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Diffstat (limited to 'string/test-strlen.c')
| -rw-r--r-- | string/test-strlen.c | 167 |
1 files changed, 0 insertions, 167 deletions
diff --git a/string/test-strlen.c b/string/test-strlen.c deleted file mode 100644 index 99be380e6e..0000000000 --- a/string/test-strlen.c +++ /dev/null @@ -1,167 +0,0 @@ -/* Test and measure 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. - Added wcslen support by Liubov Dmitrieva <liubov.dmitrieva@gmail.com>, 2011 - - 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 "strlen" -#else -# define TEST_NAME "wcslen" -#endif -#include "test-string.h" - -#ifndef WIDE -# define STRLEN strlen -# define CHAR char -# define MAX_CHAR CHAR_MAX -#else -# include <wchar.h> -# define STRLEN wcslen -# define CHAR wchar_t -# define MAX_CHAR WCHAR_MAX -#endif - -typedef size_t (*proto_t) (const CHAR *); - -size_t -simple_STRLEN (const CHAR *s) -{ - const CHAR *p; - - for (p = s; *p; ++p); - return p - s; -} - -#ifndef WIDE -size_t -builtin_strlen (const CHAR *p) -{ - return __builtin_strlen (p); -} -IMPL (builtin_strlen, 0) -#endif - -IMPL (simple_STRLEN, 0) -IMPL (STRLEN, 1) - - -static void -do_one_test (impl_t *impl, const CHAR *s, size_t exp_len) -{ - size_t len = CALL (impl, s); - 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 i; - - align &= 63; - if (align + sizeof(CHAR) * len >= 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), len); -} - -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 (CALL (impl, (CHAR *) (p + align)) != len) - { - error (0, 0, "Iteration %zd - wrong result in function %s (%zd) %zd != %zd, p %p", - n, impl->name, align, CALL (impl, (CHAR *) (p + align)), - len, p); - ret = 1; - } - } -} - -int -test_main (void) -{ - size_t i; - - test_init (); - - printf ("%20s", ""); - FOR_EACH_IMPL (impl, 0) - printf ("\t%s", impl->name); - putchar ('\n'); - - /* Checking with only 4 * N alignments for wcslen, other alignments are wrong for wchar_t type arrays*/ - - for (i = 1; i < 8; ++i) - { - do_test (sizeof(CHAR) * i, i); - do_test (0, i); - } - - for (i = 2; i <= 12; ++i) - { - do_test (0, 1 << i); - do_test (sizeof(CHAR) * 7, 1 << i); - do_test (sizeof(CHAR) * i, 1 << i); - do_test (sizeof(CHAR) * i, (size_t)((1 << i) / 1.5)); - } - - do_random_tests (); - return ret; -} - -#include <support/test-driver.c> |