tests/static_tests/functional/mpl.cpp - master - UCS/sqlite_orm

tests/static_tests/functional/mpl.cpp
35 строк2 KB
klaus triendl
Updated to Catch2 v3
15 янв 2023, 22:59
15 янв 2023, 22:593154d24
#include <sqlite_orm/sqlite_orm.h>
#include <catch2/catch_all.hpp>

using namespace sqlite_orm;

TEST_CASE("mpl") {
    using mpl_is_same = mpl::quote_fn<std::is_same>;

    STATIC_REQUIRE(!mpl::is_metafunction_class_v<std::true_type>);
    STATIC_REQUIRE(mpl::is_metafunction_class_v<mpl_is_same>);
    STATIC_REQUIRE(mpl::invoke_fn_t<std::is_same, int, int>::value);
    STATIC_REQUIRE(mpl::invoke_t<mpl_is_same, int, int>::value);
    STATIC_REQUIRE(!mpl::invoke_t<mpl::not_<mpl_is_same>, int, int>::value);
    STATIC_REQUIRE(mpl::invoke_t<mpl::bind_front_fn<std::is_constructible, std::vector<int>>, size_t, int>::value);
    STATIC_REQUIRE(mpl::invoke_t<mpl::bind_back_fn<std::is_constructible, size_t, int>, std::vector<int>>::value);
    STATIC_REQUIRE(mpl::invoke_t<mpl::conjunction_fn<>>::value);
    STATIC_REQUIRE(!mpl::invoke_t<mpl::disjunction_fn<>>::value);
    STATIC_REQUIRE(mpl::invoke_t<mpl::conjunction_fn<std::is_same, std::is_convertible>, int, int>::value);
    STATIC_REQUIRE(!mpl::invoke_t<mpl::not_<mpl::disjunction_fn<std::is_same, std::is_convertible>>, int, int>::value);
    STATIC_REQUIRE(mpl::invoke_t<mpl::identity, std::true_type>::value);
    STATIC_REQUIRE(mpl::invoke_t<mpl::always<std::true_type>>::value);
    STATIC_REQUIRE(std::is_same<mpl::invoke_t<mpl::pass_extracted_fn_to<mpl::identity>, std::is_void<int>>,
                                mpl::quote_fn<std::is_void>>::value);
    STATIC_REQUIRE(mpl::invoke_t<mpl::pass_extracted_fn_to<mpl_is_same>,
                                 mpl::quote_fn<std::is_void>,
                                 mpl::quote_fn<std::is_void>>::value);
    using check_if_same_type = mpl::bind_front_fn<std::is_same, int>;
    STATIC_REQUIRE(mpl::invoke_t<check_if_same_type, int>::value);
    using check_if_same_template =
        mpl::pass_extracted_fn_to<mpl::bind_front_fn<std::is_same, mpl::quote_fn<std::vector>>>;
    STATIC_REQUIRE(mpl::invoke_t<check_if_same_template, std::vector<int>>::value);
    using check_if_has_type_t = mpl::bind_front_higherorder_fn<polyfill::is_detected, internal::type_t>;
    STATIC_REQUIRE(!mpl::invoke_t<check_if_has_type_t, int>::value);
    STATIC_REQUIRE(mpl::invoke_t<check_if_has_type_t, std::true_type>::value);
}