Specs don't need to set default_url_options anymore

spec/features/users_spec.rb

 require 'spec_helper'
 
 feature 'Users' do
-  around do |ex|
-    old_url_options = Rails.application.routes.default_url_options
-    Rails.application.routes.default_url_options = { host: 'example.foo' }
-    ex.run
-    Rails.application.routes.default_url_options = old_url_options
-  end
-
   scenario 'GET /users/sign_in creates a new user account' do
     visit new_user_session_path
     fill_in 'user_name', with: 'Name Surname'

spec/support/reference_filter_spec_helper.rb

@@ -4,17 +4,6 @@
 module ReferenceFilterSpecHelper
   extend ActiveSupport::Concern
 
-  included do
-    before { set_default_url_options }
-  end
-
-  # Allow *_url helpers to work
-  def set_default_url_options
-    Rails.application.routes.default_url_options = {
-      host: 'example.foo'
-    }
-  end
-
   # Shortcut to Rails' auto-generated routes helpers, to avoid including the
   # module
   def urls