# Fetch gtest source code from Github include(FetchContent) FetchContent_Declare( googletest GIT_REPOSITORY https://github.com/google/googletest GIT_TAG f8d7d77c06936315286eb55f8de22cd23c188571 # v1.14.0 ) FetchContent_MakeAvailable(googletest) include_directories( ${googletest_SOURCE_DIR}/googletest/include )