一种情况是测试程序设计不正确而可能在一些系统中编译失败。

One is when the test program isn't correctly designed and may fail to compile on some systems. As an example, consider the following proposed test program for the availability of the STRCMP function.

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这个例行程序为你的测试程序提供了访问数据库的路径，但它同时使测试程序设计员无法处理注册程序的准确语义。

This routine provides your test programs with the means to access the database, but it also shields the test programmers from having to deal with the exact semantics of the login procedure.

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在大多数情况下，在需求评审中找到一个需求问题，要比等到程序设计好、编码好，构建好以及测试好之后再找到，成本要低得多。

In most cases, finding a requirement problem in a requirements review is far cheaper than waiting until the application is designed, coded, built, and in testing to find the problem.

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