@Test
	public void TestCreateHousehold() throws InstanceNotFoundException {

		Household household = new Household("111-111-333-333",
				new HashSet<Student>(), new HashSet<Bill>(),"Francisca");

		try {
			familyService.createHousehold(household);
		} catch (DuplicateInstanceException e) {
			e.printStackTrace();
		}

		assertEquals(familyService.findHousehold("111-111-333-333"), household);

	}