Load generators on test_helper and avoid repetead code

test/test_helper.rb

@@ -11,11 +11,14 @@ Minitest::Test = MiniTest::Unit::TestCase unless defined?(Minitest::Test)
 
 class Foo < Rails::Application
   if Rails.version.to_s.start_with? '4'
+    config.eager_load = false
+    config.secret_key_base = 'abc123'
     config.action_controller.perform_caching = true
     config.active_support.test_order         = :random
     ActionController::Base.cache_store       = :memory_store
   end
 end
+Foo.load_generators
 
 require "active_model_serializers"