From 19c80c617c864c2bdbf37623e9075cdcbacd098c Mon Sep 17 00:00:00 2001
From: Mark McNelis <mark.mcnelis@hmhco.com>
Date: Fri, 23 Feb 2018 16:59:02 +0000
Subject: [PATCH] fix: client duplicate function now allows db param to be
 passed

---
 lib/extendedApi.js      | 2 +-
 test/node_redis.spec.js | 3 +++
 2 files changed, 4 insertions(+), 1 deletion(-)

diff --git a/lib/extendedApi.js b/lib/extendedApi.js
index bac3691413..27ed4215d6 100644
--- a/lib/extendedApi.js
+++ b/lib/extendedApi.js
@@ -95,7 +95,7 @@ RedisClient.prototype.duplicate = function (options, callback) {
         existing_options[elem] = options[elem];
     }
     var client = new RedisClient(existing_options);
-    client.selected_db = this.selected_db;
+    client.selected_db = options.db || this.selected_db;
     if (typeof callback === 'function') {
         var ready_listener = function () {
             callback(null, client);
diff --git a/test/node_redis.spec.js b/test/node_redis.spec.js
index 1557730312..3375b759d9 100644
--- a/test/node_redis.spec.js
+++ b/test/node_redis.spec.js
@@ -120,11 +120,14 @@ describe('The node_redis client', function () {
                     });
 
                     it('check if all new options replaced the old ones', function (done) {
+                        client.selected_db = 1;
                         var client2 = client.duplicate({
+                            db: 2, 
                             no_ready_check: true
                         });
                         assert(client.connected);
                         assert(!client2.connected);
+                        assert.notEqual(client.selected_db, client2.selected_db);
                         assert.strictEqual(client.options.no_ready_check, undefined);
                         assert.strictEqual(client2.options.no_ready_check, true);
                         assert.notDeepEqual(client.options, client2.options);