maint/gnulib/tests/unistdio/test-ulc-vasnprintf3.c

/* */
This source file includes following definitions.
test_function
my_asnprintf
test_vasnprintf
main
   1 /* Test of ulc_vasnprintf() function in an UTF-8 locale.
   2    Copyright (C) 2007-2021 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 /* Written by Bruno Haible <bruno@clisp.org>, 2007.  */
  18 
  19 #include <config.h>
  20 
  21 #include "unistdio.h"
  22 
  23 #include <locale.h>
  24 #include <stdarg.h>
  25 #include <stdint.h>
  26 #include <stdlib.h>
  27 #include <string.h>
  28 
  29 #include "macros.h"
  30 
  31 static void
  32 test_function (char * (*my_asnprintf) (char *, size_t *, const char *, ...))
     /*  */
  33 {
  34   /* Test the support of the 'U' conversion specifier for Unicode strings.  */
  35 
  36   {
  37     static const uint8_t unicode_string[] = "Rafa\305\202 Maszkowski"; /* Rafał Maszkowski */
  38     {
  39       size_t length;
  40       char *result =
  41         my_asnprintf (NULL, &length, "%U %d", unicode_string, 33, 44, 55);
  42       ASSERT (result != NULL);
  43       ASSERT (strcmp (result, "Rafa\305\202 Maszkowski 33") == 0);
  44       ASSERT (length == strlen (result));
  45       free (result);
  46     }
  47     { /* Width.  */
  48       size_t length;
  49       char *result =
  50         my_asnprintf (NULL, &length, "%20U %d", unicode_string, 33, 44, 55);
  51       ASSERT (result != NULL);
  52       ASSERT (strcmp (result, "    Rafa\305\202 Maszkowski 33") == 0);
  53       ASSERT (length == strlen (result));
  54       free (result);
  55     }
  56     { /* FLAG_LEFT.  */
  57       size_t length;
  58       char *result =
  59         my_asnprintf (NULL, &length, "%-20U %d", unicode_string, 33, 44, 55);
  60       ASSERT (result != NULL);
  61       ASSERT (strcmp (result, "Rafa\305\202 Maszkowski     33") == 0);
  62       ASSERT (length == strlen (result));
  63       free (result);
  64     }
  65     { /* FLAG_ZERO: no effect.  */
  66       size_t length;
  67       char *result =
  68         my_asnprintf (NULL, &length, "%020U %d", unicode_string, 33, 44, 55);
  69       ASSERT (result != NULL);
  70       ASSERT (strcmp (result, "    Rafa\305\202 Maszkowski 33") == 0);
  71       ASSERT (length == strlen (result));
  72       free (result);
  73     }
  74   }
  75 
  76   {
  77     static const uint16_t unicode_string[] = /* Rafał Maszkowski */
  78       {
  79         'R', 'a', 'f', 'a', 0x0142, ' ', 'M', 'a', 's', 'z', 'k', 'o', 'w',
  80         's', 'k', 'i', 0
  81       };
  82     {
  83       size_t length;
  84       char *result =
  85         my_asnprintf (NULL, &length, "%lU %d", unicode_string, 33, 44, 55);
  86       ASSERT (result != NULL);
  87       ASSERT (strcmp (result, "Rafa\305\202 Maszkowski 33") == 0);
  88       ASSERT (length == strlen (result));
  89       free (result);
  90     }
  91     { /* Width.  */
  92       size_t length;
  93       char *result =
  94         my_asnprintf (NULL, &length, "%20lU %d", unicode_string, 33, 44, 55);
  95       ASSERT (result != NULL);
  96       ASSERT (strcmp (result, "    Rafa\305\202 Maszkowski 33") == 0);
  97       ASSERT (length == strlen (result));
  98       free (result);
  99     }
 100     { /* FLAG_LEFT.  */
 101       size_t length;
 102       char *result =
 103         my_asnprintf (NULL, &length, "%-20lU %d", unicode_string, 33, 44, 55);
 104       ASSERT (result != NULL);
 105       ASSERT (strcmp (result, "Rafa\305\202 Maszkowski     33") == 0);
 106       ASSERT (length == strlen (result));
 107       free (result);
 108     }
 109     { /* FLAG_ZERO: no effect.  */
 110       size_t length;
 111       char *result =
 112         my_asnprintf (NULL, &length, "%020lU %d", unicode_string, 33, 44, 55);
 113       ASSERT (result != NULL);
 114       ASSERT (strcmp (result, "    Rafa\305\202 Maszkowski 33") == 0);
 115       ASSERT (length == strlen (result));
 116       free (result);
 117     }
