1 | /* |
2 | Copyright 2017 Glen Joseph Fernandes |
3 | (glenjofe@gmail.com) |
4 | |
5 | Distributed under the Boost Software License, Version 1.0. |
6 | (http://www.boost.org/LICENSE_1_0.txt) |
7 | */ |
8 | #include <boost/config.hpp> |
9 | #if !defined(BOOST_NO_CXX11_RVALUE_REFERENCES) && \ |
10 | !defined(BOOST_NO_CXX11_VARIADIC_TEMPLATES) |
11 | #include <boost/align/is_aligned.hpp> |
12 | #include <boost/core/lightweight_test.hpp> |
13 | #include <boost/smart_ptr/make_local_shared.hpp> |
14 | #include <boost/smart_ptr/weak_ptr.hpp> |
15 | #include <boost/type_traits/alignment_of.hpp> |
16 | |
17 | class type { |
18 | public: |
19 | static unsigned instances; |
20 | |
21 | type() |
22 | : value_(0.0) { |
23 | ++instances; |
24 | } |
25 | |
26 | ~type() { |
27 | --instances; |
28 | } |
29 | |
30 | void set(long double value) { |
31 | value_ = value; |
32 | } |
33 | |
34 | long double get() const { |
35 | return value_; |
36 | } |
37 | |
38 | private: |
39 | type(const type&); |
40 | type& operator=(const type&); |
41 | |
42 | long double value_; |
43 | }; |
44 | |
45 | unsigned type::instances = 0; |
46 | |
47 | int main() |
48 | { |
49 | { |
50 | boost::local_shared_ptr<int[]> result = |
51 | boost::make_local_shared_noinit<int[]>(size: 3); |
52 | BOOST_TEST(result.get() != 0); |
53 | BOOST_TEST(result.local_use_count() == 1); |
54 | BOOST_TEST(boost::alignment::is_aligned(result.get(), |
55 | boost::alignment_of<int>::value)); |
56 | } |
57 | { |
58 | boost::local_shared_ptr<int[3]> result = |
59 | boost::make_local_shared_noinit<int[3]>(); |
60 | BOOST_TEST(result.get() != 0); |
61 | BOOST_TEST(result.local_use_count() == 1); |
62 | BOOST_TEST(boost::alignment::is_aligned(result.get(), |
63 | boost::alignment_of<int>::value)); |
64 | } |
65 | { |
66 | boost::local_shared_ptr<int[][2]> result = |
67 | boost::make_local_shared_noinit<int[][2]>(size: 2); |
68 | BOOST_TEST(result.get() != 0); |
69 | BOOST_TEST(result.local_use_count() == 1); |
70 | BOOST_TEST(boost::alignment::is_aligned(result.get(), |
71 | boost::alignment_of<int>::value)); |
72 | } |
73 | { |
74 | boost::local_shared_ptr<int[2][2]> result = |
75 | boost::make_local_shared_noinit<int[2][2]>(); |
76 | BOOST_TEST(result.get() != 0); |
77 | BOOST_TEST(result.local_use_count() == 1); |
78 | BOOST_TEST(boost::alignment::is_aligned(result.get(), |
79 | boost::alignment_of<int>::value)); |
80 | } |
81 | { |
82 | boost::local_shared_ptr<const int[]> result = |
83 | boost::make_local_shared_noinit<const int[]>(size: 3); |
84 | BOOST_TEST(result.get() != 0); |
85 | BOOST_TEST(result.local_use_count() == 1); |
86 | BOOST_TEST(boost::alignment::is_aligned(result.get(), |
87 | boost::alignment_of<int>::value)); |
88 | } |
89 | { |
90 | boost::local_shared_ptr<const int[3]> result = |
91 | boost::make_local_shared_noinit<const int[3]>(); |
92 | BOOST_TEST(result.get() != 0); |
93 | BOOST_TEST(result.local_use_count() == 1); |
94 | BOOST_TEST(boost::alignment::is_aligned(result.get(), |
95 | boost::alignment_of<int>::value)); |
96 | } |
97 | { |
98 | boost::local_shared_ptr<const int[][2]> result = |
99 | boost::make_local_shared_noinit<const int[][2]>(size: 2); |
100 | BOOST_TEST(result.get() != 0); |
101 | BOOST_TEST(result.local_use_count() == 1); |
102 | BOOST_TEST(boost::alignment::is_aligned(result.get(), |
103 | boost::alignment_of<int>::value)); |
104 | } |
105 | { |
106 | boost::local_shared_ptr<const int[2][2]> result = |
107 | boost::make_local_shared_noinit<const int[2][2]>(); |
108 | BOOST_TEST(result.get() != 0); |
109 | BOOST_TEST(result.local_use_count() == 1); |
110 | BOOST_TEST(boost::alignment::is_aligned(result.get(), |
111 | boost::alignment_of<int>::value)); |
112 | } |
113 | { |
114 | boost::local_shared_ptr<type[]> result = |
115 | boost::make_local_shared_noinit<type[]>(size: 3); |
116 | BOOST_TEST(result.get() != 0); |
