1 files changed, 6 insertions, 0 deletions
diff --git a/railties/test/application/middleware/session_test.rb b/railties/test/application/middleware/session_test.rb
index 85e7761727..6ea7cad201 100644
--- a/railties/test/application/middleware/session_test.rb
+++ b/railties/test/application/middleware/session_test.rb
@@ -373,5 +373,11 @@ module ApplicationTests
 
       refute Rails.application.middleware.include?(ActionDispatch::Flash)
     end
+
+    test "cookie_only is set to true even if user tries to overwrite it" do
+      add_to_config "config.session_store :cookie_store, key: '_myapp_session', cookie_only: false"
+      require "#{app_path}/config/environment"
+      assert app.config.session_options[:cookie_only], "Expected cookie_only to be set to true"
+    end
   end
 end