ceph/src/boost/libs/hana/example/map/values.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/assert.hpp>
   6 #include <boost/hana/contains.hpp>
   7 #include <boost/hana/integral_constant.hpp>
   8 #include <boost/hana/map.hpp>
   9 #include <boost/hana/pair.hpp>
  10 #include <boost/hana/permutations.hpp>
  11 #include <boost/hana/tuple.hpp>
  12 #include <boost/hana/type.hpp>
  13
  14 #include <string>
  15 namespace hana = boost::hana;
  16 using namespace std::literals;
  17
  18
  19 int main() {
  20     auto m = hana::make_map(
  21         hana::make_pair(hana::int_c<1>, "foobar"s),
  22         hana::make_pair(hana::type_c<void>, 1234)
  23     );
  24
  25     // The order of the values is unspecified.
  26     BOOST_HANA_RUNTIME_CHECK(
  27         hana::values(m) ^hana::in^ hana::permutations(hana::make_tuple("foobar"s, 1234))
  28     );
  29 }