swap.cpp 1.3 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/fusion/sequence/intrinsic/swap.hpp>
  8. #include <boost/fusion/container/vector.hpp>
  9. #include <boost/fusion/container/generation/make_vector.hpp>
  10. #include <boost/fusion/sequence/comparison/equal_to.hpp>
  11. #include <boost/detail/lightweight_test.hpp>
  12. #include <boost/mpl/assert.hpp>
  13. #include <boost/type_traits/is_same.hpp>
  14. #include <vector>
  15. int main()
  16. {
  17. namespace fusion = boost::fusion;
  18. {
  19. typedef fusion::vector<std::vector<int>, char> test_vector;
  20. BOOST_MPL_ASSERT((boost::is_same<void, boost::fusion::result_of::swap<test_vector, test_vector>::type>));
  21. test_vector v1(std::vector<int>(1, 101), 'a'), v2(std::vector<int>(1, 202), 'b');
  22. fusion::swap(v1, v2);
  23. BOOST_TEST(v1 == fusion::make_vector(std::vector<int>(1, 202), 'b'));
  24. BOOST_TEST(v2 == fusion::make_vector(std::vector<int>(1, 101), 'a'));
  25. }
  26. return boost::report_errors();
  27. }