lib/active_support/testing/declarative.rb in activesupport-5.1.7 vs lib/active_support/testing/declarative.rb in activesupport-5.2.0.beta1

@@ -1,4 +1,6 @@
+# frozen_string_literal: true
+
 module ActiveSupport
   module Testing
     module Declarative
       unless defined?(Spec)
         # Helper to define a test method using a String. Under the hood, it replaces