public void CloseRequest_MaxEntryClosedRequests_ShouldPurgeQueue()
{
const int max_entries = 20;
var path = Path.Combine(Path.GetTempPath(), ".titanic", "Close_2");
var sut = new TitanicFileIO(path, max_entries);
for (var i = 0; i < max_entries; i++)
{
sut.SaveNewRequestEntry(Guid.NewGuid()); // -> fill titanic.queue
}
var requests = sut.GetRequestEntries(null).ToArray();
requests.Length.Should().Be(max_entries, "because 20 entries were written.");
foreach (var entry in requests)
{
sut.CloseRequest(entry.RequestId);
}
sut.GetRequestEntries(null)
.Should().BeEmpty("because all requests have been closed!");
Directory.Delete(sut.TitanicDirectory, true);
}
public void CloseRequest_MaxEntryClosedRequestsLeaveAdditionalRequests_ShouldReorganizeQueue()
{
const int additional_requests = 5;
const int max_entries = 20;
var path = Path.Combine(Path.GetTempPath(), ".titanic", "Close_3");
var sut = new TitanicFileIO(path, max_entries);
for (var i = 0; i < max_entries + additional_requests; i++)
{
sut.SaveNewRequestEntry(Guid.NewGuid()); // -> fill titanic.queue
}
var requests = sut.GetRequestEntries(null).ToArray();
requests.Length.Should().Be(max_entries + additional_requests);
for (var i = 0; i < max_entries; i++)
{
sut.CloseRequest(requests[i].RequestId);
}
sut.GetNotClosedRequestEntries()
.Count()
.Should()
.Be(additional_requests, "because 5 requests should have been left over!");
Directory.Delete(sut.TitanicDirectory, true);
}
public void CloseRequest_MaxEntryClosedAndAdditionalRequestsAndReplies_ShouldReorganizeQueue()
{
const int max_entries = 20;
const int additional_requests = 5;
var path = Path.Combine(Path.GetTempPath(), ".titanic", "Close_4");
var sut = new TitanicFileIO(path, max_entries);
var titanicQueue = sut.TitanicQueue;
for (var i = 0; i < max_entries + additional_requests; i++)
{
var id = Guid.NewGuid();
sut.SaveNewRequestEntry(id); // -> fill titanic.queue
var message = new NetMQMessage();
message.Push($"Message #{i}");
message.Push("echo");
sut.SaveMessage(TitanicOperation.Request, id, message);
}
foreach (var entry in sut.GetRequestEntries(null).Skip(3).Take(5))
{
sut.SaveProcessedRequestEntry(entry);
var message = sut.GetMessage(TitanicOperation.Request, entry.RequestId);
sut.SaveMessage(TitanicOperation.Reply, entry.RequestId, message);
}
var requests = sut.GetRequestEntries(null).ToArray();
requests.Length.Should().Be(max_entries + additional_requests);
requests.Count(re => re.State == RequestEntry.Is_Processed).Should().Be(5);
for (var i = 0; i < max_entries; i++)
{
sut.CloseRequest(requests[i].RequestId); // mark closed not worrying about state
}
sut.GetNotClosedRequestEntries()
.Count()
.Should()
.Be(additional_requests, "because 5 requests should have been left over!");
Directory.Delete(sut.TitanicDirectory, true);
}
public void CloseRequest_ProcessedRequest_ShouldMarkRequestAppropriate()
{
var path = Path.Combine(Path.GetTempPath(), ".titanic", "Close_1");
var sut = new TitanicFileIO(path);
for (var i = 0; i < 10; i++)
{
sut.SaveNewRequestEntry(Guid.NewGuid()); // -> fill titanic.queue
}
var req = sut.GetRequestEntries(null).Skip(3).First();
sut.SaveProcessedRequestEntry(req);
sut.CloseRequest(req.RequestId);
sut.GetRequestEntries(null)
.Count(re => re.State == RequestEntry.Is_Closed)
.Should()
.Be(1, "because only one request has been processed.");
sut.GetRequestEntry(req.RequestId).State.Should().Be(RequestEntry.Is_Closed);
Directory.Delete(sut.TitanicDirectory, true);
}