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1 | /* |
2 | (c) 2012-2015 Glen Joseph Fernandes | |
3 | <glenjofe -at- gmail.com> | |
4 | ||
5 | Distributed under the Boost Software | |
6 | License, Version 1.0. | |
7 | http://boost.org/LICENSE_1_0.txt | |
8 | */ | |
9 | #include <boost/core/lightweight_test.hpp> | |
10 | #include <boost/smart_ptr/make_shared.hpp> | |
11 | #include <boost/smart_ptr/weak_ptr.hpp> | |
12 | #include <boost/type_traits/alignment_of.hpp> | |
13 | ||
14 | class type { | |
15 | public: | |
16 | static unsigned int instances; | |
17 | explicit type() { | |
18 | instances++; | |
19 | } | |
20 | ~type() { | |
21 | instances--; | |
22 | } | |
23 | private: | |
24 | type(const type&); | |
25 | type& operator=(const type&); | |
26 | }; | |
27 | ||
28 | unsigned int type::instances = 0; | |
29 | ||
30 | int main() | |
31 | { | |
32 | { | |
33 | boost::shared_ptr<int[]> a1 = boost::make_shared<int[]>(3); | |
34 | int* a2 = a1.get(); | |
35 | BOOST_TEST(a1.use_count() == 1); | |
36 | BOOST_TEST(a2 != 0); | |
37 | BOOST_TEST(size_t(a2) % boost::alignment_of<int>::value == 0); | |
38 | BOOST_TEST(a1[0] == 0); | |
39 | BOOST_TEST(a1[1] == 0); | |
40 | BOOST_TEST(a1[2] == 0); | |
41 | } | |
42 | { | |
43 | boost::shared_ptr<int[3]> a1 = boost::make_shared<int[3]>(); | |
44 | int* a2 = a1.get(); | |
45 | BOOST_TEST(a1.use_count() == 1); | |
46 | BOOST_TEST(a2 != 0); | |
47 | BOOST_TEST(size_t(a2) % boost::alignment_of<int>::value == 0); | |
48 | BOOST_TEST(a1[0] == 0); | |
49 | BOOST_TEST(a1[1] == 0); | |
50 | BOOST_TEST(a1[2] == 0); | |
51 | } | |
52 | { | |
53 | boost::shared_ptr<int[][2]> a1 = boost::make_shared<int[][2]>(2); | |
54 | BOOST_TEST(a1.get() != 0); | |
55 | BOOST_TEST(a1.use_count() == 1); | |
56 | BOOST_TEST(a1[0][0] == 0); | |
57 | BOOST_TEST(a1[0][1] == 0); | |
58 | BOOST_TEST(a1[1][0] == 0); | |
59 | BOOST_TEST(a1[1][1] == 0); | |
60 | } | |
61 | { | |
62 | boost::shared_ptr<int[2][2]> a1 = boost::make_shared<int[2][2]>(); | |
63 | BOOST_TEST(a1.get() != 0); | |
64 | BOOST_TEST(a1.use_count() == 1); | |
65 | BOOST_TEST(a1[0][0] == 0); | |
66 | BOOST_TEST(a1[0][1] == 0); | |
67 | BOOST_TEST(a1[1][0] == 0); | |
68 | BOOST_TEST(a1[1][1] == 0); | |
69 | } | |
70 | { | |
71 | boost::shared_ptr<const int[]> a1 = boost::make_shared<const int[]>(3); | |
72 | const int* a2 = a1.get(); | |
73 | BOOST_TEST(a1.use_count() == 1); | |
74 | BOOST_TEST(a2 != 0); | |
75 | BOOST_TEST(size_t(a2) % boost::alignment_of<int>::value == 0); | |
76 | BOOST_TEST(a1[0] == 0); | |
77 | BOOST_TEST(a1[1] == 0); | |
78 | BOOST_TEST(a1[2] == 0); | |
79 | } | |
80 | { | |
81 | boost::shared_ptr<const int[3]> a1 = boost::make_shared<const int[3]>(); | |
82 | const int* a2 = a1.get(); | |
83 | BOOST_TEST(a1.use_count() == 1); | |
84 | BOOST_TEST(a2 != 0); | |
85 | BOOST_TEST(size_t(a2) % boost::alignment_of<int>::value == 0); | |
86 | BOOST_TEST(a1[0] == 0); | |
87 | BOOST_TEST(a1[1] == 0); | |
88 | BOOST_TEST(a1[2] == 0); | |
89 | } | |
90 | { | |
91 | boost::shared_ptr<const int[][2]> a1 = boost::make_shared<const int[][2]>(2); | |
92 | BOOST_TEST(a1.get() != 0); | |
93 | BOOST_TEST(a1.use_count() == 1); | |
94 | BOOST_TEST(a1[0][0] == 0); | |
95 | BOOST_TEST(a1[0][1] == 0); | |
96 | BOOST_TEST(a1[1][0] == 0); | |
