Adding support for bit commands get/setrange

src/test/java/redis/clients/jedis/tests/commands/BitCommandsTest.java

@@ -17,4 +17,16 @@ public class BitCommandsTest extends JedisCommandTestBase {
         bbit = jedis.getbit("bfoo".getBytes(), 0);
         assertEquals(1, bbit);
     }
+
+    @Test
+    public void setAndgetrange() {
+        jedis.set("key1", "Hello World");
+        long reply = jedis.setrange("key1", 6, "Jedis");
+        assertEquals(11, reply);
+
+        assertEquals(jedis.get("key1"), "Hello Jedis");
+
+        assertEquals("Hello", jedis.getrange("key1", 0, 4));
+        assertEquals("Jedis", jedis.getrange("key1", 6, 11));
+    }
 }