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1 /*=============================================================================
2 Copyright (c) 2001-2007 Joel de Guzman
3 Copyright (c) 2005-2007 Dan Marsden
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>
56 #if BOOST_PP_VARIADICS
57 BOOST_FUSION_ADAPT_ASSOC_STRUCT(
60 (auto, y
, ns::y_member
)
61 (int, z
, ns::z_member
)
64 #else // BOOST_PP_VARIADICS
65 BOOST_FUSION_ADAPT_ASSOC_STRUCT(
67 (auto, x
, ns::x_member
)
68 (auto, y
, ns::y_member
)
69 (int, z
, ns::z_member
)
74 struct empty_struct
{};
75 BOOST_FUSION_ADAPT_ASSOC_STRUCT(empty_struct
,)
80 using namespace boost::fusion
;
81 using namespace boost
;
83 std::cout
<< tuple_open('[');
84 std::cout
<< tuple_close(']');
85 std::cout
<< tuple_delimiter(", ");
88 BOOST_MPL_ASSERT_NOT((traits::is_view
<ns::point
>));
89 BOOST_STATIC_ASSERT(!traits::is_view
<ns::point
>::value
);
90 ns::point p
= {123, 456, 789};
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));
101 BOOST_TEST(p
== make_vector(6, 9, 12));
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
);
106 BOOST_TEST(front(p
) == 6);
107 BOOST_TEST(back(p
) == 12);
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);
115 BOOST_TEST(v1
<= v2
);
117 BOOST_TEST(v2
>= v1
);
119 BOOST_TEST(v2
<= v3
);
121 BOOST_TEST(v3
>= v2
);
125 // conversion from ns::point to vector
126 ns::point p
= {5, 3, 3};
127 fusion::vector
<int, long, int> v(p
);
132 // conversion from ns::point to list
133 ns::point p
= {5, 3, 3};
134 fusion::list
<int, long, int> l(p
);
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
> >));
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>));
149 ns::point p
= {5, 3, 9};
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);
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
>));
166 return boost::report_errors();