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// 2004-10-06  Paolo Carlini  <pcarlini@suse.de>

// Copyright (C) 2004 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.

// 27.8.1.4 Overridden virtual functions

#include <sstream>

#include <testsuite_hooks.h>

void test01()

{

  using namespace std;

  bool test __attribute__((unused)) = true;

  const unsigned max_size = 1 << 18;

  char ref[max_size];

  memset(ref, '\0', max_size);

  char src[max_size * 2];

  memset(src, '\1', max_size * 2);

  for (unsigned i = 128; i <= max_size; i *= 2)

    {

      char* dest = new char[i * 2];

      memset(dest, '\0', i * 2);

      stringbuf sbuf;

      sbuf.pubsetbuf(dest, i);

      sbuf.sputn(src, i * 2);

      VERIFY( !memcmp(dest + i, ref, i) );

      delete[] dest;

    }

}

int main()

{

  test01();

  return 0;

}