add test-case for #1761

Signed-off-by: Steffen Jaeckel <jaeckel-floss@eyet-services.de>
This commit is contained in:
Steffen Jaeckel
2023-03-10 14:51:43 +01:00
parent e99c4b7128
commit 2925e85cd6
3 changed files with 24 additions and 0 deletions

View File

@@ -535,6 +535,28 @@ _lists_equal(GSList* a, GSList* b)
return TRUE;
}
void
prof_occurrences_of_large_message_tests(void** state)
{
GSList* actual = NULL;
GSList* expected = NULL;
/* use this with the old implementation to create a segfault
* const size_t haystack_sz = 1024 * 1024;
*/
const size_t haystack_sz = 1024;
size_t haystack_cur = 0;
char* haystack = malloc(haystack_sz);
const char needle[] = "needle ";
while (haystack_sz - haystack_cur > sizeof(needle)) {
memcpy(&haystack[haystack_cur], needle, sizeof(needle) - 1);
expected = g_slist_append(expected, GINT_TO_POINTER(haystack_cur));
haystack_cur += sizeof(needle) - 1;
}
assert_true(_lists_equal(prof_occurrences("needle", haystack, 0, FALSE, &actual), expected));
g_slist_free(actual);
g_slist_free(expected);
}
void
prof_partial_occurrences_tests(void** state)
{