A sample project for how to setup googletest with CMake. The detailed blog can be found here

https://youyue123.github.io/tech/2018/01/29/TDD-for-C++-in-CMake-And-GoogleTest.html

File Structure

├── build                     # build folder for this project
    ├── src
    │   ├── sample_lib_1          # Sample Library 1 folder
    │   │   ├── sample_lib_1.cpp  # Implementation file for Sample Library 1
    │   │   ├── sample_lib_1.hpp  # Declarition file for Sample Library 1
    │   │   ├── CMakeList.txt     # CMake definition file for Sample Library 1
    │   ├── sample_lib_2          # Same as above structure
    │   │   ├── sample_lib_2.cpp  
    │   │   ├── sample_lib_2.hpp  
    │   │   ├── CMakeList.txt    
    │   ├── CMakeList.txt         # CMake defination for the whole src folder
    │   └── main.cpp              # Main entrance
    ├── tests                
    │   ├── testSampleLib1        # Test Sample Lib 1 folder
    │   │   ├── CMakeLists.txt    # CMake defination for Test Sample Lib 1 folder
    │   │   ├── testSampleLib1.cpp# Test case implementation file 
    │   │   ├── testSampleLib1.hpp# Test case declaration file
    │   │   ├── main.cpp          # Entrance of this test case
    │   │   ├── testSampleLib1.cpp    
    │   ├── testSampleLib2        # Similar to testSampleLib1
    │   │   ├── ...
    │   │   ├── ...   
    │   │   ├── ...
    │   │   ├── ...
    │   │   └── ...
    │   └── CMakeLists.txt        # CMake defination for the whole tests folder
    └── CMakeLists.txt

Build

mkdir build
cd build
cmake ..
make

Run Test

cd build && make test

Refer to this blog post for a detailed explaination of how it works.