I have wrote some programs for math used c. but now, i wanna know how is the quality of my code. so are there any unit testing framework to use to test my code? I had searched many frameworks in google, And i am not clearly which one should i choose.

please give me some suggestion, does it worth using unit testing framework? i have read some c programs which is published on github, maybe because of my few experience, few of them includes unit testing framework.