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138 lines
3.6 KiB
C
138 lines
3.6 KiB
C
/* Copyright (C) 2000, 2001 Free Software Foundation, Inc.
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This file is part of the GNU C Library.
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Contributed by Ulrich Drepper <drepper@redhat.com>, 2000.
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The GNU C Library is free software; you can redistribute it and/or
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modify it under the terms of the GNU Library General Public License as
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published by the Free Software Foundation; either version 2 of the
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License, or (at your option) any later version.
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The GNU C Library is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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Library General Public License for more details.
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You should have received a copy of the GNU Library General Public
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License along with the GNU C Library; see the file COPYING.LIB. If not,
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write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
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Boston, MA 02111-1307, USA. */
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#include <assert.h>
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#include <locale.h>
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#include <stdio.h>
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#include <stdlib.h>
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#include <string.h>
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#include <wchar.h>
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static int check_ascii (const char *locname);
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/* Test for mbrtowc, contributed by Markus Kuhn <mkuhn@acm.org>. */
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static int
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utf8_test (void)
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{
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/* UTF-8 single byte feeding test for mbrtowc(). */
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wchar_t wc;
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mbstate_t s;
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const char *locale = "de_DE.UTF-8";
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if (!setlocale (LC_CTYPE, locale))
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{
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fprintf (stderr, "locale '%s' not available!\n", locale);
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exit (1);
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}
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wc = 42; /* arbitrary number */
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memset (&s, 0, sizeof (s)); /* get s into initial state */
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assert (mbrtowc (&wc, "\xE2", 1, &s) == (size_t) - 2); /* 1st byte processed */
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assert (mbrtowc (&wc, "\x89", 1, &s) == (size_t) - 2); /* 2nd byte processed */
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assert (wc == 42); /* no value has not been stored into &wc yet */
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assert (mbrtowc (&wc, "\xA0", 1, &s) == 1); /* 3nd byte processed */
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assert (wc == 0x2260); /* E2 89 A0 = U+2260 (not equal) decoded correctly */
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assert (mbrtowc (&wc, "", 1, &s) == 0); /* test final byte processing */
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assert (wc == 0); /* test final byte decoding */
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return 0;
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}
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int
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main (void)
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{
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int result = 0;
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/* Check mapping of ASCII range for some character sets which have
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ASCII as a subset. For those the wide char generated must have
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the same value. */
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setlocale (LC_ALL, "C");
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result |= check_ascii (setlocale (LC_ALL, NULL));
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setlocale (LC_ALL, "de_DE.UTF-8");
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result |= check_ascii (setlocale (LC_ALL, NULL));
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result |= utf8_test ();
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setlocale (LC_ALL, "ja_JP.EUC-JP");
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result |= check_ascii (setlocale (LC_ALL, NULL));
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return result;
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}
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static int
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check_ascii (const char *locname)
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{
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int c;
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int res = 0;
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printf ("Testing locale \"%s\":\n", locname);
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for (c = 0; c <= 127; ++c)
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{
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char buf[MB_CUR_MAX];
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wchar_t wc = 0xffffffff;
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mbstate_t s;
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size_t n;
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int i;
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for (i = 0; i < MB_CUR_MAX; ++i)
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buf[i] = c + i;
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memset (&s, '\0', sizeof (s));
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n = mbrtowc (&wc, buf, MB_CUR_MAX, &s);
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if (n == (size_t) -1)
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{
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printf ("%s: '\\x%x': encoding error\n", locname, c);
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++res;
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}
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else if (n == (size_t) -2)
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{
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printf ("%s: '\\x%x': incomplete character\n", locname, c);
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++res;
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}
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else if (n == 0 && c != 0)
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{
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printf ("%s: '\\x%x': 0 returned\n", locname, c);
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++res;
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}
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else if (n != 0 && c == 0)
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{
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printf ("%s: '\\x%x': not 0 returned\n", locname, c);
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++res;
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}
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else if (c != 0 && n != 1)
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{
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printf ("%s: '\\x%x': not 1 returned\n", locname, c);
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++res;
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}
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else if (wc != (wchar_t) c)
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{
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printf ("%s: '\\x%x': wc != L'\\x%x'\n", locname, c, c);
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++res;
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}
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}
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printf (res == 1 ? "%d error\n" : "%d errors\n", res);
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return res != 0;
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}
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