117 | BOOST_TEST(result.local_use_count() == 1); |
118 | BOOST_TEST(boost::alignment::is_aligned(result.get(), |
119 | boost::alignment_of<type>::value)); |
120 | BOOST_TEST(type::instances == 3); |
121 | boost::weak_ptr<type[]> other = result; |
122 | result.reset(); |
123 | BOOST_TEST(type::instances == 0); |
124 | } |
125 | { |
126 | boost::local_shared_ptr<type[3]> result = |
127 | boost::make_local_shared_noinit<type[3]>(); |
128 | BOOST_TEST(result.get() != 0); |
129 | BOOST_TEST(result.local_use_count() == 1); |
130 | BOOST_TEST(boost::alignment::is_aligned(result.get(), |
131 | boost::alignment_of<type>::value)); |
132 | BOOST_TEST(type::instances == 3); |
133 | boost::weak_ptr<type[3]> other = result; |
134 | result.reset(); |
135 | BOOST_TEST(type::instances == 0); |
136 | } |
137 | { |
138 | boost::local_shared_ptr<type[][2]> result = |
139 | boost::make_local_shared_noinit<type[][2]>(size: 2); |
140 | BOOST_TEST(result.get() != 0); |
141 | BOOST_TEST(result.local_use_count() == 1); |
142 | BOOST_TEST(boost::alignment::is_aligned(result.get(), |
143 | boost::alignment_of<type>::value)); |
144 | BOOST_TEST(type::instances == 4); |
145 | boost::weak_ptr<type[][2]> other = result; |
146 | result.reset(); |
147 | BOOST_TEST(type::instances == 0); |
148 | } |
149 | { |
150 | boost::local_shared_ptr<type[2][2]> result = |
151 | boost::make_local_shared_noinit<type[2][2]>(); |
152 | BOOST_TEST(result.get() != 0); |
153 | BOOST_TEST(result.local_use_count() == 1); |
154 | BOOST_TEST(boost::alignment::is_aligned(result.get(), |
155 | boost::alignment_of<type>::value)); |
156 | BOOST_TEST(type::instances == 4); |
157 | boost::weak_ptr<type[2][2]> other = result; |
158 | result.reset(); |
159 | BOOST_TEST(type::instances == 0); |
160 | } |
161 | { |
162 | boost::local_shared_ptr<const type[]> result = |
163 | boost::make_local_shared_noinit<const type[]>(size: 3); |
164 | BOOST_TEST(result.get() != 0); |
165 | BOOST_TEST(result.local_use_count() == 1); |
166 | BOOST_TEST(boost::alignment::is_aligned(result.get(), |
167 | boost::alignment_of<type>::value)); |
168 | BOOST_TEST(type::instances == 3); |
169 | boost::weak_ptr<const type[]> other = result; |
170 | result.reset(); |
171 | BOOST_TEST(type::instances == 0); |
172 | } |
173 | { |
174 | boost::local_shared_ptr<const type[3]> result = |
175 | boost::make_local_shared_noinit<const type[3]>(); |
176 | BOOST_TEST(result.get() != 0); |
177 | BOOST_TEST(result.local_use_count() == 1); |
178 | BOOST_TEST(boost::alignment::is_aligned(result.get(), |
179 | boost::alignment_of<type>::value)); |
180 | BOOST_TEST(type::instances == 3); |
181 | boost::weak_ptr<const type[3]> other = result; |
182 | result.reset(); |
183 | BOOST_TEST(type::instances == 0); |
184 | } |
185 | { |
186 | boost::local_shared_ptr<const type[][2]> result = |
187 | boost::make_local_shared_noinit<const type[][2]>(size: 2); |
188 | BOOST_TEST(result.get() != 0); |
189 | BOOST_TEST(result.local_use_count() == 1); |
190 | BOOST_TEST(boost::alignment::is_aligned(result.get(), |
191 | boost::alignment_of<type>::value)); |
192 | BOOST_TEST(type::instances == 4); |
193 | boost::weak_ptr<const type[][2]> other = result; |
194 | result.reset(); |
195 | BOOST_TEST(type::instances == 0); |
196 | } |
197 | { |
198 | boost::local_shared_ptr<const type[2][2]> result = |
199 | boost::make_local_shared_noinit<const type[2][2]>(); |
200 | BOOST_TEST(result.get() != 0); |
201 | BOOST_TEST(result.local_use_count() == 1); |
202 | BOOST_TEST(boost::alignment::is_aligned(result.get(), |
203 | boost::alignment_of<type>::value)); |
204 | BOOST_TEST(type::instances == 4); |
205 | boost::weak_ptr<const type[2][2]> other = result; |
206 | result.reset(); |
207 | BOOST_TEST(type::instances == 0); |
208 | } |
209 | return boost::report_errors(); |
210 | } |
211 | #else |
212 | int main() |
213 | { |
214 | return 0; |
215 | } |
216 | #endif |
217 | |