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5624e564 | 1 | // Copyright (C) 2005-2015 Free Software Foundation, Inc. |
7dfded91 JW |
2 | // |
3 | // This file is part of the GNU ISO C++ Library. This library is free | |
4 | // software; you can redistribute it and/or modify it under the | |
5 | // terms of the GNU General Public License as published by the | |
748086b7 | 6 | // Free Software Foundation; either version 3, or (at your option) |
7dfded91 JW |
7 | // any later version. |
8 | ||
9 | // This library is distributed in the hope that it will be useful, | |
10 | // but WITHOUT ANY WARRANTY; without even the implied warranty of | |
11 | // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
12 | // GNU General Public License for more details. | |
13 | ||
14 | // You should have received a copy of the GNU General Public License along | |
748086b7 JJ |
15 | // with this library; see the file COPYING3. If not see |
16 | // <http://www.gnu.org/licenses/>. | |
7dfded91 JW |
17 | |
18 | // TR1 2.2.2 Template class shared_ptr [tr.util.smartptr.shared] | |
19 | ||
20 | #include <tr1/memory> | |
21 | #include <testsuite_hooks.h> | |
22 | ||
23 | struct A | |
24 | { | |
25 | A() { ++ctor_count; } | |
26 | virtual ~A() { ++dtor_count; } | |
27 | static long ctor_count; | |
28 | static long dtor_count; | |
29 | }; | |
30 | long A::ctor_count = 0; | |
31 | long A::dtor_count = 0; | |
32 | ||
33 | struct B : A | |
34 | { | |
35 | B() { ++ctor_count; } | |
36 | virtual ~B() { ++dtor_count; } | |
37 | static long ctor_count; | |
38 | static long dtor_count; | |
39 | }; | |
40 | long B::ctor_count = 0; | |
41 | long B::dtor_count = 0; | |
42 | ||
43 | ||
44 | struct reset_count_struct | |
45 | { | |
46 | ~reset_count_struct() | |
47 | { | |
48 | A::ctor_count = 0; | |
49 | A::dtor_count = 0; | |
50 | B::ctor_count = 0; | |
51 | B::dtor_count = 0; | |
52 | } | |
53 | }; | |
54 | ||
55 | ||
56 | // 2.2.3.3 shared_ptr assignment [tr.util.smartptr.shared.assign] | |
57 | ||
58 | // Assignment from auto_ptr<Y> | |
59 | int | |
60 | test01() | |
61 | { | |
62 | reset_count_struct __attribute__((unused)) reset; | |
63 | bool test __attribute__((unused)) = true; | |
64 | ||
65 | std::tr1::shared_ptr<A> a(new A); | |
66 | std::auto_ptr<B> b(new B); | |
67 | a = b; | |
68 | VERIFY( a.get() != 0 ); | |
69 | VERIFY( b.get() == 0 ); | |
70 | VERIFY( A::ctor_count == 2 ); | |
71 | VERIFY( A::dtor_count == 1 ); | |
72 | VERIFY( B::ctor_count == 1 ); | |
73 | VERIFY( B::dtor_count == 0 ); | |
74 | ||
75 | return 0; | |
76 | } | |
77 | ||
78 | int | |
79 | main() | |
80 | { | |
81 | test01(); | |
82 | return 0; | |
83 | } |