Hyundai: add CAN FD feature test (#27834)

* rename two can-specific feature lists

* the other lists don't say CAN_

* like to be safe

selfdrive/car/hyundai/tests/test_hyundai.py

@@ -2,13 +2,18 @@
 import unittest
 
 from cereal import car
-from selfdrive.car.hyundai.values import CANFD_CAR, FW_QUERY_CONFIG, FW_VERSIONS
+from selfdrive.car.hyundai.values import CANFD_CAR, FW_QUERY_CONFIG, FW_VERSIONS, CAN_GEARS, LEGACY_SAFETY_MODE_CAR, CHECKSUM, CAMERA_SCC_CAR
 
 Ecu = car.CarParams.Ecu
 ECU_NAME = {v: k for k, v in Ecu.schema.enumerants.items()}
 
 
 class TestHyundaiFingerprint(unittest.TestCase):
+  def test_canfd_not_in_can_features(self):
+    can_specific_feature_list = set.union(*CAN_GEARS.values(), *CHECKSUM.values(), LEGACY_SAFETY_MODE_CAR, CAMERA_SCC_CAR)
+    for car_model in CANFD_CAR:
+      self.assertNotIn(car_model, can_specific_feature_list, "CAN FD car unexpectedly found in a CAN feature list")
+
   def test_auxiliary_request_ecu_whitelist(self):
     # Asserts only auxiliary Ecus can exist in database for CAN-FD cars
     whitelisted_ecus = {ecu for r in FW_QUERY_CONFIG.requests for ecu in r.whitelist_ecus if r.auxiliary}