| 1 | // Copyright Louis Dionne 2013-2022 |
| 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 | |
| 5 | #include <boost/hana/ext/boost/tuple.hpp> |
| 6 | |
| 7 | #include <boost/hana/bool.hpp> |
| 8 | #include <boost/hana/equal.hpp> |
| 9 | #include <boost/hana/functional/always.hpp> |
| 10 | #include <boost/hana/tuple.hpp> |
| 11 | |
| 12 | #include <laws/base.hpp> |
| 13 | #include <laws/monad_plus.hpp> |
| 14 | |
| 15 | #include <boost/tuple/tuple.hpp> |
| 16 | namespace hana = boost::hana; |
| 17 | |
| 18 | |
| 19 | template <int i> |
| 20 | using eq = hana::test::ct_eq<i>; |
| 21 | |
| 22 | int main() { |
| 23 | ////////////////////////////////////////////////////////////////////////// |
| 24 | // Setup for the laws below |
| 25 | ////////////////////////////////////////////////////////////////////////// |
| 26 | auto eq_tuples = hana::make_tuple( |
| 27 | ::boost::make_tuple(eq<0>{}) |
| 28 | , ::boost::make_tuple(eq<0>{}, eq<1>{}) |
| 29 | , ::boost::make_tuple(eq<0>{}, eq<1>{}, eq<2>{}) |
| 30 | ); |
| 31 | |
| 32 | auto eq_values = hana::make_tuple(eq<0>{}, eq<1>{}, eq<2>{}); |
| 33 | auto predicates = hana::make_tuple( |
| 34 | hana::equal.to(eq<0>{}), hana::equal.to(eq<1>{}), hana::equal.to(eq<2>{}), |
| 35 | hana::always(hana::false_c), hana::always(hana::true_c) |
| 36 | ); |
| 37 | |
| 38 | ////////////////////////////////////////////////////////////////////////// |
| 39 | // MonadPlus |
| 40 | ////////////////////////////////////////////////////////////////////////// |
| 41 | hana::test::TestMonadPlus<hana::ext::boost::tuple_tag>{eq_tuples, predicates, eq_values}; |
| 42 | } |
| 43 | |