@Test @Ignore public void testMoveComparatorWhenInUse() throws Exception {
  testAddComparatorToEnabledSchema();
  schemaManager.getMatchingRuleRegistry().register(new DummyMR());
  Dn dn=new Dn("m-oid=" + OID + ",ou=comparators,cn=apachemeta,ou=schema");
  Dn newDn=new Dn("m-oid=" + OID + ",ou=comparators,cn=apache,ou=schema");
  try {
    connection.move(dn,newDn);
    fail("should not be able to move a comparator in use");
  }
 catch (  LdapUnwillingToPerformException e) {
    assertEquals(e.getResultCode(),ResultCodeEnum.UNWILLING_TO_PERFORM);
  }
  assertTrue("comparator should still be in the registry after move failure",schemaManager.getComparatorRegistry().contains(OID));
  schemaManager.getMatchingRuleRegistry().unregister(OID);
  schemaManager.getGlobalOidRegistry().unregister(OID);
}