IllegalArgumentException.class,
        () -> InetAddresses.forString("1180::b059:65f4:e877:c40%eth9"));
  }

  public void testToAddrStringIPv4() {
    // Don't need to test IPv4 much; it just calls getHostAddress().
    assertEquals("1.2.3.4", InetAddresses.toAddrString(InetAddresses.forString("1.2.3.4")));
  }

  public void testToAddrStringIPv6() {
    assertEquals(

                        NbtAddress.MASTER_BROWSER_NAME, 0x01, null);
                addresses = new UniAddress[1];
                addresses[0] = UniAddress.getByName( addr.getHostAddress() );
            } catch( UnknownHostException uhe ) {
                NtlmPasswordAuthentication.initDefaults();
                if( NtlmPasswordAuthentication.DEFAULT_DOMAIN.equals( "?" )) {