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1 | // allocate_local_shared_test.cpp |
2 | // | |
3 | // Copyright 2007-2009, 2017 Peter Dimov | |
4 | // | |
5 | // Distributed under the Boost Software License, Version 1.0. | |
6 | // See accompanying file LICENSE_1_0.txt or copy at | |
7 | // http://www.boost.org/LICENSE_1_0.txt | |
8 | ||
9 | #include <boost/config.hpp> | |
10 | ||
11 | #if defined( BOOST_NO_CXX11_RVALUE_REFERENCES ) || defined( BOOST_NO_CXX11_VARIADIC_TEMPLATES ) | |
12 | ||
13 | int main() | |
14 | { | |
15 | } | |
16 | ||
17 | #else | |
18 | ||
19 | #include <boost/core/lightweight_test.hpp> | |
20 | #include <boost/smart_ptr/make_local_shared.hpp> | |
21 | #include <boost/smart_ptr/local_shared_ptr.hpp> | |
22 | #include <boost/weak_ptr.hpp> | |
23 | #include <cstddef> | |
24 | ||
25 | class X | |
26 | { | |
27 | private: | |
28 | ||
29 | X( X const & ); | |
30 | X & operator=( X const & ); | |
31 | ||
32 | void * operator new( std::size_t n ) | |
33 | { | |
34 | // lack of this definition causes link errors on Comeau C++ | |
35 | BOOST_ERROR( "private X::new called" ); | |
36 | return ::operator new( n ); | |
37 | } | |
38 | ||
39 | void operator delete( void * p ) | |
40 | { | |
41 | // lack of this definition causes link errors on MSVC | |
42 | BOOST_ERROR( "private X::delete called" ); | |
43 | ::operator delete( p ); | |
44 | } | |
45 | ||
46 | public: | |
47 | ||
48 | static int instances; | |
49 | ||
50 | int v; | |
51 | ||
52 | explicit X( int a1 = 0, int a2 = 0, int a3 = 0, int a4 = 0, int a5 = 0, int a6 = 0, int a7 = 0, int a8 = 0, int a9 = 0 ): v( a1+a2+a3+a4+a5+a6+a7+a8+a9 ) | |
53 | { | |
54 | ++instances; | |
55 | } | |
56 | ||
57 | ~X() | |
58 | { | |
59 | --instances; | |
60 | } | |
61 | }; | |
62 | ||
63 | int X::instances = 0; | |
64 | ||
65 | int main() | |
66 | { | |
67 | { | |
68 | boost::local_shared_ptr< int > pi = boost::allocate_local_shared< int >( std::allocator<int>() ); | |
69 | ||
70 | BOOST_TEST( pi.get() != 0 ); | |
71 | BOOST_TEST( *pi == 0 ); | |
72 | } | |
73 | ||
74 | { | |
75 | boost::local_shared_ptr< int > pi = boost::allocate_local_shared_noinit< int >( std::allocator<int>() ); | |
76 | ||
77 | BOOST_TEST( pi.get() != 0 ); | |
78 | } | |
79 | ||
80 | { | |
81 | boost::local_shared_ptr< int > pi = boost::allocate_local_shared< int >( std::allocator<int>(), 5 ); | |
82 | ||
83 | BOOST_TEST( pi.get() != 0 ); | |
84 | BOOST_TEST( *pi == 5 ); | |
85 | } | |
86 | ||
87 | BOOST_TEST( X::instances == 0 ); | |
88 | ||
89 | { | |
90 | boost::local_shared_ptr< X > pi = boost::allocate_local_shared< X >( std::allocator<void>() ); | |
91 | boost::weak_ptr<X> wp( pi ); | |
92 | ||
93 | BOOST_TEST( X::instances == 1 ); | |
94 | BOOST_TEST( pi.get() != 0 ); | |
95 | BOOST_TEST( pi->v == 0 ); | |
96 | ||
97 | pi.reset(); | |
98 | ||
99 | BOOST_TEST( X::instances == 0 ); | |
100 | } | |
101 | ||
102 | { | |
103 | boost::local_shared_ptr< X > pi = boost::allocate_local_shared_noinit< X >( std::allocator<void>() ); | |
104 | boost::weak_ptr<X> wp( pi ); | |
105 | ||
106 | BOOST_TEST( X::instances == 1 ); | |
107 | BOOST_TEST( pi.get() != 0 ); | |
108 | BOOST_TEST( pi->v == 0 ); | |
109 | ||
110 | pi.reset(); | |
111 | ||
112 | BOOST_TEST( X::instances == 0 ); | |
113 | } | |
114 | ||
115 | { | |
116 | boost::local_shared_ptr< X > pi = boost::allocate_local_shared< X >( std::allocator<void>(), 1 ); | |
117 | boost::weak_ptr<X> wp( pi ); | |
118 | ||
119 | BOOST_TEST( X::instances == 1 ); | |
120 | BOOST_TEST( pi.get() != 0 ); | |
