From 0da04fd284c827e1d745fa372efd6587d165cddd Mon Sep 17 00:00:00 2001
From: Roeland Jago Douma <roeland@famdouma.nl>
Date: Wed, 29 Mar 2017 22:54:08 +0200
Subject: [PATCH] Fix tests

Signed-off-by: Roeland Jago Douma <roeland@famdouma.nl>
---
 core/js/jquery.avatar.js | 8 ++++++--
 1 file changed, 6 insertions(+), 2 deletions(-)

diff --git a/core/js/jquery.avatar.js b/core/js/jquery.avatar.js
index 703bd9fd7d..29d019baea 100644
--- a/core/js/jquery.avatar.js
+++ b/core/js/jquery.avatar.js
@@ -48,8 +48,12 @@
 
 (function ($) {
 	$.fn.avatar = function(user, size, ie8fix, hidedefault, callback, displayname) {
-		user = String(user);
-		displayname = String(displayname);
+		if (typeof(user) !== 'undefined') {
+			user = String(user);
+		}
+		if (typeof(displayname) !== 'undefined') {
+			displayname = String(displayname);
+		}
 
 		if (typeof(size) === 'undefined') {
 			if (this.height() > 0) {