test/mailers/mailer_test.rb in devise-4.3.0 vs test/mailers/mailer_test.rb in devise-4.4.0

@@ -1,4 +1,6 @@
+# frozen_string_literal: true
+
 require "test_helper"
 
 class MailerTest < ActionMailer::TestCase
   test "pass given block to #mail call" do
     class TestMailer < Devise::Mailer