*/
    protected void setSubject(Subject subject) {
        this.subject = subject;
    }

    @Override
    public void refresh() throws CIFSException {
        // custom Kerb5Authenticators need to override this method for support
        throw new SmbUnsupportedOperationException("Refreshing credentials is not supported by this authenticator");
    }

    @Override
    public Kerb5Authenticator clone() {

        normalizedPath = noUncValidator.validatePath("////server//share");
        assertEquals("\\server\\share", normalizedPath);

        // To properly test UNC rejection, we would need to fix the normalization logic
        // to preserve the leading double backslash for UNC paths
    }

    @Test
    public void testInvalidUncPath() throws Exception {

                fos = new FileOutputStream(newFile);
                writer = new BufferedWriter(new OutputStreamWriter(fos, Constants.UTF_8));
                fos = null; // Successfully wrapped, no need to close explicitly
            } catch (final Exception e) {
                if (fos != null) {
                    try {
                        fos.close();
                    } catch (final IOException ioe) {

        }

        @Test
        @DisplayName("Should decode minimum buffer size")
        void testDecodeMinimumBufferSize() throws SMBProtocolDecodingException {
            byte[] buffer = new byte[12]; // Exact size needed
            SMBUtil.writeInt4(3, buffer, 0);
            SMBUtil.writeInt4(4096, buffer, 4);
            SMBUtil.writeInt4(12288, buffer, 8);

            int bytesDecoded = response.decode(buffer, 0, buffer.length);

            // Clean up temporary directory
            deleteDirectory(tempDir);
        }
    }

    @BeforeEach
    void setupTest() throws Exception {
        // No specific setup needed - tests will create their own files
        log.debug("Test setup completed");
    }

    @AfterEach
    void cleanupTest() throws Exception {
        // Simple cleanup between tests
        try {

        TreeConnectResponse response = null;
        try (SmbSessionImpl sess = getSession(); SmbTransportImpl transport = sess.getTransport()) {
            synchronized (transport) {

                // this needs to be done before the reference to the remote hostname later
                transport.ensureConnected();

                if (waitForState(transport) == 2) {
                    // already connected

    @Test
    @DisplayName("Should handle offset exceeding buffer")
    void testOffsetExceedsBuffer() {
        // Given
        byte[] buffer = new byte[20];
        int offset = 10; // Only 10 bytes remaining, need 16
        SMBUtil.writeInt2(16, buffer, offset); // Write valid structure size

        // When & Then - Will throw SMBProtocolDecodingException when trying to read beyond buffer

        assertArrayEquals(newFileId, copiedFileId);
    }

    @Test
    @DisplayName("Test edge case with minimum buffer size")
    void testMinimumBufferSize() {
        byte[] buffer = new byte[24]; // Exact size needed

        int written = request.writeBytesWireFormat(buffer, 0);

        assertEquals(24, written);
        assertEquals(24, SMBUtil.readInt2(buffer, 0));
    }

    @Test

        /*
         * The Filter can only work with NTLMv1 as it uses a man-in-the-middle
         * technique that NTLMv2 specifically thwarts. A real NTLM Filter would
         * need to do a NETLOGON RPC that JCIFS will likely never implement
         * because it requires a lot of extra crypto not used by CIFS.
         */
        p.setProperty("jcifs.smb.lmCompatibility", "0");

    //                                                                              ======
    // to suppress unexpected override by sub-class
    // you should remove the 'final' if you need to override this
    /**
     * Hook method called before action execution.
     * This method refreshes the user information if a user is logged in
     * and delegates to the view helper's action hook.
     *