ceph/src/boost/libs/fusion/test/algorithm/push_back.cpp

   1 /*=============================================================================
   2     Copyright (c) 2001-2011 Joel de Guzman
   3
   4     Distributed under the Boost Software License, Version 1.0. (See accompanying
   5     file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
   6 ==============================================================================*/
   7 #include <boost/detail/lightweight_test.hpp>
   8 #include <boost/fusion/container/vector/vector.hpp>
   9 #include <boost/fusion/adapted/mpl.hpp>
  10 #include <boost/fusion/sequence/io/out.hpp>
  11 #include <boost/fusion/sequence/comparison/equal_to.hpp>
  12 #include <boost/fusion/sequence/intrinsic/at.hpp>
  13 #include <boost/fusion/container/generation/make_vector.hpp>
  14 #include <boost/fusion/algorithm/transformation/push_back.hpp>
  15 #include <boost/fusion/algorithm/iteration/for_each.hpp>
  16 #include <boost/mpl/vector_c.hpp>
  17 #include <string>
  18
  19 struct plus_one
  20 {
  21     template <typename T>
  22     void operator()(T& v) const
  23     {
  24         v += 1;
  25     }
  26 };
  27
  28 int
  29 main()
  30 {
  31     using namespace boost::fusion;
  32
  33     std::cout << tuple_open('[');
  34     std::cout << tuple_close(']');
  35     std::cout << tuple_delimiter(", ");
  36
  37 /// Testing push_back
  38
  39     {
  40         char const* s = "Ruby";
  41         typedef vector<int, char, double, char const*> vector_type;
  42         vector_type t1(1, 'x', 3.3, s);
  43
  44         {
  45             std::cout << push_back(t1, 123456) << std::endl;
  46             BOOST_TEST((push_back(t1, 123456)
  47                 == make_vector(1, 'x', 3.3, s, 123456)));
  48         }
  49
  50         {
  51             std::cout << push_back(t1, "funny") << std::endl;
  52             BOOST_TEST((push_back(t1, "funny")
  53                 == make_vector(1, 'x', 3.3, s, std::string("funny"))));
  54         }
  55
  56         {
  57             std::cout << push_back(t1, t1) << std::endl;
  58             BOOST_TEST((push_back(t1, t1)
  59                 == make_vector(1, 'x', 3.3, s, t1)));
  60         }
  61     }
  62
  63     {
  64         typedef boost::mpl::vector_c<int, 1, 2, 3, 4, 5> mpl_vec;
  65         std::cout << boost::fusion::push_back(mpl_vec(), boost::mpl::int_<6>()) << std::endl;
  66         BOOST_TEST((boost::fusion::push_back(mpl_vec(), boost::mpl::int_<6>())
  67             == make_vector(1, 2, 3, 4, 5, 6)));
  68     }
  69
  70     return boost::report_errors();
  71 }
  72