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Diffstat (limited to 'tests/test-localename.c')
| -rw-r--r-- | tests/test-localename.c | 122 |
1 files changed, 122 insertions, 0 deletions
diff --git a/tests/test-localename.c b/tests/test-localename.c new file mode 100644 index 0000000..82f786b --- /dev/null +++ b/tests/test-localename.c @@ -0,0 +1,122 @@ +/* Test of gl_locale_name function. + Copyright (C) 2007, 2008 Free Software Foundation, Inc. + + This program is free software: you can redistribute it and/or modify + it under the terms of the GNU General Public License as published by + the Free Software Foundation; either version 3 of the License, or + (at your option) any later version. + + This program is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + GNU General Public License for more details. + + You should have received a copy of the GNU General Public License + along with this program. If not, see <http://www.gnu.org/licenses/>. */ + +/* Written by Bruno Haible <bruno@clisp.org>, 2007. */ + +#include <config.h> + +#include "localename.h" + +#include <locale.h> +#include <stdio.h> +#include <stdlib.h> +#include <string.h> + +#define ASSERT(expr) \ + do \ + { \ + if (!(expr)) \ + { \ + fprintf (stderr, "%s:%d: assertion failed\n", __FILE__, __LINE__); \ + fflush (stderr); \ + abort (); \ + } \ + } \ + while (0) + +int +main () +{ + /* Check that gl_locale_name returns non-NULL. */ + ASSERT (gl_locale_name (LC_MESSAGES, "LC_MESSAGES") != NULL); + + /* Check that when all environment variables are unset, + gl_locale_name_posix returns NULL. */ + unsetenv ("LC_ALL"); + unsetenv ("LC_CTYPE"); + unsetenv ("LC_MESSAGES"); + unsetenv ("LC_NUMERIC"); + unsetenv ("LANG"); + setlocale (LC_ALL, ""); + ASSERT (strcmp (gl_locale_name (LC_MESSAGES, "LC_MESSAGES"), + gl_locale_name_default ()) == 0); + ASSERT (strcmp (gl_locale_name (LC_NUMERIC, "LC_NUMERIC"), + gl_locale_name_default ()) == 0); + + /* Check that an empty environment variable is treated like an unset + environment variable. */ + + setenv ("LC_ALL", "", 1); + unsetenv ("LC_CTYPE"); + unsetenv ("LC_MESSAGES"); + unsetenv ("LANG"); + setlocale (LC_ALL, ""); + ASSERT (strcmp (gl_locale_name (LC_MESSAGES, "LC_MESSAGES"), + gl_locale_name_default ()) == 0); + + unsetenv ("LC_ALL"); + setenv ("LC_CTYPE", "", 1); + unsetenv ("LC_MESSAGES"); + unsetenv ("LANG"); + setlocale (LC_ALL, ""); + ASSERT (strcmp (gl_locale_name (LC_MESSAGES, "LC_MESSAGES"), + gl_locale_name_default ()) == 0); + + unsetenv ("LC_ALL"); + unsetenv ("LC_CTYPE"); + setenv ("LC_MESSAGES", "", 1); + unsetenv ("LANG"); + setlocale (LC_ALL, ""); + ASSERT (strcmp (gl_locale_name (LC_MESSAGES, "LC_MESSAGES"), + gl_locale_name_default ()) == 0); + + unsetenv ("LC_ALL"); + unsetenv ("LC_CTYPE"); + unsetenv ("LC_MESSAGES"); + setenv ("LANG", "", 1); + setlocale (LC_ALL, ""); + ASSERT (strcmp (gl_locale_name (LC_MESSAGES, "LC_MESSAGES"), + gl_locale_name_default ()) == 0); + + /* Check that LC_ALL overrides the others, and LANG is overridden by the + others. */ + + setenv ("LC_ALL", "C", 1); + unsetenv ("LC_CTYPE"); + unsetenv ("LC_MESSAGES"); + unsetenv ("LANG"); + setlocale (LC_ALL, ""); + ASSERT (strcmp (gl_locale_name_posix (LC_MESSAGES, "LC_MESSAGES"), "C") == 0); + ASSERT (strcmp (gl_locale_name (LC_MESSAGES, "LC_MESSAGES"), "C") == 0); + + unsetenv ("LC_ALL"); + setenv ("LC_CTYPE", "C", 1); + setenv ("LC_MESSAGES", "C", 1); + unsetenv ("LANG"); + setlocale (LC_ALL, ""); + ASSERT (strcmp (gl_locale_name_posix (LC_MESSAGES, "LC_MESSAGES"), "C") == 0); + ASSERT (strcmp (gl_locale_name (LC_MESSAGES, "LC_MESSAGES"), "C") == 0); + + unsetenv ("LC_ALL"); + unsetenv ("LC_CTYPE"); + unsetenv ("LC_MESSAGES"); + setenv ("LANG", "C", 1); + setlocale (LC_ALL, ""); + ASSERT (strcmp (gl_locale_name_posix (LC_MESSAGES, "LC_MESSAGES"), "C") == 0); + ASSERT (strcmp (gl_locale_name (LC_MESSAGES, "LC_MESSAGES"), "C") == 0); + + return 0; +} |