1// Copyright (C) 2005 Free Software Foundation
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
6// Free Software Foundation; either version 2, or (at your option)
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
15// with this library; see the file COPYING.  If not, write to the Free
16// Software Foundation, 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301,
17// USA.
18
19// TR1 2.2.2 Template class shared_ptr [tr.util.smartptr.shared]
20
21#include <tr1/memory>
22#include <testsuite_hooks.h>
23
24struct A { };
25struct B : A { };
26
27
28// 2.2.3.1 shared_ptr constructors [tr.util.smartptr.shared.const]
29
30// Construction from pointer
31
32int
33test01()
34{
35  bool test __attribute__((unused)) = true;
36
37  A * const a = 0;
38  std::tr1::shared_ptr<A> p(a);
39  VERIFY( p.get() == 0 );
40  VERIFY( p.use_count() == 1 );
41
42  return 0;
43}
44
45int
46test02()
47{
48  bool test __attribute__((unused)) = true;
49
50  A * const a = new A;
51  std::tr1::shared_ptr<A> p(a);
52  VERIFY( p.get() == a );
53  VERIFY( p.use_count() == 1 );
54
55  return 0;
56}
57
58
59int
60test03()
61{
62  bool test __attribute__((unused)) = true;
63
64  B * const b = new B;
65  std::tr1::shared_ptr<A> p(b);
66  VERIFY( p.get() == b );
67  VERIFY( p.use_count() == 1 );
68
69  return 0;
70}
71
72int
73main()
74{
75  test01();
76  test02();
77  test02();
78  return 0;
79}
80