public void It_should_throw_an_exception_for_non_existing_premium()
 {
     var truck = new Truck(new Audi());
     Assert.Throws<VehicleTypeNotExistException>(() => _store.GetBasePremiumFor(truck));
 }
 public void It_should_throw_exceptions_for_non_existing_vehicle_type()
 {
     var truck = new Truck(new Audi());
     Assert.Throws<VehicleTypeNotExistException>(() => _premiumCalculator.Calculate(truck));
 }