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b32b8144 FG |
1 | #include <boost/config.hpp> |
2 | ||
7c673cae FG |
3 | // |
4 | // auto_ptr_rv_test.cpp | |
5 | // | |
6 | // Copyright (c) 2006 Peter Dimov | |
7 | // | |
8 | // Distributed under the Boost Software License, Version 1.0. | |
9 | // See accompanying file LICENSE_1_0.txt or copy at | |
10 | // http://www.boost.org/LICENSE_1_0.txt | |
11 | // | |
12 | ||
b32b8144 FG |
13 | #if defined( BOOST_NO_AUTO_PTR ) |
14 | ||
15 | int main() | |
16 | { | |
17 | } | |
18 | ||
19 | #else | |
20 | ||
7c673cae | 21 | #include <boost/shared_ptr.hpp> |
f67539c2 | 22 | #include <boost/core/lightweight_test.hpp> |
7c673cae FG |
23 | #include <memory> |
24 | ||
25 | struct X | |
26 | { | |
27 | static long instances; | |
28 | ||
29 | X() | |
30 | { | |
31 | ++instances; | |
32 | } | |
33 | ||
34 | ~X() | |
35 | { | |
36 | --instances; | |
37 | } | |
38 | ||
39 | static std::auto_ptr<X> create() | |
40 | { | |
41 | return std::auto_ptr<X>( new X ); | |
42 | } | |
43 | ||
44 | private: | |
45 | ||
46 | X( X const & ); | |
47 | X & operator=( X const & ); | |
48 | }; | |
49 | ||
50 | long X::instances = 0; | |
51 | ||
52 | int main() | |
53 | { | |
54 | BOOST_TEST( X::instances == 0 ); | |
55 | ||
56 | { | |
57 | boost::shared_ptr<X> p( X::create() ); | |
58 | BOOST_TEST( X::instances == 1 ); | |
59 | ||
60 | p = X::create(); | |
61 | BOOST_TEST( X::instances == 1 ); | |
62 | ||
63 | p.reset(); | |
64 | BOOST_TEST( X::instances == 0 ); | |
65 | ||
66 | p = X::create(); | |
67 | BOOST_TEST( X::instances == 1 ); | |
68 | } | |
69 | ||
70 | BOOST_TEST( X::instances == 0 ); | |
71 | ||
72 | { | |
73 | boost::shared_ptr<X const> p( X::create() ); | |
74 | BOOST_TEST( X::instances == 1 ); | |
75 | ||
76 | p = X::create(); | |
77 | BOOST_TEST( X::instances == 1 ); | |
78 | ||
79 | p.reset(); | |
80 | BOOST_TEST( X::instances == 0 ); | |
81 | ||
82 | p = X::create(); | |
83 | BOOST_TEST( X::instances == 1 ); | |
84 | } | |
85 | ||
86 | BOOST_TEST( X::instances == 0 ); | |
87 | ||
88 | { | |
89 | boost::shared_ptr<void> p( X::create() ); | |
90 | BOOST_TEST( X::instances == 1 ); | |
91 | ||
92 | p = X::create(); | |
93 | BOOST_TEST( X::instances == 1 ); | |
94 | ||
95 | p.reset(); | |
96 | BOOST_TEST( X::instances == 0 ); | |
97 | ||
98 | p = X::create(); | |
99 | BOOST_TEST( X::instances == 1 ); | |
100 | } | |
101 | ||
102 | BOOST_TEST( X::instances == 0 ); | |
103 | ||
104 | { | |
105 | boost::shared_ptr<void const> p( X::create() ); | |
106 | BOOST_TEST( X::instances == 1 ); | |
107 | ||
108 | p = X::create(); | |
109 | BOOST_TEST( X::instances == 1 ); | |
110 | ||
111 | p.reset(); | |
112 | BOOST_TEST( X::instances == 0 ); | |
113 | ||
114 | p = X::create(); | |
115 | BOOST_TEST( X::instances == 1 ); | |
116 | } | |
117 | ||
118 | BOOST_TEST( X::instances == 0 ); | |
119 | ||
120 | return boost::report_errors(); | |
121 | } | |
b32b8144 FG |
122 | |
123 | #endif // #if defined( BOOST_NO_AUTO_PTR ) |