From 83f51f6abdf66b1db064454465aa144ef0991727 Mon Sep 17 00:00:00 2001
From: =?utf8?q?Thomas=20Sch=C3=BCttler?= <tschuettler@oxfam.de>
Date: Mon, 31 Jul 2017 17:39:32 +0200
Subject: [PATCH] Fix undefined index in UnitTests

---
 api/v3/Extension.php | 14 +++++++++-----
 1 file changed, 9 insertions(+), 5 deletions(-)

diff --git a/api/v3/Extension.php b/api/v3/Extension.php
index 0d8e40abe7..481a776ac1 100644
--- a/api/v3/Extension.php
+++ b/api/v3/Extension.php
@@ -394,11 +394,15 @@ function civicrm_api3_extension_getremote($params) {
  * @return array
  */
 function _civicrm_api3_getKeys($params, $key) {
-  if (is_array($params[$key])) {
-    return $params[$key];
-  }
-  if ($params[$key] == '') {
+  if (isset($params[$key])) {
+    if (is_array($params[$key])) {
+      return $params[$key];
+    }
+    if ($params[$key] == '') {
+      return array();
+    }
+    return explode(API_V3_EXTENSION_DELIMITER, $params[$key]);
+  } else {
     return array();
   }
-  return explode(API_V3_EXTENSION_DELIMITER, $params[$key]);
 }
-- 
2.25.1