Enum BadColor

test/test.cpp:971–980

TEST_CASE("extrema") {
  enum class BadColor : std::uint64_t {
    RED,
    GREEN,
    YELLOW,
    // The value NONE is ignored (out of range).
    // However, it affects the value of min_v. When reflected_min_v was incorrect,
    // the presence of NONE caused miv_v to be equal to -1, which was then cast to unsigned,
    // leading to a value of 18446744073709551615 (numeric_limit_max of uint64_t).
    NONE = std::numeric_limits<std::uint64_t>::max()
  };

  REQUIRE(magic_enum::enum_name<BadColor>(BadColor::NONE).empty());
  REQUIRE_FALSE(enum_cast<BadColor>(std::numeric_limits<std::uint64_t>::max()).has_value());