cmx-google-test.cmake

include_guard()

set(CMX_GTEST_VERSION 1.13.0)
set(CMX_GTEST_FETCHED OFF)

macro(cmx_include_gtest target)
    set(num_args ${ARGC})
    if(num_args GREATER 1)
        set(access ${ARGV1}) # Copy first optional argument
    else()
        set(access PUBLIC) # Default to PUBLIC
    endif()
    set(gtest_force_shared_crt OFF CACHE BOOL "" FORCE)
    if(NOT CMX_GTEST_FETCHED)
        FetchContent_Declare(
            google-test
            GIT_REPOSITORY https://github.com/google/googletest.git
            GIT_TAG "v${CMX_GTEST_VERSION}")
        FetchContent_MakeAvailable(google-test)
        enable_testing(TRUE)
        include(GoogleTest)
        set(CMX_GTEST_FETCHED ON)
    endif() # CMX_GTEST_FETCHED
    gtest_discover_tests(${target})
    target_link_libraries(${target} ${access} gtest_main)
endmacro()

macro(cmx_add_tests name)
    set(${name}_source_files)
    foreach (arg IN ITEMS ${ARGN})
        file(GLOB_RECURSE sources "${arg}/*.c*")
        list(APPEND ${name}_source_files ${sources})
        file(GLOB_RECURSE headers "${arg}/*.h*")
        list(APPEND ${name}_source_files ${headers})
    endforeach()
    add_executable(${name} ${${name}_source_files})
    cmx_include_gtest(${name} PRIVATE)
    unset(${name}_source_files)
endmacro()