Function eytzinger0_find() isn't currently covered, so add a self test. We can rely on eytzinger0_find_le() here because it is being tested independently.
Signed-off-by: Andreas Gruenbacher <[email protected]> --- fs/bcachefs/util.c | 29 +++++++++++++++++++++++++++++ 1 file changed, 29 insertions(+) diff --git a/fs/bcachefs/util.c b/fs/bcachefs/util.c index c2e1a1fe6f73..a563d75ba72b 100644 --- a/fs/bcachefs/util.c +++ b/fs/bcachefs/util.c @@ -893,11 +893,40 @@ static void eytzinger0_find_test_ge(u16 *test_array, unsigned nr, u16 search) } } +static void eytzinger0_find_test_eq(u16 *test_array, unsigned nr, u16 search) +{ + unsigned r; + int s; + bool bad; + + r = eytzinger0_find(test_array, nr, + sizeof(test_array[0]), + cmp_u16, &search); + + if (r < nr) { + bad = test_array[r] != search; + } else { + s = eytzinger0_find_le(test_array, nr, + sizeof(test_array[0]), + cmp_u16, &search); + bad = s >= 0 && test_array[s] == search; + } + + if (bad) { + eytzinger0_for_each(j, nr) + pr_info("[%3u] = %12u\n", j, test_array[j]); + pr_info("find(%12u) = %3i is incorrect\n", + search, r); + 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); eytzinger0_find_test_ge(test_array, nr, search); + eytzinger0_find_test_eq(test_array, nr, search); } void eytzinger0_find_test(void) -- 2.48.1
