@Test
    @DisplayName("Should handle null hostname in getByName")
    void testGetByNameWithNull() {
        // When/Then
        assertThrows(UnknownHostException.class, () -> {
            nameServiceClient.getByName(null);
        }, "Should throw UnknownHostException for null hostname");
    }

    @Test
    @DisplayName("Should handle empty hostname in getByName")
    void testGetByNameWithEmpty() {
        // When/Then

        InetAddress[] defaultArray = { InetAddress.getByName("0.0.0.0") };

        InetAddress[] result = Config.getInetAddressArray(testProperties, "test.hosts", ",", defaultArray);
        assertEquals(2, result.length);
        assertEquals(InetAddress.getByName("localhost"), result[0]);
        assertEquals(InetAddress.getByName("127.0.0.1"), result[1]);

        // Use getByName to trigger populate
        assertNotNull(lmhosts.getByName("HOST1", mockContext));
        assertNotNull(lmhosts.getByName("HOST2", mockContext));
        assertNotNull(lmhosts.getByName("HOST3", mockContext));
        assertNotNull(lmhosts.getByName("HOST4", mockContext));
    }

    @Test

    }

    @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);

        private NbtAddress nbtAddress2;

        @BeforeEach
        void setup() throws UnknownHostException {
            inetAddress1 = InetAddress.getByName("192.168.1.1");
            inetAddress2 = InetAddress.getByName("192.168.1.2");
            nbtAddress1 = mock(NbtAddress.class);
            nbtAddress2 = mock(NbtAddress.class);
        }

        @Test

        getByName("${prefix}TestRuntimeClasspath") {
            if (platformImplementation != null) {
                extendsFrom(platformImplementation)
            }
        }
        if (platformImplementation != null) {
            getByName("${prefix}TestCompileClasspath") {
                extendsFrom(getByName("platformImplementation"))
            }
        }

     * <code>getByName</code> methods can be used for that.
     *
     * @param host hostname to resolve
     * @return the resolved NetBIOS address
     * @throws java.net.UnknownHostException if there is an error resolving the name
     */

    public static NbtAddress getByName(final String host) throws UnknownHostException {
        return getByName(host, 0x00, null);
    }

    /**

        when(nameServiceClient.getByName(hostname, possibleNTDomainOrWorkgroup)).thenReturn(expectedAddress);

        // Act
        Address actualAddress = nameServiceClient.getByName(hostname, possibleNTDomainOrWorkgroup);

        // Assert
        assertNotNull(actualAddress);
        assertEquals(expectedAddress, actualAddress);
        verify(nameServiceClient, times(1)).getByName(hostname, possibleNTDomainOrWorkgroup);

     * @param host the hostname to resolve
     * @return the resolved NbtAddress or null if not found
     */

    public synchronized static NbtAddress getByName(final String host) {
        return getByName(new Name(host, 0x20, null));
    }

    synchronized static NbtAddress getByName(final Name name) {
        NbtAddress result = null;

        try {
            if (FILENAME != null) {

     * @return the resolved UniAddress
     * @throws UnknownHostException if the host cannot be resolved
     */
    public static UniAddress getByName(final String hostname) throws UnknownHostException {
        return getByName(hostname, false);
    }

    static boolean isDotQuadIP(final String hostname) {
        if (hostname != null && hostname.length() > 0 && Character.isDigit(hostname.charAt(0))) {