# selftest

内核中专门做功能测试的单元叫selftest。在内核目录的tools/testing/selftests目录下。

在这一部分我们花点时间研究一下。

[测试用例的构造过程](/kernel-exploring/handy_tools/03-selftest/03_01-build.md)

[编写测试](/kernel-exploring/handy_tools/03-selftest/03_02-write_test.md)


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