glibc/string/test-strspn.c

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/* Test and measure strspn functions.
Copyright (C) 1999-2015 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
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#define TEST_NAME "strspn"
#include "test-string.h"
typedef size_t (*proto_t) (const char *, const char *);
size_t simple_strspn (const char *, const char *);
size_t stupid_strspn (const char *, const char *);
IMPL (stupid_strspn, 0)
IMPL (simple_strspn, 0)
IMPL (strspn, 1)
size_t
simple_strspn (const char *s, const char *acc)
{
const char *r, *str = s;
char c;
while ((c = *s++) != '\0')
{
for (r = acc; *r != '\0'; ++r)
if (*r == c)
break;
if (*r == '\0')
return s - str - 1;
}
return s - str - 1;
}
size_t
stupid_strspn (const char *s, const char *acc)
{
size_t ns = strlen (s), nacc = strlen (acc);
size_t i, j;
for (i = 0; i < ns; ++i)
{
for (j = 0; j < nacc; ++j)
if (s[i] == acc[j])
break;
if (j == nacc)
return i;
}
return i;
}
static void
do_one_test (impl_t *impl, const char *s, const char *acc, size_t exp_res)
{
size_t res = CALL (impl, s, acc);
if (res != exp_res)
{
error (0, 0, "Wrong result in function %s %p %p", impl->name,
(void *) res, (void *) exp_res);
ret = 1;
return;
}
}
static void
do_test (size_t align, size_t pos, size_t len)
{
size_t i;
char *acc, *s;
align &= 7;
if (align + pos + 10 >= page_size || len > 240 || ! len)
return;
* posix/tst-execle1.c (do_test): Add a const. * posix/tst-execle2.c (do_test): Likewise. * posix/transbug.c (run_test): Add some casts. * posix/bug-regex22.c (main): Likewise. * posix/bug-regex5.c (main): Likewise. * wcsmbs/tst-mbsrtowcs.c (main): Likewise. * string/test-strspn.c (do_test, do_random_tests): Likewise. * string/test-strrchr.c (do_test, do_random_tests): Likewise. * string/test-strlen.c (do_random_tests): Likewise. * string/test-strpbrk.c (do_test, do_random_tests): Likewise. * string/test-strcmp.c (do_random_tests): Likewise. * string/test-strchr.c (do_test, do_random_tests): Likewise. * string/test-strcat.c (do_test, do_random_tests): Likewise. * string/test-strncpy.c (do_random_tests): Likewise. * string/test-strcpy.c (do_test, do_random_tests): Likewise. * string/test-memccpy.c (do_test): Likewise. * string/test-memmove.c (do_test, do_random_tests): Likewise. * string/test-memcpy.c (do_test, do_random_tests): Likewise. * string/test-memcmp.c (do_test, do_random_tests): Likewise. * string/test-memchr.c (do_test, do_random_tests): Likewise. * dlfcn/bug-atexit1.c (do_test): Fix up prototype in cast. * stdio-common/tst-fgets.c (do_test): Add a cast. * iconvdata/bug-iconv4.c (xiconv): Add a cast. * locale/programs/simple-hash.c (insert_entry_2): Remove useless casts. * resolv/herror.c (herror): Remove unused extern decl. * libio/obprintf.c: Include "strfile.h". * elf/order2mod2.c (init): Cast ignored value to void. * stdio-common/tstdiomisc.c: If FLT_EVAL_METHOD is 2, use long
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acc = (char *) (buf2 + (random () & 255));
s = (char *) (buf1 + align);
for (i = 0; i < len; ++i)
{
acc[i] = random () & 255;
if (!acc[i])
acc[i] = random () & 255;
if (!acc[i])
acc[i] = 1 + (random () & 127);
}
acc[len] = '\0';
for (i = 0; i < pos; ++i)
s[i] = acc[random () % len];
s[pos] = random () & 255;
if (strchr (acc, s[pos]))
