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// 2000-09-11 Benjamin Kosnik <bkoz@redhat.com>

// Copyright (C) 2000 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 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.

// 22.1.2 locale globals [lib.locale.global.templates]

#include <cwchar> // for mbstate_t

#include <locale>

#include <testsuite_hooks.h>

typedef std::codecvt<char, char, std::mbstate_t> ccodecvt;

class gnu_codecvt: public ccodecvt { };

void test01()

{

  using namespace std;

  bool test __attribute__((unused)) = true;

  // construct a locale object with the C facet

  const locale&         cloc = locale::classic();

  // sanity check the constructed locale has the normal facet

  VERIFY( has_facet<ccodecvt>(cloc) );

  // construct a locale object with the specialized facet.

  locale                loc(locale::classic(), new gnu_codecvt);

  // sanity check the constructed locale has the specialized facet.

  VERIFY( has_facet<gnu_codecvt>(loc) );

  try

    { const ccodecvt& cvt01 __attribute__((unused)) = use_facet<ccodecvt>(cloc); }

  catch(...)

    { VERIFY( false ); }

  try

    { const gnu_codecvt& cvt02 __attribute__((unused)) = use_facet<gnu_codecvt>(loc); }

  catch(...)

    { VERIFY( false ); }

  try

    { const ccodecvt& cvt03 __attribute__((unused)) = use_facet<gnu_codecvt>(cloc); }

  catch(bad_cast& obj)

    { VERIFY( true ); }

  catch(...)

    { VERIFY( false ); }

}

int main ()

{

  test01();

  return 0;

}