ceph/src/boost/libs/fusion/test/sequence/convert.hpp

   1 /*=============================================================================
   2     Copyright (c) 2015 Kohei Takahashi
   3
   4     Use modification and distribution are subject to the Boost Software
   5     License, Version 1.0. (See accompanying file LICENSE_1_0.txt or copy at
   6     http://www.boost.org/LICENSE_1_0.txt).
   7 ==============================================================================*/
   8
   9 #include <string>
  10 #include <boost/config.hpp>
  11 #include <boost/core/lightweight_test.hpp>
  12 #include <boost/fusion/include/convert.hpp>
  13 #include <boost/fusion/include/at.hpp>
  14
  15 #include <boost/fusion/include/vector.hpp>
  16 #include <boost/fusion/include/deque.hpp>
  17 #include <boost/fusion/include/list.hpp>
  18 #include <boost/fusion/include/boost_tuple.hpp>
  19 #if !defined(BOOST_NO_CXX11_VARIADIC_TEMPLATES)
  20 #include <boost/fusion/include/std_tuple.hpp>
  21 #endif
  22
  23 template <typename Tag>
  24 void test(FUSION_SEQUENCE<int, std::string> const& seq)
  25 {
  26     typedef typename
  27         boost::fusion::result_of::convert<
  28             Tag
  29           , FUSION_SEQUENCE<int, std::string>
  30         >::type
  31     type;
  32
  33     type v = boost::fusion::convert<Tag>(seq);
  34     BOOST_TEST((boost::fusion::at_c<0>(v) == 123));
  35     BOOST_TEST((boost::fusion::at_c<1>(v) == "Hola!!!"));
  36 }
  37
  38 int main()
  39 {
  40     FUSION_SEQUENCE<int, std::string> seq(123, "Hola!!!");
  41     test<boost::fusion::vector_tag>(seq);
  42     test<boost::fusion::deque_tag>(seq);
  43     test<boost::fusion::cons_tag>(seq);
  44     test<boost::fusion::boost_tuple_tag>(seq);
  45 #if !defined(BOOST_NO_CXX11_VARIADIC_TEMPLATES)
  46     test<boost::fusion::std_tuple_tag>(seq);
  47 #endif
  48
  49     return boost::report_errors();
  50 }
  51