Function TestEnum

util/generic/flags_ut.cpp:36–77

Y_UNIT_TEST_SUITE(TFlagsTest) {
    template <class Enum>
    void TestEnum() {
        {
            auto i = Enum::Test1 | Enum::Test2;

            UNIT_ASSERT((std::is_same<decltype(i), TFlags<Enum>>::value));
            UNIT_ASSERT((std::is_same<decltype(~i), TFlags<Enum>>::value));
            UNIT_ASSERT(!(std::is_same<decltype(i), int>::value));
            UNIT_ASSERT_VALUES_EQUAL(sizeof(Enum), sizeof(TFlags<Enum>));

            UNIT_ASSERT(i.HasFlag(Enum::Test1));
            UNIT_ASSERT(i.HasFlag(Enum::Test4) == false);
            UNIT_ASSERT(i.HasFlags(Enum::Test1));
            UNIT_ASSERT(i.HasFlags(Enum::Test4) == false);
            UNIT_ASSERT(i.HasFlags(Enum::Test1 | Enum::Test4) == false);
            UNIT_ASSERT(i.HasAnyOfFlags(Enum::Test1));
            UNIT_ASSERT(i.HasAnyOfFlags(Enum::Test4) == false);
            UNIT_ASSERT(i.HasAnyOfFlags(Enum::Test1 | Enum::Test4));

            i |= Enum::Test4;
            i ^= Enum::Test2;
            UNIT_ASSERT_EQUAL(i, Enum::Test4 | Enum::Test1);
            UNIT_ASSERT_EQUAL(i & Enum::Test1, i & ~Enum::Test4);
            UNIT_ASSERT(i & Enum::Test4);
            UNIT_ASSERT_UNEQUAL(i, ~i);
            UNIT_ASSERT_EQUAL(i, ~~i);
        }
        {
            auto i = Enum::Test1 | Enum::Test2;
            i.RemoveFlag(Enum::Test1);
            UNIT_ASSERT_EQUAL(i, TFlags<Enum>(Enum::Test2));
        }
        {
            auto i = Enum::Test1 | Enum::Test2;
            i.RemoveFlags(Enum::Test1);
            UNIT_ASSERT_EQUAL(i, TFlags<Enum>(Enum::Test2));
        }
        {
            auto i = Enum::Test1 | Enum::Test2;
            i.RemoveFlags(Enum::Test1 | Enum::Test2);
            UNIT_ASSERT_EQUAL(i, TFlags<Enum>());
        }
    }

    Y_UNIT_TEST(TestFlags) {
        TestEnum<ETestFlag1>();