1 files changed, 9 insertions, 0 deletions
diff --git a/actionpack/test/dispatch/debug_exceptions_test.rb b/actionpack/test/dispatch/debug_exceptions_test.rb
index e6c0a06878..f7411c7729 100644
--- a/actionpack/test/dispatch/debug_exceptions_test.rb
+++ b/actionpack/test/dispatch/debug_exceptions_test.rb
@@ -11,6 +11,8 @@ class DebugExceptionsTest < ActionDispatch::IntegrationTest
       env['action_dispatch.show_detailed_exceptions'] = @detailed
       req = ActionDispatch::Request.new(env)
       case req.path
+      when "/pass"
+        [404, { "X-Cascade" => "pass" }, []]
       when "/not_found"
         raise ActionController::UnknownAction
       when "/runtime_error"
@@ -46,6 +48,13 @@ class DebugExceptionsTest < ActionDispatch::IntegrationTest
     end
   end
 
+  test 'raise an exception on cascade pass' do
+    @app = ProductionApp
+    assert_raise ActionController::RoutingError do
+      get "/pass", {}, {'action_dispatch.show_exceptions' => true}
+    end
+  end
+
   test "rescue with diagnostics message" do
     @app = DevelopmentApp