comparable.cpp 979 B

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  1. // Copyright Louis Dionne 2013-2017
  2. // Distributed under the Boost Software License, Version 1.0.
  3. // (See accompanying file LICENSE.md or copy at http://boost.org/LICENSE_1_0.txt)
  4. #include <boost/hana/assert.hpp>
  5. #include <boost/hana/equal.hpp>
  6. #include <boost/hana/pair.hpp>
  7. #include <boost/hana/tuple.hpp>
  8. #include <laws/base.hpp>
  9. #include <laws/comparable.hpp>
  10. namespace hana = boost::hana;
  11. using hana::test::ct_eq;
  12. int main() {
  13. BOOST_HANA_CONSTANT_CHECK(
  14. hana::make_pair(ct_eq<1>{}, ct_eq<2>{}) ==
  15. hana::make_pair(ct_eq<1>{}, ct_eq<2>{})
  16. );
  17. BOOST_HANA_CONSTANT_CHECK(
  18. hana::make_pair(ct_eq<1>{}, ct_eq<3>{}) !=
  19. hana::make_pair(ct_eq<1>{}, ct_eq<2>{})
  20. );
  21. hana::test::TestComparable<hana::pair_tag>{hana::make_tuple(
  22. hana::make_pair(ct_eq<3>{}, ct_eq<3>{})
  23. , hana::make_pair(ct_eq<3>{}, ct_eq<4>{})
  24. , hana::make_pair(ct_eq<4>{}, ct_eq<3>{})
  25. , hana::make_pair(ct_eq<4>{}, ct_eq<4>{})
  26. )};
  27. }