cmake_minimum_required(VERSION 3.14...3.18) project(FetchExample LANGUAGES CXX) include(FetchContent) include(CTest) FetchContent_Declare( catch GIT_REPOSITORY https://github.com/catchorg/Catch2.git GIT_TAG v2.13.0 ) # CMake 3.14+ FetchContent_MakeAvailable(catch) add_executable(fetch_example main.cpp) target_link_libraries(fetch_example PRIVATE Catch2::Catch2) add_test(NAME fetch_example COMMAND fetch_example)