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1 | /*============================================================================= |
2 | Copyright (c) 2001-2007 Joel de Guzman | |
3 | Copyright (c) 2005-2007 Dan Marsden | |
4 | ||
5 | Distributed under the Boost Software License, Version 1.0. (See accompanying | |
6 | file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt) | |
7 | ==============================================================================*/ | |
8 | #include <boost/detail/lightweight_test.hpp> | |
9 | #include <boost/fusion/adapted/struct/adapt_assoc_struct.hpp> | |
10 | #include <boost/fusion/sequence/intrinsic/at.hpp> | |
11 | #include <boost/fusion/sequence/intrinsic/size.hpp> | |
12 | #include <boost/fusion/sequence/intrinsic/empty.hpp> | |
13 | #include <boost/fusion/sequence/intrinsic/front.hpp> | |
14 | #include <boost/fusion/sequence/intrinsic/back.hpp> | |
15 | #include <boost/fusion/sequence/intrinsic/has_key.hpp> | |
16 | #include <boost/fusion/sequence/intrinsic/at_key.hpp> | |
17 | #include <boost/fusion/sequence/intrinsic/value_at.hpp> | |
18 | #include <boost/fusion/sequence/intrinsic/value_at_key.hpp> | |
19 | #include <boost/fusion/sequence/io/out.hpp> | |
20 | #include <boost/fusion/container/vector/vector.hpp> | |
21 | #include <boost/fusion/container/list/list.hpp> | |
22 | #include <boost/fusion/container/generation/make_vector.hpp> | |
23 | #include <boost/fusion/container/vector/convert.hpp> | |
24 | #include <boost/fusion/sequence/comparison/equal_to.hpp> | |
25 | #include <boost/fusion/sequence/comparison/not_equal_to.hpp> | |
26 | #include <boost/fusion/sequence/comparison/less.hpp> | |
27 | #include <boost/fusion/sequence/comparison/less_equal.hpp> | |
28 | #include <boost/fusion/sequence/comparison/greater.hpp> | |
29 | #include <boost/fusion/sequence/comparison/greater_equal.hpp> | |
30 | #include <boost/fusion/mpl.hpp> | |
31 | #include <boost/fusion/support/is_view.hpp> | |
32 | #include <boost/mpl/front.hpp> | |
33 | #include <boost/mpl/back.hpp> | |
34 | #include <boost/mpl/is_sequence.hpp> | |
35 | #include <boost/mpl/assert.hpp> | |
36 | #include <boost/mpl/not.hpp> | |
37 | #include <boost/type_traits/is_same.hpp> | |
38 | #include <iostream> | |
39 | #include <string> | |
40 | ||
41 | namespace ns | |
42 | { | |
43 | struct x_member; | |
44 | struct y_member; | |
45 | struct z_member; | |
46 | struct non_member; | |
47 | ||
48 | struct point | |
49 | { | |
50 | int x; | |
51 | int y; | |
52 | int z; | |
53 | }; | |
54 | } | |
55 | ||
56 | #if BOOST_PP_VARIADICS | |
57 | BOOST_FUSION_ADAPT_ASSOC_STRUCT( | |
58 | ns::point, | |
59 | (x, ns::x_member) | |
60 | (auto, y, ns::y_member) | |
61 | (int, z, ns::z_member) | |
62 | ) | |
63 | ||
64 | #else // BOOST_PP_VARIADICS | |
65 | BOOST_FUSION_ADAPT_ASSOC_STRUCT( | |
66 | ns::point, | |
67 | (auto, x, ns::x_member) | |
68 | (auto, y, ns::y_member) | |
69 | (int, z, ns::z_member) | |
70 | ) | |
71 | ||
72 | #endif | |
73 | ||
74 | struct empty_struct {}; | |
92f5a8d4 | 75 | BOOST_FUSION_ADAPT_ASSOC_STRUCT(empty_struct,) |
7c673cae FG |
76 | |
77 | int | |
78 | main() | |
79 | { | |
80 | using namespace boost::fusion; | |
81 | using namespace boost; | |
82 | ||
