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// 2003-04-30  Petur Runolfsson <peturr02@ru.is>

// Copyright (C) 2003, 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/>.

#include <testsuite_hooks.h>

#include <cstdio>

#include <iostream>

#include <cwchar>

void test02()

{

  using namespace std;

  bool test __attribute__((unused)) = true;

  wint_t c1 = fgetwc(stdin);

  wint_t c2 = wcin.rdbuf()->sputbackc(c1);

  VERIFY( c2 == c1 );

  wint_t c3 = fgetwc(stdin);

  VERIFY( c3 == c1 );

  ungetwc(c3, stdin);

  wint_t c4 = wcin.rdbuf()->sgetc();

  VERIFY( c4 == c3 );

}

int main()

{

  test02();

  return 0;

}