notification.addNewIPAddress(InetAddress.getByName("192.168.1.101"));

        client.processNotification(notification);

        // Verify notification was delivered
        assertTrue(listener.waitForNotification(1000));
        assertNotNull(listener.getLastNotification());
        assertEquals(WitnessEventType.CLIENT_MOVE, listener.getLastNotification().getEventType());

        client.close();
    }

    @Test

    
    // Simulate cluster failover (would require test environment setup)
    // ... trigger server failover ...
    
    // Verify that witness notification was received and handled
    assertTrue(listener.waitForNotification(30000));  // 30 second timeout
    
    // Verify file is still accessible after failover
    assertTrue(file.exists());
}

@Test
public void testWitnessServiceDiscovery() throws Exception {