1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
|
/*=============================================================================
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/sequence/io/out.hpp>
#include <boost/fusion/adapted/struct/define_struct.hpp>
#include <boost/preprocessor/empty.hpp>
#include <boost/mpl/assert.hpp>
#include <boost/static_assert.hpp>
#include <iostream>
#include <string>
BOOST_FUSION_DEFINE_TPL_STRUCT(
(X)(Y),
(ns),
point,
(X, x)
(Y, y)
)
BOOST_FUSION_DEFINE_TPL_STRUCT((M), BOOST_PP_EMPTY(), s, (M, m))
int
main()
{
using namespace boost::fusion;
typedef ns::point<int, int> point;
std::cout << tuple_open('[');
std::cout << tuple_close(']');
std::cout << tuple_delimiter(", ");
{
BOOST_MPL_ASSERT_NOT((traits::is_view<point>));
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<point>::value == 2);
BOOST_STATIC_ASSERT(!boost::fusion::result_of::empty<point>::value);
BOOST_TEST(front(p) == 6);
BOOST_TEST(back(p) == 9);
}
{
vector<int, float> v1(4, 2);
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 point to vector
point p(5, 3);
vector<int, long> v(p);
v = p;
}
{
// conversion from point to list
point p(5, 3);
list<int, long> l(p);
l = p;
}
{ // begin/end
using namespace boost::fusion;
typedef boost::fusion::result_of::begin<s<int> >::type b;
typedef boost::fusion::result_of::end<s<int> >::type e;
// this fails
BOOST_MPL_ASSERT((boost::is_same<boost::fusion::result_of::next<b>::type, e>));
}
{
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();
}
|
