def METHOD_NAME(self):
    self.interface.add_protocol(
        FixedProtocol, [2, 1, "0xDEADBEEF", False, True], "READ_WRITE"
    )
    self.assertEqual(self.interface.read_protocols[0].data, b"")
    self.assertEqual(self.interface.read_protocols[0].min_id_size, 2)
    self.assertEqual(self.interface.read_protocols[0].discard_leading_bytes, 1)
    self.assertEqual(
        self.interface.read_protocols[0].sync_pattern, b"\xDE\xAD\xBE\xEF"
    )
    self.assertFalse(self.interface.read_protocols[0].telemetry)
    self.assertTrue(self.interface.read_protocols[0].fill_fields)