ceph/src/boost/libs/foreach/test/pair_byref.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    13 December 2004 : Initial version.
   9    25 August 2005 : Initial version.
  10 */
  11
  12 #include <boost/test/minimal.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::pair<int*,int*> foreach_container_type;
  18 typedef std::pair<int const*,int const*> 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 // define some containers
  27 //
  28 int my_array[] = { 1,2,3,4,5 };
  29 std::pair<int*,int*> my_pair(my_array,my_array+5);
  30 std::pair<int const*,int const*> const my_const_pair(my_array,my_array+5);
  31
  32 ///////////////////////////////////////////////////////////////////////////////
  33 // test_main
  34 //
  35 int test_main( int, char*[] )
  36 {
  37     // non-const containers by reference
  38     BOOST_CHECK(sequence_equal_byref_n(my_pair, "\1\2\3\4\5"));
  39
  40     // const containers by reference
  41     BOOST_CHECK(sequence_equal_byref_c(my_const_pair, "\1\2\3\4\5"));
  42
  43     // mutate the mutable collections
  44     mutate_foreach_byref(my_pair);
  45
  46     // compare the mutated collections to the actual results
  47     BOOST_CHECK(sequence_equal_byref_n(my_pair, "\2\3\4\5\6"));
  48
  49     return 0;
  50 }