* @return the filesystem info cast to the specified type
     * @throws CIFSException if the information cannot be cast to the specified type
     */
    @SuppressWarnings("unchecked")
    public <T extends FileSystemInformation> T getInfo(final Class<T> clazz) throws CIFSException {
        if (!clazz.isAssignableFrom(this.info.getClass())) {
            throw new CIFSException("Incompatible file information class");
        }

     * @param data the raw PAC data bytes
     * @param keys map of Kerberos keys for signature validation
     * @throws PACDecodingException if the PAC data is malformed or signature validation fails
     */
    public Pac(byte[] data, Map<Integer, KerberosKey> keys) throws PACDecodingException {
        byte[] checksumData = data.clone();
        try {

        when(mockRequest.getTreeId()).thenReturn(123);

        // Should throw NoAvailableChannelException when no healthy channels
        assertThrows(ChannelLoadBalancer.NoAvailableChannelException.class, () -> loadBalancer.selectChannel(mockRequest),
                "Should throw exception when no healthy channels available");
    }

     *
     * @param key the feature key
     * @param value the feature value
     * @throws CrawlerSystemException if key or value is null
     */
    public void addFeature(final String key, final String value) {
        if (StringUtil.isBlank(key) || StringUtil.isBlank(value)) {
            throw new CrawlerSystemException("key or value is null.");
        }

        featureMap.put(key, value);
    }

        keyManager.storeSessionKey("session", testKey, "AES");

        keyManager.close();
        keyManager.close(); // Should not throw

        assertEquals(0, keyManager.getKeyCount(), "Should have no keys after close");
    }

    @Test
    public void testAutoCloseable() throws Exception {
        try (SecureKeyManager manager = new SecureKeyManager()) {
            manager.storeSessionKey("auto-session", testKey, "AES");

        assertTrue(bytesWritten > 68); // Should be larger due to scope
    }

    @Test
    @DisplayName("readTrailerWireFormat should read complete packet data")
    void testReadTrailerWireFormatSuccess() throws IOException {
        SessionRequestPacket writePacket =
                new SessionRequestPacket(mockConfig, new TestNetbiosName("SERVER", 0x20, null), new TestNetbiosName("CLIENT", 0x00, null));

     * errors by throwing an {@link Exception}. Error conditions should provide
     * sufficient detail to aid troubleshooting.</p>
     *
     * @throws Exception if any issue occurs that prevents the successful execution
     *                   of the Mojo
     */
    void execute() throws Exception;

            fail("Should throw IllegalArgumentException");
        } catch (IllegalArgumentException e) {
            assertEquals("name or dataStore is null.", e.getMessage());
        }
    }

    // Test add method with both null parameters
    public void test_add_bothNull() {
        try {
            dataStoreFactory.add(null, null);
            fail("Should throw IllegalArgumentException");

     *
     * @param defaultEncoding the default encoding to set
     * @throws IllegalArgumentException if the default encoding is blank
     */
    public void setDefaultEncoding(final String defaultEncoding) {
        if (StringUtil.isBlank(defaultEncoding)) {
            throw new IllegalArgumentException("Default encoding must not be blank.");
        }
        this.defaultEncoding = defaultEncoding;

    @DisplayName("Constructor: invalid mode throws IllegalArgumentException")
    void constructor_invalidMode_throws() {
        SmbFile file = mock(SmbFile.class);
        assertThrows(IllegalArgumentException.class, () -> new SmbRandomAccessFile(file, "badmode"));
    }

    @Test
    @DisplayName("open(): acquires and releases handle (no I/O)")
    void open_acquiresAndReleasesHandle() throws Exception {