/** Test if int value are ok. */
 @Test(dataProvider = "persistentSearchChangeTypeData")
 public void checkIntValueTest(Map<Integer, String> expectedValues) throws Exception {
   for (Integer i : expectedValues.keySet()) {
     PersistentSearchChangeType val = PersistentSearchChangeType.valueOf(i);
     String expected = expectedValues.get(i);
     assertEquals(val.toString(), expected);
   }
 }