From 6d0ceaf93ca31dfb83fd4325ef2eecd9cef733c0 Mon Sep 17 00:00:00 2001
From: Andreas Gohr <andi@splitbrain.org>
Date: Fri, 8 May 2015 17:26:11 +0200
Subject: added a first few tests.

this is far from comprehensible, but should give an idea how the new
library works and how to write tests
---
 inc/Form/Element.php | 1 +
 1 file changed, 1 insertion(+)

(limited to 'inc/Form/Element.php')

diff --git a/inc/Form/Element.php b/inc/Form/Element.php
index 6f23e2631..3fd170a80 100644
--- a/inc/Form/Element.php
+++ b/inc/Form/Element.php
@@ -101,6 +101,7 @@ abstract class Element {
         $classes = explode(' ', $this->attr('class'));
         $classes[] = $class;
         $classes = array_unique($classes);
+        $classes = array_filter($classes);
         $this->attr('class', join(' ', $classes));
         return $this;
     }
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