tests/test-c32isalpha.c

   1 /* Test of c32isalpha() function.
   2    Copyright (C) 2020 Free Software Foundation, Inc.
   3
   4    This program is free software: you can redistribute it and/or modify
   5    it under the terms of the GNU General Public License as published by
   6    the Free Software Foundation; either version 3 of the License, or
   7    (at your option) any later version.
   8
   9    This program is distributed in the hope that it will be useful,
  10    but WITHOUT ANY WARRANTY; without even the implied warranty of
  11    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  12    GNU General Public License for more details.
  13
  14    You should have received a copy of the GNU General Public License
  15    along with this program.  If not, see <https://www.gnu.org/licenses/>.  */
  16
  17 #include <config.h>
  18
  19 #include <uchar.h>
  20
  21 #include "signature.h"
  22 SIGNATURE_CHECK (c32isalpha, int, (wint_t));
  23
  24 #include <locale.h>
  25 #include <stdlib.h>
  26 #include <string.h>
  27 #include <wchar.h>
  28
  29 #include "macros.h"
  30
  31 /* Returns the value of c32isalpha for the multibyte character s[0..n-1].  */
  32 static int
  33 for_character (const char *s, size_t n)
  34 {
  35   mbstate_t state;
  36   char32_t wc;
  37   size_t ret;
  38
  39   memset (&state, '\0', sizeof (mbstate_t));
  40   wc = (char32_t) 0xBADFACE;
  41   ret = mbrtoc32 (&wc, s, n, &state);
  42   ASSERT (ret == n);
  43
  44   return c32isalpha (wc);
  45 }
  46
  47 int
  48 main (int argc, char *argv[])
  49 {
  50   int is;
  51   char buf[4];
  52
  53   /* configure should already have checked that the locale is supported.  */
  54   if (setlocale (LC_ALL, "") == NULL)
  55     return 1;
  56
  57   /* Test WEOF.  */
  58   is = c32isalpha (WEOF);
  59   ASSERT (is == 0);
  60
  61   /* Test single-byte characters.
  62      POSIX specifies in
  63        <https://pubs.opengroup.org/onlinepubs/9699919799/basedefs/V1_chap07.html>
  64      that
  65        - in all locales, the alphabetic characters include the uppercase and
  66          lowercase characters and, consequently, include the A ... Z and a ... z
  67          characters.
  68        - in the "POSIX" locale (which is usually the same as the "C" locale),
  69          the alphabetic characters include only the ASCII A ... Z and a ... z
  70          characters.  */
  71   {
  72     int c;
  73
  74     for (c = 0; c < 0x100; c++)
  75       switch (c)
  76         {
  77         case '\t': case '\v': case '\f':
  78         case ' ': case '!': case '"': case '#': case '%':
  79         case '&': case '\'': case '(': case ')': case '*':
  80         case '+': case ',': case '-': case '.': case '/':
  81         case '0': case '1': case '2': case '3': case '4':
  82         case '5': case '6': case '7': case '8': case '9':
  83         case ':': case ';': case '<': case '=': case '>':
  84         case '?':
  85         case 'A': case 'B': case 'C': case 'D': case 'E':
  86         case 'F': case 'G': case 'H': case 'I': case 'J':
  87         case 'K': case 'L': case 'M': case 'N': case 'O':
  88         case 'P': case 'Q': case 'R': case 'S': case 'T':
  89         case 'U': case 'V': case 'W': case 'X': case 'Y':
  90         case 'Z':
  91         case '[': case '\\': case ']': case '^': case '_':
  92         case 'a': case 'b': case 'c': case 'd': case 'e':
  93         case 'f': case 'g': case 'h': case 'i': case 'j':
  94         case 'k': case 'l': case 'm': case 'n': case 'o':
  95         case 'p': case 'q': case 'r': case 's': case 't':
  96         case 'u': case 'v': case 'w': case 'x': case 'y':
  97         case 'z': case '{': case '|': case '}': case '~':
  98           /* c is in the ISO C "basic character set".  */
  99           buf[0] = (unsigned char) c;
 100           is = for_character (buf, 1);
 101           switch (c)
 102             {
 103             case 'A': case 'B': case 'C': case 'D': case 'E':
 104             case 'F': case 'G': case 'H': case 'I': case 'J':
 105             case 'K': case 'L': case 'M': case 'N': case 'O':
 106             case 'P': case 'Q': case 'R': case 'S': case 'T':
 107             case 'U': case 'V': case 'W': case 'X': case 'Y':
 108             case 'Z':
 109             case 'a': case 'b': case 'c': case 'd': case 'e':
 110             case 'f': case 'g': case 'h': case 'i': case 'j':
 111             case 'k': case 'l': case 'm': case 'n': case 'o':
 112             case 'p': case 'q': case 'r': case 's': case 't':
 113             case 'u': case 'v': case 'w': case 'x': case 'y':
 114             case 'z':
 115               ASSERT (is != 0);
 116               break;
 117             default:
 118               ASSERT (is == 0);
 119               break;
 120             }
 121           break;
 122         }
 123   }
 124
 125   if (argc > 1)
 126     switch (argv[1][0])
 127       {
 128       case '0':
 129         /* C locale; tested above.  */
 130         return 0;
 131
 132       case '1':
