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Diffstat (limited to 'string/test-strncasecmp.c')
-rw-r--r-- | string/test-strncasecmp.c | 353 |
1 files changed, 0 insertions, 353 deletions
diff --git a/string/test-strncasecmp.c b/string/test-strncasecmp.c deleted file mode 100644 index bf501cf798..0000000000 --- a/string/test-strncasecmp.c +++ /dev/null @@ -1,353 +0,0 @@ -/* Test and measure strncasecmp 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/>. */ - -#include <locale.h> -#include <ctype.h> -#define TEST_MAIN -#define TEST_NAME "strncasecmp" -#include "test-string.h" - -typedef int (*proto_t) (const char *, const char *, size_t); -static int simple_strncasecmp (const char *, const char *, size_t); -static int stupid_strncasecmp (const char *, const char *, size_t); - -IMPL (stupid_strncasecmp, 0) -IMPL (simple_strncasecmp, 0) -IMPL (strncasecmp, 1) - -static int -simple_strncasecmp (const char *s1, const char *s2, size_t n) -{ - int ret; - - if (n == 0) - return 0; - - while ((ret = ((unsigned char) tolower (*s1) - - (unsigned char) tolower (*s2))) == 0 - && *s1++) - { - if (--n == 0) - return 0; - ++s2; - } - return ret; -} - -static int -stupid_strncasecmp (const char *s1, const char *s2, size_t max) -{ - size_t ns1 = strlen (s1) + 1; - size_t ns2 = strlen (s2) + 1; - size_t n = ns1 < ns2 ? ns1 : ns2; - if (n > max) - n = max; - int ret = 0; - - while (n--) - { - if ((ret = ((unsigned char) tolower (*s1) - - (unsigned char) tolower (*s2))) != 0) - break; - ++s1; - ++s2; - } - return ret; -} - -static int -check_result (impl_t *impl, const char *s1, const char *s2, size_t n, - int exp_result) -{ - int result = CALL (impl, s1, s2, n); - if ((exp_result == 0 && result != 0) - || (exp_result < 0 && result >= 0) - || (exp_result > 0 && result <= 0)) - { - error (0, 0, "Wrong result in function %s %d %d", impl->name, - result, exp_result); - ret = 1; - return -1; - } - - return 0; -} - -static void -do_one_test (impl_t *impl, const char *s1, const char *s2, size_t n, - int exp_result) -{ - if (check_result (impl, s1, s2, n, exp_result) < 0) - return; -} - -static void -do_test (size_t align1, size_t align2, size_t n, size_t len, int max_char, - int exp_result) -{ - size_t i; - char *s1, *s2; - - if (len == 0) - return; - - align1 &= 7; - if (align1 + len + 1 >= page_size) - return; - - align2 &= 7; - if (align2 + len + 1 >= page_size) - return; - - s1 = (char *) (buf1 + align1); - s2 = (char *) (buf2 + align2); - - for (i = 0; i < len; i++) - { - s1[i] = toupper (1 + 23 * i % max_char); - s2[i] = tolower (s1[i]); - } - - s1[len] = s2[len] = 0; - s1[len + 1] = 23; - s2[len + 1] = 24 + exp_result; - if ((s2[len - 1] == 'z' && exp_result == -1) - || (s2[len - 1] == 'a' && exp_result == 1)) - s1[len - 1] += exp_result; - else - s2[len - 1] -= exp_result; - - FOR_EACH_IMPL (impl, 0) - do_one_test (impl, s1, s2, n, exp_result); -} - -static void -do_random_tests (void) -{ - size_t i, j, n, align1, align2, pos, len1, len2; - int result; - long r; - unsigned char *p1 = buf1 + page_size - 512; - unsigned char *p2 = buf2 + page_size - 512; - - for (n = 0; n < ITERATIONS; n++) - { - align1 = random () & 31; - if (random () & 1) - align2 = random () & 31; - else - align2 = align1 + (random () & 24); - pos = random () & 511; - j = align1 > align2 ? align1 : align2; - if (pos + j >= 511) - pos = 510 - j - (random () & 7); - len1 = random () & 511; - if (pos >= len1 && (random () & 1)) - len1 = pos + (random () & 7); - if (len1 + j >= 512) - len1 = 511 - j - (random () & 7); - if (pos >= len1) - len2 = len1; - else - len2 = len1 + (len1 != 511 - j ? random () % (511 - j - len1) : 0); - j = (pos > len2 ? pos : len2) + align1 + 64; - if (j > 512) - j = 512; - for (i = 0; i < j; ++i) - { - p1[i] = tolower (random () & 255); - if (i < len1 + align1 && !p1[i]) - { - p1[i] = tolower (random () & 255); - if (!p1[i]) - p1[i] = tolower (1 + (random () & 127)); - } - } - for (i = 0; i < j; ++i) - { - p2[i] = toupper (random () & 255); - if (i < len2 + align2 && !p2[i]) - { - p2[i] = toupper (random () & 255); - if (!p2[i]) - toupper (p2[i] = 1 + (random () & 127)); - } - } - - result = 0; - memcpy (p2 + align2, p1 + align1, pos); - if (pos < len1) - { - if (tolower (p2[align2 + pos]) == p1[align1 + pos]) - { - p2[align2 + pos] = toupper (random () & 255); - if (tolower (p2[align2 + pos]) == p1[align1 + pos]) - p2[align2 + pos] = toupper (p1[align1 + pos] - + 3 + (random () & 127)); - } - - if (p1[align1 + pos] < tolower (p2[align2 + pos])) - result = -1; - else - result = 1; - } - p1[len1 + align1] = 0; - p2[len2 + align2] = 0; - - FOR_EACH_IMPL (impl, 1) - { - r = CALL (impl, (char *) (p1 + align1), (char *) (p2 + align2), - pos + 1 + (random () & 255)); - /* Test whether on 64-bit architectures where ABI requires - callee to promote has the promotion been done. */ - asm ("" : "=g" (r) : "0" (r)); - if ((r == 0 && result) - || (r < 0 && result >= 0) - || (r > 0 && result <= 0)) - { - error (0, 0, "Iteration %zd - wrong result in function %s (%zd, %zd, %zd, %zd, %zd) %ld != %d, p1 %p p2 %p", - n, impl->name, align1, align2, len1, len2, pos, r, result, p1, p2); - ret = 1; - } - } - } -} - -/* Regression test for BZ #12205 */ -static void -bz12205 (void) -{ - static char cp [4096+16] __attribute__ ((aligned(4096))); - static char gotrel[4096] __attribute__ ((aligned(4096))); - char *s1 = cp + 0xffa; - char *s2 = gotrel + 0xcbe; - int exp_result; - size_t n = 6; - - strcpy (s1, "gottpoff"); - strcpy (s2, "GOTPLT"); - - exp_result = simple_strncasecmp (s1, s2, n); - FOR_EACH_IMPL (impl, 0) - check_result (impl, s1, s2, n, exp_result); -} - -/* Regression test for BZ #14195 */ -static void -bz14195 (void) -{ - const char *empty_string = ""; - FOR_EACH_IMPL (impl, 0) - check_result (impl, empty_string, "", 5, 0); -} - -static void -test_locale (const char *locale) -{ - size_t i; - - if (setlocale (LC_CTYPE, locale) == NULL) - { - error (0, 0, "cannot set locale \"%s\"", locale); - ret = 1; - } - - bz12205 (); - bz14195 (); - - printf ("%23s", locale); - FOR_EACH_IMPL (impl, 0) - printf ("\t%s", impl->name); - putchar ('\n'); - - for (i = 1; i < 16; ++i) - { - do_test (i, i, i - 1, i, 127, 0); - - do_test (i, i, i, i, 127, 0); - do_test (i, i, i, i, 127, 1); - do_test (i, i, i, i, 127, -1); - - do_test (i, i, i + 1, i, 127, 0); - do_test (i, i, i + 1, i, 127, 1); - do_test (i, i, i + 1, i, 127, -1); - } - - for (i = 1; i < 10; ++i) - { - do_test (0, 0, (2 << i) - 1, 2 << i, 127, 0); - do_test (0, 0, 2 << i, 2 << i, 254, 0); - do_test (0, 0, (2 << i) + 1, 2 << i, 127, 0); - - do_test (0, 0, (2 << i) + 1, 2 << i, 254, 0); - - do_test (0, 0, 2 << i, 2 << i, 127, 1); - do_test (0, 0, (2 << i) + 10, 2 << i, 127, 1); - - do_test (0, 0, 2 << i, 2 << i, 254, 1); - do_test (0, 0, (2 << i) + 10, 2 << i, 254, 1); - - do_test (0, 0, 2 << i, 2 << i, 127, -1); - do_test (0, 0, (2 << i) + 10, 2 << i, 127, -1); - - do_test (0, 0, 2 << i, 2 << i, 254, -1); - do_test (0, 0, (2 << i) + 10, 2 << i, 254, -1); - } - - for (i = 1; i < 8; ++i) - { - do_test (i, 2 * i, (8 << i) - 1, 8 << i, 127, 0); - do_test (i, 2 * i, 8 << i, 8 << i, 127, 0); - do_test (i, 2 * i, (8 << i) + 100, 8 << i, 127, 0); - - do_test (2 * i, i, (8 << i) - 1, 8 << i, 254, 0); - do_test (2 * i, i, 8 << i, 8 << i, 254, 0); - do_test (2 * i, i, (8 << i) + 100, 8 << i, 254, 0); - - do_test (i, 2 * i, 8 << i, 8 << i, 127, 1); - do_test (i, 2 * i, (8 << i) + 100, 8 << i, 127, 1); - - do_test (2 * i, i, 8 << i, 8 << i, 254, 1); - do_test (2 * i, i, (8 << i) + 100, 8 << i, 254, 1); - - do_test (i, 2 * i, 8 << i, 8 << i, 127, -1); - do_test (i, 2 * i, (8 << i) + 100, 8 << i, 127, -1); - - do_test (2 * i, i, 8 << i, 8 << i, 254, -1); - do_test (2 * i, i, (8 << i) + 100, 8 << i, 254, -1); - } - - do_random_tests (); -} - -int -test_main (void) -{ - test_init (); - - test_locale ("C"); - test_locale ("en_US.ISO-8859-1"); - test_locale ("en_US.UTF-8"); - test_locale ("tr_TR.ISO-8859-9"); - test_locale ("tr_TR.UTF-8"); - - return ret; -} - -#include <support/test-driver.c> |