require "service/shared_service_tests" class ActiveStorage::Service::ConfiguratorTest < ActiveSupport::TestCase test "builds correct service instance based on service name" do service = ActiveStorage::Service::Configurator.build(:foo, foo: { service: "Disk", root: "path" }) assert_instance_of ActiveStorage::Service::DiskService, service end test "raises error when passing non-existent service name" do assert_raise RuntimeError do ActiveStorage::Service::Configurator.build(:bigfoot, {}) end end end