### Question:
SpamRuleDto { public SpamRuleDto setDescription(String description) { this.description = description; return this; } protected  SpamRuleDto();  SpamRuleDto(long id, String regex, String description, boolean enabled); long getId(); void setId(long id); String getRegex(); SpamRuleDto setRegex(String regex); String getDescription(); SpamRuleDto setDescription(String description); boolean isEnabled(); void setEnabled(boolean enabled); static SpamRuleDto fromEntity(SpamRule entity); SpamRule toEntity(); static List<SpamRuleDto> fromEntities(List<SpamRule> original);  }### Answer:
@Test public void descriptionValidationFailsIfLengthMoreThan255(){ SpamRuleDto spamRuleDto = randomSpamRuleDto().setDescription(alphanumeric(256)); Set<ConstraintViolation<SpamRuleDto>> constraintViolations = validator.validate(spamRuleDto); assertEquals(constraintViolations.size(), 1); }