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-rw-r--r--localedata/collate-test.c125
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+/* Test collation function using real data.
+ Copyright (C) 1997 Free Software Foundation, Inc.
+ This file is part of the GNU C Library.
+ Contributed by Ulrich Drepper <drepper@cygnus.com>, 1997.
+
+ The GNU C Library is free software; you can redistribute it and/or
+ modify it under the terms of the GNU Library General Public License as
+ published by the Free Software Foundation; either version 2 of the
+ License, or (at your option) any later version.
+
+ The GNU C Library 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
+ Library General Public License for more details.
+
+ You should have received a copy of the GNU Library General Public
+ License along with the GNU C Library; see the file COPYING.LIB. If not,
+ write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
+ Boston, MA 02111-1307, USA. */
+
+#include <ctype.h>
+#include <locale.h>
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+
+
+struct lines
+{
+ const char *key;
+ const char *line;
+};
+
+static int xstrcoll __P ((const void *, const void *));
+
+int
+main (int argc, char *argv[])
+{
+ int result = 0;
+ size_t nstrings, nstrings_max;
+ struct lines *strings;
+ char *line = NULL;
+ size_t len = 0;
+ size_t n;
+
+ setlocale (LC_ALL, "");
+
+ nstrings_max = 100;
+ nstrings = 0;
+ strings = (struct lines *) malloc (nstrings_max * sizeof (struct lines));
+ if (strings == NULL)
+ {
+ perror (argv[0]);
+ exit (1);
+ }
+
+ while (1)
+ {
+ int l;
+ if (getline (&line, &len, stdin) < 0)
+ break;
+
+ if (nstrings == nstrings_max)
+ {
+ strings = (struct lines *) realloc (strings,
+ (nstrings_max *= 2
+ * sizeof (*strings)));
+ if (strings == NULL)
+ {
+ perror (argv[0]);
+ exit (1);
+ }
+ }
+ strings[nstrings].line = strdup (line);
+ l = strcspn (line, ":(;");
+ while (l > 0 && isspace (line[l - 1]))
+ --l;
+ strings[nstrings].key = strndup (line, l);
+ ++nstrings;
+ }
+
+ /* First shuffle. */
+ srandom (atoi (argv[1]));
+ for (n = 0; n < 10 * nstrings; ++n)
+ {
+ int r1, r2, r;
+ size_t idx1 = random () % nstrings;
+ size_t idx2 = random () % nstrings;
+ struct lines tmp = strings[idx1];
+ strings[idx1] = strings[idx2];
+ strings[idx2] = tmp;
+
+ /* While we are at it a first little test. */
+ r1 = strcoll (strings[idx1].key, strings[idx2].key);
+ r2 = strcoll (strings[idx2].key, strings[idx1].key);
+ r = -(r1 * r2);
+ if (r)
+ r /= abs (r1 * r2);
+
+ if (r < 0 || abs (r1) != r || abs (r2) != r)
+ printf ("`%s' and `%s' collate wrong: %d vs. %d\n",
+ strings[idx1].key, strings[idx2].key, r1, r2);
+ }
+
+ /* Now sort. */
+ qsort (strings, nstrings, sizeof (struct lines), xstrcoll);
+
+ /* Print the result. */
+ for (n = 0; n < nstrings; ++n)
+ fputs (strings[n].line, stdout);
+
+ return result;
+}
+
+
+static int
+xstrcoll (ptr1, ptr2)
+ const void *ptr1;
+ const void *ptr2;
+{
+ struct lines *l1 = (struct lines *) ptr1;
+ struct lines *l2 = (struct lines *) ptr2;
+
+ return strcoll (l1->key, l2->key);
+}