交通便捷是冰雪旅游发展的首要保障。不少冰雪旅游目的地位置偏远，交通接驳曾是制约游客出行的主要问题。随着交通基础设施不断完善和服务模式持续创新，这一问题正逐步得到破解。
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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).