public void EventDispatcher_Publish()
{
var handler = new Mock <IInputHandler <Message> >();
handler.Setup(exp => exp.ProcessInput(It.IsAny <Message>())).Returns(() => new Event("pipeline", SimpleData.From("test")));
var server = new Mock <IProcessingServer>();
server.Setup(exp => exp.GetHandler <Message>("pipeline")).Returns(handler.Object);
var dispatcher = new EventDispatcher(server.Object);
dispatcher.Process("pipeline", new Message());
server.Verify(exp => exp.Publish(It.Is <Event>(e => e.PipelineId == "pipeline")), Times.Once);
}