From 750736b0c105d8f0938748de5603aa8a19aae4df Mon Sep 17 00:00:00 2001
From: Benjamin Fleischer <github@benjaminfleischer.com>
Date: Wed, 21 Oct 2026 19:29:17 -0500
Subject: [PATCH 1/2] test: load logger before Rails test dependencies

---
 test/test_helper.rb | 1 +
 1 file changed, 1 insertion(+)

diff --git a/test/test_helper.rb b/test/test_helper.rb
index 30d439dd..b51eeb6e 100644
--- a/test/test_helper.rb
+++ b/test/test_helper.rb
@@ -1,3 +1,4 @@
+require 'logger'
 require 'simplecov'
 require 'database_cleaner'
 

From 0af8b25a9063e3bddedcf72330476edd9ffbaa92 Mon Sep 17 00:00:00 2001
From: Benjamin Fleischer <github@benjaminfleischer.com>
Date: Wed, 21 Oct 2026 19:37:06 -0500
Subject: [PATCH 2/2] test: add routing regressions with configured paths

---
 test/unit/routing_compatibility_test.rb | 39 +++++++++++++++++++++++++
 1 file changed, 39 insertions(+)
 create mode 100644 test/unit/routing_compatibility_test.rb

diff --git a/test/unit/routing_compatibility_test.rb b/test/unit/routing_compatibility_test.rb
new file mode 100644
index 00000000..5e3fb1aa
--- /dev/null
+++ b/test/unit/routing_compatibility_test.rb
@@ -0,0 +1,39 @@
+require 'logger'
+require 'minitest/autorun'
+require 'active_support/all'
+require 'rails'
+require 'action_controller'
+require 'jsonapi-resources'
+
+class RoutingCompatibilityResource < JSONAPI::Resource
+end
+
+class RoutingProfileResource < JSONAPI::Resource
+  singleton singleton_key: -> (context) { context[:current_user_id] }
+end
+
+class RoutingCompatibilityTest < Minitest::Test
+  def test_plural_routes_preserve_keyword_options
+    routes = ActionDispatch::Routing::RouteSet.new
+    routes.draw do
+      jsonapi_resources :routing_compatibilities, controller: 'examples', only: [:index, :show]
+    end
+
+    path = JSONAPI.configuration.route_formatter.format('routing_compatibilities')
+    assert_equal "/#{path}", routes.url_helpers.routing_compatibilities_path
+    assert_equal "/#{path}/42", routes.url_helpers.routing_compatibility_path(42)
+    assert_equal ['examples'], routes.routes.map { |route| route.defaults[:controller] }.uniq
+    refute_includes routes.routes.map(&:verb), 'DELETE'
+  end
+
+  def test_singleton_routes_preserve_keyword_options
+    routes = ActionDispatch::Routing::RouteSet.new
+    routes.draw do
+      jsonapi_resource :routing_profile, controller: 'profiles', only: [:show]
+    end
+
+    assert_equal "/#{JSONAPI.configuration.route_formatter.format('routing_profile')}", routes.url_helpers.routing_profile_path
+    assert_equal ['profiles'], routes.routes.map { |route| route.defaults[:controller] }.uniq
+    refute_includes routes.routes.map(&:verb), 'DELETE'
+  end
+end