Github:
https://github.com/google/googletest
https://github.com/google/googletest/blob/master/googletest/docs/primer.md
googletest helps you write better C++ tests.
googletest is a testing framework developed by the Testing Technology team with Google's specific requirements and constraints in mind. Whether you work on Linux, Windows, or a Mac, if you write C++ code, googletest can help you. And it supports any kind of tests, not just unit tests.
