ceph/src/boost/libs/hana/test/concept/struct/laws.cpp

   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
   5 #include <boost/hana/concept/struct.hpp>
   6 #include <boost/hana/integral_constant.hpp>
   7 #include <boost/hana/tuple.hpp>
   8
   9 #include "minimal_struct.hpp"
  10 #include <laws/base.hpp>
  11 #include <laws/comparable.hpp>
  12 #include <laws/foldable.hpp>
  13 #include <laws/searchable.hpp>
  14 namespace hana = boost::hana;
  15 using hana::test::ct_eq;
  16
  17
  18 int main() {
  19     auto eq0 = hana::make_tuple(obj());
  20     auto eq1 = hana::make_tuple(
  21         obj(ct_eq<0>{}), obj(ct_eq<1>{}), obj(ct_eq<2>{})
  22     );
  23     auto eq2 = hana::make_tuple(
  24         obj(ct_eq<0>{}, ct_eq<0>{}),
  25         obj(ct_eq<0>{}, ct_eq<1>{}),
  26         obj(ct_eq<1>{}, ct_eq<0>{}),
  27         obj(ct_eq<1>{}, ct_eq<1>{}),
  28         obj(ct_eq<0>{}, ct_eq<2>{}),
  29         obj(ct_eq<2>{}, ct_eq<3>{})
  30     );
  31
  32     hana::test::TestComparable<minimal_struct_tag<0>>{eq0};
  33     hana::test::TestComparable<minimal_struct_tag<1>>{eq1};
  34     hana::test::TestComparable<minimal_struct_tag<2>>{eq2};
  35
  36     hana::test::TestFoldable<minimal_struct_tag<0>>{eq0};
  37     hana::test::TestFoldable<minimal_struct_tag<1>>{eq1};
  38     hana::test::TestFoldable<minimal_struct_tag<2>>{eq2};
  39
  40     hana::test::TestSearchable<minimal_struct_tag<0>>{eq0, hana::make_tuple()};
  41     hana::test::TestSearchable<minimal_struct_tag<1>>{eq1, hana::make_tuple(hana::int_c<0>)};
  42     hana::test::TestSearchable<minimal_struct_tag<2>>{eq2, hana::make_tuple(hana::int_c<0>, hana::int_c<1>)};
  43 }