libstdc++-v3/testsuite/20_util/shared_ptr/observers/get.cc

   1 // { dg-options "-std=gnu++0x" }
   2
   3 // Copyright (C) 2005, 2006, 2007 Free Software Foundation
   4 //
   5 // This file is part of the GNU ISO C++ Library.  This library is free
   6 // software; you can redistribute it and/or modify it under the
   7 // terms of the GNU General Public License as published by the
   8 // Free Software Foundation; either version 2, or (at your option)
   9 // any later version.
  10
  11 // This library is distributed in the hope that it will be useful,
  12 // but WITHOUT ANY WARRANTY; without even the implied warranty of
  13 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  14 // GNU General Public License for more details.
  15
  16 // You should have received a copy of the GNU General Public License along
  17 // with this library; see the file COPYING.  If not, write to the Free
  18 // Software Foundation, 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301,
  19 // USA.
  20
  21 // 20.6.6.2 Template class shared_ptr [util.smartptr.shared]
  22
  23 #include <memory>
  24 #include <testsuite_hooks.h>
  25
  26 struct A
  27 {
  28   A() : i() {}
  29   int i;
  30 };
  31
  32 // 20.6.6.2.5 shared_ptr observers [util.smartptr.shared.obs]
  33
  34 // get
  35 int
  36 test01()
  37 {
  38   bool test __attribute__((unused)) = true;
  39
  40   A * const a = new A;
  41   const std::shared_ptr<A> p(a);
  42   VERIFY( p.get() == a );
  43
  44   return 0;
  45 }
  46
  47 // operator*
  48 int
  49 test02()
  50 {
  51   bool test __attribute__((unused)) = true;
  52
  53   A * const a = new A;
  54   const std::shared_ptr<A> p(a);
  55   VERIFY( &*p == a );
  56
  57   return 0;
  58 }
  59
  60
  61 // operator->
  62 int
  63 test03()
  64 {
  65   bool test __attribute__((unused)) = true;
  66
  67   A * const a = new A;
  68   const std::shared_ptr<A> p(a);
  69   VERIFY( &p->i == &a->i );
  70
  71   return 0;
  72 }
  73
  74
  75 int
  76 main()
  77 {
  78   test01();
  79   test02();
  80   test03();
  81   return 0;
  82 }