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fixed bug & added tests

This commit is contained in:
ariza 2020-02-24 22:56:57 -08:00
parent a5012e97c4
commit 173b745da8
2 changed files with 8 additions and 5 deletions
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3
src/hb-set.hh
View File

@ -392,9 +392,10 @@ struct hb_set_t
dirty ();
unsigned int ma = get_major (a);
unsigned int mb = get_major (b);
/* Delete entire pages from mds through mde. */
unsigned int mds = (a == major_start (ma))? ma: (ma + 1);
int mde = (b + 1 == major_start (mb + 1))? (int)mb: ((int)mb - 1);
if (ma < mds)
if ((int)mds > mde || ma < mds)
{
page_t *page = page_for (a);
if (page)

10
test/api/test-set.c
View File

@ -479,14 +479,16 @@ test_set_delrange (void)
for (unsigned int g = 0; g < 2100; g += 10)
hb_set_add (s, g);
hb_set_add (s, 512); /* edge case */
hb_set_add (s, 2047); /* (=512*4-1) edge case */
hb_set_del_range (s, 55, 705);
hb_set_del_range (s, 512, 705);
hb_set_del_range (s, 795, 2047);
g_assert ( hb_set_has (s, 50));
g_assert (!hb_set_has (s, 60));
g_assert (!hb_set_has (s, 600));
g_assert ( hb_set_has (s, 0));
g_assert ( hb_set_has (s, 510));
g_assert (!hb_set_has (s, 512));
g_assert (!hb_set_has (s, 700));
g_assert ( hb_set_has (s, 710));
g_assert ( hb_set_has (s, 790));
g_assert (!hb_set_has (s, 800));