public T GetReceivedMessage <T>(Guid correlationId, int millisecondsTimeout) where T : class
        {
            var timeoutTask = Task.Run(() => Task.Delay(millisecondsTimeout));

            while (!timeoutTask.IsCompleted)
            {
                if (_msgsReceived.ContainsKey(correlationId))
                {
                    _stopConsumer.Set();

                    return(_serializerFactory.DeserializeTo <T>(_msgsReceived[correlationId]));
                }
            }

            return(null);
        }
        public Task <bool> VerifyMessageReceived <T>(Func <T, bool> verify, Guid correlationId, int millisecondsTimeout) where T : class
        {
            var t = Task.Run(() =>
            {
                var resetEvent = new ManualResetEventSlim(false);

                var verified = false;

                using (var channel = _modelFactory.CreateModel())
                {
                    var queueName = _queueNameFactory();

                    var routingConfig = new RoutingConfig(queueName);
                    var queueConfig   = new QueueConfig(queueName, routingConfig, _exchange, false, true, true, null);

                    if (_declareQueue)
                    {
                        channel.DeclareAndBindQueue(queueConfig);
                    }

                    var consumer = new EventingBasicConsumer(channel);

                    consumer.Received += (obj, evtArgs) =>
                    {
                        if (correlationId == new Guid(evtArgs.BasicProperties.CorrelationId))
                        {
                            var msg = _serializerFactory.DeserializeTo <T>(evtArgs);

                            verified = verify(msg);

                            resetEvent.Set();
                        }
                    };

                    channel.BasicConsume(queueName, true, consumer);

                    resetEvent.Wait(millisecondsTimeout);
                }

                return(verified);
            });

            // Allow half a second for consumer to start
            Thread.Sleep(500);

            return(t);
        }