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// 2004-01-30  Paolo Carlini  <pcarlini@suse.de>

// Copyright (C) 2004, 2009 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 3, 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 COPYING3.  If not see

// <http://www.gnu.org/licenses/>.

// 21.3.1 basic_string constructors.

#include <iterator>

#include <sstream>

#include <cstdlib>

#include <testsuite_hooks.h>

using namespace std;

wstring data(long len)

{

  wstring ret;

  for (long i = 0; i < len; ++i)

    ret.push_back(L'a' + rand() % 26);

  return ret;

}

void test01(int iter)

{

  bool test __attribute__((unused)) = true;

  for (long i = 0, j = 1; i < iter; ++i, j *= 3)

    {

      wistringstream isstr(data(j));

      wstring str((istreambuf_iterator<wchar_t>(isstr)),

                  istreambuf_iterator<wchar_t>());

      VERIFY( str == isstr.str() );

    }

}

int main()

{

  test01(13);

  return 0;

}