 118   }
 119 
 120   {
 121     static const uint32_t unicode_string[] = /* Rafał Maszkowski */
 122       {
 123         'R', 'a', 'f', 'a', 0x0142, ' ', 'M', 'a', 's', 'z', 'k', 'o', 'w',
 124         's', 'k', 'i', 0
 125       };
 126     {
 127       size_t length;
 128       char *result =
 129         my_asnprintf (NULL, &length, "%llU %d", unicode_string, 33, 44, 55);
 130       ASSERT (result != NULL);
 131       ASSERT (strcmp (result, "Rafa\305\202 Maszkowski 33") == 0);
 132       ASSERT (length == strlen (result));
 133       free (result);
 134     }
 135     { /* Width.  */
 136       size_t length;
 137       char *result =
 138         my_asnprintf (NULL, &length, "%20llU %d", unicode_string, 33, 44, 55);
 139       ASSERT (result != NULL);
 140       ASSERT (strcmp (result, "    Rafa\305\202 Maszkowski 33") == 0);
 141       ASSERT (length == strlen (result));
 142       free (result);
 143     }
 144     { /* FLAG_LEFT.  */
 145       size_t length;
 146       char *result =
 147         my_asnprintf (NULL, &length, "%-20llU %d", unicode_string, 33, 44, 55);
 148       ASSERT (result != NULL);
 149       ASSERT (strcmp (result, "Rafa\305\202 Maszkowski     33") == 0);
 150       ASSERT (length == strlen (result));
 151       free (result);
 152     }
 153     { /* FLAG_ZERO: no effect.  */
 154       size_t length;
 155       char *result =
 156         my_asnprintf (NULL, &length, "%020llU %d", unicode_string, 33, 44, 55);
 157       ASSERT (result != NULL);
 158       ASSERT (strcmp (result, "    Rafa\305\202 Maszkowski 33") == 0);
 159       ASSERT (length == strlen (result));
 160       free (result);
 161     }
 162   }
 163 
 164   /* Test the support of the 's' conversion specifier for strings.  */
 165 
 166   {
 167     const char *locale_string = "\303\204rger"; /* Ärger */
 168     {
 169       size_t length;
 170       char *result =
 171         my_asnprintf (NULL, &length, "%s %d", locale_string, 33, 44, 55);
 172       ASSERT (result != NULL);
 173       ASSERT (strcmp (result, "\303\204rger 33") == 0);
 174       ASSERT (length == strlen (result));
 175       free (result);
 176     }
 177     { /* Width.  */
 178       size_t length;
 179       char *result =
 180         my_asnprintf (NULL, &length, "%10s %d", locale_string, 33, 44, 55);
 181       ASSERT (result != NULL);
 182       ASSERT (strcmp (result, "     \303\204rger 33") == 0);
 183       ASSERT (length == strlen (result));
 184       free (result);
 185     }
 186     { /* FLAG_LEFT.  */
 187       size_t length;
 188       char *result =
 189         my_asnprintf (NULL, &length, "%-10s %d", locale_string, 33, 44, 55);
 190       ASSERT (result != NULL);
 191       ASSERT (strcmp (result, "\303\204rger      33") == 0);
 192       ASSERT (length == strlen (result));
 193       free (result);
 194     }
 195     { /* FLAG_ZERO: no effect.  */
 196       size_t length;
 197       char *result =
 198         my_asnprintf (NULL, &length, "%010s %d", locale_string, 33, 44, 55);
 199       ASSERT (result != NULL);
 200       ASSERT (strcmp (result, "     \303\204rger 33") == 0);
 201       ASSERT (length == strlen (result));
 202       free (result);
 203     }
 204   }
 205 }
 206 
 207 static char *
 208 my_asnprintf (char *resultbuf, size_t *lengthp, const char *format, ...)
     /*  */
 209 {
 210   va_list args;
 211   char *ret;
 212 
 213   va_start (args, format);
 214   ret = ulc_vasnprintf (resultbuf, lengthp, format, args);
 215   va_end (args);
 216   return ret;
 217 }
 218 
 219 static void
 220 test_vasnprintf ()
     /*  */
 221 {
 222   test_function (my_asnprintf);
 223 }
 224 
 225 int
 226 main (int argc, char *argv[])
     /*  */
 227 {
 228   /* configure should already have checked that the locale is supported.  */
 229   if (setlocale (LC_ALL, "") == NULL)
 230     return 1;
 231 
 232   test_vasnprintf ();
 233   return 0;
 234 }
/* */
root/maint/gnulib/tests/unistdio/test-ulc-vasnprintf3.c

DEFINITIONS
