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Merged new tests from PR #1625

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John Wellbelove 2026-10-12 10:25:18 +01:00
parent ac50a71cea
commit fb367487e5
1 changed files with 34 additions and 0 deletions
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34
test/test_variant_variadic.cpp
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@ -2570,6 +2570,40 @@ namespace
} }
}; };
//*************************************************************************
TEST(test_variant_visit_dispatches_every_alternative)
{
etl::variant<int8_t, uint8_t, int16_t> variant;
variant_test_visit_dispatcher visitor;
variant = int8_t{};
CHECK_EQUAL(5, etl::visit(visitor, variant));
variant = uint8_t{};
CHECK_EQUAL(6, etl::visit(visitor, variant));
variant = int16_t{};
CHECK_EQUAL(7, etl::visit(visitor, variant));
}
//*************************************************************************
TEST(test_variant_visit_rejects_valueless_variant)
{
etl::variant<int8_t, uint8_t> variant(etl::private_variant::valueless_t{});
variant_test_visit_dispatcher visitor;
CHECK_THROW(etl::visit(visitor, variant), etl::bad_variant_access);
}
//*************************************************************************
TEST(test_variant_multiple_visit_rejects_valueless_later_variant)
{
etl::variant<int8_t, uint8_t> variant1;
etl::variant<int8_t, uint16_t, uint8_t> variant2(etl::private_variant::valueless_t{});
CHECK_THROW(etl::visit<int16_t>(test_variant_multiple_visit_helper{}, variant1, variant2), etl::bad_variant_access);
}
TEST(test_variant_multiple_visit) TEST(test_variant_multiple_visit)
{ {
etl::variant<int8_t, uint8_t> variant1; etl::variant<int8_t, uint8_t> variant1;