From d922ae6592228851d3a5b93ce9b3e22be31caddc Mon Sep 17 00:00:00 2001
From: antirez <antirez@gmail.com>
Date: Fri, 18 Dec 2009 09:06:53 -0500
Subject: [PATCH] Now SORT returns an empty bulk reply if the key does not
 exist

---
 redis.c        | 2 +-
 test-redis.tcl | 4 ++++
 2 files changed, 5 insertions(+), 1 deletion(-)

diff --git a/redis.c b/redis.c
index 274dec7a..91c28a0c 100644
--- a/redis.c
+++ b/redis.c
@@ -4839,7 +4839,7 @@ static void sortCommand(redisClient *c) {
     /* Lookup the key to sort. It must be of the right types */
     sortval = lookupKeyRead(c->db,c->argv[1]);
     if (sortval == NULL) {
-        addReply(c,shared.nokeyerr);
+        addReply(c,shared.nullmultibulk);
         return;
     }
     if (sortval->type != REDIS_SET && sortval->type != REDIS_LIST &&
diff --git a/test-redis.tcl b/test-redis.tcl
index 665d2bbf..c5f15bfb 100644
--- a/test-redis.tcl
+++ b/test-redis.tcl
@@ -962,6 +962,10 @@ proc main {server port} {
         $r sort mylist BY weight_* GET #
     } {2 1 3}
 
+    test {SORT with constant GET} {
+        $r sort mylist GET foo
+    } {{} {} {}}
+
     test {LREM, remove all the occurrences} {
         $r flushdb
         $r rpush mylist foo
-- 
2.45.2