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util/set: helper to remove entry by key

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v2: Add unit test. (Eric Anholt)

Reviewed-by: Eric Anholt <eric@anholt.net>
This commit is contained in:
Caio Marcelo de Oliveira Filho
2018-06-25 13:42:22 -07:00
committed by Rafael Antognolli
parent b034facfbc
commit fa0c19d17b
3 changed files with 39 additions and 0 deletions
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28
src/util/tests/set/set_test.cpp
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@@ -85,3 +85,31 @@ TEST(set, clone)
_mesa_set_destroy(s, NULL);
_mesa_set_destroy(clone, NULL);
}
TEST(set, remove_key)
{
struct set *s = _mesa_set_create(NULL, _mesa_hash_pointer,
_mesa_key_pointer_equal);
const void *a = (const void *)10;
const void *b = (const void *)20;
const void *c = (const void *)30;
_mesa_set_add(s, a);
_mesa_set_add(s, b);
EXPECT_EQ(s->entries, 2);
/* Remove existing key. */
_mesa_set_remove_key(s, a);
EXPECT_EQ(s->entries, 1);
EXPECT_FALSE(_mesa_set_search(s, a));
EXPECT_TRUE(_mesa_set_search(s, b));
/* Remove non-existing key. */
_mesa_set_remove_key(s, c);
EXPECT_EQ(s->entries, 1);
EXPECT_FALSE(_mesa_set_search(s, a));
EXPECT_TRUE(_mesa_set_search(s, b));
_mesa_set_destroy(s, NULL);
}