From 212f157855120157675b5e18a0c0b93924774fb7 Mon Sep 17 00:00:00 2001
From: antirez <antirez@gmail.com>
Date: Wed, 15 Jun 2016 11:49:49 +0200
Subject: [PATCH] Regression test for #3282.

---
 tests/unit/bitops.tcl | 10 ++++++++++
 1 file changed, 10 insertions(+)

diff --git a/tests/unit/bitops.tcl b/tests/unit/bitops.tcl
index 30aa832c..926f3829 100644
--- a/tests/unit/bitops.tcl
+++ b/tests/unit/bitops.tcl
@@ -43,6 +43,16 @@ start_server {tags {"bitops"}} {
         r bitcount no-key
     } 0
 
+    test {BITCOUNT returns 0 with out of range indexes} {
+        r set str "xxxx"
+        r bitcount str 4 10
+    } 0
+
+    test {BITCOUNT returns 0 with negative indexes where start > end} {
+        r set str "xxxx"
+        r bitcount str -6 -7
+    } 0
+
     catch {unset num}
     foreach vec [list "" "\xaa" "\x00\x00\xff" "foobar" "123"] {
         incr num