Update feature test with PR feedback

Author: drwl

features/request_specs/engine_named_routes.feature

@@ -1,8 +1,8 @@
 Feature: engine named routes
 
-  Generated requeset specs inside a Rails Engine is able to use route and url helpers.
+  Request specs inside a Rails Engine can include the engines routes to use url helpers.
 
-  Scenario: include engine route helpers
+  Scenario: using engine route helpers
     Given a file named "spec/requests/widgets_spec.rb" with:
       """ruby
       require "rails_helper"
@@ -30,7 +30,6 @@ Feature: engine named routes
 
       module MyEngine
         RSpec.describe "Links", :type => :request do
-
           include Engine.routes.url_helpers
 
           it "redirects to a random widget" do
@@ -42,42 +41,3 @@ Feature: engine named routes
       """
     When I run `rspec spec`
     Then the example should pass
-
-  Scenario: do not include engine route helpers
-    Given a file named "spec/requests/widgets_spec.rb" with:
-      """ruby
-      require "rails_helper"
-
-      # A very simple Rails engine
-      module MyEngine
-        class Engine < ::Rails::Engine
-          isolate_namespace MyEngine
-        end
-
-        class LinksController < ::ActionController::Base
-          def index
-            render plain: 'hit_engine_route'
-          end
-        end
-      end
-
-      MyEngine::Engine.routes.draw do
-        resources :links, :only => [:index]
-      end
-
-      Rails.application.routes.draw do
-        mount MyEngine::Engine => "/my_engine"
-      end
-
-      module MyEngine
-        RSpec.describe "Links", :type => :request do
-
-          it "redirects to a random widget" do
-            get links_url
-            expect(response.body).to eq('hit_engine_route')
-          end
-        end
-      end
-      """
-    When I run `rspec spec`
-    Then the example should fail