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// Copyright (C) 2005 Free Software Foundation

//

// This file is part of the GNU ISO C++ Library.  This library is free

// software; you can redistribute it and/or modify it under the

// terms of the GNU General Public License as published by the

// Free Software Foundation; either version 2, or (at your option)

// any later version.

// This library is distributed in the hope that it will be useful,

// but WITHOUT ANY WARRANTY; without even the implied warranty of

// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the

// GNU General Public License for more details.

// You should have received a copy of the GNU General Public License along

// with this library; see the file COPYING.  If not, write to the Free

// Software Foundation, 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301,

// USA.

// TR1 2.2.2 Template class shared_ptr [tr.util.smartptr.shared]

#include <tr1/memory>

#include <testsuite_hooks.h>

struct A { };

// 2.2.3.5 shared_ptr observers [tr.util.smartptr.shared.obs]

// conversion to bool

int

test01()

{

  bool test __attribute__((unused)) = true;

  const std::tr1::shared_ptr<A> p1;

  VERIFY( p1 == false );

  const std::tr1::shared_ptr<A> p2(p1);

  VERIFY( p2 == false );

  return 0;

}

int

test02()

{

  bool test __attribute__((unused)) = true;

  std::tr1::shared_ptr<A> p1(new A);

  VERIFY( p1 );

  std::tr1::shared_ptr<A> p2(p1);

  VERIFY( p2 );

  p1.reset();

  VERIFY( !p1 );

  VERIFY( p2 );

  return 0;

}

int

test03()

{

  bool test __attribute__((unused)) = true;

  std::tr1::shared_ptr<A> p1(new A);

  std::tr1::shared_ptr<A> p2(p1);

  p2.reset(new A);

  VERIFY( p1 );

  VERIFY( p2 );

  return 0;

}

int

main()

{

  test01();

  test02();

  test03();

  return 0;

}