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tldr/pages/common/lit.md

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# lit
> LLVM integrated tester for executing LLVM and Clang style test suites, summarizing results.
> Part of LLVM.
> More information: <https://www.llvm.org/docs/CommandGuide/lit.html>.
- Run a specified test case:
`lit {{path/to/test_file.test}}`
- Run all test cases in a specified directory:
`lit {{path/to/test_suite}}`
- Run all test cases and check the wall time for each cases, then report to summary output:
`lit {{path/to/test_suite}} --time-tests`
- Run individual tests with Valgrind (memory check and memory leak test):
`lit {{path/to/test_file.test}} --vg --vg-leak --vg-args={{args_to_valgrind}}`