foreach/test/pair_byref.cpp
2014-01-10 22:17:48 -08:00

51 lines
1.6 KiB
C++

// (C) Copyright Eric Niebler 2004.
// Use, modification and distribution are subject to the
// Boost Software License, Version 1.0. (See accompanying file
// LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
/*
Revision history:
13 December 2004 : Initial version.
25 August 2005 : Initial version.
*/
#include <boost/test/minimal.hpp>
#include <boost/foreach.hpp>
///////////////////////////////////////////////////////////////////////////////
// define the container types, used by utility.hpp to generate the helper functions
typedef std::pair<int*,int*> foreach_container_type;
typedef std::pair<int const*,int const*> const foreach_const_container_type;
typedef int foreach_value_type;
typedef int &foreach_reference_type;
typedef int const &foreach_const_reference_type;
#include "./utility.hpp"
///////////////////////////////////////////////////////////////////////////////
// define some containers
//
int my_array[] = { 1,2,3,4,5 };
std::pair<int*,int*> my_pair(my_array,my_array+5);
std::pair<int const*,int const*> const my_const_pair(my_array,my_array+5);
///////////////////////////////////////////////////////////////////////////////
// test_main
//
int test_main( int, char*[] )
{
// non-const containers by reference
BOOST_CHECK(sequence_equal_byref_n(my_pair, "\1\2\3\4\5"));
// const containers by reference
BOOST_CHECK(sequence_equal_byref_c(my_const_pair, "\1\2\3\4\5"));
// mutate the mutable collections
mutate_foreach_byref(my_pair);
// compare the mutated collections to the actual results
BOOST_CHECK(sequence_equal_byref_n(my_pair, "\2\3\4\5\6"));
return 0;
}