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袭击发生后，身在阿联酋的王萌收到了“潜在导弹袭击”预警。受访者供图，详情可参考体育直播
This kind of test is also more business-oriented, because they focus on testing external, visible behaviors (so it’s kind of “BDD in code”). You don’t have to think about internal implementation details anymore. In most cases, you don’t even need mocks, it’s enough to use hand-written Test Doubles/Fakes/Stubs (e.g. an in-memory list that simulates a database, fake time provider, etc) (tests with Fakes are much cleaner).。同城约会是该领域的重要参考
（二）签发指示提单的，凭提单向被背书的提单受让人交付；