tests/test-duplocale.c

   1 /* Test of duplicating a locale object.
   2    Copyright (C) 2009-2017 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 <http://www.gnu.org/licenses/>.  */
  16
  17 /* Written by Bruno Haible <bruno@clisp.org>, 2007.  */
  18
  19 #include <config.h>
  20
  21 #include <locale.h>
  22
  23 #if HAVE_DUPLOCALE && HAVE_MONETARY_H
  24
  25 #include "signature.h"
  26 SIGNATURE_CHECK (duplocale, locale_t, (locale_t));
  27
  28 #include <langinfo.h>
  29 #include <monetary.h>
  30 #include <stdio.h>
  31 #include <string.h>
  32
  33 #include "macros.h"
  34
  35 struct locale_dependent_values
  36 {
  37   char monetary[100];
  38   char numeric[100];
  39   char time[100];
  40 };
  41
  42 static void
  43 get_locale_dependent_values (struct locale_dependent_values *result)
  44 {
  45   strfmon (result->monetary, sizeof (result->monetary),
  46            "%n", 123.75);
  47   /* result->monetary is usually "$123.75" */
  48   snprintf (result->numeric, sizeof (result->numeric),
  49             "%g", 3.5);
  50   /* result->numeric is usually "3,5" */
  51   strcpy (result->time, nl_langinfo (MON_1));
  52   /* result->time is usually "janvier" */
  53 }
  54
  55 int
  56 main ()
  57 {
  58   struct locale_dependent_values expected_results;
  59   locale_t mixed1;
  60   locale_t mixed2;
  61   locale_t perthread;
  62
  63   /* Set up a locale which is a mix between different system locales.  */
  64   setlocale (LC_ALL, "en_US.UTF-8");
  65   setlocale (LC_NUMERIC, "de_DE.UTF-8");
  66   setlocale (LC_TIME, "fr_FR.UTF-8");
  67   get_locale_dependent_values (&expected_results);
  68
  69   /* Save the locale in a locale_t object.  */
  70   mixed1 = duplocale (LC_GLOBAL_LOCALE);
  71   ASSERT (mixed1 != NULL);
  72
  73   /* Use a per-thread locale.  */
  74   perthread = newlocale (LC_ALL_MASK, "es_ES.UTF-8", NULL);
  75   if (perthread == NULL)
  76     {
  77       fprintf (stderr, "Skipping test: Spanish Unicode locale is not installed\n");
  78       return 77;
  79     }
  80   uselocale (perthread);
  81
  82   /* Save the locale in a locale_t object again.  */
  83   mixed2 = duplocale (LC_GLOBAL_LOCALE);
  84   ASSERT (mixed2 != NULL);
  85
  86   /* Set up a default locale.  */
  87   setlocale (LC_ALL, "C");
  88   uselocale (LC_GLOBAL_LOCALE);
  89   {
  90     struct locale_dependent_values c_results;
  91     get_locale_dependent_values (&c_results);
  92   }
  93
  94   /* Now use the saved locale mixed1 again.  */
  95   setlocale (LC_ALL, "C");
  96   uselocale (LC_GLOBAL_LOCALE);
  97   uselocale (mixed1);
  98   {
  99     struct locale_dependent_values results;
 100     get_locale_dependent_values (&results);
 101     ASSERT (strcmp (results.monetary, expected_results.monetary) == 0);
 102     ASSERT (strcmp (results.numeric, expected_results.numeric) == 0);
 103     ASSERT (strcmp (results.time, expected_results.time) == 0);
 104   }
 105
 106   /* Now use the saved locale mixed2 again.  */
 107   setlocale (LC_ALL, "C");
 108   uselocale (LC_GLOBAL_LOCALE);
 109   uselocale (mixed2);
 110   {
 111     struct locale_dependent_values results;
 112     get_locale_dependent_values (&results);
 113     ASSERT (strcmp (results.monetary, expected_results.monetary) == 0);
 114     ASSERT (strcmp (results.numeric, expected_results.numeric) == 0);
 115     ASSERT (strcmp (results.time, expected_results.time) == 0);
 116   }
 117
 118   setlocale (LC_ALL, "C");
 119   freelocale (mixed1);
 120   freelocale (mixed2);
 121   freelocale (perthread);
 122   return 0;
 123 }
 124
 125 #else
 126
 127 #include <stdio.h>
 128
 129 int
 130 main ()
 131 {
 132   fprintf (stderr, "Skipping test: function duplocale not available\n");
 133   return 77;
 134 }
 135
 136 #endif