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// Copyright 2023 Peter Dimov
// Distributed under the Boost Software License, Version 1.0.
// https://www.boost.org/LICENSE_1_0.txt
#include <boost/mp11/list.hpp>
#if !defined(BOOST_MP11_HAS_TEMPLATE_AUTO)
#pragma message("Test skipped because BOOST_MP11_HAS_TEMPLATE_AUTO is not defined")
int main() {}
#else
#include <boost/mp11/integral.hpp>
#include <boost/mp11/utility.hpp>
#include <boost/core/lightweight_test_trait.hpp>
template<auto... A> struct L1 {};
template<int... I> struct L2 {};
template<class N> using double_ = boost::mp11::mp_value< N::value * 2 >;
using Q_double = boost::mp11::mp_quote<double_>;
template<class N> using is_zero = boost::mp11::mp_bool< N::value == 0 >;
using Q_is_zero = boost::mp11::mp_quote<is_zero>;
int main()
{
using boost::mp11::mp_transform_front;
using boost::mp11::mp_transform_first;
using boost::mp11::mp_transform_front_q;
using boost::mp11::mp_transform_first_q;
//
BOOST_TEST_TRAIT_SAME(mp_transform_front<L1<3>, double_>, L1<6>);
BOOST_TEST_TRAIT_SAME(mp_transform_first<L1<3>, double_>, L1<6>);
BOOST_TEST_TRAIT_SAME(mp_transform_front_q<L1<3>, Q_double>, L1<6>);
BOOST_TEST_TRAIT_SAME(mp_transform_first_q<L1<3>, Q_double>, L1<6>);
BOOST_TEST_TRAIT_SAME(mp_transform_front<L1<3, false>, double_>, L1<6, false>);
BOOST_TEST_TRAIT_SAME(mp_transform_first<L1<3, false>, double_>, L1<6, false>);
BOOST_TEST_TRAIT_SAME(mp_transform_front_q<L1<3, false>, Q_double>, L1<6, false>);
BOOST_TEST_TRAIT_SAME(mp_transform_first_q<L1<3, false>, Q_double>, L1<6, false>);
BOOST_TEST_TRAIT_SAME(mp_transform_front<L1<3, false, true>, double_>, L1<6, false, true>);
BOOST_TEST_TRAIT_SAME(mp_transform_first<L1<3, false, true>, double_>, L1<6, false, true>);
BOOST_TEST_TRAIT_SAME(mp_transform_front_q<L1<3, false, true>, Q_double>, L1<6, false, true>);
BOOST_TEST_TRAIT_SAME(mp_transform_first_q<L1<3, false, true>, Q_double>, L1<6, false, true>);
//
BOOST_TEST_TRAIT_SAME(mp_transform_front<L1<0>, is_zero>, L1<true>);
BOOST_TEST_TRAIT_SAME(mp_transform_first<L1<0>, is_zero>, L1<true>);
BOOST_TEST_TRAIT_SAME(mp_transform_front_q<L1<0>, Q_is_zero>, L1<true>);
BOOST_TEST_TRAIT_SAME(mp_transform_first_q<L1<0>, Q_is_zero>, L1<true>);
BOOST_TEST_TRAIT_SAME(mp_transform_front<L1<0, 1>, is_zero>, L1<true, 1>);
BOOST_TEST_TRAIT_SAME(mp_transform_first<L1<0, 1>, is_zero>, L1<true, 1>);
BOOST_TEST_TRAIT_SAME(mp_transform_front_q<L1<0, 1>, Q_is_zero>, L1<true, 1>);
BOOST_TEST_TRAIT_SAME(mp_transform_first_q<L1<0, 1>, Q_is_zero>, L1<true, 1>);
BOOST_TEST_TRAIT_SAME(mp_transform_front<L1<0, 1, 2>, is_zero>, L1<true, 1, 2>);
BOOST_TEST_TRAIT_SAME(mp_transform_first<L1<0, 1, 2>, is_zero>, L1<true, 1, 2>);
BOOST_TEST_TRAIT_SAME(mp_transform_front_q<L1<0, 1, 2>, Q_is_zero>, L1<true, 1, 2>);
BOOST_TEST_TRAIT_SAME(mp_transform_first_q<L1<0, 1, 2>, Q_is_zero>, L1<true, 1, 2>);
//
BOOST_TEST_TRAIT_SAME(mp_transform_front<L2<3>, double_>, L2<6>);
BOOST_TEST_TRAIT_SAME(mp_transform_first<L2<3>, double_>, L2<6>);
BOOST_TEST_TRAIT_SAME(mp_transform_front_q<L2<3>, Q_double>, L2<6>);
BOOST_TEST_TRAIT_SAME(mp_transform_first_q<L2<3>, Q_double>, L2<6>);
BOOST_TEST_TRAIT_SAME(mp_transform_front<L2<3, 2>, double_>, L2<6, 2>);
BOOST_TEST_TRAIT_SAME(mp_transform_first<L2<3, 2>, double_>, L2<6, 2>);
BOOST_TEST_TRAIT_SAME(mp_transform_front_q<L2<3, 2>, Q_double>, L2<6, 2>);
BOOST_TEST_TRAIT_SAME(mp_transform_first_q<L2<3, 2>, Q_double>, L2<6, 2>);
BOOST_TEST_TRAIT_SAME(mp_transform_front<L2<3, 2, 1>, double_>, L2<6, 2, 1>);
BOOST_TEST_TRAIT_SAME(mp_transform_first<L2<3, 2, 1>, double_>, L2<6, 2, 1>);
BOOST_TEST_TRAIT_SAME(mp_transform_front_q<L2<3, 2, 1>, Q_double>, L2<6, 2, 1>);
BOOST_TEST_TRAIT_SAME(mp_transform_first_q<L2<3, 2, 1>, Q_double>, L2<6, 2, 1>);
//
return boost::report_errors();
}
#endif
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