ceph/src/boost/libs/foreach/test/stl_byref_r.cpp

   1 //  (C) Copyright Eric Niebler 2004.
   2 //  Use, modification and distribution are subject to the
   3 //  Boost Software License, Version 1.0. (See accompanying file
   4 //  LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
   5
   6 /*
   7  Revision history:
   8    25 August 2005: Initial version.
   9 */
  10
  11 #include <list>
  12 #include <boost/core/lightweight_test.hpp>
  13 #include <boost/foreach.hpp>
  14
  15 ///////////////////////////////////////////////////////////////////////////////
  16 // define the container types, used by utility.hpp to generate the helper functions
  17 typedef std::list<int> foreach_container_type;
  18 typedef std::list<int> const foreach_const_container_type;
  19 typedef int foreach_value_type;
  20 typedef int &foreach_reference_type;
  21 typedef int const &foreach_const_reference_type;
  22
  23 #include "./utility.hpp"
  24
  25 ///////////////////////////////////////////////////////////////////////////////
  26 // initialize a std::list<int>
  27 std::list<int> make_list()
  28 {
  29     std::list<int> l;
  30     l.push_back(1);
  31     l.push_back(2);
  32     l.push_back(3);
  33     l.push_back(4);
  34     l.push_back(5);
  35     return l;
  36 }
  37
  38 ///////////////////////////////////////////////////////////////////////////////
  39 // define some containers
  40 //
  41 std::list<int> my_list = make_list();
  42 std::list<int> const &my_const_list = my_list;
  43
  44 ///////////////////////////////////////////////////////////////////////////////
  45 // test_main
  46 //
  47 int main()
  48 {
  49     // non-const containers by reference
  50     BOOST_TEST(sequence_equal_byref_n_r(my_list, "\5\4\3\2\1"));
  51
  52     // const containers by reference
  53     BOOST_TEST(sequence_equal_byref_c_r(my_const_list, "\5\4\3\2\1"));
  54
  55     // mutate the mutable collections
  56     mutate_foreach_byref_r(my_list);
  57
  58     // compare the mutated collections to the actual results
  59     BOOST_TEST(sequence_equal_byref_n_r(my_list, "\6\5\4\3\2"));
  60
  61     return boost::report_errors();
  62 }