From 5d99914939e08bdfd3525f963665966a41d7b929 Mon Sep 17 00:00:00 2001
From: Daniele Alessandri <suppakilla@gmail.com>
Date: Sun, 15 May 2016 16:54:57 +0200
Subject: [PATCH] Prevent warnings picking slave from empty pool.

---
 src/Connection/Aggregate/MasterSlaveReplication.php | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/src/Connection/Aggregate/MasterSlaveReplication.php b/src/Connection/Aggregate/MasterSlaveReplication.php
index ea5dc775..de7494df 100644
--- a/src/Connection/Aggregate/MasterSlaveReplication.php
+++ b/src/Connection/Aggregate/MasterSlaveReplication.php
@@ -207,7 +207,9 @@ class MasterSlaveReplication implements ReplicationInterface
      */
     protected function pickSlave()
     {
-        return $this->slaves[array_rand($this->slaves)];
+        if ($this->slaves) {
+            return $this->slaves[array_rand($this->slaves)];
+        }
     }
 
     /**