#ifndef LIBDPF_TEST_TESTS_HELPERS_DOMAIN_WALK_HPP__
#define LIBDPF_TEST_TESTS_HELPERS_DOMAIN_WALK_HPP__

// eval_interval / eval_full emit points in integer order of the input bits
// (the same order as operator++ for ordinary integers). xor_wrapper::operator++
// is characteristic-2 addition, XOR 1, so it does not walk that domain.
template <typename InputT>
InputT next_domain_point(InputT cur)
{
    if constexpr (dpf::utils::has_characteristic_two_v<InputT>)
    {
        using narrow = dpf::utils::integral_type_from_bitlength_t<dpf::utils::bitlength_of_v<InputT>>;
        auto bits = static_cast<narrow>(dpf::utils::to_integral_type<InputT>{}(cur));
        bits = static_cast<narrow>(bits + narrow{1});
        return dpf::utils::make_from_integral_value<InputT>{}(bits);
    }
    else
    {
        ++cur;
        return cur;
    }
}

#endif  // LIBDPF_TEST_TESTS_HELPERS_DOMAIN_WALK_HPP__