tests/test-strfmon_l.c

   1 /*
   2  * Copyright (C) 2017-2021 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 #include <config.h>
  18
  19 #if HAVE_MONETARY_H
  20 # include <monetary.h>
  21 #endif
  22
  23 #include "signature.h"
  24 #if HAVE_STRFMON_L
  25 SIGNATURE_CHECK (strfmon_l, ssize_t, (char *s, size_t maxsize, locale_t locale,
  26                                       const char *format, ...));
  27 #endif
  28
  29 #include <locale.h>
  30 #include <stdio.h>
  31 #include <string.h>
  32
  33 #include "macros.h"
  34
  35 int
  36 main (void)
  37 {
  38 #if HAVE_STRFMON_L
  39   /* Simple test in the C locale.  */
  40   {
  41     char buf[80];
  42     locale_t loc;
  43     ssize_t ret;
  44
  45     loc = newlocale (LC_ALL_MASK, "C", NULL);
  46     ASSERT (loc != NULL);
  47     ret = strfmon_l (buf, sizeof (buf), loc, "%^#5.0n", 123.4);
  48     ASSERT (   (ret == 5 && strcmp (buf,  "  123") == 0) /* AIX, Solaris */
  49             || (ret == 6 && strcmp (buf, "   123") == 0) /* glibc */
  50             || (ret == 7 && strcmp (buf, "   123 ") == 0) /* Mac OS X */
  51            );
  52   }
  53
  54   /* Test whether the decimal point comes from the right locale:
  55      glibc bug <https://sourceware.org/bugzilla/show_bug.cgi?id=19633>.  */
  56   if (setlocale (LC_ALL, "en_US.UTF-8") == NULL)
  57     {
  58       fprintf (stderr, "Skipping test: English Unicode locale is not installed\n");
  59       return 77;
  60     }
  61   if (setlocale (LC_ALL, "de_DE.UTF-8") == NULL)
  62     {
  63       fprintf (stderr, "Skipping test: English Unicode locale is not installed\n");
  64       return 77;
  65     }
  66   {
  67     char expected_buf[80];
  68     locale_t loc;
  69     char buf[80];
  70
  71     setlocale (LC_ALL, "en_US.UTF-8");
  72     ASSERT (strfmon (expected_buf, sizeof (expected_buf), "%.2n", 123.5) >= 0);
  73     setlocale (LC_ALL, "de_DE.UTF-8");
  74     loc = newlocale (LC_ALL_MASK, "en_US.UTF-8", NULL);
  75     ASSERT (strfmon_l (buf, sizeof (buf), loc, "%.2n", 123.5) >= 0);
  76     ASSERT (strcmp (buf, expected_buf) == 0);
  77     freelocale (loc);
  78   }
  79   {
  80     char expected_buf[80];
  81     locale_t loc;
  82     char buf[80];
  83
  84     setlocale (LC_ALL, "de_DE.UTF-8");
  85     ASSERT (strfmon (expected_buf, sizeof (expected_buf), "%.2n", 123.5) >= 0);
  86     setlocale (LC_ALL, "en_US.UTF-8");
  87     loc = newlocale (LC_ALL_MASK, "de_DE.UTF-8", NULL);
  88     ASSERT (strfmon_l (buf, sizeof (buf), loc, "%.2n", 123.5) >= 0);
  89     ASSERT (strcmp (buf, expected_buf) == 0);
  90     freelocale (loc);
  91   }
  92 #endif
  93
  94   return 0;
  95 }