require "isolation/abstract_unit" module ApplicationTests class UrlGenerationTest < ActiveSupport::TestCase include ActiveSupport::Testing::Isolation def app Rails.application end test "it works" do require "rails" require "action_controller/railtie" require "action_view/railtie" class MyApp < Rails::Application secrets.secret_key_base = "3b7cd727ee24e8444053437c36cc66c4" config.session_store :cookie_store, key: "_myapp_session" config.active_support.deprecation = :log config.eager_load = false end Rails.application.initialize! class ::ApplicationController < ActionController::Base end class ::OmgController < ::ApplicationController def index render text: omg_path end end MyApp.routes.draw do get "/" => "omg#index", as: :omg end require "rack/test" extend Rack::Test::Methods get "/" assert_equal "/", last_response.body end def test_routes_know_the_relative_root require "rails" require "action_controller/railtie" require "action_view/railtie" relative_url = "/hello" ENV["RAILS_RELATIVE_URL_ROOT"] = relative_url app = Class.new(Rails::Application) assert_equal relative_url, app.routes.relative_url_root ENV["RAILS_RELATIVE_URL_ROOT"] = nil end end end