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-rw-r--r--string/test-strnlen.c248
1 files changed, 0 insertions, 248 deletions
diff --git a/string/test-strnlen.c b/string/test-strnlen.c
deleted file mode 100644
index e56cdb6708..0000000000
--- a/string/test-strnlen.c
+++ /dev/null
@@ -1,248 +0,0 @@
-/* Test strlen functions.
- Copyright (C) 1999-2017 Free Software Foundation, Inc.
- This file is part of the GNU C Library.
- Written by Jakub Jelinek <jakub@redhat.com>, 1999.
-
- The GNU C Library is free software; you can redistribute it and/or
- modify it under the terms of the GNU Lesser General Public
- License as published by the Free Software Foundation; either
- version 2.1 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
- Lesser General Public License for more details.
-
- You should have received a copy of the GNU Lesser General Public
- License along with the GNU C Library; if not, see
- <http://www.gnu.org/licenses/>. */
-
-#define TEST_MAIN
-#ifndef WIDE
-# define TEST_NAME "strnlen"
-#else
-# define TEST_NAME "wcsnlen"
-#endif /* !WIDE */
-#include "test-string.h"
-
-#ifndef WIDE
-# define STRNLEN strnlen
-# define CHAR char
-# define BIG_CHAR CHAR_MAX
-# define MIDDLE_CHAR 127
-# define SIMPLE_STRNLEN simple_strnlen
-#else
-# include <wchar.h>
-# define STRNLEN wcsnlen
-# define CHAR wchar_t
-# define BIG_CHAR WCHAR_MAX
-# define MIDDLE_CHAR 1121
-# define SIMPLE_STRNLEN simple_wcsnlen
-#endif /* !WIDE */
-
-typedef size_t (*proto_t) (const CHAR *, size_t);
-size_t SIMPLE_STRNLEN (const CHAR *, size_t);
-
-IMPL (SIMPLE_STRNLEN, 0)
-IMPL (STRNLEN, 1)
-
-size_t
-SIMPLE_STRNLEN (const CHAR *s, size_t maxlen)
-{
- size_t i;
-
- for (i = 0; i < maxlen && s[i]; ++i);
- return i;
-}
-
-static void
-do_one_test (impl_t *impl, const CHAR *s, size_t maxlen, size_t exp_len)
-{
- size_t len = CALL (impl, s, maxlen);
- if (len != exp_len)
- {
- error (0, 0, "Wrong result in function %s %zd %zd", impl->name,
- len, exp_len);
- ret = 1;
- return;
- }
-}
-
-static void
-do_test (size_t align, size_t len, size_t maxlen, int max_char)
-{
- size_t i;
-
- align &= 63;
- if ((align + len) * sizeof (CHAR) >= page_size)
- return;
-
- CHAR *buf = (CHAR *) (buf1);
-
- for (i = 0; i < len; ++i)
- buf[align + i] = 1 + 11111 * i % max_char;
- buf[align + len] = 0;
-
- FOR_EACH_IMPL (impl, 0)
- do_one_test (impl, (CHAR *) (buf + align), maxlen, MIN (len, maxlen));
-}
-
-static void
-do_random_tests (void)
-{
- size_t i, j, n, align, len;
- CHAR *p = (CHAR *) (buf1 + page_size - 512 * sizeof (CHAR));
-
- for (n = 0; n < ITERATIONS; n++)
- {
- align = random () & 15;
- len = random () & 511;
- if (len + align > 510)
- len = 511 - align - (random () & 7);
- j = len + align + 64;
- if (j > 512)
- j = 512;
-
- for (i = 0; i < j; i++)
- {
- if (i == len + align)
- p[i] = 0;
- else
- {
- p[i] = random () & 255;
- if (i >= align && i < len + align && !p[i])
- p[i] = (random () & 127) + 1;
- }
- }
-
- FOR_EACH_IMPL (impl, 1)
- {
- if (len > 0
- && CALL (impl, (CHAR *) (p + align), len - 1) != len - 1)
- {
- error (0, 0, "Iteration %zd (limited) - wrong result in function %s (%zd) %zd != %zd, p %p",
- n, impl->name, align,
