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- // Copyright Louis Dionne 2013-2017
- // 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/integral_constant.hpp>
- #include <boost/hana/tuple.hpp>
- #include <boost/hana/value.hpp>
- #include <laws/constant.hpp>
- namespace hana = boost::hana;
- int main() {
- // value
- static_assert(hana::value(hana::integral_c<int, 0>) == 0, "");
- static_assert(hana::value(hana::integral_c<int, 1>) == 1, "");
- // laws
- hana::test::TestConstant<hana::integral_constant_tag<int>>{
- hana::make_tuple(
- hana::int_c<-10>,
- hana::int_c<-2>,
- hana::int_c<0>,
- hana::int_c<1>,
- hana::int_c<3>,
- hana::int_c<4>
- ),
- hana::tuple_t<int, long, long long>
- };
- hana::test::TestConstant<hana::integral_constant_tag<bool>>{
- hana::make_tuple(
- hana::true_c, hana::false_c
- ),
- hana::tuple_t<bool>
- };
- }
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