GWT: passing a jUnit test with bad data

public void test_getIntValue_NullOrg() { Long orgId = null; String key = "game_entry_reminder_time"; try { int value = mailScheduler.getIntValue(orgId, key); fail("Expected to fail with IllegalArgumentException Exception, instead returned " + value); } catch (Exception e) { log.warn("The method threw the expected exception."); } }