通常情况下，一个单元测试在特殊环境下只测试一些特殊的方法，因此它将白箱测试分为更广泛的种类。

Usually, a unit test exercises some particular method in a particular context, thus it falls in the broader category of white box testing.

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开发者使用Web服务工具箱和单元测试环境来创建和测试Web服务。

A developer USES a Web services toolkit and unit test environment to create and test the Web service.

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模拟对象被Tim Mackinnon、Steve Freeman和Philip Craig 1所支持并成为单元测试工具箱的主要组成部分。

Mock objects were championed by Tim Mackinnon, Steve Freeman, and Philip Craig 1 and have become a staple in the unit testing toolbox.

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