s[pos] = '\0';
else
{
for (i = pos + 1; i < pos + 10; ++i)
s[i] = random () & 255;
s[i] = '\0';
}
FOR_EACH_IMPL (impl, 0)
do_one_test (impl, s, acc, pos);
}
static void
do_random_tests (void)
{
size_t i, j, n, align, pos, alen, len;
unsigned char *p = buf1 + page_size - 512;
unsigned char *acc;
for (n = 0; n < ITERATIONS; n++)
{
align = random () & 15;
if (random () & 1)
alen = random () & 63;
else
alen = random () & 15;
if (!alen)
pos = 0;
else
pos = random () & 511;
if (pos + align >= 511)
pos = 510 - align - (random () & 7);
len = random () & 511;
if (len + align >= 512)
len = 511 - align - (random () & 7);
acc = buf2 + page_size - alen - 1 - (random () & 7);
for (i = 0; i < alen; ++i)
{
acc[i] = random () & 255;
if (!acc[i])
acc[i] = random () & 255;
if (!acc[i])
acc[i] = 1 + (random () & 127);
}
acc[i] = '\0';
j = (pos > len ? pos : len) + align + 64;
if (j > 512)
j = 512;
for (i = 0; i < j; i++)
{
if (i == len + align)
p[i] = '\0';
else if (i == pos + align)
{
p[i] = random () & 255;
* posix/tst-execle1.c (do_test): Add a const. * posix/tst-execle2.c (do_test): Likewise. * posix/transbug.c (run_test): Add some casts. * posix/bug-regex22.c (main): Likewise. * posix/bug-regex5.c (main): Likewise. * wcsmbs/tst-mbsrtowcs.c (main): Likewise. * string/test-strspn.c (do_test, do_random_tests): Likewise. * string/test-strrchr.c (do_test, do_random_tests): Likewise. * string/test-strlen.c (do_random_tests): Likewise. * string/test-strpbrk.c (do_test, do_random_tests): Likewise. * string/test-strcmp.c (do_random_tests): Likewise. * string/test-strchr.c (do_test, do_random_tests): Likewise. * string/test-strcat.c (do_test, do_random_tests): Likewise. * string/test-strncpy.c (do_random_tests): Likewise. * string/test-strcpy.c (do_test, do_random_tests): Likewise. * string/test-memccpy.c (do_test): Likewise. * string/test-memmove.c (do_test, do_random_tests): Likewise. * string/test-memcpy.c (do_test, do_random_tests): Likewise. * string/test-memcmp.c (do_test, do_random_tests): Likewise. * string/test-memchr.c (do_test, do_random_tests): Likewise. * dlfcn/bug-atexit1.c (do_test): Fix up prototype in cast. * stdio-common/tst-fgets.c (do_test): Add a cast. * iconvdata/bug-iconv4.c (xiconv): Add a cast. * locale/programs/simple-hash.c (insert_entry_2): Remove useless casts. * resolv/herror.c (herror): Remove unused extern decl. * libio/obprintf.c: Include "strfile.h". * elf/order2mod2.c (init): Cast ignored value to void. * stdio-common/tstdiomisc.c: If FLT_EVAL_METHOD is 2, use long
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if (strchr ((char *) acc, p[i]))
p[i] = '\0';
}
else if (i < align || i > pos + align)
p[i] = random () & 255;
else
p[i] = acc [random () % alen];
}
FOR_EACH_IMPL (impl, 1)
* posix/tst-execle1.c (do_test): Add a const. * posix/tst-execle2.c (do_test): Likewise. * posix/transbug.c (run_test): Add some casts. * posix/bug-regex22.c (main): Likewise. * posix/bug-regex5.c (main): Likewise. * wcsmbs/tst-mbsrtowcs.c (main): Likewise. * string/test-strspn.c (do_test, do_random_tests): Likewise. * string/test-strrchr.c (do_test, do_random_tests): Likewise. * string/test-strlen.c (do_random_tests): Likewise. * string/test-strpbrk.c (do_test, do_random_tests): Likewise. * string/test-strcmp.c (do_random_tests): Likewise. * string/test-strchr.c (do_test, do_random_tests): Likewise. * string/test-strcat.c (do_test, do_random_tests): Likewise. * string/test-strncpy.c (do_random_tests): Likewise. * string/test-strcpy.c (do_test, do_random_tests): Likewise. * string/test-memccpy.c (do_test): Likewise. * string/test-memmove.c (do_test, do_random_tests): Likewise. * string/test-memcpy.c (do_test, do_random_tests): Likewise. * string/test-memcmp.c (do_test, do_random_tests): Likewise. * string/test-memchr.c (do_test, do_random_tests): Likewise. * dlfcn/bug-atexit1.c (do_test): Fix up prototype in cast. * stdio-common/tst-fgets.c (do_test): Add a cast. * iconvdata/bug-iconv4.c (xiconv): Add a cast. * locale/programs/simple-hash.c (insert_entry_2): Remove useless casts. * resolv/herror.c (herror): Remove unused extern decl. * libio/obprintf.c: Include "strfile.h". * elf/order2mod2.c (init): Cast ignored value to void. * stdio-common/tstdiomisc.c: If FLT_EVAL_METHOD is 2, use long
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if (CALL (impl, (char *) (p + align),
(char *) acc) != (pos < len ? pos : len))
{
error (0, 0, "Iteration %zd - wrong result in function %s (%zd, %p, %zd, %zd, %zd) %zd != %zd",
n, impl->name, align, acc, alen, pos, len,
* posix/tst-execle1.c (do_test): Add a const. * posix/tst-execle2.c (do_test): Likewise. * posix/transbug.c (run_test): Add some casts. * posix/bug-regex22.c (main): Likewise. * posix/bug-regex5.c (main): Likewise. * wcsmbs/tst-mbsrtowcs.c (main): Likewise. * string/test-strspn.c (do_test, do_random_tests): Likewise. * string/test-strrchr.c (do_test, do_random_tests): Likewise. * string/test-strlen.c (do_random_tests): Likewise. * string/test-strpbrk.c (do_test, do_random_tests): Likewise. * string/test-strcmp.c (do_random_tests): Likewise. * string/test-strchr.c (do_test, do_random_tests): Likewise. * string/test-strcat.c (do_test, do_random_tests): Likewise. * string/test-strncpy.c (do_random_tests): Likewise. * string/test-strcpy.c (do_test, do_random_tests): Likewise. * string/test-memccpy.c (do_test): Likewise. * string/test-memmove.c (do_test, do_random_tests): Likewise. * string/test-memcpy.c (do_test, do_random_tests): Likewise. * string/test-memcmp.c (do_test, do_random_tests): Likewise. * string/test-memchr.c (do_test, do_random_tests): Likewise. * dlfcn/bug-atexit1.c (do_test): Fix up prototype in cast. * stdio-common/tst-fgets.c (do_test): Add a cast. * iconvdata/bug-iconv4.c (xiconv): Add a cast. * locale/programs/simple-hash.c (insert_entry_2): Remove useless casts. * resolv/herror.c (herror): Remove unused extern decl. * libio/obprintf.c: Include "strfile.h". * elf/order2mod2.c (init): Cast ignored value to void. * stdio-common/tstdiomisc.c: If FLT_EVAL_METHOD is 2, use long
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CALL (impl, (char *) (p + align), (char *) acc),
(pos < len ? pos : len));
ret = 1;
}
}
}
int
test_main (void)
{
size_t i;
test_init ();
printf ("%32s", "");
FOR_EACH_IMPL (impl, 0)
printf ("\t%s", impl->name);
putchar ('\n');
for (i = 0; i < 32; ++i)
{
do_test (0, 512, i);
do_test (i, 512, i);
}
for (i = 1; i < 8; ++i)
{
do_test (0, 16 << i, 4);
do_test (i, 16 << i, 4);
}
for (i = 1; i < 8; ++i)
do_test (i, 64, 10);
for (i = 0; i < 64; ++i)
do_test (0, i, 6);
do_random_tests ();
return ret;
}
#include "../test-skeleton.c"