@Test
public void isIPAddress_shouldReturnTrue_whenStringIsValidIP() throws Exception {

  assertEquals(true, validateTor.isIPAddress("10.255.255.254"));
  assertEquals(true, validateTor.isIPAddress("192.168.0.0"));
  assertEquals(true, validateTor.isIPAddress("0:0:0:0:0:0:0:1"));
  assertEquals(true, validateTor.isIPAddress("0.0.0.1"));
}