test/base/test_notification_center.rb in nanoc-4.4.5 vs test/base/test_notification_center.rb in nanoc-4.4.6

@@ -1,4 +1,6 @@
+require 'helper'
+
 class Nanoc::Int::NotificationCenterTest < Nanoc::TestCase
   def test_post
     # Set up notification
     Nanoc::Int::NotificationCenter.on :ping_received, :test do
       @ping_received = true