Just add this project into yours and that's all. If you want to update Google tests library, just replace the lib folder in the tests folder. You can write your own tests in the some_tests folder. The key feature of this project is:
- Configured CMakeLists.txt in diffrenet folders
- Good structure for your project
- Good structure for CMakeLists.txt
If you want to use mock tests, you should add the correspondig header in your test file.