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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/assert.hpp>
- #include <boost/hana/concept/struct.hpp>
- #include <boost/hana/equal.hpp>
- #include <boost/hana/integral_constant.hpp>
- #include <boost/hana/unpack.hpp>
- #include "minimal_struct.hpp"
- #include <laws/base.hpp>
- #include <support/minimal_product.hpp>
- namespace hana = boost::hana;
- using hana::test::ct_eq;
- int main() {
- constexpr auto pair = ::minimal_product;
- hana::test::_injection<0> f{};
- BOOST_HANA_CONSTANT_CHECK(hana::equal(
- hana::unpack(obj(), f),
- f()
- ));
- BOOST_HANA_CONSTANT_CHECK(hana::equal(
- hana::unpack(obj(ct_eq<0>{}), f),
- f(pair(hana::int_c<0>, ct_eq<0>{}))
- ));
- BOOST_HANA_CONSTANT_CHECK(hana::equal(
- hana::unpack(obj(ct_eq<0>{}, ct_eq<1>{}), f),
- f(pair(hana::int_c<0>, ct_eq<0>{}),
- pair(hana::int_c<1>, ct_eq<1>{}))
- ));
- BOOST_HANA_CONSTANT_CHECK(hana::equal(
- hana::unpack(obj(ct_eq<0>{}, ct_eq<1>{}, ct_eq<2>{}), f),
- f(pair(hana::int_c<0>, ct_eq<0>{}),
- pair(hana::int_c<1>, ct_eq<1>{}),
- pair(hana::int_c<2>, ct_eq<2>{}))
- ));
- }
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