These support more simple test idioms, and can replace the ad-hoc code that projects have traditionally had to write and maintain for running their tests.

这些框架支持更简单的测试方法，让项目不再需要为运行测试编写和维护专门的代码。

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That represented 30% of all its ad sales for the quarter, up from 23% last quarter and in a traditionally tough quarter.

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