121 | BOOST_TEST( pi->v == 1 ); | |
122 | ||
123 | pi.reset(); | |
124 | ||
125 | BOOST_TEST( X::instances == 0 ); | |
126 | } | |
127 | ||
128 | { | |
129 | boost::local_shared_ptr< X > pi = boost::allocate_local_shared< X >( std::allocator<void>(), 1, 2 ); | |
130 | boost::weak_ptr<X> wp( pi ); | |
131 | ||
132 | BOOST_TEST( X::instances == 1 ); | |
133 | BOOST_TEST( pi.get() != 0 ); | |
134 | BOOST_TEST( pi->v == 1+2 ); | |
135 | ||
136 | pi.reset(); | |
137 | ||
138 | BOOST_TEST( X::instances == 0 ); | |
139 | } | |
140 | ||
141 | { | |
142 | boost::local_shared_ptr< X > pi = boost::allocate_local_shared< X >( std::allocator<void>(), 1, 2, 3 ); | |
143 | boost::weak_ptr<X> wp( pi ); | |
144 | ||
145 | BOOST_TEST( X::instances == 1 ); | |
146 | BOOST_TEST( pi.get() != 0 ); | |
147 | BOOST_TEST( pi->v == 1+2+3 ); | |
148 | ||
149 | pi.reset(); | |
150 | ||
151 | BOOST_TEST( X::instances == 0 ); | |
152 | } | |
153 | ||
154 | { | |
155 | boost::local_shared_ptr< X > pi = boost::allocate_local_shared< X >( std::allocator<void>(), 1, 2, 3, 4 ); | |
156 | boost::weak_ptr<X> wp( pi ); | |
157 | ||
158 | BOOST_TEST( X::instances == 1 ); | |
159 | BOOST_TEST( pi.get() != 0 ); | |
160 | BOOST_TEST( pi->v == 1+2+3+4 ); | |
161 | ||
162 | pi.reset(); | |
163 | ||
164 | BOOST_TEST( X::instances == 0 ); | |
165 | } | |
166 | ||
167 | { | |
168 | boost::local_shared_ptr< X > pi = boost::allocate_local_shared< X >( std::allocator<void>(), 1, 2, 3, 4, 5 ); | |
169 | boost::weak_ptr<X> wp( pi ); | |
170 | ||
171 | BOOST_TEST( X::instances == 1 ); | |
172 | BOOST_TEST( pi.get() != 0 ); | |
173 | BOOST_TEST( pi->v == 1+2+3+4+5 ); | |
174 | ||
175 | pi.reset(); | |
176 | ||
177 | BOOST_TEST( X::instances == 0 ); | |
178 | } | |
179 | ||
180 | { | |
181 | boost::local_shared_ptr< X > pi = boost::allocate_local_shared< X >( std::allocator<void>(), 1, 2, 3, 4, 5, 6 ); | |
182 | boost::weak_ptr<X> wp( pi ); | |
183 | ||
184 | BOOST_TEST( X::instances == 1 ); | |
185 | BOOST_TEST( pi.get() != 0 ); | |
186 | BOOST_TEST( pi->v == 1+2+3+4+5+6 ); | |
187 | ||
188 | pi.reset(); | |
189 | ||
190 | BOOST_TEST( X::instances == 0 ); | |
191 | } | |
192 | ||
193 | { | |
194 | boost::local_shared_ptr< X > pi = boost::allocate_local_shared< X >( std::allocator<void>(), 1, 2, 3, 4, 5, 6, 7 ); | |
195 | boost::weak_ptr<X> wp( pi ); | |
196 | ||
197 | BOOST_TEST( X::instances == 1 ); | |
198 | BOOST_TEST( pi.get() != 0 ); | |
199 | BOOST_TEST( pi->v == 1+2+3+4+5+6+7 ); | |
200 | ||
201 | pi.reset(); | |
202 | ||
203 | BOOST_TEST( X::instances == 0 ); | |
204 | } | |
205 | ||
206 | { | |
207 | boost::local_shared_ptr< X > pi = boost::allocate_local_shared< X >( std::allocator<void>(), 1, 2, 3, 4, 5, 6, 7, 8 ); | |
208 | boost::weak_ptr<X> wp( pi ); | |
209 | ||
210 | BOOST_TEST( X::instances == 1 ); | |
211 | BOOST_TEST( pi.get() != 0 ); | |
212 | BOOST_TEST( pi->v == 1+2+3+4+5+6+7+8 ); | |
213 | ||
214 | pi.reset(); | |
215 | ||
216 | BOOST_TEST( X::instances == 0 ); | |
217 | } | |
218 | ||
219 | { | |
220 | boost::local_shared_ptr< X > pi = boost::allocate_local_shared< X >( std::allocator<void>(), 1, 2, 3, 4, 5, 6, 7, 8, 9 ); | |
221 | boost::weak_ptr<X> wp( pi ); | |
222 | ||
223 | BOOST_TEST( X::instances == 1 ); | |
224 | BOOST_TEST( pi.get() != 0 ); | |
225 | BOOST_TEST( pi->v == 1+2+3+4+5+6+7+8+9 ); | |
226 | ||
227 | pi.reset(); | |
228 | ||
229 | BOOST_TEST( X::instances == 0 ); | |
230 | } | |
231 | ||
232 | return boost::report_errors(); | |
233 | } | |
234 | ||
235 | #endif |