tests/test-c32isprint.c

   1 /* Test of c32isprint() 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 (c32isprint, 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 c32isprint 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 c32isprint (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 = c32isprint (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      no explicit list of printable characters.  */
  65   {
  66     int c;
  67
  68     for (c = 0; c < 0x100; c++)
  69       switch (c)
  70         {
  71         #if !(defined _WIN32 && !defined __CYGWIN__)
  72         case '\t': case '\v': case '\f':
  73         #endif
  74         case ' ': case '!': case '"': case '#': case '%':
  75         case '&': case '\'': case '(': case ')': case '*':
  76         case '+': case ',': case '-': case '.': case '/':
  77         case '0': case '1': case '2': case '3': case '4':
  78         case '5': case '6': case '7': case '8': case '9':
  79         case ':': case ';': case '<': case '=': case '>':
  80         case '?':
  81         case 'A': case 'B': case 'C': case 'D': case 'E':
  82         case 'F': case 'G': case 'H': case 'I': case 'J':
  83         case 'K': case 'L': case 'M': case 'N': case 'O':
  84         case 'P': case 'Q': case 'R': case 'S': case 'T':
  85         case 'U': case 'V': case 'W': case 'X': case 'Y':
  86         case 'Z':
  87         case '[': case '\\': case ']': case '^': case '_':
  88         case 'a': case 'b': case 'c': case 'd': case 'e':
  89         case 'f': case 'g': case 'h': case 'i': case 'j':
  90         case 'k': case 'l': case 'm': case 'n': case 'o':
  91         case 'p': case 'q': case 'r': case 's': case 't':
  92         case 'u': case 'v': case 'w': case 'x': case 'y':
  93         case 'z': case '{': case '|': case '}': case '~':
  94           /* c is in the ISO C "basic character set".  */
  95           buf[0] = (unsigned char) c;
  96           is = for_character (buf, 1);
  97           switch (c)
  98             {
  99             case '\t': case '\v': case '\f':
 100               ASSERT (is == 0);
 101               break;
 102             default:
 103               ASSERT (is != 0);
 104               break;
 105             }
 106           break;
 107         }
 108   }
 109
 110   if (argc > 1)
 111     switch (argv[1][0])
 112       {
 113       case '0':
 114         /* C locale; tested above.  */
 115         return 0;
 116
 117       case '1':
 118         /* Locale encoding is ISO-8859-1 or ISO-8859-15.  */
 119         {
 120           /* U+007F <control> */
 121           is = for_character ("\177", 1);
 122           ASSERT (is == 0);
 123         #if !(defined __FreeBSD__ || defined __DragonFly__ || defined __sgi || (defined _WIN32 && !defined __CYGWIN__))
 124           /* U+00A0 NO-BREAK SPACE */
 125           is = for_character ("\240", 1);
 126           ASSERT (is != 0);
 127         #endif
 128         #if !(defined __FreeBSD__ || defined __DragonFly__)
 129           /* U+00B8 CEDILLA */
 130           is = for_character ("\270", 1);
 131           ASSERT (is != 0);
 132         #endif
 133         }
 134         return 0;
 135
 136       case '2':
 137         /* Locale encoding is EUC-JP.  */
 138         {
 139           /* U+007F <control> */
 140           is = for_character ("\177", 1);
 141           ASSERT (is == 0);
 142         #if !((defined __APPLE__ && defined __MACH__) || defined __FreeBSD__ || defined __DragonFly__)
 143           /* U+00B8 CEDILLA */
 144           is = for_character ("\217\242\261", 3);
 145           ASSERT (is != 0);
 146           /* U+3000 IDEOGRAPHIC SPACE */
 147           is = for_character ("\241\241", 2);
 148           ASSERT (is != 0);
 149         #endif
 150         }
 151         return 0;
 152
 153       case '3':
 154         /* Locale encoding is UTF-8.  */
 155         {
