This is an example of unit tests for C using google test and google mock.
More information about google mock and google test here
Example file with unit tests created to test example.c
Folder with google test/mock include files. Can be found here:
https://github.com/google/googletest/tree/master/googletest/include/gtest
https://github.com/google/googletest/tree/master/googlemock/include/gmock
Folder with binary files of google test and mock libraries compied for x86_64