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103 lines
4.8 KiB
C++
103 lines
4.8 KiB
C++
// Boost.Range library
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//
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// Copyright Thorsten Ottosen 2003-2004. Use, modification and
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// distribution is subject to the Boost Software License, Version
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// 1.0. (See accompanying file LICENSE_1_0.txt or copy at
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// http://www.boost.org/LICENSE_1_0.txt)
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//
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// For more information, see http://www.boost.org/libs/range/
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//
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#include <boost/detail/workaround.hpp>
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#if BOOST_WORKAROUND(__BORLANDC__, BOOST_TESTED_AT(0x564))
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# pragma warn -8091 // suppress warning in Boost.Test
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# pragma warn -8057 // unused argument argc/argv in Boost.Test
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#endif
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#include <boost/range/concepts.hpp>
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#include <boost/range/functions.hpp>
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#include <boost/range/metafunctions.hpp>
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#include <boost/static_assert.hpp>
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#include <boost/type_traits.hpp>
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#include <boost/test/test_tools.hpp>
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#include <vector>
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void check_iterator_pair()
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{
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typedef std::vector<int> vec_t;
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vec_t vec;
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vec.push_back( 4 );
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typedef std::pair<vec_t::iterator,vec_t::iterator>
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pair_t;
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typedef std::pair<vec_t::const_iterator,vec_t::const_iterator>
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const_pair_t;
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typedef const pair_t const_pair_tt;
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pair_t pair = std::make_pair( boost::begin( vec ), boost::end( vec ) );
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const_pair_t const_pair = std::make_pair( boost::begin( vec ), boost::end( vec ) );
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const_pair_tt constness_pair( pair );
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BOOST_STATIC_ASSERT(( boost::is_same< boost::range_value<pair_t>::type,
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boost::detail::iterator_traits<pair_t::first_type>::value_type>::value ));
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BOOST_STATIC_ASSERT(( boost::is_same< boost::range_iterator<pair_t>::type, pair_t::first_type >::value ));
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BOOST_STATIC_ASSERT(( boost::is_same< boost::range_const_iterator<pair_t>::type, pair_t::first_type >::value ));
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BOOST_STATIC_ASSERT(( boost::is_same< boost::range_difference<pair_t>::type,
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boost::detail::iterator_traits<pair_t::first_type>::difference_type >::value ));
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BOOST_STATIC_ASSERT(( boost::is_same< boost::range_size<pair_t>::type, std::size_t >::value ));
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BOOST_STATIC_ASSERT(( boost::is_same< boost::range_iterator<pair_t>::type, pair_t::first_type >::value ));
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BOOST_STATIC_ASSERT(( boost::is_same< boost::range_iterator<const_pair_t>::type, const_pair_t::first_type >::value ));
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BOOST_STATIC_ASSERT(( boost::is_same< boost::range_value<const_pair_tt>::type,
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boost::detail::iterator_traits<const_pair_t::first_type>::value_type>::value ));
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BOOST_STATIC_ASSERT(( boost::is_same< boost::range_iterator<const_pair_tt>::type, const_pair_tt::first_type >::value ));
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//
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// This behavior is not supported with v2.
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//BOOST_STATIC_ASSERT(( is_same< range_const_iterator<const_pair_tt>::type, const_pair_tt::first_type >::value ));
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BOOST_STATIC_ASSERT(( boost::is_same< boost::range_difference<const_pair_tt>::type,
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boost::detail::iterator_traits<const_pair_tt::first_type>::difference_type >::value ));
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BOOST_STATIC_ASSERT(( boost::is_same< boost::range_size<const_pair_tt>::type, std::size_t >::value ));
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BOOST_STATIC_ASSERT(( boost::is_same< boost::range_iterator<const_pair_tt>::type, const_pair_tt::first_type >::value ));
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BOOST_STATIC_ASSERT(( boost::is_same< boost::range_iterator<const_pair_tt>::type, const_pair_tt::first_type >::value ));
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BOOST_CHECK( boost::begin( pair ) == pair.first );
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BOOST_CHECK( boost::end( pair ) == pair.second );
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BOOST_CHECK( boost::empty( pair ) == (pair.first == pair.second) );
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BOOST_CHECK( boost::size( pair ) ==
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static_cast<std::size_t>(
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std::distance(pair.first, pair.second)) );
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BOOST_CHECK( boost::begin( const_pair ) == const_pair.first );
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BOOST_CHECK( boost::end( const_pair ) == const_pair.second );
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BOOST_CHECK( boost::empty( const_pair ) == (const_pair.first == const_pair.second) );
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BOOST_CHECK( boost::size( const_pair ) ==
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static_cast<std::size_t>(
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std::distance(const_pair.first, const_pair.second)) );
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BOOST_CHECK( boost::begin( constness_pair ) == constness_pair.first );
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BOOST_CHECK( boost::end( constness_pair ) == constness_pair.second );
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BOOST_CHECK( boost::empty( constness_pair ) == (constness_pair.first == const_pair.second) );
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BOOST_CHECK( boost::size( constness_pair ) ==
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static_cast<std::size_t>(
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std::distance(constness_pair.first,
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constness_pair.second)) );
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}
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#include <boost/test/unit_test.hpp>
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boost::unit_test::test_suite* init_unit_test_suite( int argc, char* argv[] )
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{
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boost::unit_test::test_suite* test = BOOST_TEST_SUITE( "Range Test Suite" );
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test->add( BOOST_TEST_CASE( &check_iterator_pair ) );
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return test;
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}
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