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* string/test-string.h: New file.
* string/test-strlen.c: New file. * string/test-string.h: New file. * string/test-strcmp.c: New file. * string/test-strchr.c: New file. * string/test-strrchr.c: New file. * string/test-strcpy.c: New file. * string/test-stpcpy.c: New file. * string/test-strncpy.c: New file. * string/test-stpncpy.c: New file. * string/test-strpbrk.c: New file. * string/test-strcspn.c: New file. * string/test-strspn.c: New file. * string/test-strcat.c: New file. * string/test-strncmp.c: New file. * string/test-memchr.c: New file. * string/test-memcmp.c: New file. * string/test-memset.c: New file. * string/test-memcpy.c: New file. * string/test-mempcpy.c: New file. * string/test-memmove.c: New file. * string/Makefile (strop-tests): New variable. (tests): Add strop-tests. (distribute): Add test-string.h.
This commit is contained in:
Roland McGrath
228
string/test-strpbrk.c
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228
string/test-strpbrk.c
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/* Test and measure strpbrk functions.
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Copyright (C) 1999, 2002 Free Software Foundation, Inc.
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This file is part of the GNU C Library.
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Written by Jakub Jelinek <jakub@redhat.com>, 1999.
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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, write to the Free
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Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
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02111-1307 USA. */
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#ifndef STRPBRK_RESULT
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# define STRPBRK_RESULT(s, pos) ((s)[(pos)] ? (s) + (pos) : NULL)
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# define RES_TYPE char *
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# define TEST_MAIN
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# include "test-string.h"
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typedef char *(*proto_t) (const char *, const char *);
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char *simple_strpbrk (const char *, const char *);
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IMPL (simple_strpbrk, 0)
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IMPL (strpbrk, 1)
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char *
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simple_strpbrk (const char *s, const char *rej)
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{
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const char *r;
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char c;
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while ((c = *s++) != '\0')
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for (r = rej; *r != '\0'; ++r)
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if (*r == c)
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return (char *) s - 1;
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return NULL;
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}
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#endif
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static void
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do_one_test (impl_t *impl, const char *s, const char *rej, RES_TYPE exp_res)
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{
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RES_TYPE res = CALL (impl, s, rej);
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if (res != exp_res)
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{
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error (0, 0, "Wrong result in function %s %p %p", impl->name,
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(void *) res, (void *) exp_res);
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ret = 1;
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return;
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}
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if (HP_TIMING_AVAIL)
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{
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hp_timing_t start, stop, best_time = ~ (hp_timing_t) 0;
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size_t i;
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for (i = 0; i < 32; ++i)
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{
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HP_TIMING_NOW (start);
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CALL (impl, s, rej);
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HP_TIMING_NOW (stop);
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HP_TIMING_BEST (best_time, start, stop);
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}
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printf ("\t%zd", (size_t) best_time);
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}
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}
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static void
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do_test (size_t align, size_t pos, size_t len)
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{
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size_t i;
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int c;
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RES_TYPE result;
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char *rej, *s;
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align &= 7;
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if (align + pos >= page_size || len > 240)
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return;
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rej = buf2 + (random () & 255);
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s = buf1 + align;
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for (i = 0; i < len; ++i)
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{
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rej[i] = random () & 255;
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if (!rej[i])
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rej[i] = random () & 255;
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if (!rej[i])
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rej[i] = 1 + (random () & 127);
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}
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rej[len] = '\0';
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for (c = 1; c <= 255; ++c)
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if (strchr (rej, c) == NULL)
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break;
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for (i = 0; i < pos; ++i)
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{
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s[i] = random () & 255;
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if (strchr (rej, s[i]))
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{
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s[i] = random () & 255;
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if (strchr (rej, s[i]))
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s[i] = c;
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}
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}
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s[pos] = rej[random () % (len + 1)];
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result = STRPBRK_RESULT (s, pos);
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if (HP_TIMING_AVAIL)
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printf ("Length %4zd, alignment %2zd, rej len %2zd:", pos, align, len);
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FOR_EACH_IMPL (impl, 0)
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do_one_test (impl, s, rej, result);
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if (HP_TIMING_AVAIL)
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putchar ('\n');
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}
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static void
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do_random_tests (void)
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{
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size_t i, j, n, align, pos, len;
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RES_TYPE result;
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int c;
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unsigned char *p = buf1 + page_size - 512;
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unsigned char *rej;
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for (n = 0; n < ITERATIONS; n++)
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{
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align = random () & 15;
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pos = random () & 511;
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if (pos + align >= 511)
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pos = 510 - align - (random () & 7);
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if (random () & 1)
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len = random () & 63;
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else
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len = random () & 15;
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rej = buf2 + page_size - len - 1 - (random () & 7);
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for (i = 0; i < len; ++i)
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{
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rej[i] = random () & 255;
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if (!rej[i])
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rej[i] = random () & 255;
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if (!rej[i])
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rej[i] = 1 + (random () & 127);
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}
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rej[i] = '\0';
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for (c = 1; c <= 255; ++c)
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if (strchr (rej, c) == NULL)
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break;
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j = pos + align + 64;
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if (j > 512)
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j = 512;
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for (i = 0; i < j; i++)
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{
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if (i == pos + align)
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p[i] = rej[random () % (len + 1)];
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else if (i < align || i > pos + align)
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p[i] = random () & 255;
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else
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{
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p[i] = random () & 255;
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if (strchr (rej, p[i]))
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{
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p[i] = random () & 255;
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if (strchr (rej, p[i]))
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p[i] = c;
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}
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}
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}
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result = STRPBRK_RESULT (p + align, pos);
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FOR_EACH_IMPL (impl, 1)
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if (CALL (impl, p + align, rej) != result)
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{
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error (0, 0, "Iteration %zd - wrong result in function %s (%zd, %p, %zd, %zd) %p != %p",
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n, impl->name, align, rej, len, pos,
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(void *) CALL (impl, p + align, rej), (void *) result);
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ret = 1;
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}
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}
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}
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int
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test_main (void)
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{
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size_t i;
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test_init ();
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printf ("%32s", "");
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FOR_EACH_IMPL (impl, 0)
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printf ("\t%s", impl->name);
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putchar ('\n');
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for (i = 0; i < 32; ++i)
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{
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do_test (0, 512, i);
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do_test (i, 512, i);
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}
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for (i = 1; i < 8; ++i)
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{
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do_test (0, 16 << i, 4);
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do_test (i, 16 << i, 4);
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}
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for (i = 1; i < 8; ++i)
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do_test (i, 64, 10);
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for (i = 0; i < 64; ++i)
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do_test (0, i, 6);
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do_random_tests ();
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return ret;
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}
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#include "../test-skeleton.c"
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