// Test different sizes
        assertEquals("00", Hexdump.toHexString(0, 2));
        assertEquals("FF", Hexdump.toHexString(255, 2));
        assertEquals("1234", Hexdump.toHexString(0x1234, 4));
    }

    @Test
    @DisplayName("Should convert long to hex string with padding")
    void testLongToHexString() {
        // Test various long values

    }

    @Test
    void constructor_shouldThrowSmbExceptionOnRpcError() throws IOException {
        // Arrange
        String server = "testServer";
        int access = 123;
        int errorCode = 12345;

        doAnswer(invocation -> {
            MsrpcLsarOpenPolicy2 rpc = invocation.getArgument(0);
            rpc.retval = errorCode; // Simulate RPC error
            return null;

    <name>formatDuration</name>
    <function-class>org.codelibs.fess.taglib.FessFunctions</function-class>
    <function-signature>java.lang.String formatDuration(long)</function-signature>
    <example>
      ${fe:formatDuration(1234)}
    </example>
  </function>

  <function>
    <description>
      Returns formatted date from a given value.
    </description>
    <name>formatDate</name>

            this.sessionKey = new byte[] { 1, 2, 3, 4 };
        }

        public TestDcerpcHandle(CIFSContext tc, DcerpcBinding binding) {
            super(tc, binding);
            this.localTransportContext = tc;
            this.server = "test_server";
            this.serverWithDfs = "test_server_dfs";
            this.sessionKey = new byte[] { 1, 2, 3, 4 };
        }

        @Override

        private void useContext(SSPContext ctx) throws Exception {
            ctx.getSigningKey();
            ctx.isEstablished();
            ctx.initSecContext(new byte[] { 1, 2, 3 }, 1, 1);
            ctx.getNetbiosName();
            ctx.isSupported(new ASN1ObjectIdentifier("1.2.3"));
            ctx.isPreferredMech(new ASN1ObjectIdentifier("1.2.3"));
            ctx.getFlags();

        assertArrayEquals(payload1, message.getRawPayload(), "getRawPayload should return the set payload");

        // Set another payload and verify
        byte[] payload2 = new byte[] { 1, 2, 3, 4, 5 };
        message.setRawPayload(payload2);
        assertArrayEquals(payload2, message.getRawPayload(), "getRawPayload should return the updated payload");

        // Set null payload and verify

    }

    /**
     * Test writeBytesWireFormat writes data correctly
     */
    @Test
    public void testWriteBytesWireFormat() {
        // Arrange
        byte[] data = { 1, 2, 3, 4, 5 };
        SmbComWrite write = new SmbComWrite();
        write.setParam(0, 0L, 0, data, 1, 3); // Write bytes 2,3,4
        byte[] dst = new byte[10];

        // Act

    }

    @Test
    @DisplayName("Test createCancel method returns SmbComNtCancel")
    void testCreateCancel() {
        // Set a MID for the transaction
        transaction.setMid(12345);

        // Create cancel request
        CommonServerMessageBlockRequest cancelRequest = transaction.createCancel();

        // Verify it returns an SmbComNtCancel instance
        assertNotNull(cancelRequest);

        authElementVector.add(new DERTaggedObject(0, new ASN1Integer(999))); // ad-type
        authElementVector.add(new DERTaggedObject(1, new DEROctetString(new byte[] { 1, 2, 3, 4 })));
        authDataVector.add(new DERSequence(authElementVector));
        vector.add(new DERTaggedObject(10, new DERSequence(authDataVector)));

        DERSequence sequence = new DERSequence(vector);

        // Arrange
        WriterThread w = new WriterThread();
        SmbFileOutputStream out = mock(SmbFileOutputStream.class);
        byte[] payload = new byte[] { 1, 2, 3, 4 };

        w.start();

        // Wait until writer thread signals readiness
        synchronized (w) {
            long deadline = System.currentTimeMillis() + 2000;