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+/* Test of case-insensitive string comparison 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 "c-strcase.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 (int argc, char *argv[])
+{
+ if (argc > 1)
+ {
+ /* configure should already have checked that the locale is supported. */
+ if (setlocale (LC_ALL, "") == NULL)
+ return 1;
+ }
+
+ ASSERT (c_strcasecmp ("paragraph", "Paragraph") == 0);
+
+ ASSERT (c_strcasecmp ("paragrapH", "parAgRaph") == 0);
+
+ ASSERT (c_strcasecmp ("paragraph", "paraLyzed") < 0);
+ ASSERT (c_strcasecmp ("paraLyzed", "paragraph") > 0);
+
+ ASSERT (c_strcasecmp ("para", "paragraph") < 0);
+ ASSERT (c_strcasecmp ("paragraph", "para") > 0);
+
+ /* The following tests shows how c_strcasecmp() is different from
+ strcasecmp(). */
+
+ ASSERT (c_strcasecmp ("\311mile", "\351mile") < 0);
+ ASSERT (c_strcasecmp ("\351mile", "\311mile") > 0);
+
+ /* The following tests shows how c_strcasecmp() is different from
+ mbscasecmp(). */
+
+ ASSERT (c_strcasecmp ("\303\266zg\303\274r", "\303\226ZG\303\234R") > 0); /* özgür */
+ ASSERT (c_strcasecmp ("\303\226ZG\303\234R", "\303\266zg\303\274r") < 0); /* özgür */
+
+ /* This test shows how strings of different size cannot compare equal. */
+ ASSERT (c_strcasecmp ("turkish", "TURK\304\260SH") < 0);
+ ASSERT (c_strcasecmp ("TURK\304\260SH", "turkish") > 0);
+
+ return 0;
+}