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use the right object when cleaning up after zunion/zinter (fixes issu…

…e 216)
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commit 8bca8773b4e2542f9537b8403764867aa76273a5 1 parent 14ae26d
@pietern pietern authored
Showing with 6 additions and 1 deletion.
  1. +1 −1  redis.c
  2. +5 −0 test-redis.tcl
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2  redis.c
@@ -5685,7 +5685,7 @@ static void zunionInterGenericCommand(redisClient *c, robj *dstkey, int op) {
addReplyLong(c, dstzset->zsl->length);
server.dirty++;
} else {
- decrRefCount(dstzset);
+ decrRefCount(dstobj);
addReply(c, shared.czero);
}
zfree(src);
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5 test-redis.tcl
@@ -1489,6 +1489,11 @@ proc main {server port} {
list [$r zremrangebyrank zset 1 3] [$r zrange zset 0 -1]
} {3 {a e}}
+ test {ZUNION against non-existing key doesn't set destination} {
+ $r del zseta
+ list [$r zunion dst_key 1 zseta] [$r exists dst_key]
+ } {0 0}
+
test {ZUNION basics} {
$r del zseta zsetb zsetc
$r zadd zseta 1 a
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