}

    /**
     * Retrieve an <code>InetAddress</code>. If the address is not
     * an IP address and cannot be resolved <code>null</code> will
     * be returned.
     *
     * @param key the property key to look up
     * @param def the default InetAddress to return if the property is not found or cannot be resolved
     * @return the property value as an InetAddress, or the default value
     */

   *
   * @param address the InetAddress to decrement
   * @return a new InetAddress that is one less than the passed in address
   * @throws IllegalArgumentException if InetAddress is at the beginning of its range
   * @since 18.0
   */
  public static InetAddress decrement(InetAddress address) {
    byte[] addr = address.getAddress();
    int i = addr.length - 1;
    while (i >= 0 && addr[i] == (byte) 0x00) {

          when {
            domainName.equals(HOSTNAME_THAT_ONLY_THE_PROXY_KNOWS, ignoreCase = true) -> {
              InetAddress.getByName("localhost")
            }
            else -> InetAddress.getByName(domainName)
          }
        }

        else -> throw ProtocolException("unsupported address type: $addressType")
      }

    }

    @Test
    @DisplayName("Should get InetAddress property with default value")
    void testGetInetAddressWithDefault() throws UnknownHostException {
        InetAddress localhost = InetAddress.getByName("localhost");
        InetAddress defaultAddress = InetAddress.getByName("127.0.0.1");
        assertEquals(localhost, Config.getInetAddress(testProperties, "test.host", null));

   *
   * @param address the InetAddress to decrement
   * @return a new InetAddress that is one less than the passed in address
   * @throws IllegalArgumentException if InetAddress is at the beginning of its range
   * @since 18.0
   */
  public static InetAddress decrement(InetAddress address) {
    byte[] addr = address.getAddress();
    int i = addr.length - 1;
    while (i >= 0 && addr[i] == (byte) 0x00) {

    }

    @Test
    @DisplayName("toInetAddress should return valid InetAddress")
    void testToInetAddressContract() throws UnknownHostException {
        // Given
        InetAddress expectedInetAddress = InetAddress.getByName("127.0.0.1");
        when(mockAddress.toInetAddress()).thenReturn(expectedInetAddress);

        // When
        InetAddress inetAddress = mockAddress.toInetAddress();

        // Then

    @Test
    void testGetHealthyChannels() throws UnknownHostException {
        assertTrue(channelManager.getHealthyChannels().isEmpty());

        // Add a healthy channel manually for testing
        InetAddress addr = InetAddress.getByName("192.168.1.100");
        NetworkInterfaceInfo localInterface = new NetworkInterfaceInfo(addr, 1000);
        NetworkInterfaceInfo remoteInterface = new NetworkInterfaceInfo(addr, 1000);

    host: String,
    port: Int,
    localHost: InetAddress,
    localPort: Int,
  ): Socket = TODO("Not yet implemented")

  override fun createSocket(
    host: InetAddress,
    port: Int,
  ): Socket = TODO("Not yet implemented")

  override fun createSocket(
    address: InetAddress,
    port: Int,
    localAddress: InetAddress,
    localPort: Int,
  ): Socket = TODO("Not yet implemented")

        assertEquals(WitnessNotification.WITNESS_RESOURCE_STATE_UNKNOWN, notification.getFlags());
    }

    @Test
    void testAddIPAddresses() throws Exception {
        InetAddress ipv4 = InetAddress.getByName("192.168.1.100");
        InetAddress ipv6 = InetAddress.getByName("2001:db8::1");

        notification.addNewIPAddress(ipv4);
        notification.addNewIPAddress(ipv6);
        notification.addOldIPAddress(ipv4);

 */
@ExtendWith(MockitoExtension.class)
class NetworkInterfaceInfoTest {

    private InetAddress testAddress;
    private InetAddress loopbackAddress;

    @BeforeEach
    void setUp() throws UnknownHostException {
        testAddress = InetAddress.getByName("192.168.1.100");
        loopbackAddress = InetAddress.getLoopbackAddress();
    }

    @Test
    void testConstructor() {