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// 2003-05-30  Paolo Carlini  <pcarlini@unitus.it>

// Copyright (C) 2003 Free Software Foundation, Inc.

//

// 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.

#include <sstream>

#include <testsuite_hooks.h>

void test01()

{

  bool test __attribute__((unused)) = true;

  using namespace std;

  typedef stringbuf::pos_type pos_type;

  typedef stringbuf::off_type off_type;

  stringbuf strb_01(ios_base::out);

  strb_01.sputn("broken peak", 11);

  pos_type pt_1 = strb_01.pubseekoff(0, ios_base::end, ios_base::out);

  // In general, according to 27.7.1.3,14, the below has undefined

  // behaviour since pt_1 + off_type(1) doesn't come from a

  // previous pubseekpos or pubseekoff. However, given v3 implementation,

  // this was useful to expose a bug in pubseekpos checks.

  pos_type pt_2 = strb_01.pubseekpos(pt_1 + off_type(1), ios_base::out);

  VERIFY( pt_2 == pos_type(off_type(-1)) );

}

int main()

{

  test01();

  return 0;

}