From 5e24d85c8a8da5969db0f26717529bb60b4fa197 Mon Sep 17 00:00:00 2001
From: Daniele Alessandri <suppakilla@gmail.com>
Date: Sat, 25 Oct 2014 17:45:00 +0200
Subject: [PATCH] Fix E_NOTICE emitted on empty response to INFO [section].

Empty responses can be returned when requesting an unsupported section
with the INFO command.
---
 src/Command/ServerInfoV26x.php              | 5 +++++
 tests/Predis/Command/ServerInfoV26xTest.php | 8 ++++++++
 2 files changed, 13 insertions(+)

diff --git a/src/Command/ServerInfoV26x.php b/src/Command/ServerInfoV26x.php
index 22165db2..c5034eaf 100644
--- a/src/Command/ServerInfoV26x.php
+++ b/src/Command/ServerInfoV26x.php
@@ -22,7 +22,12 @@ class ServerInfoV26x extends ServerInfo
      */
     public function parseResponse($data)
     {
+        if ($data === '') {
+            return array();
+        }
+
         $info = array();
+
         $current = null;
         $infoLines = preg_split('/\r?\n/', $data);
 
diff --git a/tests/Predis/Command/ServerInfoV26xTest.php b/tests/Predis/Command/ServerInfoV26xTest.php
index a9a89b68..8ebffb06 100644
--- a/tests/Predis/Command/ServerInfoV26xTest.php
+++ b/tests/Predis/Command/ServerInfoV26xTest.php
@@ -291,6 +291,14 @@ BUFFER;
         $this->assertSame($expected, $this->getCommand()->parseResponse($raw));
     }
 
+    /**
+     * @group disconnected
+     */
+    public function testDoesNotEmitPhpNoticeOnEmptyResponse()
+    {
+        $this->assertSame(array(), $this->getCommand()->parseResponse(''));
+    }
+
     /**
      * @group connected
      */