2 files changed, 5 insertions, 5 deletions
diff --git a/actionpack/lib/action_dispatch/testing/integration.rb b/actionpack/lib/action_dispatch/testing/integration.rb
index af3bc26691..cb2cb10870 100644
--- a/actionpack/lib/action_dispatch/testing/integration.rb
+++ b/actionpack/lib/action_dispatch/testing/integration.rb
@@ -188,8 +188,8 @@ module ActionDispatch
         # This makes app.url_for and app.foo_path available in the console
         if app.respond_to?(:routes)
           singleton_class.class_eval do
-            include app.routes.url_helpers if app.routes.respond_to?(:url_helpers)
-            include app.routes.mounted_helpers if app.routes.respond_to?(:mounted_helpers)
+            include app.routes.url_helpers
+            include app.routes.mounted_helpers
           end
         end
 
@@ -200,7 +200,7 @@ module ActionDispatch
         @url_options ||= default_url_options.dup.tap do |url_options|
           url_options.reverse_merge!(controller.url_options) if controller
 
-          if @app.respond_to?(:routes) && @app.routes.respond_to?(:default_url_options)
+          if @app.respond_to?(:routes)
             url_options.reverse_merge!(@app.routes.default_url_options)
           end
 
@@ -347,7 +347,7 @@ module ActionDispatch
       # By default, a single session is automatically created for you, but you
       # can use this method to open multiple sessions that ought to be tested
       # simultaneously.
-      def open_session(app = nil)
+      def open_session
         dup.tap do |session|
           yield session if block_given?
         end
diff --git a/actionpack/lib/action_dispatch/testing/test_request.rb b/actionpack/lib/action_dispatch/testing/test_request.rb
index 57c678843b..de3dc5f924 100644
--- a/actionpack/lib/action_dispatch/testing/test_request.rb
+++ b/actionpack/lib/action_dispatch/testing/test_request.rb
@@ -39,7 +39,7 @@ module ActionDispatch
     end
 
     def action=(action_name)
-      path_parameters["action"] = action_name.to_s
+      path_parameters[:action] = action_name.to_s
     end
 
     def if_modified_since=(last_modified)