pair_byval.cpp

来自「Boost provides free peer-reviewed portab」· C++ 代码 · 共 46 行

//  (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:
   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*[] )
{
    boost::mpl::true_ *p = BOOST_FOREACH_IS_LIGHTWEIGHT_PROXY(my_pair);

    // non-const containers by value
    BOOST_CHECK(sequence_equal_byval_n(my_pair, "\1\2\3\4\5"));

    // const containers by value
    BOOST_CHECK(sequence_equal_byval_c(my_const_pair, "\1\2\3\4\5"));

    return 0;
}