97 | BOOST_TEST(a1[1][1] == 0); | |
98 | } | |
99 | { | |
100 | boost::shared_ptr<const int[2][2]> a1 = boost::make_shared<const int[2][2]>(); | |
101 | BOOST_TEST(a1.get() != 0); | |
102 | BOOST_TEST(a1.use_count() == 1); | |
103 | BOOST_TEST(a1[0][0] == 0); | |
104 | BOOST_TEST(a1[0][1] == 0); | |
105 | BOOST_TEST(a1[1][0] == 0); | |
106 | BOOST_TEST(a1[1][1] == 0); | |
107 | } | |
108 | { | |
109 | boost::shared_ptr<type[]> a1 = boost::make_shared<type[]>(3); | |
110 | type* a2 = a1.get(); | |
111 | BOOST_TEST(a1.use_count() == 1); | |
112 | BOOST_TEST(a2 != 0); | |
113 | BOOST_TEST(size_t(a2) % boost::alignment_of<type>::value == 0); | |
114 | BOOST_TEST(type::instances == 3); | |
115 | boost::weak_ptr<type[]> w1 = a1; | |
116 | a1.reset(); | |
117 | BOOST_TEST(type::instances == 0); | |
118 | } | |
119 | { | |
120 | boost::shared_ptr<type[3]> a1 = boost::make_shared<type[3]>(); | |
121 | type* a2 = a1.get(); | |
122 | BOOST_TEST(a1.use_count() == 1); | |
123 | BOOST_TEST(a2 != 0); | |
124 | BOOST_TEST(size_t(a2) % boost::alignment_of<type>::value == 0); | |
125 | BOOST_TEST(type::instances == 3); | |
126 | boost::weak_ptr<type[3]> w1 = a1; | |
127 | a1.reset(); | |
128 | BOOST_TEST(type::instances == 0); | |
129 | } | |
130 | { | |
131 | boost::shared_ptr<type[][2]> a1 = boost::make_shared<type[][2]>(2); | |
132 | BOOST_TEST(a1.get() != 0); | |
133 | BOOST_TEST(a1.use_count() == 1); | |
134 | BOOST_TEST(type::instances == 4); | |
135 | a1.reset(); | |
136 | BOOST_TEST(type::instances == 0); | |
137 | } | |
138 | { | |
139 | boost::shared_ptr<type[2][2]> a1 = boost::make_shared<type[2][2]>(); | |
140 | BOOST_TEST(a1.get() != 0); | |
141 | BOOST_TEST(a1.use_count() == 1); | |
142 | BOOST_TEST(type::instances == 4); | |
143 | a1.reset(); | |
144 | BOOST_TEST(type::instances == 0); | |
145 | } | |
146 | { | |
147 | boost::shared_ptr<const type[]> a1 = boost::make_shared<const type[]>(3); | |
148 | const type* a2 = a1.get(); | |
149 | BOOST_TEST(a1.use_count() == 1); | |
150 | BOOST_TEST(a2 != 0); | |
151 | BOOST_TEST(size_t(a2) % boost::alignment_of<type>::value == 0); | |
152 | BOOST_TEST(type::instances == 3); | |
153 | a1.reset(); | |
154 | BOOST_TEST(type::instances == 0); | |
155 | } | |
156 | { | |
157 | boost::shared_ptr<const type[3]> a1 = boost::make_shared<const type[3]>(); | |
158 | const type* a2 = a1.get(); | |
159 | BOOST_TEST(a1.use_count() == 1); | |
160 | BOOST_TEST(a2 != 0); | |
161 | BOOST_TEST(size_t(a2) % boost::alignment_of<type>::value == 0); | |
162 | BOOST_TEST(type::instances == 3); | |
163 | a1.reset(); | |
164 | BOOST_TEST(type::instances == 0); | |
165 | } | |
166 | { | |
167 | boost::shared_ptr<const type[][2]> a1 = boost::make_shared<const type[][2]>(2); | |
168 | BOOST_TEST(a1.get() != 0); | |
169 | BOOST_TEST(a1.use_count() == 1); | |
170 | BOOST_TEST(type::instances == 4); | |
171 | a1.reset(); | |
172 | BOOST_TEST(type::instances == 0); | |
173 | } | |
174 | { | |
175 | boost::shared_ptr<const type[2][2]> a1 = boost::make_shared<const type[2][2]>(); | |
176 | BOOST_TEST(a1.get() != 0); | |
177 | BOOST_TEST(a1.use_count() == 1); | |
178 | BOOST_TEST(type::instances == 4); | |
179 | a1.reset(); | |
180 | BOOST_TEST(type::instances == 0); | |
181 | } | |
182 | return boost::report_errors(); | |
183 | } |