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bcachefs: add eytzinger0_find_gt self test

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Add an eytzinger0_find_gt() self test similar to eytzinger0_find_le().

Signed-off-by: Andreas Gruenbacher <agruenba@redhat.com>
Signed-off-by: Kent Overstreet <kent.overstreet@linux.dev>
This commit is contained in:
Andreas Gruenbacher
2025-01-27 17:05:21 +01:00
committed by Kent Overstreet
parent d384dada0e
commit d7cd33f7ef
1 changed files with 38 additions and 0 deletions
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38
fs/bcachefs/util.c
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@@ -825,9 +825,47 @@ static void eytzinger0_find_test_le(u16 *test_array, unsigned nr, u16 search)
}
}
static void eytzinger0_find_test_gt(u16 *test_array, unsigned nr, u16 search)
{
int r, s;
bool bad;
r = eytzinger0_find_gt(test_array, nr,
sizeof(test_array[0]),
cmp_u16, &search);
if (r >= 0) {
if (test_array[r] <= search) {
bad = true;
} else {
s = eytzinger0_prev(r, nr);
bad = s >= 0 && test_array[s] > search;
}
} else {
s = eytzinger0_first(nr);
bad = s >= 0 && test_array[s] > search;
}
if (bad) {
s = -1;
eytzinger0_for_each(j, nr) {
if (test_array[j] > search) {
s = j;
break;
}
}
eytzinger0_for_each(j, nr)
pr_info("[%3u] = %12u\n", j, test_array[j]);
pr_info("find_gt(%12u) = %3i should be %3i\n",
search, r, s);
BUG();
}
}
static void eytzinger0_find_test_val(u16 *test_array, unsigned nr, u16 search)
{
eytzinger0_find_test_le(test_array, nr, search);
eytzinger0_find_test_gt(test_array, nr, search);
}
void eytzinger0_find_test(void)