FetchContent_Declare( Catch2 GIT_SHALLOW TRUE GIT_REPOSITORY https://github.com/catchorg/Catch2.git GIT_TAG v3.5.3 ) FetchContent_MakeAvailable(Catch2) list(APPEND CMAKE_MODULE_PATH ${Catch2_SOURCE_DIR}/extras) add_executable(tests test.cpp) target_link_libraries(tests PRIVATE Catch2::Catch2WithMain) set_target_properties(tests PROPERTIES RUNTIME_OUTPUT_DIRECTORY ${CMAKE_BINARY_DIR} OUTPUT_NAME run_tests ) include(CTest) include(Catch) catch_discover_tests(tests)