WebSocketController { @MessageMapping("/vehicle/deleteAny") void removeAnyVehicle() { vehicleService.removeAnyVehicle(); } @Autowired  WebSocketController(
            RouteListener routeListener,
            RegionService regionService,
            LocationService locationService,
            VehicleService vehicleService,
            DemoService demoService,
            ApplicationEventPublisher eventPublisher);   }
@Test void removeAnyVehicle() { webSocketController.removeAnyVehicle(); verify(vehicleService).removeAnyVehicle(); }