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- // 2000-09-11 Benjamin Kosnik <bkoz@redhat.com>
- // Copyright (C) 2000-2022 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/>.
- // 22.1.2 locale globals [lib.locale.global.templates]
- #include <cwchar> // for mbstate_t
- #include <locale>
- #include <typeinfo>
- #include <testsuite_hooks.h>
- typedef std::codecvt<char, char, std::mbstate_t> ccodecvt;
- class gnu_codecvt: public ccodecvt { };
- void test01()
- {
- using namespace std;
- // 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;
- }
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