ValidatorFactory factory = Validation.buildDefaultValidatorFactory();
        validator = factory.getValidator();
    }

    // Test annotation attributes and defaults
    @Test
    public void test_annotationAttributes() throws Exception {
        Field field = TestBean.class.getDeclaredField("cronExpression");
        CronExpression annotation = field.getAnnotation(CronExpression.class);

        assertNotNull(annotation);