CMAKE_MINIMUM_REQUIRED(VERSION 3.14 FATAL_ERROR)
INCLUDE(FetchContent)

IF (BUILD_TESTING)
    FETCHCONTENT_DECLARE(doctest_framework
                         URL file://${CMAKE_SOURCE_DIR}/depend/doctest-2.4.9.tar.gz
                         URL_MD5 a7948b5ec1f69de6f84c7d7487aaf79b)
    FETCHCONTENT_MAKEAVAILABLE(doctest_framework)

    FETCHCONTENT_GETPROPERTIES(doctest_framework)
    IF (NOT doctest_framework_POPULATED)
        FETCHCONTENT_POPULATE(doctest_framework)
        ADD_SUBDIRECTORY(${doctest_framework_SOURCE_DIR})
    ENDIF ()

    INCLUDE_DIRECTORIES(${doctest_framework_SOURCE_DIR}/doctest)
    LIST(APPEND CMAKE_MODULE_PATH ${doctest_framework_SOURCE_DIR}/scripts/cmake)
ENDIF ()