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1 /*=============================================================================
2     Copyright (c) 2001-2011 Joel de Guzman
3 
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/fusion/adapted/struct/adapt_assoc_struct.hpp>
9 #include <boost/fusion/container/vector/vector.hpp>
10 #include <boost/fusion/adapted/mpl.hpp>
11 #include <boost/fusion/container/generation/make_vector.hpp>
12 #include <boost/fusion/container/map/convert.hpp>
13 #include <boost/fusion/container/generation/make_set.hpp>
14 #include <boost/fusion/container/vector/convert.hpp>
15 #include <boost/fusion/sequence/comparison/equal_to.hpp>
16 #include <boost/fusion/sequence/intrinsic/at_key.hpp>
17 #include <boost/fusion/sequence/io/out.hpp>
18 #include <boost/fusion/support/pair.hpp>
19 
20 namespace ns
21 {
22     struct x_member;
23     struct y_member;
24     struct z_member;
25 
26     struct point
27     {
28         int x;
29         int y;
30     };
31 }
32 
33 BOOST_FUSION_ADAPT_ASSOC_STRUCT(
34     ns::point,
35     (int, x, ns::x_member)
36     (int, y, ns::y_member)
37 )
38 
39 int
main()40 main()
41 {
42     using namespace boost::fusion;
43     using namespace boost;
44 
45     std::cout << tuple_open('[');
46     std::cout << tuple_close(']');
47     std::cout << tuple_delimiter(", ");
48 
49     {
50         ns::point p = {123, 456};
51         std::cout << as_map(p) << std::endl;
52     }
53 
54     {
55         ns::point p = {123, 456};
56         boost::fusion::result_of::as_map<ns::point>::type map(p);
57         std::cout << at_key<ns::x_member>(map) << std::endl;
58         std::cout << at_key<ns::y_member>(map) << std::endl;
59         BOOST_TEST(at_key<ns::x_member>(map) == 123);
60         BOOST_TEST(at_key<ns::y_member>(map) == 456);
61     }
62 
63     {
64         boost::fusion::result_of::as_map<set<int, char> >::type map(make_set(1, '2'));
65         BOOST_TEST(at_key<int>(map) == 1);
66         BOOST_TEST(at_key<char>(map) == '2');
67     }
68 
69     {
70         // test conversion
71         typedef map<
72             pair<ns::x_member, int>
73           , pair<ns::y_member, int> >
74         map_type;
75 
76         ns::point p = {123, 456};
77         map_type m(p);
78         BOOST_TEST(as_vector(m) == make_vector(make_pair<ns::x_member>(123), make_pair<ns::y_member>(456)));
79         m = (make_vector(make_pair<ns::x_member>(123), make_pair<ns::y_member>(456))); // test assign
80         BOOST_TEST(as_vector(m) == make_vector(make_pair<ns::x_member>(123), make_pair<ns::y_member>(456)));
81     }
82 
83     return boost::report_errors();
84 }
85 
86