123456789101112131415161718192021222324252627282930313233343536373839404142434445464748495051525354555657585960616263646566676869707172737475767778798081828384858687888990919293949596979899100101102103104105106107108109110111112113114115116117118119120121122123124125126127128129130131132133134135136137138139 |
- /*=============================================================================
- 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/support.hpp>
- #include <boost/fusion/container/list.hpp>
- #include <boost/fusion/container/vector.hpp>
- #include <boost/fusion/container/generation/make_vector.hpp>
- #include <boost/fusion/adapted/struct/adapt_assoc_struct_named.hpp>
- #include <boost/mpl/assert.hpp>
- #include <boost/mpl/not.hpp>
- #include <boost/type_traits/is_same.hpp>
- #include <boost/static_assert.hpp>
- #include <iostream>
- #include <string>
- namespace ns
- {
- struct x_member;
- struct y_member;
- struct z_member;
- struct point
- {
- int x;
- int y;
- };
- }
- #if BOOST_PP_VARIADICS
- BOOST_FUSION_ADAPT_ASSOC_STRUCT_NAMED(
- ns::point,
- point,
- (x, ns::x_member)
- (auto, y, ns::y_member)
- )
- #else // BOOST_PP_VARIADICS
- BOOST_FUSION_ADAPT_ASSOC_STRUCT_NAMED(
- ns::point,
- point,
- (int, x, ns::x_member)
- (auto, y, ns::y_member)
- )
- #endif
- struct empty_struct {};
- BOOST_FUSION_ADAPT_ASSOC_STRUCT_NAMED(empty_struct, renamed_empty_struct,)
- int
- main()
- {
- using namespace boost::fusion;
- std::cout << tuple_open('[');
- std::cout << tuple_close(']');
- std::cout << tuple_delimiter(", ");
- {
- BOOST_MPL_ASSERT((traits::is_view<adapted::point>));
- BOOST_STATIC_ASSERT(traits::is_view<adapted::point>::value);
- ns::point basep = {123, 456};
- adapted::point p(basep);
- 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<adapted::point>::value == 2);
- BOOST_STATIC_ASSERT(!boost::fusion::result_of::empty<adapted::point>::value);
- BOOST_TEST(front(p) == 6);
- BOOST_TEST(back(p) == 9);
- }
- {
- vector<int, float> v1(4, 2.f);
- ns::point basev2 = {5, 3};
- adapted::point v2(basev2);
- 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 adapted::point to vector
- ns::point basep = {5, 3};
- adapted::point p(basep);
- vector<int, long> v(p);
- v = p;
- }
- {
- // conversion from adapted::point to list
- ns::point basep = {5, 3};
- adapted::point p(basep);
- list<int, long> l(p);
- l = p;
- }
- {
- // assoc stuff
- BOOST_MPL_ASSERT((boost::fusion::result_of::has_key<adapted::point, ns::x_member>));
- BOOST_MPL_ASSERT((boost::fusion::result_of::has_key<adapted::point, ns::y_member>));
- BOOST_MPL_ASSERT((boost::mpl::not_<boost::fusion::result_of::has_key<adapted::point, ns::z_member> >));
- BOOST_MPL_ASSERT((boost::is_same<boost::fusion::result_of::value_at_key<adapted::point, ns::x_member>::type, int>));
- BOOST_MPL_ASSERT((boost::is_same<boost::fusion::result_of::value_at_key<adapted::point, ns::y_member>::type, int>));
- ns::point basep = {5, 3};
- adapted::point p(basep);
-
- BOOST_TEST(at_key<ns::x_member>(p) == 5);
- BOOST_TEST(at_key<ns::y_member>(p) == 3);
- }
- return boost::report_errors();
- }
|