Unity 是一个用纯c语言编写的测试工具. 它简洁实用，多应用于嵌入式系统.Unity工具可以裁剪用于各种规模的嵌入式项目，当然，只要是纯C语言的项目,Unity都可以使用.
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Unity is a unit test framework written entirely in the C language. It is lightweight and possesses special features for embedded systems. Unity has scaled well from small to large embedded projects but can be used for any C project.