MapEvent event = new DataNodeEvent(new Object(), new DataNodeDescriptor("someName"));
        assertEquals("someName", event.getNewName());
    }
    public void testNoNameChange() throws Exception {
        MapEvent event = new DataNodeEvent(new Object(), new DataNodeDescriptor("someName"));
        assertFalse(event.isNameChange());
        
        event.setOldName("someOldName");
        assertTrue(event.isNameChange());
    }