zip_view2.cpp 2.8 KB

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  1. /*=============================================================================
  2. Copyright (c) 2001-2011 Joel de Guzman
  3. Copyright (c) 2006 Dan Marsden
  4. Distributed under the Boost Software License, Version 1.0. (See accompanying
  5. file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
  6. ==============================================================================*/
  7. #include <boost/detail/lightweight_test.hpp>
  8. #include <boost/detail/lightweight_test.hpp>
  9. #include <boost/fusion/support/category_of.hpp>
  10. #include <boost/fusion/view/zip_view.hpp>
  11. #include <boost/fusion/container/vector.hpp>
  12. #include <boost/fusion/container/list.hpp>
  13. #include <boost/fusion/sequence/intrinsic/size.hpp>
  14. #include <boost/fusion/sequence/intrinsic/at.hpp>
  15. #include <boost/fusion/sequence/intrinsic/front.hpp>
  16. #include <boost/fusion/sequence/intrinsic/back.hpp>
  17. #include <boost/fusion/iterator/next.hpp>
  18. #include <boost/fusion/iterator/prior.hpp>
  19. #include <boost/fusion/iterator/deref.hpp>
  20. #include <boost/fusion/iterator/advance.hpp>
  21. #include <boost/fusion/sequence/comparison/equal_to.hpp>
  22. #include <boost/fusion/container/generation/make_vector.hpp>
  23. #include <boost/fusion/adapted/mpl.hpp>
  24. #include <boost/mpl/assert.hpp>
  25. #include <boost/mpl/equal_to.hpp>
  26. #include <boost/type_traits/is_reference.hpp>
  27. #include <boost/type_traits/is_same.hpp>
  28. #include <boost/static_assert.hpp>
  29. int main()
  30. {
  31. {
  32. using namespace boost::fusion;
  33. typedef vector2<int,int> int_vector;
  34. typedef vector2<char,char> char_vector;
  35. typedef list<char,char> char_list;
  36. typedef vector<int_vector&, char_vector&, char_list&> seqs_type;
  37. typedef zip_view<seqs_type> view;
  38. BOOST_MPL_ASSERT((boost::mpl::equal_to<boost::fusion::result_of::size<view>::type, boost::fusion::result_of::size<int_vector>::type>));
  39. BOOST_STATIC_ASSERT((boost::fusion::result_of::size<view>::value == 2));
  40. int_vector iv(1,2);
  41. char_vector cv('a', 'b');
  42. char_list cl('y','z');
  43. seqs_type seqs(iv, cv, cl);
  44. view v(seqs);
  45. BOOST_TEST(at_c<0>(v) == make_vector(1, 'a', 'y'));
  46. BOOST_TEST(at_c<1>(v) == make_vector(2, 'b', 'z'));
  47. BOOST_TEST(front(v) == make_vector(1, 'a', 'y'));
  48. BOOST_TEST(*next(begin(v)) == make_vector(2, 'b', 'z'));
  49. BOOST_TEST(advance_c<2>(begin(v)) == end(v));
  50. BOOST_TEST(distance(begin(v), end(v)) == 2);
  51. BOOST_STATIC_ASSERT((boost::fusion::result_of::distance<boost::fusion::result_of::begin<view>::type, boost::fusion::result_of::end<view>::type>::value == 2));
  52. BOOST_MPL_ASSERT((boost::is_same<boost::fusion::result_of::value_at_c<view,0>::type, vector3<int,char,char> >));
  53. BOOST_MPL_ASSERT((boost::is_same<boost::fusion::result_of::value_of<boost::fusion::result_of::begin<view>::type>::type, vector3<int,char,char> >));
  54. }
  55. return boost::report_errors();
  56. }