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92 lines
2.4 KiB
C
92 lines
2.4 KiB
C
/* Bug 18589: sort-test.sh fails at random.
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Copyright (C) 2015-2025 Free Software Foundation, Inc.
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This file is part of the GNU C Library.
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The GNU C Library is free software; you can redistribute it and/or
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modify it under the terms of the GNU Lesser General Public
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License as published by the Free Software Foundation; either
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version 2.1 of the License, or (at your option) any later version.
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The GNU C Library is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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Lesser General Public License for more details.
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You should have received a copy of the GNU Lesser General Public
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License along with the GNU C Library; if not, see
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<https://www.gnu.org/licenses/>. */
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#include <stdio.h>
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#include <string.h>
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#include <locale.h>
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/* An incorrect strcoll optimization resulted in incorrect
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results from strcoll for cs_CZ and da_DK. */
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int
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test_cs_CZ (void)
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{
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const char t1[] = "config";
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const char t2[] = "choose";
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if (setlocale (LC_ALL, "cs_CZ.UTF-8") == NULL)
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{
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perror ("setlocale");
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return 1;
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}
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/* In Czech the digraph ch sorts after c, therefore we expect
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config to sort before choose. */
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int a = strcoll (t1, t2);
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int b = strcoll (t2, t1);
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printf ("strcoll (\"%s\", \"%s\") = %d\n", t1, t2, a);
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printf ("strcoll (\"%s\", \"%s\") = %d\n", t2, t1, b);
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if (a < 0 && b > 0)
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{
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puts ("PASS: config < choose");
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return 0;
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}
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else
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{
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puts ("FAIL: Wrong sorting in cs_CZ.UTF-8.");
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return 1;
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}
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}
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int
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test_da_DK (void)
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{
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const char t1[] = "AS";
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const char t2[] = "AA";
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if (setlocale (LC_ALL, "da_DK.ISO-8859-1") == NULL)
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{
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perror ("setlocale");
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return 1;
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}
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/* AA should be treated as the last letter of the Danish alphabet,
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hence sorting after AS. */
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int a = strcoll (t1, t2);
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int b = strcoll (t2, t1);
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printf ("strcoll (\"%s\", \"%s\") = %d\n", t1, t2, a);
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printf ("strcoll (\"%s\", \"%s\") = %d\n", t2, t1, b);
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if (a < 0 && b > 0)
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{
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puts ("PASS: AS < AA");
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return 0;
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}
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else
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{
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puts ("FAIL: Wrong sorting in da_DK.ISO-8859-1");
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return 1;
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}
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}
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int
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do_test (void)
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{
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int err = 0;
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err |= test_cs_CZ ();
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err |= test_da_DK ();
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return err;
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}
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#include <support/test-driver.c>
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