public void ReturnsAllMessagesWhenLastMessageIdIsLessThanAllMessages()
{
// id = 27
// _, 28, 29, 32
// ^
var trace = new TraceManager();
var bus = new InProcessMessageBus(trace, false);
bus.Send("testclient", "bar", "1").Wait();
bus.Send("testclient", "bar", "2").Wait();
bus.Send("testclient", "foo", "3").Wait();
bus.Send("testclient", "foo", "4").Wait();
var result = bus.GetMessages(new[] { "foo" }, "1", CancellationToken.None).Result;
Assert.Equal(2, result.Messages.Count);
}
public void ReturnsMessagesGreaterThanLastMessageIdWhenLastMessageIdNotInStore()
{
// id = 27
// 24, 25, 28, 30, 45
// ^
var trace = new TraceManager();
var bus = new InProcessMessageBus(trace, false);
bus.Send("testclient", "bar", "1").Wait();
bus.Send("testclient", "foo", "2").Wait();
bus.Send("testclient", "bar", "3").Wait();
bus.Send("testclient", "foo", "4").Wait();
bus.Send("testclient", "bar", "5").Wait();
bus.Send("testclient", "foo", "6").Wait();
var result = bus.GetMessages(new[] { "foo" }, "3", CancellationToken.None).Result;
Assert.Equal(2, result.Messages.Count);
}
private static void ReceiveLoop(InProcessMessageBus bus, string[] eventKeys, string id)
{
try
{
bus.GetMessages(eventKeys, id, CancellationToken.None).ContinueWith(task =>
{
if (task.IsFaulted)
{
Interlocked.Exchange(ref _exception, task.Exception);
}
else
{
var result = task.Result;
Interlocked.Increment(ref _received);
Interlocked.Increment(ref _avgLastReceivedCount);
ReceiveLoop(bus, eventKeys, result.LastMessageId);
}
});
}
catch (Exception ex)
{
Interlocked.Exchange(ref _exception, ex);
}
}