assertEquals(PolycomIntercomDefaults.DEFAULT_RING_CLASS, defaults.getAlertInfoClass());
try { defaults.getAlertInfoClass(); fail("exception expected"); } catch (BeanValueStorage.NoValueException e) {  }
    public void testGetAlertInfoClassDisabled() {        Intercom intercom = new Intercom();        PolycomIntercomDefaults defaults = new PolycomIntercomDefaultsDummy(intercom);        intercom.setTimeout(0);        assertEquals(PolycomIntercomDefaults.DEFAULT_RING_CLASS, defaults.getAlertInfoClass());        intercom.setTimeout(1000);        assertEquals(PolycomIntercomDefaults.DEFAULT_RING_CLASS, defaults.getAlertInfoClass());    }