/* Copyright (C) 2000-2018 Free Software Foundation, Inc.

   This file is part of the GNU C Library.

   Contributed by Ulrich Drepper <drepper@redhat.com>, 2000.

   The GNU C Library is free software; you can redistribute it and/or

   modify it under the terms of the GNU Lesser General Public

   License as published by the Free Software Foundation; either

   version 2.1 of the License, or (at your option) any later version.

   The GNU C 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

   Lesser General Public License for more details.

   You should have received a copy of the GNU Lesser General Public

   License along with the GNU C Library; if not, see

   <http://www.gnu.org/licenses/>.  */

#include <locale.h>

#include <stdio.h>

#include <stdlib.h>

#include <string.h>

#include <wchar.h>

static int check_ascii (const char *locname);

static int

do_test (void)

{

  int result = 0;

  /* Check mapping of ASCII range for some character sets which have

     ASCII as a subset.  For those the wide char generated must have

     the same value.  */

  setlocale (LC_ALL, "C");

  result |= check_ascii (setlocale (LC_ALL, NULL));

  setlocale (LC_ALL, "de_DE.UTF-8");

  result |= check_ascii (setlocale (LC_ALL, NULL));

  setlocale (LC_ALL, "ja_JP.EUC-JP");

  result |= check_ascii (setlocale (LC_ALL, NULL));

  return result;

}

static int

check_ascii (const char *locname)

{

  wchar_t wc;

  int res = 0;

  printf ("Testing locale \"%s\":\n", locname);

  for (wc = 0; wc <= 127; ++wc)

    {

      char buf[2 * MB_CUR_MAX];

      mbstate_t s;

      size_t n;

      memset (buf, '\xff', sizeof (buf));

      memset (&s, '\0', sizeof (s));

      n = wcrtomb (buf, wc, &s);

      if (n == (size_t) -1)

	{

	  printf ("%s: '\\x%x': encoding error\n", locname, (int) wc);

	  ++res;

	}

      else if (n == 0)

	{

	  printf ("%s: '\\x%x': 0 returned\n", locname, (int) wc);

	  ++res;

	}

      else if (n != 1)

	{

	  printf ("%s: '\\x%x': not 1 returned\n", locname, (int) wc);

	  ++res;

	}

      else if (wc != (wchar_t) buf[0])

	{

	  printf ("%s: L'\\x%x': buf[0] != '\\x%x'\n", locname, (int) wc,

		  (int) wc);

	  ++res;

	}

    }

  printf (res == 1 ? "%d error\n" : "%d errors\n", res);

  return res != 0;

}

#include <support/test-driver.c>