CMAKE_MINIMUM_REQUIRED(VERSION 3.14 FATAL_ERROR)
CMAKE_POLICY(SET CMP0135 NEW)

INCLUDE(FetchContent)

IF (BUILD_TESTING)
    FETCHCONTENT_DECLARE(doctest_framework
                         URL file://${CMAKE_SOURCE_DIR}/depend/doctest-2.4.11.tar.gz
                         URL_MD5 17913db0ef2d0bc75376dfb0a2d8c230)
    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 ()