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// 2003-05-01 Petur Runolfsson <peturr02@ru.is>

// Copyright (C) 2003, 2009 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 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 <ext/stdio_sync_filebuf.h>

#include <testsuite_hooks.h>

// libstdc++/12048

void test05()

{

  bool test __attribute__((unused)) = true;

  const char* name = "cin_unget-1.txt";

  std::FILE* file = std::fopen(name, "r");

  __gnu_cxx::stdio_sync_filebuf<wchar_t> sbuf(file);

  wchar_t buf[2];

  VERIFY( sbuf.sgetn(buf, 2) == 2 );

  std::wint_t c2 = sbuf.sungetc();

  VERIFY( c2 != WEOF );

  std::wint_t c3 = std::fgetwc(file);

  VERIFY( c3 == std::char_traits<wchar_t>::to_int_type(buf[1]) );

  std::fclose(file);

}

int main ()

{

  test05();

  return 0;

}