- CALL (impl, (CHAR *) (p + align), len - 1), len - 1, p);
- ret = 1;
- }
- if (CALL (impl, (CHAR *) (p + align), len) != len)
- {
- error (0, 0, "Iteration %zd (exact) - wrong result in function %s (%zd) %zd != %zd, p %p",
- n, impl->name, align,
- CALL (impl, (CHAR *) (p + align), len), len, p);
- ret = 1;
- }
- if (CALL (impl, (CHAR *) (p + align), len + 1) != len)
- {
- error (0, 0, "Iteration %zd (long) - wrong result in function %s (%zd) %zd != %zd, p %p",
- n, impl->name, align,
- CALL (impl, (CHAR *) (p + align), len + 1), len, p);
- ret = 1;
- }
- }
- }
-}
-
-/* Tests meant to unveil fail on implementation that does not access bytes
- around the page boundary accordingly. */
-static void
-do_page_tests (void)
-{
- size_t i, exp_len, start_offset, offset;
- /* Calculate the null character offset. */
- size_t last_offset = (page_size / sizeof (CHAR)) - 1;
-
- CHAR *s = (CHAR *) buf2;
- memset (s, 65, (last_offset - 1));
- s[last_offset] = 0;
-
- /* Place short strings ending at page boundary. */
- offset = last_offset;
- for (i = 0; i < 128; i++)
- {
- /* Decrease offset to stress several sizes and alignments. */
- offset--;
- exp_len = last_offset - offset;
- FOR_EACH_IMPL (impl, 0)
- {
- /* Varies maxlen value to cover the cases where it is:
- - larger than length;
- - slightly greater than length;
- - equal to length;
- - slightly less than length. */
- do_one_test (impl, (CHAR *) (s + offset), page_size, exp_len);
- do_one_test (impl, (CHAR *) (s + offset), exp_len + 1, exp_len);
- do_one_test (impl, (CHAR *) (s + offset), exp_len, exp_len);
- if (exp_len > 0)
- do_one_test (impl, (CHAR *) (s + offset), exp_len - 1, exp_len - 1);
- }
- }
-
- /* Place long strings ending at page boundary. */
- start_offset = (last_offset + 1) / 2;
- for (i = 0; i < 64; ++i)
- {
- /* Increase offset to stress several alignments. */
- offset = start_offset + i;
- if (offset >= (last_offset + 1))
- break;
- exp_len = last_offset - offset;
- FOR_EACH_IMPL (impl, 0)
- {
- /* Checks only for maxlen much larger than length because smaller
- values are already covered in do_random_tests function. */
- do_one_test (impl, (CHAR *) (s + offset), page_size, exp_len);
- }
- }
-}
-
-int
-test_main (void)
-{
- size_t i;
-
- test_init ();
-
- printf ("%20s", "");
- FOR_EACH_IMPL (impl, 0)
- printf ("\t%s", impl->name);
- putchar ('\n');
-
- for (i = 1; i < 8; ++i)
- {
- do_test (0, i, i - 1, MIDDLE_CHAR);
- do_test (0, i, i, MIDDLE_CHAR);
- do_test (0, i, i + 1, MIDDLE_CHAR);
- }
-
- for (i = 1; i < 8; ++i)
- {
- do_test (i, i, i - 1, MIDDLE_CHAR);
- do_test (i, i, i, MIDDLE_CHAR);
- do_test (i, i, i + 1, MIDDLE_CHAR);
- }
-
- for (i = 2; i <= 10; ++i)
- {
- do_test (0, 1 << i, 5000, MIDDLE_CHAR);
- do_test (1, 1 << i, 5000, MIDDLE_CHAR);
- }
-
- for (i = 1; i < 8; ++i)
- do_test (0, i, 5000, BIG_CHAR);
-
- for (i = 1; i < 8; ++i)
- do_test (i, i, 5000, BIG_CHAR);
-
- for (i = 2; i <= 10; ++i)
- {
- do_test (0, 1 << i, 5000, BIG_CHAR);
- do_test (1, 1 << i, 5000, BIG_CHAR);
- }
-
- do_random_tests ();
- do_page_tests ();
- return ret;
-}
-
-#include <support/test-driver.c>
generated by cgit v1.2.3 (git 2.25.1) at 2024-09-19 05:46:51 +0000