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// 2003-05-13 Benjamin Kosnik  <bkoz@redhat.com>

// 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.

// 27.8.1.4 Overridden virtual functions

#include <fstream>

#include <locale>

#include <testsuite_hooks.h>

class state_codecvt : public std::codecvt<wchar_t, char, std::mbstate_t>

{

protected:

  int

  do_encoding() const throw()

  { return -1; }

};

void test03()

{

  using namespace std;

  bool test __attribute__((unused)) = true;

  locale loc_s(locale::classic(), new state_codecvt);

  wfilebuf ob;

  ob.pubimbue(loc_s);

  VERIFY( ob.getloc() == loc_s );

  // 2 "if encoding of current locale is state dependent" and

  // not at the beginning of the file fails...

  locale loc_c = locale::classic();

  locale ret = ob.pubimbue(loc_s);

  VERIFY( ob.getloc() == loc_s );

}

int main()

{

  test03();

  return 0;

}