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* string/tester.c (test_strchrnul): New function.
	(test_memset): Test one more special case.

	* sysdeps/i386/strchrnul.S: Fix bugs which lead to wrong results in
This commit is contained in:
Ulrich Drepper 1999-04-30 17:12:16 +00:00
parent d8b29eea29
commit 9e83c2fba3
2 changed files with 51 additions and 5 deletions
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5
ChangeLog
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@ -1,6 +1,9 @@
1999-04-30 Ulrich Drepper <drepper@cygnus.com>
* sysdeps/i386/strchrnul.S: Fix bugs which let to wrong results in
* string/tester.c (test_strchrnul): New function.
(test_memset): Test one more special case.
* sysdeps/i386/strchrnul.S: Fix bugs which lead to wrong results in
25% of all cases.
* sysdeps/i386/i486/bits/string.h: Replace __uintXX_t types with

51
string/tester.c
View File

@ -408,6 +408,40 @@ test_strchr (void)
}
}
void
test_strchrnul (void)
{
const char *os;
it = "strchrnul";
cp = strchrnul ((os = "abcd"), 'z');
check (*cp == '\0', 1); /* Not found. */
check (cp == os + 4, 2);
(void) strcpy (one, "abcd");
check (strchrnul (one, 'c') == one+2, 3); /* Basic test. */
check (strchrnul (one, 'd') == one+3, 4); /* End of string. */
check (strchrnul (one, 'a') == one, 5); /* Beginning. */
check (strchrnul (one, '\0') == one+4, 6); /* Finding NUL. */
(void) strcpy (one, "ababa");
check (strchrnul (one, 'b') == one+1, 7); /* Finding first. */
(void) strcpy (one, "");
check (strchrnul (one, 'b') == one, 8); /* Empty string. */
check (strchrnul (one, '\0') == one, 9); /* NUL in empty string. */
{
char buf[4096];
int i;
char *p;
for (i=0; i < 0x100; i++)
{
p = (char *) ((unsigned long int) (buf + 0xff) & ~0xff) + i;
strcpy (p, "OK");
strcpy (p+3, "BAD/WRONG");
cp = strchrnul (p, '/');
check (*cp == '\0', 9+2*i);
check (cp == p+2, 10+2*i);
}
}
}
void
test_index (void)
{
@ -906,6 +940,8 @@ test_memccpy (void)
void
test_memset (void)
{
int i;
it = "memset";
(void) strcpy(one, "abcdefgh");
check(memset(one+1, 'x', 3) == one+1, 1); /* Return value. */
@ -921,12 +957,16 @@ test_memset (void)
(void) memset(one+2, 010045, 1);
equal(one, "ax\045xe", 6); /* Unsigned char convert. */
/* Non-8bit fill character. */
memset (one, 0x101, sizeof (one));
for (i = 0; i < sizeof (one); ++i)
check (one[i] == '\01', 7);
/* Test for more complex versions of memset, for all alignments and
lengths up to 256. This test takes a little while, perhaps it should
be made weaker? */
be made weaker? */
{
char data[512];
int i;
int j;
int k;
int c;
@ -938,7 +978,7 @@ test_memset (void)
for (j = 0; j < 256; j++)
for (i = 0; i < 256; i++)
{
memset(data+i,c,j);
memset (data + i, c, j);
for (k = 0; k < i; k++)
if (data[k] != 'x')
goto fail;
@ -954,7 +994,7 @@ test_memset (void)
continue;
fail:
check(0,7+i+j*256+(c != 0)*256*256);
check (0, 8 + i + j * 256 + (c != 0) * 256 * 256);
}
}
}
@ -1056,6 +1096,9 @@ main (void)
/* strchr. */
test_strchr ();
/* strchrnul. */
test_strchrnul ();
/* index - just like strchr. */
test_index ();