@Test
public void testUpdateReservationValidRecurrenceExpression() {

  ReservationUpdateRequest request =
      createSimpleReservationUpdateRequest(1, 1, 1, 5, 3, "600000");
  plan = null;
  try {
    plan =
        rrValidator.validateReservationUpdateRequest(rSystem, request);
  } catch (YarnException e) {
    Assert.fail(e.getMessage());
  }
  Assert.assertNotNull(plan);
}