test: cover ApplicationNPlusOneTest, teardown

test/test_application_routing.rb

@@ -8,11 +8,16 @@ class ResourceApp < Prism::Application
   root(to: 'welcome#show')
 
   resources :routing_posts, only: %i[index show create]
+  resources :routing_comments, only: %i[destroy]
 
   get '/whoami' do
     json(path: url_for(:routing_post, id: 5))
   end
 
+  get '/destroy-link' do
+    json(path: url_for(:routing_comment, id: 7))
+  end
+
   get '/write-flash' do
     flash[:notice] = 'saved!'
     redirect '/after-flash'
@@ -43,6 +48,12 @@ class RoutingPostsController < Prism::Controller
   end
 end
 
+class RoutingCommentsController < Prism::Controller
+  def destroy
+    json(action: 'destroy', id: params['id'])
+  end
+end
+
 class ApplicationRoutingTest < Minitest::Test
   include TestSupport
 
@@ -81,6 +92,20 @@ class ApplicationRoutingTest < Minitest::Test
     assert_equal '/routing_posts/5', JSON.parse(body.join)['path']
   end
 
+  def test_resources_destroy_dispatches
+    _, _, body = call('DELETE', '/routing_comments/3')
+    assert_equal({ 'action' => 'destroy', 'id' => '3' }, JSON.parse(body.join))
+  end
+
+  # Regression: add_resource_route used to skip `as:` for :destroy, so a
+  # resource declared with only: [:destroy] (no :show alongside it) had no
+  # named route at all - url_for/link_to/button_to for a delete link had no
+  # path to build from.
+  def test_url_for_named_resource_route_for_destroy_only_resource
+    _, _, body = call('GET', '/destroy-link')
+    assert_equal '/routing_comments/7', JSON.parse(body.join)['path']
+  end
+
   def test_flash_survives_a_redirect
     status, headers, = call('GET', '/write-flash')
     assert_equal 302, status
@@ -97,4 +122,19 @@ class ApplicationRoutingTest < Minitest::Test
     _, _, body = call('GET', '/after-flash', cookies: cookie2)
     assert_nil JSON.parse(body.join)['notice']
   end
+
+  def test_controller_dispatch_enriches_process_action_payload
+    events = []
+    subscriber = Prism::Instrumentation.subscribe('process_action.prism') { |event| events << event }
+    begin
+      call('GET', '/routing_posts/9')
+    ensure
+      Prism::Instrumentation.unsubscribe(subscriber)
+    end
+
+    assert_equal 1, events.size
+    assert_equal 'routing_posts', events.first.payload[:controller]
+    assert_equal 'show', events.first.payload[:action]
+    assert_equal 200, events.first.payload[:status]
+  end
 end