/*
@copyright Louis Dionne 2014
Distributed under the Boost Software License, Version 1.0.
(See accompanying file LICENSE.md or copy at http://boost.org/LICENSE_1_0.txt)
 */

#include <boost/hana/map.hpp>

#include <boost/hana/comparable/laws.hpp>
#include <boost/hana/detail/constexpr.hpp>
#include <boost/hana/detail/minimal/product.hpp>
#include <boost/hana/detail/static_assert.hpp>
#include <boost/hana/integral.hpp>
#include <boost/hana/list/instance.hpp>
using namespace boost::hana;


template <int i>
constexpr auto key = int_<i>;

template <int i>
constexpr auto value = int_<i + 100>;

template <int i, int j>
BOOST_HANA_CONSTEXPR_LAMBDA auto p = detail::minimal::product<>(key<i>, value<j>);

int main() {
    BOOST_HANA_STATIC_ASSERT(Comparable::laws::check(
        list(
            map(),
            map(p<1, 1>),
            map(p<1, 2>),
            map(p<1, 1>, p<2, 2>)
        )
    ));
}