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checking that the enum is valid (not empty and not forward declaration) (#323)

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Daniil Goncharov 2023-12-16 17:00:00 +04:00 • committed by GitHub
parent 41f674b061
commit e09f25780a
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8 changed files with 74 additions and 20 deletions
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31
test/test.cpp
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@ -23,9 +23,8 @@
#define CATCH_CONFIG_MAIN
#include <catch2/catch.hpp>
#undef MAGIC_ENUM_RANGE_MIN
#define MAGIC_ENUM_NO_CHECK_VALID_ENUM_TYPE
#define MAGIC_ENUM_RANGE_MIN -120
#undef MAGIC_ENUM_RANGE_MAX
#define MAGIC_ENUM_RANGE_MAX 120
#include <magic_enum.hpp>
#include <magic_enum_fuse.hpp>
@ -1247,3 +1246,31 @@ TEST_CASE("enum_prev_value_circular") {
REQUIRE(enum_prev_value_circular(Color::RED, -3) == Color::RED);
REQUIRE(enum_prev_value_circular(Color::RED, -4) == Color::GREEN);
}
TEST_CASE("valid_enum") {
//enum Forward1;
enum Forward2 : uint32_t;
enum class Forward3;
enum class Forward4 : uint32_t;
enum Empty1 {};
enum Empty2 : uint32_t {};
enum class Empty3 {};
enum class Empty4 : uint32_t {};
//REQUIRE(magic_enum::detail::is_valid_enum_v<Forward1, as_flags<true>>);
//REQUIRE(magic_enum::detail::is_valid_enum_v<Forward1, as_flags<false>>);
REQUIRE(magic_enum::detail::is_valid_enum_v<Forward2, as_flags<true>>);
REQUIRE(magic_enum::detail::is_valid_enum_v<Forward2, as_flags<false>>);
REQUIRE(magic_enum::detail::is_valid_enum_v<Forward3, as_flags<true>>);
REQUIRE(magic_enum::detail::is_valid_enum_v<Forward3, as_flags<false>>);
REQUIRE(magic_enum::detail::is_valid_enum_v<Forward4, as_flags<true>>);
REQUIRE(magic_enum::detail::is_valid_enum_v<Forward4, as_flags<false>>);
REQUIRE(magic_enum::detail::is_valid_enum_v<Empty1, as_flags<true>>);
REQUIRE(magic_enum::detail::is_valid_enum_v<Empty1, as_flags<false>>);
REQUIRE(magic_enum::detail::is_valid_enum_v<Empty2, as_flags<true>>);
REQUIRE(magic_enum::detail::is_valid_enum_v<Empty2, as_flags<false>>);
REQUIRE(magic_enum::detail::is_valid_enum_v<Empty3, as_flags<true>>);
REQUIRE(magic_enum::detail::is_valid_enum_v<Empty3, as_flags<false>>);
REQUIRE(magic_enum::detail::is_valid_enum_v<Empty4, as_flags<true>>);
REQUIRE(magic_enum::detail::is_valid_enum_v<Empty4, as_flags<false>>);
}