83 | std::cout << tuple_open('['); | |
84 | std::cout << tuple_close(']'); | |
85 | std::cout << tuple_delimiter(", "); | |
86 | ||
87 | { | |
88 | BOOST_MPL_ASSERT_NOT((traits::is_view<ns::point>)); | |
92f5a8d4 | 89 | BOOST_STATIC_ASSERT(!traits::is_view<ns::point>::value); |
7c673cae FG |
90 | ns::point p = {123, 456, 789}; |
91 | ||
92 | std::cout << at_c<0>(p) << std::endl; | |
93 | std::cout << at_c<1>(p) << std::endl; | |
94 | std::cout << at_c<2>(p) << std::endl; | |
95 | std::cout << p << std::endl; | |
96 | BOOST_TEST(p == make_vector(123, 456, 789)); | |
97 | ||
98 | at_c<0>(p) = 6; | |
99 | at_c<1>(p) = 9; | |
100 | at_c<2>(p) = 12; | |
101 | BOOST_TEST(p == make_vector(6, 9, 12)); | |
102 | ||
103 | BOOST_STATIC_ASSERT(boost::fusion::result_of::size<ns::point>::value == 3); | |
104 | BOOST_STATIC_ASSERT(!boost::fusion::result_of::empty<ns::point>::value); | |
105 | ||
106 | BOOST_TEST(front(p) == 6); | |
107 | BOOST_TEST(back(p) == 12); | |
108 | } | |
109 | ||
110 | { | |
111 | fusion::vector<int, float, int> v1(4, 2.f, 2); | |
112 | ns::point v2 = {5, 3, 3}; | |
113 | fusion::vector<long, double, int> v3(5, 4., 4); | |
114 | BOOST_TEST(v1 < v2); | |
115 | BOOST_TEST(v1 <= v2); | |
116 | BOOST_TEST(v2 > v1); | |
117 | BOOST_TEST(v2 >= v1); | |
118 | BOOST_TEST(v2 < v3); | |
119 | BOOST_TEST(v2 <= v3); | |
120 | BOOST_TEST(v3 > v2); | |
121 | BOOST_TEST(v3 >= v2); | |
122 | } | |
123 | ||
124 | { | |
125 | // conversion from ns::point to vector | |
126 | ns::point p = {5, 3, 3}; | |
127 | fusion::vector<int, long, int> v(p); | |
128 | v = p; | |
129 | } | |
130 | ||
131 | { | |
132 | // conversion from ns::point to list | |
133 | ns::point p = {5, 3, 3}; | |
134 | fusion::list<int, long, int> l(p); | |
135 | l = p; | |
136 | } | |
137 | ||
138 | { | |
139 | // assoc stuff | |
140 | BOOST_MPL_ASSERT((boost::fusion::result_of::has_key<ns::point, ns::x_member>)); | |
141 | BOOST_MPL_ASSERT((boost::fusion::result_of::has_key<ns::point, ns::y_member>)); | |
142 | BOOST_MPL_ASSERT((boost::fusion::result_of::has_key<ns::point, ns::z_member>)); | |
143 | BOOST_MPL_ASSERT((mpl::not_<boost::fusion::result_of::has_key<ns::point, ns::non_member> >)); | |
144 | ||
145 | BOOST_MPL_ASSERT((boost::is_same<boost::fusion::result_of::value_at_key<ns::point, ns::x_member>::type, int>)); | |
146 | BOOST_MPL_ASSERT((boost::is_same<boost::fusion::result_of::value_at_key<ns::point, ns::y_member>::type, int>)); | |
147 | BOOST_MPL_ASSERT((boost::is_same<boost::fusion::result_of::value_at_key<ns::point, ns::z_member>::type, int>)); | |
148 | ||
149 | ns::point p = {5, 3, 9}; | |
150 | ||
151 | BOOST_TEST(at_key<ns::x_member>(p) == 5); | |
152 | BOOST_TEST(at_key<ns::y_member>(p) == 3); | |
153 | BOOST_TEST(at_key<ns::z_member>(p) == 9); | |
154 | } | |
155 | ||
156 | { | |
157 | BOOST_MPL_ASSERT((mpl::is_sequence<ns::point>)); | |
158 | BOOST_MPL_ASSERT((boost::is_same< | |
159 | boost::fusion::result_of::value_at_c<ns::point,0>::type | |
160 | , mpl::front<ns::point>::type>)); | |
161 | BOOST_MPL_ASSERT((boost::is_same< | |
162 | boost::fusion::result_of::value_at_c<ns::point,2>::type | |
163 | , mpl::back<ns::point>::type>)); | |
164 | } | |
165 | ||
166 | return boost::report_errors(); | |
167 | } | |
168 |