Say non-negative in the shared positive-count range error message

Signed-off-by: AlisinaDevelo <Alisinakarimi.2003@gmail.com>

Author: AlisinaDevelo

src/object.c

@@ -1186,7 +1186,7 @@ int getPositiveLongFromObjectOrReply(client *c, robj *o, long *target, const cha
     if (msg) {
         return getRangeLongFromObjectOrReply(c, o, 0, LONG_MAX, target, msg);
     } else {
-        return getRangeLongFromObjectOrReply(c, o, 0, LONG_MAX, target, "value is out of range, must be positive");
+        return getRangeLongFromObjectOrReply(c, o, 0, LONG_MAX, target, "value is out of range, must be non-negative");
     }
 }
 

tests/unit/type/zset.tcl

@@ -1138,13 +1138,13 @@ start_server {tags {"zset"}} {
 
             test "$pop with negative count" {
                 r set zset foo
-                assert_error "ERR *must be positive" {r $pop zset -1}
+                assert_error "ERR *must be non-negative" {r $pop zset -1}
 
                 r del zset
-                assert_error "ERR *must be positive" {r $pop zset -2}
+                assert_error "ERR *must be non-negative" {r $pop zset -2}
 
                 r zadd zset 1 a 2 b 3 c
-                assert_error "ERR *must be positive" {r $pop zset -3}
+                assert_error "ERR *must be non-negative" {r $pop zset -3}
             }
         }