test/base/test_notification_center.rb in nanoc-4.7.9 vs test/base/test_notification_center.rb in nanoc-4.7.10

@@ -1,4 +1,6 @@
+# frozen_string_literal: true
+
 require 'helper'
 
 class Nanoc::Int::NotificationCenterTest < Nanoc::TestCase
   def test_post
     # Set up notification