/** Test if data retrieved by Gadget and Person Id's is correct. */
 @Test
 public void testFindByAppAndPersonId() {
   AppData testAppData =
       jpaAppDataMapper.findOrCreateByPersonAndGadgetDefinitionIds(
           testGadgetDefinitionId, testOpenSocialPersonId);
   assertEquals(
       "Person is not correct for retrieved AppData",
       testOpenSocialPersonId,
       testAppData.getPerson().getOpenSocialId());
   assertEquals(
       "GadgetDefinition is not correct for retrieved AppData",
       testGadgetDefinitionUrl,
       testAppData.getGadgetDefinition().getUrl());
 }