public void CanSendAndReceiveMessages(int count, int consumers)
{
var sender = new RabbitMqMessageQueue(ConnectionString, "test.rabbit.sender", "test.rabbit.sender.error").PurgeInputQueue();
const string consumerInputQueue = "test.rabbit.receiver";
var competingConsumers = Enumerable.Range(0, consumers)
.Select(i => new RabbitMqMessageQueue(ConnectionString, consumerInputQueue, consumerInputQueue + ".error").PurgeInputQueue())
.ToArray();
var messageCount = count*consumers;
Console.WriteLine("Sending {0} messages", messageCount);
messageCount.Times(() => sender.Send(consumerInputQueue, new TransportMessageToSend { Body = Encoding.UTF7.GetBytes("w00t!") }));
Console.WriteLine("Receiving {0} messages", messageCount);
long receivedMessageCount = 0;
var stopwatch = Stopwatch.StartNew();
Parallel.For(0, consumers,
i => count.Times(() =>
{
var receivedTransportMessage = competingConsumers[i].ReceiveMessage();
if (receivedTransportMessage == null) return;
Encoding.UTF7.GetString(receivedTransportMessage.Body).ShouldBe("w00t!");
Interlocked.Increment(ref receivedMessageCount);
}));
var totalSeconds = stopwatch.Elapsed.TotalSeconds;
Console.WriteLine("Receiving {0} messages spread across {1} consumers took {2:0.0} s - that's {3:0} msg/s",
messageCount, consumers, totalSeconds, messageCount/totalSeconds);
}
protected RebusBus CreateBus(string inputQueueName, IActivateHandlers handlerActivator)
{
var rabbitMqMessageQueue = new RabbitMqMessageQueue(ConnectionString, inputQueueName, inputQueueName + ".error").PurgeInputQueue();
var bus = new RebusBus(handlerActivator, rabbitMqMessageQueue, rabbitMqMessageQueue,
new InMemorySubscriptionStorage(), new InMemorySagaPersister(), this,
new JsonMessageSerializer(), new TrivialPipelineInspector());
toDispose.Add(bus);
toDispose.Add(rabbitMqMessageQueue);
return bus;
}
Tuple<ISendMessages, IReceiveMessages> RabbitMqTransports()
{
var sender = new RabbitMqMessageQueue(RabbitMqFixtureBase.ConnectionString,"tests.contracts.sender");
var receiver = new RabbitMqMessageQueue(RabbitMqFixtureBase.ConnectionString, "tests.contracts.receiver");
return new Tuple<ISendMessages, IReceiveMessages>(sender, receiver);
}
