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- // Boost.Range library
- //
- // Copyright Thorsten Ottosen 2003-2004. Use, modification and
- // distribution is 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)
- //
- // For more information, see http://www.boost.org/libs/range/
- //
- #include <boost/detail/workaround.hpp>
- #if BOOST_WORKAROUND(__BORLANDC__, BOOST_TESTED_AT(0x564))
- # pragma warn -8091 // suppress warning in Boost.Test
- # pragma warn -8057 // unused argument argc/argv in Boost.Test
- #endif
- #include <boost/range/concepts.hpp>
- #include <boost/range/functions.hpp>
- #include <boost/range/metafunctions.hpp>
- #include <boost/static_assert.hpp>
- #include <boost/type_traits.hpp>
- #include <boost/test/test_tools.hpp>
- #include <vector>
- #include <iterator>
- #include <utility>
- void check_iterator_pair()
- {
- typedef std::vector<int> vec_t;
- vec_t vec;
- vec.push_back( 4 );
- typedef std::pair<vec_t::iterator,vec_t::iterator>
- pair_t;
- typedef std::pair<vec_t::const_iterator,vec_t::const_iterator>
- const_pair_t;
- typedef const pair_t const_pair_tt;
- pair_t pair = std::make_pair( boost::begin( vec ), boost::end( vec ) );
- const_pair_t const_pair = std::make_pair( boost::begin( vec ), boost::end( vec ) );
- const_pair_tt constness_pair( pair );
- BOOST_STATIC_ASSERT(( boost::is_same< boost::range_value<pair_t>::type,
- std::iterator_traits<pair_t::first_type>::value_type>::value ));
- BOOST_STATIC_ASSERT(( boost::is_same< boost::range_iterator<pair_t>::type, pair_t::first_type >::value ));
- BOOST_STATIC_ASSERT(( boost::is_same< boost::range_const_iterator<pair_t>::type, pair_t::first_type >::value ));
- BOOST_STATIC_ASSERT(( boost::is_same< boost::range_difference<pair_t>::type,
- std::iterator_traits<pair_t::first_type>::difference_type >::value ));
- BOOST_STATIC_ASSERT(( boost::is_same< boost::range_size<pair_t>::type, std::size_t >::value ));
- BOOST_STATIC_ASSERT(( boost::is_same< boost::range_iterator<pair_t>::type, pair_t::first_type >::value ));
- BOOST_STATIC_ASSERT(( boost::is_same< boost::range_iterator<const_pair_t>::type, const_pair_t::first_type >::value ));
- BOOST_STATIC_ASSERT(( boost::is_same< boost::range_value<const_pair_tt>::type,
- std::iterator_traits<const_pair_t::first_type>::value_type>::value ));
- BOOST_STATIC_ASSERT(( boost::is_same< boost::range_iterator<const_pair_tt>::type, const_pair_tt::first_type >::value ));
- //
- // This behavior is not supported with v2.
- //BOOST_STATIC_ASSERT(( is_same< range_const_iterator<const_pair_tt>::type, const_pair_tt::first_type >::value ));
- BOOST_STATIC_ASSERT(( boost::is_same< boost::range_difference<const_pair_tt>::type,
- std::iterator_traits<const_pair_tt::first_type>::difference_type >::value ));
- BOOST_STATIC_ASSERT(( boost::is_same< boost::range_size<const_pair_tt>::type, std::size_t >::value ));
- BOOST_STATIC_ASSERT(( boost::is_same< boost::range_iterator<const_pair_tt>::type, const_pair_tt::first_type >::value ));
- BOOST_STATIC_ASSERT(( boost::is_same< boost::range_iterator<const_pair_tt>::type, const_pair_tt::first_type >::value ));
- BOOST_CHECK( boost::begin( pair ) == pair.first );
- BOOST_CHECK( boost::end( pair ) == pair.second );
- BOOST_CHECK( boost::empty( pair ) == (pair.first == pair.second) );
- BOOST_CHECK( boost::size( pair ) ==
- static_cast<std::size_t>(
- std::distance(pair.first, pair.second)) );
- BOOST_CHECK( boost::begin( const_pair ) == const_pair.first );
- BOOST_CHECK( boost::end( const_pair ) == const_pair.second );
- BOOST_CHECK( boost::empty( const_pair ) == (const_pair.first == const_pair.second) );
- BOOST_CHECK( boost::size( const_pair ) ==
- static_cast<std::size_t>(
- std::distance(const_pair.first, const_pair.second)) );
- BOOST_CHECK( boost::begin( constness_pair ) == constness_pair.first );
- BOOST_CHECK( boost::end( constness_pair ) == constness_pair.second );
- BOOST_CHECK( boost::empty( constness_pair ) == (constness_pair.first == const_pair.second) );
- BOOST_CHECK( boost::size( constness_pair ) ==
- static_cast<std::size_t>(
- std::distance(constness_pair.first,
- constness_pair.second)) );
- }
- #include <boost/test/unit_test.hpp>
- boost::unit_test::test_suite* init_unit_test_suite( int argc, char* argv[] )
- {
- boost::unit_test::test_suite* test = BOOST_TEST_SUITE( "Range Test Suite" );
- test->add( BOOST_TEST_CASE( &check_iterator_pair ) );
- return test;
- }
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