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- /*=============================================================================
- Copyright (c) 2010 Christopher Schmidt
- 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/sequence.hpp>
- #include <boost/fusion/container.hpp>
- #include <boost/fusion/support.hpp>
- #include <boost/fusion/adapted/struct/define_assoc_struct.hpp>
- #include <boost/preprocessor/empty.hpp>
- #include <boost/mpl/assert.hpp>
- #include <boost/static_assert.hpp>
- #include <iostream>
- namespace ns
- {
- struct x_member;
- struct y_member;
- struct z_member;
- }
- BOOST_FUSION_DEFINE_ASSOC_STRUCT(
- (ns),
- point,
- (int, x, ns::x_member)
- (int, y, ns::y_member)
- )
- BOOST_FUSION_DEFINE_ASSOC_STRUCT(BOOST_PP_EMPTY(), empty_struct, )
- int
- main()
- {
- using namespace boost::fusion;
- std::cout << tuple_open('[');
- std::cout << tuple_close(']');
- std::cout << tuple_delimiter(", ");
- {
- BOOST_MPL_ASSERT_NOT((traits::is_view<ns::point>));
- BOOST_STATIC_ASSERT(!traits::is_view<ns::point>::value);
- ns::point p(123, 456);
- std::cout << at_c<0>(p) << std::endl;
- std::cout << at_c<1>(p) << std::endl;
- std::cout << p << std::endl;
- BOOST_TEST(p == make_vector(123, 456));
- at_c<0>(p) = 6;
- at_c<1>(p) = 9;
- BOOST_TEST(p == make_vector(6, 9));
- BOOST_STATIC_ASSERT(boost::fusion::result_of::size<ns::point>::value == 2);
- BOOST_STATIC_ASSERT(!boost::fusion::result_of::empty<ns::point>::value);
- BOOST_TEST(front(p) == 6);
- BOOST_TEST(back(p) == 9);
- }
- {
- vector<int, float> v1(4, 2.f);
- ns::point v2(5, 3);
- vector<long, double> v3(5, 4.);
- BOOST_TEST(v1 < v2);
- BOOST_TEST(v1 <= v2);
- BOOST_TEST(v2 > v1);
- BOOST_TEST(v2 >= v1);
- BOOST_TEST(v2 < v3);
- BOOST_TEST(v2 <= v3);
- BOOST_TEST(v3 > v2);
- BOOST_TEST(v3 >= v2);
- }
- {
- // conversion from ns::point to vector
- ns::point p(5, 3);
- vector<int, long> v(p);
- v = p;
- }
- {
- // conversion from ns::point to list
- ns::point p(5, 3);
- list<int, long> l(p);
- l = p;
- }
- {
- // assoc stuff
- BOOST_MPL_ASSERT((boost::fusion::result_of::has_key<ns::point, ns::x_member>));
- BOOST_MPL_ASSERT((boost::fusion::result_of::has_key<ns::point, ns::y_member>));
- BOOST_MPL_ASSERT((boost::mpl::not_<boost::fusion::result_of::has_key<ns::point, ns::z_member> >));
- BOOST_MPL_ASSERT((boost::is_same<boost::fusion::result_of::value_at_key<ns::point, ns::x_member>::type, int>));
- BOOST_MPL_ASSERT((boost::is_same<boost::fusion::result_of::value_at_key<ns::point, ns::y_member>::type, int>));
- ns::point p(5, 3);
-
- BOOST_TEST(at_key<ns::x_member>(p) == 5);
- BOOST_TEST(at_key<ns::y_member>(p) == 3);
- }
- {
- ns::point p = make_list(5,3);
- BOOST_TEST(p == make_vector(5,3));
- p = make_list(3,5);
- BOOST_TEST(p == make_vector(3,5));
- }
- return boost::report_errors();
- }
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