 133         /* Locale encoding is ISO-8859-1 or ISO-8859-15.  */
 134         {
 135           /* U+00D7 MULTIPLICATION SIGN */
 136           is = for_character ("\327", 1);
 137           ASSERT (is == 0);
 138           /* U+00D8 LATIN CAPITAL LETTER O WITH STROKE */
 139           is = for_character ("\330", 1);
 140           ASSERT (is != 0);
 141         }
 142         return 0;
 143
 144       case '2':
 145         /* Locale encoding is EUC-JP.  */
 146         {
 147           /* U+00D7 MULTIPLICATION SIGN */
 148           is = for_character ("\241\337", 2);
 149           ASSERT (is == 0);
 150         #if !(defined __APPLE__ && defined __MACH__)
 151           /* U+00D8 LATIN CAPITAL LETTER O WITH STROKE */
 152           is = for_character ("\217\251\254", 3);
 153           ASSERT (is != 0);
 154           /* U+0141 LATIN CAPITAL LETTER L WITH STROKE */
 155           is = for_character ("\217\251\250", 3);
 156           ASSERT (is != 0);
 157         #endif
 158           /* U+3001 IDEOGRAPHIC COMMA */
 159           is = for_character ("\241\242", 2);
 160           ASSERT (is == 0);
 161         #if !(defined __GLIBC__ || defined __CYGWIN__)
 162           /* U+FF11 FULLWIDTH DIGIT ONE */
 163           is = for_character ("\243\261", 2);
 164           ASSERT (is == 0);
 165         #endif
 166         #if !((defined __APPLE__ && defined __MACH__) || defined __NetBSD__)
 167           /* U+FF4D FULLWIDTH LATIN SMALL LETTER M */
 168           is = for_character ("\243\355", 2);
 169           ASSERT (is != 0);
 170         #endif
 171         }
 172         return 0;
 173
 174       case '3':
 175         /* Locale encoding is UTF-8.  */
 176         {
 177           /* U+00D7 MULTIPLICATION SIGN */
 178           is = for_character ("\303\227", 2);
 179           ASSERT (is == 0);
 180           /* U+00D8 LATIN CAPITAL LETTER O WITH STROKE */
 181           is = for_character ("\303\230", 2);
 182           ASSERT (is != 0);
 183           /* U+0141 LATIN CAPITAL LETTER L WITH STROKE */
 184           is = for_character ("\305\201", 2);
 185           ASSERT (is != 0);
 186           /* U+3001 IDEOGRAPHIC COMMA */
 187           is = for_character ("\343\200\201", 3);
 188           ASSERT (is == 0);
 189         #if !(defined __GLIBC__ || defined _AIX || defined __sun || defined __CYGWIN__)
 190           /* U+FF11 FULLWIDTH DIGIT ONE */
 191           is = for_character ("\357\274\221", 3);
 192           ASSERT (is == 0);
 193         #endif
 194           /* U+FF4D FULLWIDTH LATIN SMALL LETTER M */
 195           is = for_character ("\357\275\215", 3);
 196           ASSERT (is != 0);
 197         #if !((defined __APPLE__ && defined __MACH__) || defined __FreeBSD__ || defined __DragonFly__ || defined __NetBSD__ || defined __sun)
 198           /* U+10330 GOTHIC LETTER AHSA */
 199           is = for_character ("\360\220\214\260", 4);
 200           ASSERT (is != 0);
 201         #endif
 202           /* U+1D100 MUSICAL SYMBOL SINGLE BARLINE */
 203           is = for_character ("\360\235\204\200", 4);
 204           ASSERT (is == 0);
 205           /* U+E0061 TAG LATIN SMALL LETTER A */
 206           is = for_character ("\363\240\201\241", 4);
 207           ASSERT (is == 0);
 208         }
 209         return 0;
 210
 211       case '4':
 212         /* Locale encoding is GB18030.  */
 213         {
 214           /* U+00D7 MULTIPLICATION SIGN */
 215           is = for_character ("\241\301", 2);
 216           ASSERT (is == 0);
 217         #if !(defined __FreeBSD__ || defined __DragonFly__ || defined __sun)
 218           /* U+00D8 LATIN CAPITAL LETTER O WITH STROKE */
 219           is = for_character ("\201\060\211\061", 4);
 220           ASSERT (is != 0);
 221           /* U+0141 LATIN CAPITAL LETTER L WITH STROKE */
 222           is = for_character ("\201\060\221\071", 4);
 223           ASSERT (is != 0);
 224         #endif
 225           /* U+3001 IDEOGRAPHIC COMMA */
 226           is = for_character ("\241\242", 2);
 227           ASSERT (is == 0);
 228         #if !defined __GLIBC__
 229           /* U+FF11 FULLWIDTH DIGIT ONE */
 230           is = for_character ("\243\261", 2);
 231           ASSERT (is == 0);
 232         #endif
 233           /* U+FF4D FULLWIDTH LATIN SMALL LETTER M */
 234           is = for_character ("\243\355", 2);
 235           ASSERT (is != 0);
 236         #if !((defined __APPLE__ && defined __MACH__) || defined __FreeBSD__ || defined __DragonFly__ || defined __NetBSD__ || defined __sun)
 237           /* U+10330 GOTHIC LETTER AHSA */
 238           is = for_character ("\220\060\322\066", 4);
 239           ASSERT (is != 0);
 240         #endif
 241           /* U+1D100 MUSICAL SYMBOL SINGLE BARLINE */
 242           is = for_character ("\224\062\273\064", 4);
 243           ASSERT (is == 0);
 244           /* U+E0061 TAG LATIN SMALL LETTER A */
 245           is = for_character ("\323\066\237\065", 4);
 246           ASSERT (is == 0);
 247         }
 248         return 0;
 249
 250       }
 251
 252   return 1;
 253 }