@Test
public void shouldReturnErrorWhenCarCheap() {

    Car ferrari = Car.builder().withPlate("BRL-1234")
            .withModel("ferrari")
            .withPrice(Money.of(99, usd))
            .build();
    Set<ConstraintViolation<Car>> validate = validator.validate(ferrari);
    assertFalse(validate.isEmpty());
    String message = validate.stream().findFirst()
            .map(ConstraintViolation::getMessageTemplate)
            .orElse(null);
    assertEquals("There is not car cheap like that", message);
}