public void I_should_be_able_to_split_a_bunch_of_messages_from_a_group()
        {
            PingMessage ping = new PingMessage();
            PongMessage pong = new PongMessage();

            MessageGroup group = MessageGroup.Build <MessageGroup>()
                                 .Add(ping)
                                 .Add(pong);

            object[] items = group.ToArray();

            Assert.That(items.Length, Is.EqualTo(2));
        }