 156           /* U+007F <control> */
 157           is = for_character ("\177", 1);
 158           ASSERT (is == 0);
 159         #if !(defined __FreeBSD__ || defined __DragonFly__ || defined __sun || (defined _WIN32 && !defined __CYGWIN__))
 160           /* U+00A0 NO-BREAK SPACE */
 161           is = for_character ("\302\240", 2);
 162           ASSERT (is != 0);
 163         #endif
 164           /* U+00B8 CEDILLA */
 165           is = for_character ("\302\270", 2);
 166           ASSERT (is != 0);
 167         #if !(defined __FreeBSD__ || defined __DragonFly__ || defined __sun || (defined _WIN32 && !defined __CYGWIN__))
 168           /* U+2002 EN SPACE */
 169           is = for_character ("\342\200\202", 3);
 170           ASSERT (is != 0);
 171         #endif
 172         #if !(defined __GLIBC__ || defined _AIX || defined __CYGWIN__)
 173           /* U+202E RIGHT-TO-LEFT OVERRIDE */
 174           is = for_character ("\342\200\256", 3);
 175           ASSERT (is == 0);
 176         #endif
 177         #if !(defined __FreeBSD__ || defined __DragonFly__ || defined __sun)
 178           /* U+3000 IDEOGRAPHIC SPACE */
 179           is = for_character ("\343\200\200", 3);
 180           ASSERT (is != 0);
 181         #endif
 182         #if !(defined __GLIBC__ || defined _AIX || defined __CYGWIN__ || (defined _WIN32 && !defined __CYGWIN__))
 183           /* U+FEFF ZERO WIDTH NO-BREAK SPACE */
 184           is = for_character ("\357\273\277", 3);
 185           ASSERT (is == 0);
 186         #endif
 187         #if !defined __sun
 188           /* U+20000 <CJK Ideograph> */
 189           is = for_character ("\360\240\200\200", 4);
 190           ASSERT (is != 0);
 191         #endif
 192         #if !(defined __GLIBC__ || defined _AIX || defined __CYGWIN__ || (defined _WIN32 && !defined __CYGWIN__))
 193           /* U+E0001 LANGUAGE TAG */
 194           is = for_character ("\363\240\200\201", 4);
 195           ASSERT (is == 0);
 196         #endif
 197         }
 198         return 0;
 199
 200       case '4':
 201         /* Locale encoding is GB18030.  */
 202         {
 203           /* U+007F <control> */
 204           is = for_character ("\177", 1);
 205           ASSERT (is == 0);
 206         #if !(defined __FreeBSD__ || defined __DragonFly__ || defined __sun)
 207           /* U+00A0 NO-BREAK SPACE */
 208           is = for_character ("\201\060\204\062", 4);
 209           ASSERT (is != 0);
 210           /* U+00B8 CEDILLA */
 211           is = for_character ("\201\060\206\060", 4);
 212           ASSERT (is != 0);
 213           /* U+2002 EN SPACE */
 214           is = for_character ("\201\066\243\070", 4);
 215           ASSERT (is != 0);
 216         #endif
 217         #if !defined __GLIBC__
 218           /* U+202E RIGHT-TO-LEFT OVERRIDE */
 219           is = for_character ("\201\066\247\061", 4);
 220           ASSERT (is == 0);
 221         #endif
 222         #if !(defined __FreeBSD__ || defined __DragonFly__)
 223           /* U+3000 IDEOGRAPHIC SPACE */
 224           is = for_character ("\241\241", 2);
 225           ASSERT (is != 0);
 226         #endif
 227         #if !defined __GLIBC__
 228           /* U+FEFF ZERO WIDTH NO-BREAK SPACE */
 229           is = for_character ("\204\061\225\063", 4);
 230           ASSERT (is == 0);
 231         #endif
 232         #if !((defined __APPLE__ && defined __MACH__) || defined __FreeBSD__ || defined __DragonFly__ || defined __NetBSD__ || defined __sun)
 233           /* U+20000 <CJK Ideograph> */
 234           is = for_character ("\225\062\202\066", 4);
 235           ASSERT (is != 0);
 236         #endif
 237         #if !defined __GLIBC__
 238           /* U+E0001 LANGUAGE TAG */
 239           is = for_character ("\323\066\225\071", 4);
 240           ASSERT (is == 0);
 241         #endif
 242         }
 243         return 0;
 244
 245       }
 246
 247   return 1;
 248 }