public void MessageShouldBeHandledCorrectlyByEachHandlerSequentially()
{
var msg = new BasicMessage();
var pipeline = PipelineBuilder.BuildBasicPipeline <BasicMessage>();
pipeline.Register(new FirstMessageHandler())
.Register(new SecondMessageHandler())
.Register(new ThirdMessageHandler());
pipeline.HandleMessage(msg);
msg.FirstHandlerDone.Should().BeTrue();
msg.SecondHandlerDone.Should().BeTrue();
msg.ThirdHandlerDone.Should().BeTrue();
msg.HandledBy.Count.Should().Be(3);
msg.HandledBy[0].Should().Be("First");
msg.HandledBy[1].Should().Be("Second");
msg.HandledBy[2].Should().Be("Third");
}