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[thirdparty/gcc.git] / libstdc++-v3 / testsuite / 22_locale / codecvt / max_length / wchar_t / 2.cc

// { dg-require-namedlocale "en_US.ISO8859-1" }

// 2003-02-06  Petur Runolfsson  <peturr02@ru.is>

// Copyright (C) 2003-2024 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/>.

// 22.2.1.5 - Template class codecvt [lib.locale.codecvt]

#include <locale>
#include <testsuite_hooks.h>

// Required instantiation
// codecvt<wchar_t, char, mbstate_t>
void test02()
{
  using namespace std;
  typedef codecvt<wchar_t, char, mbstate_t> 	w_codecvt;

  locale  loc = locale(ISO_8859(1,en_US));
  locale::global(loc);
  const w_codecvt* 	cvt = &use_facet<w_codecvt>(loc); 

  int k = cvt->max_length();
  VERIFY( k == 1 ); // ISO8859-1 is a single-byte encoding
}

int main ()
{
  test02();
  return 0;
}