGuid ();
io.SaveNewRequestEntry (guid, new NetMQMessage ());
var entry = io.GetRequestEntry (guid);
// message content is expected to be [service][reply]
entry.Request.Push ("REPLY DATA");
entry.Request.Push ("echo");
io.SaveProcessedRequestEntry (entry);
// setup the fake replyWorker's request
repWorker.Request = new NetMQMessage ();
repWorker.Request.Push (guid.ToString ());
// start the process chain - worker & client should only run until they hit an AutoResetEvent
Task.Factory.StartNew (() => sut.Run (reqWorker, repWorker, closeWorker, dispatchClient));
// signal worker to go ahead
repWorker.waitHandle.Set ();
// give everything some time to process
Thread.Sleep (_sleep_for);
// TEST COMMUNICATION
repWorker.Reply.FrameCount.Should ().Be (3, "because a 3 frame message is expected. ({0})", repWorker.Reply);
repWorker.Reply.First.ConvertToString ().Should ().Be ("Ok");
repWorker.Reply.Should ().Equal (entry.Request);
// TEST QUEUE
io.GetRequestEntries (e => e.RequestId == guid).Count ().Should ().Be (1);
var queueEntry = io.GetRequestEntry (guid);
queueEntry.State.Should ().Be (RequestEntry.Is_Processed);
io.ExistsMessage (TitanicOperation.Close, guid).Should ().BeFalse ();
}
}
public void GetNotClosedEntries_ExistingEntriesNoResult_ShouldReturnCorrectSequence ()
{
var sut = new TitanicMemoryIO ();
for (var i = 0; i < 10; i++)
sut.SaveRequestEntry (new RequestEntry { RequestId = Guid.NewGuid (), State = RequestEntry.Is_Closed });
sut.NumberOfRequests.Should ().Be (10);
var result = sut.GetNotClosedRequestEntries ();
result.Count ().Should ().Be (0);
}
public void Run_RequestProcessStandardFlow_ShouldWriteQueueAndReplyCorrect ()
{
var io = new TitanicMemoryIO ();
using (var reqWorker = new FakeRequestMDPWorker ())
using (var repWorker = new FakeReplyMDPWorker ())
using (var closeWorker = new FakeCloseMDPWorker ())
using (var dispatchClient = new FakeDispatchMDPClient ())
using (var sut = new TitanicBroker (io))
{
// request worker will receive two calls
// a) null -> initial call which is answered with a request [service][data]
// b) reply -> [Ok][Guid]
// and TitanicRequest will also write the TitanicQueue -> add a request
// Run will also write queue with different data
reqWorker.Request = new NetMQMessage ();
reqWorker.Request.Push ("Request Data");
reqWorker.Request.Push ("echo");
// start the process chain - worker & client should only run until they hit an AutoResetEvent
Task.Factory.StartNew (() => sut.Run (reqWorker, repWorker, closeWorker, dispatchClient));
// give system time to act
Thread.Sleep (200);
// TEST COMMUNICATION
reqWorker.Reply.FrameCount.Should ().Be (2, "because it was {0}", reqWorker.Reply.ToString ());
reqWorker.Reply.First.ConvertToString ().Should ().Be ("Ok");
var s = reqWorker.Reply.Last.ConvertToString ();
Guid id;
Guid.TryParse (s, out id).Should ().BeTrue ();
// TEST QUEUE (Run was sent the Guid and it kick started the Dispatch(!)
io.NumberOfRequests.Should ().Be (1, "because only one request was received");
var request = io.GetRequestEntry (id);
request.Should ().NotBe (default (RequestEntry), "because the id for the request should allow the retrieval");
request.RequestId.Should ().Be (id);
request.State.Should ().Be (RequestEntry.Is_Pending, "because it has not yet been processed");
request.Request.Should ().Equal (reqWorker.Request, "because {0} was sent.", reqWorker.Request);
}
}
public void SaveRequestEntry_InvalidParameter_ShouldThrowArgumentNullException ()
{
var sut = new TitanicMemoryIO ();
sut.Invoking (o => o.SaveRequestEntry (null)).ShouldThrow<ArgumentNullException> ();
}
public void Run_RequestReplyClose_ShouldWriteQueueAndReplyCorrect ()
{
var io = new TitanicMemoryIO ();
using (var reqWorker = new FakeRequestMDPWorker ())
using (var repWorker = new FakeReplyMDPWorker ())
using (var closeWorker = new FakeCloseMDPWorker ())
using (var dispatchClient = new FakeDispatchMDPClient ())
using (var sut = new TitanicBroker (io))
{
// 1. Request
// 2. Reply -> test
reqWorker.Request = new NetMQMessage ();
reqWorker.Request.Push ("Request Data");
reqWorker.Request.Push ("echo");
// start the process chain - worker & client should only run until they hit an AutoResetEvent
Task.Factory.StartNew (() => sut.Run (reqWorker, repWorker, closeWorker, dispatchClient));
// give system time to act
Thread.Sleep (_sleep_for);
// get reply id for further processing
var s = reqWorker.Reply.Last.ConvertToString ();
Guid id;
Guid.TryParse (s, out id).Should ().BeTrue ();
// inject to repWorker who is waiting to proceed and prepare request
repWorker.Request = new NetMQMessage ();
repWorker.Request.Push (s);
// get RequestEntry from queue and mark as processed
var entry = io.GetRequestEntry (id);
io.SaveProcessedRequestEntry (entry);
// signal to proceed to send prepared request
repWorker.waitHandle.Set ();
// set up the fake client's request
closeWorker.Request = new NetMQMessage ();
closeWorker.Request.Push (id.ToString ());
// signal to proceed to send prepared request
closeWorker.waitHandle.Set ();
// give it time to process
Thread.Sleep (_sleep_for);
// TEST COMMUNICATION
closeWorker.Reply.FrameCount.Should ().Be (1, "because only one frame should have been returned.");
closeWorker.Reply.First.ConvertToString ().Should ().Be ("Ok", "because 'Ok' should have been send.");
// TEST QUEUE
io.NumberOfRequests.Should ().Be (0);
io.ExistsMessage (TitanicOperation.Request, id).Should ().BeFalse ();
io.ExistsMessage (TitanicOperation.Reply, id).Should ().BeFalse ();
io.ExistsMessage (TitanicOperation.Close, id).Should ().BeFalse ();
}
}
public void CloseRequest_NoRequestExisting_ShouldReturn ()
{
var sut = new TitanicMemoryIO ();
sut.CloseRequest (Guid.NewGuid ());
}