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* string/test-strchr.c (stupid_strchr): New function.

Browse Source 
(do_random_tests): Make sure the string is zero terminated.
	* string/test-strpbrk.c (stupid_strpbrk): New function.
	(do_random_tests): Make sure the string is zero terminated.
	* string/test-strcmp.c (stupid_strcmp): New function.
	(do_random_tests): Make sure the strings are zero terminated.
	* string/test-strspn.c (stupid_strspn): New function.
	(simple_strspn): Rename rej argument to acc.
	(do_random_tests): Make sure the string is zero terminated.
	* string/test-strcspn.c (stupid_strcspn): New function.
	* string/test-strncpy.c (stupid_strncpy): New function.
	* string/test-stpncpy.c (stupid_stpncpy): New function.
	* string/test-strncmp.c (stupid_strncmp): New function.
	(do_random_tests): Make sure the strings are zero terminated.
	* string/test-string.h (impl_t): Change test into long.
	(IMPL): Add __attribute__((aligned (sizeof (void *)))).
This commit is contained in:
Roland McGrath
2002-11-08 22:10:01 +00:00
parent e0bc9a8d13
commit e8c1660f7b
10 changed files with 233 additions and 86 deletions
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63
string/test-strspn.c
View File

@ -23,19 +23,21 @@
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 *rej)
simple_strspn (const char *s, const char *acc)
{
const char *r, *str = s;
char c;
while ((c = *s++) != '\0')
{
for (r = rej; *r != '\0'; ++r)
for (r = acc; *r != '\0'; ++r)
if (*r == c)
break;
if (*r == '\0')
@ -44,6 +46,23 @@ simple_strspn (const char *s, const char *rej)
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)
{
@ -115,7 +134,7 @@ do_test (size_t align, size_t pos, size_t len)
static void
do_random_tests (void)
{
size_t i, j, n, align, pos, len;
size_t i, j, n, align, pos, alen, len;
unsigned char *p = buf1 + page_size - 512;
unsigned char *acc;
@ -123,17 +142,20 @@ do_random_tests (void)
{
align = random () & 15;
if (random () & 1)
len = random () & 63;
alen = random () & 63;
else
len = random () & 15;
if (!len)
alen = random () & 15;
if (!alen)
pos = 0;
else
pos = random () & 511;
if (pos + align >= 511)
pos = 510 - align - (random () & 7);
acc = buf2 + page_size - len - 1 - (random () & 7);
for (i = 0; i < len; ++i)
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])
@ -142,35 +164,32 @@ do_random_tests (void)
acc[i] = 1 + (random () & 127);
}
acc[i] = '\0';
j = pos + align + 64;
j = (pos > len ? pos : len) + align + 64;
if (j > 512)
j = 512;
for (i = 0; i < j; i++)
{
if (i == pos + align)
if (i == len + align)
p[i] = '\0';
else if (i == pos + align)
{
if ((random () & 7) == 0)
p[i] = random () & 255;
if (strchr (acc, p[i]))
p[i] = '\0';
else
{
p[i] = random () & 255;
if (strchr (acc, p[i]))
p[i] = '\0';
}
}
else if (i < align || i > pos + align)
p[i] = random () & 255;
else
p[i] = acc [random () % len];
p[i] = acc [random () % alen];
}
FOR_EACH_IMPL (impl, 1)
if (CALL (impl, p + align, acc) != pos)
if (CALL (impl, p + align, acc) != (pos < len ? pos : len))
{
error (0, 0, "Iteration %zd - wrong result in function %s (%zd, %p, %zd) %zd != %zd",
n, impl->name, align, acc, len,
CALL (impl, p + align, acc), pos);
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,
CALL (impl, p + align, acc), (pos < len ? pos : len));
ret = 1;
}
}