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- /*=============================================================================
- Copyright (c) 2001-2007 Joel de Guzman
- Copyright (c) 2007 Dan Marsden
- Distributed under 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)
- ==============================================================================*/
- #include <boost/detail/lightweight_test.hpp>
- #include <boost/fusion/container/vector.hpp>
- #include <boost/fusion/view/zip_view.hpp>
- #include <boost/fusion/support/unused.hpp>
- #include <boost/fusion/iterator.hpp>
- #include <boost/fusion/sequence/intrinsic.hpp>
- #include <boost/mpl/assert.hpp>
- #include <boost/type_traits/is_same.hpp>
- int main()
- {
- using namespace boost::fusion;
- {
- typedef vector2<int,int> int_vector;
- typedef vector2<char,char> char_vector;
- typedef vector<int_vector&, unused_type const&, char_vector&> seqs_type;
- typedef zip_view<seqs_type> view;
- int_vector iv(1,2);
- char_vector cv('a','b');
- seqs_type seq(iv, unused, cv);
- view v(seq);
- BOOST_TEST(at_c<0>(front(v)) == 1);
- BOOST_TEST(at_c<2>(front(v)) == 'a');
- BOOST_TEST(at_c<0>(back(v)) == 2);
- BOOST_TEST(at_c<2>(back(v)) == 'b');
- typedef boost::fusion::result_of::begin<view>::type first_iterator;
- typedef boost::fusion::result_of::value_of<first_iterator>::type first_element;
- typedef boost::fusion::result_of::at_c<first_element, 0>::type e0;
- typedef boost::fusion::result_of::at_c<first_element, 2>::type e2;
- BOOST_MPL_ASSERT((boost::is_same<e0, int&>));
- BOOST_MPL_ASSERT((boost::is_same<e2, char&>));
- BOOST_TEST(size(front(v)) == 3);
- typedef boost::fusion::result_of::value_at_c<view, 0>::type first_value_at;
- typedef boost::fusion::result_of::value_at_c<first_value_at, 0>::type v0;
- typedef boost::fusion::result_of::value_at_c<first_value_at, 2>::type v2;
- BOOST_MPL_ASSERT((boost::is_same<v0, int>));
- BOOST_MPL_ASSERT((boost::is_same<v2, char>));
- BOOST_TEST(at_c<0>(at_c<0>(v)) == 1);
- BOOST_TEST(at_c<2>(at_c<0>(v)) == 'a');
- }
- return boost::report_errors();
- }
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