() -> InetAddresses.forString(bogusInput));
      assertFalse(InetAddresses.isInetAddress(bogusInput));
    }
  }

  public void test3ff31() {
    assertThrows(IllegalArgumentException.class, () -> InetAddresses.forString("3ffe:::1"));
    assertFalse(InetAddresses.isInetAddress("016.016.016.016"));
  }

  public void testForStringIPv4Input() throws UnknownHostException {

   * machine.
   *
   * @param ipString {@code String} to evaluated as an IP string literal
   * @return {@code true} if the argument is a valid IP string literal
   */
  public static boolean isInetAddress(String ipString) {
    return ipStringToBytes(ipString, null) != null;
  }

  private static final class Scope {
    private String scope;
  }