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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/greater.hpp>
- #include <boost/hana/greater_equal.hpp>
- #include <boost/hana/less.hpp>
- #include <boost/hana/less_equal.hpp>
- #include <boost/hana/not.hpp>
- #include <boost/hana/optional.hpp>
- #include <laws/base.hpp>
- namespace hana = boost::hana;
- using hana::test::ct_ord;
- struct undefined { };
- int main() {
- BOOST_HANA_CONSTANT_CHECK(hana::nothing < hana::just(undefined{}));
- BOOST_HANA_CONSTANT_CHECK(hana::just(ct_ord<3>{}) < hana::just(ct_ord<4>{}));
- BOOST_HANA_CONSTANT_CHECK(hana::just(ct_ord<3>{}) <= hana::just(ct_ord<4>{}));
- BOOST_HANA_CONSTANT_CHECK(hana::just(ct_ord<4>{}) > hana::just(ct_ord<3>{}));
- BOOST_HANA_CONSTANT_CHECK(hana::just(ct_ord<4>{}) >= hana::just(ct_ord<3>{}));
- BOOST_HANA_CONSTANT_CHECK(hana::less(
- hana::nothing,
- hana::just(undefined{})
- ));
- BOOST_HANA_CONSTANT_CHECK(hana::not_(hana::less(
- hana::just(undefined{}),
- hana::nothing
- )));
- BOOST_HANA_CONSTANT_CHECK(hana::not_(hana::less(
- hana::nothing,
- hana::nothing
- )));
- BOOST_HANA_CONSTANT_CHECK(hana::less(
- hana::just(ct_ord<3>{}),
- hana::just(ct_ord<4>{})
- ));
- BOOST_HANA_CONSTANT_CHECK(hana::not_(hana::less(
- hana::just(ct_ord<3>{}),
- hana::just(ct_ord<3>{})
- )));
- BOOST_HANA_CONSTANT_CHECK(hana::not_(hana::less(
- hana::just(ct_ord<4>{}),
- hana::just(ct_ord<3>{})
- )));
- }
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