Imported Upstream version 0.9.1upstream/0.9.1

1 files changed, 122 insertions, 0 deletions

diff --git a/tests/test-localename.c b/tests/test-localename.c
new file mode 100644
index 00000000..82f786bb
--- /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;
+}