	@Test
	public void  getAttribute_shouldReturnNullWhenExistingPersonAttributeWithMatchingAttributeTypeIdIsVoided() throws Exception {

		Person person = personHelper(true, 1, 2, 3, "name1", "name2", "name3", "value1", "value2", "value3");
		Assert.assertNull(person.getAttribute(new Integer(3)));
	}