@Test(expected=SessionOverlapException.class)
public void testHITValidExperimentOverlap() throws Exception {

	String hitId = "testHITId";
	
	Session s = new Session();		
	s.setHitId(hitId);
	s.setWorkerId("someOtherWorker");
	// Signals started experiment
	s.setExperimentId("random experiment");
	
	assertEquals(SessionStatus.EXPERIMENT, SessionRecord.status(s));
	
	tracker.saveSession(s);
	
	workerAuth.checkHITValid(hitId, "thisWorker", tracker.getStoredSessionInfo(hitId));				
}