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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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