rttr enum registration test

main.cpp

#include <rttr/registration>
#include <iostream>

enum class TestEnum { First = 1, Second = 2 };

RTTR_REGISTRATION
{
    using namespace rttr;
    registration::enumeration<TestEnum>("TestEnum")
        (
            value("First", TestEnum::First),
            value("Second", TestEnum::Second)
        );
}

int main(int /*argc*/, char** /*argv*/)
{
    //print booleans as text
    std::cerr << std::boolalpha;

    //check if we can get the type
    rttr::type type = rttr::type::get<TestEnum>();
    std::cerr << "type is valid: " << type.is_valid() << "\n";
    std::cerr << "type is enum: " << type.is_enumeration() << "\n";
    std::cerr << "\n";

    //check if we can get the enumeration
    rttr::enumeration enumeration = type.get_enumeration();
    std::cerr << "enum is valid: " << enumeration.is_valid() << "\n";
    std::cerr << "enum name: " << enumeration.get_name() << "\n";
    std::cerr << "\n";

    //print enumeration names
    std::cerr << "enum names:\n";
    for (const auto& name : enumeration.get_names())
        std::cerr << name << "\n";
    std::cerr << "\n";

    //get an enumeration value as a variant
    rttr::variant value = enumeration.name_to_value("Second");
    std::cerr << "value is valid: " << value.is_valid() << "\n";
    std::cerr << "value type: " << value.get_type().get_name() << "\n";
    std::cerr << "value as int: " << value.to_int() << "\n";
    std::cerr << "\n";

    //convert the variant (TODO this does not work)
    bool convertedOk;
    TestEnum converted = value.convert<TestEnum>(&convertedOk);
    std::cerr << "converted ok: " << convertedOk << "\n";
    std::cerr << "converted is first: " << (converted == TestEnum::First) << "\n";
    std::cerr << "converted is second: " << (converted == TestEnum::Second) << "\n";
    std::cerr << "converted as int: " << static_cast<int>(converted) << "\n";
    std::cerr << "\n";

    //extract the value from the variant (TODO however, this works)
    TestEnum extracted = value.get_value<TestEnum>();
    std::cerr << "extracted is first: " << (extracted == TestEnum::First) << "\n";
    std::cerr << "extracted is second: " << (extracted == TestEnum::Second) << "\n";
    std::cerr << "extracted as int: " << static_cast<int>(extracted) << "\n";
    std::cerr << "\n";
}