The test will always be tested about whether a method is called, which also includes the sequence and parameters of the event, and parameters, etc. It is simply recorded and then tested in the final use of Assertequals. I have never thought about a suitable word to describe. When I use this method today, I suddenly thought of using "autumn post" should be a more appropriate word. Because it represents a simple time (noted down, there is really something that you can't do, "Of course, there should be no such thing, the autumn is the account old, let me think of the landlord is grabbed. Food) , Wait until the last account is coming. (Of course, I will not worry about there is still a hometown.