@Test
public void testFormatIpAddress() throws UnknownHostException {

    for (long i = Integer.MIN_VALUE; i <= Integer.MAX_VALUE; i += 98273) {
        String ip = WifiStateChangeService.formatIpAddress((int) i);
        InetAddress.getByName(ip);
    }
    InetAddress.getByName(WifiStateChangeService.formatIpAddress(Integer.MAX_VALUE));
    InetAddress.getByName(WifiStateChangeService.formatIpAddress(Integer.MIN_VALUE));
    InetAddress.getByName(WifiStateChangeService.formatIpAddress(0));
}