ceph/src/boost/libs/hana/test/ext/boost/mpl/integral_c/tag.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/ext/boost/mpl/integral_c.hpp>
   6
   7 #include <boost/hana/core/tag_of.hpp>
   8
   9 #include <boost/mpl/bool.hpp>
  10 #include <boost/mpl/char.hpp>
  11 #include <boost/mpl/int.hpp>
  12 #include <boost/mpl/integral_c.hpp>
  13 #include <boost/mpl/long.hpp>
  14 #include <boost/mpl/size_t.hpp>
  15
  16 #include <cstddef>
  17 #include <type_traits>
  18 namespace hana = boost::hana;
  19 namespace mpl = boost::mpl;
  20
  21
  22 static_assert(std::is_same<
  23     hana::tag_of_t<mpl::bool_<true>>,
  24     hana::ext::boost::mpl::integral_c_tag<bool>
  25 >::value, "");
  26
  27 static_assert(std::is_same<
  28     hana::tag_of_t<mpl::int_<0>>,
  29     hana::ext::boost::mpl::integral_c_tag<int>
  30 >::value, "");
  31
  32 static_assert(std::is_same<
  33     hana::tag_of_t<mpl::long_<0>>,
  34     hana::ext::boost::mpl::integral_c_tag<long>
  35 >::value, "");
  36
  37 static_assert(std::is_same<
  38     hana::tag_of_t<mpl::size_t<0>>,
  39     hana::ext::boost::mpl::integral_c_tag<std::size_t>
  40 >::value, "");
  41
  42 static_assert(std::is_same<
  43     hana::tag_of_t<mpl::integral_c<int, 0>>,
  44     hana::ext::boost::mpl::integral_c_tag<int>
  45 >::value, "");
  46
  47 static_assert(std::is_same<
  48     hana::tag_of_t<mpl::char_<0>>,
  49     hana::ext::boost::mpl::integral_c_tag<char>
  50 >::value, "");
  51
  52 int main() { }