}

    @Test
    @DisplayName("Test with large data")
    void testWithLargeData() {
        // Given
        byte[] largeData = new byte[1000];
        Arrays.fill(largeData, (byte) 0x42);
        transCallNamedPipe = new TransCallNamedPipe(mockConfig, TEST_PIPE_NAME, largeData, 0, largeData.length);
        byte[] dst = new byte[2000];

        // When

    }

    @Test
    void testWriteHeaderReadHeader() {
        byte[] buffer = new byte[32];
        smb.command = ServerMessageBlock.SMB_COM_NEGOTIATE;
        smb.flags = (byte) 0x18;
        smb.flags2 = 0x0001;
        smb.tid = 1;
        smb.pid = 2;
        smb.uid = 3;
        smb.mid = 4;

        smb.writeHeaderWireFormat(buffer, 0);

            // Share flags (DFS)
            buffer[4] = 0x01;
            buffer[5] = 0x00;
            buffer[6] = 0x00;
            buffer[7] = 0x00;
            // Capabilities (DFS)
            buffer[8] = 0x08;
            buffer[9] = 0x00;
            buffer[10] = 0x00;
            buffer[11] = 0x00;
            // Maximal access
            buffer[12] = (byte) 0xFF;
            buffer[13] = 0x01;

        assertEquals(0x4, Smb2ChangeNotifyRequest.FILE_NOTIFY_CHANGE_ATTRIBUTES);
        assertEquals(0x8, Smb2ChangeNotifyRequest.FILE_NOTIFY_CHANGE_SIZE);
        assertEquals(0x10, Smb2ChangeNotifyRequest.FILE_NOTIFY_CHANGE_LAST_WRITE);
        assertEquals(0x20, Smb2ChangeNotifyRequest.FILE_NOTIFY_CHANGE_LAST_ACCESS);
        assertEquals(0x40, Smb2ChangeNotifyRequest.FILE_NOTIFY_CHANGE_CREATION);

        // maxNumberVcs
        buffer[bufferIndex++] = 1;
        buffer[bufferIndex++] = 0;
        // maxBufferSize
        buffer[bufferIndex++] = (byte) 0x00;
        buffer[bufferIndex++] = (byte) 0x40;
        buffer[bufferIndex++] = 0;
        buffer[bufferIndex++] = 0;
        // maxRawSize
        buffer[bufferIndex++] = (byte) 0x00;
        buffer[bufferIndex++] = (byte) 0x10;
        buffer[bufferIndex++] = 0;

        assertNotNull(response);
        // The command is not set in the constructor, defaults to 0
        assertEquals(0, response.getCommand());
        // The subcommand should be TRANS2_SET_FILE_INFORMATION (0x08)
        assertEquals(SmbComTransaction.TRANS2_SET_FILE_INFORMATION, response.getSubCommand());
    }

    @Test
    @DisplayName("Test constructor with mock configuration")
    void testConstructorWithMockConfig() {

    bytesIn.writeByte(0x3F) // Dynamic table size update (size = 110).
    bytesIn.writeByte(0x4F)
    bytesIn.writeByte(0x40) // Literal indexed
    bytesIn.writeByte(0x0a) // Literal name (len = 10)
    bytesIn.writeUtf8("custom-foo")
    bytesIn.writeByte(0x0d) // Literal value (len = 13)
    bytesIn.writeUtf8("custom-header")
    bytesIn.writeByte(0x40) // Literal indexed
    bytesIn.writeByte(0x0a) // Literal name (len = 10)

    private byte[] testData;

    @BeforeEach
    void setUp() {
        MockitoAnnotations.openMocks(this);
        testData = new byte[] { 0x01, 0x02, 0x03, 0x04, 0x05, 0x06, 0x07, 0x08 };
    }

    @Test
    @DisplayName("Test sign method with valid parameters")
    void testSignWithValidParameters() {
        // Arrange
        int offset = 0;
        int length = testData.length;

	if err != nil {
		return
	}
	err = en.WriteString(z.Bucket)
	if err != nil {
		err = msgp.WrapError(err, "Bucket")
		return
	}
	// write "pfx"
	err = en.Append(0xa3, 0x70, 0x66, 0x78)
	if err != nil {
		return
	}
	err = en.WriteString(z.Prefix)
	if err != nil {
		err = msgp.WrapError(err, "Prefix")
		return
	}
	// write "obj"
	err = en.Append(0xa3, 0x6f, 0x62, 0x6a)

        int readDataAvailable = 100;
        int numberOfMessages = 2;
        int messageLength = 50;
        byte[] testData = { 0x01, 0x02, 0x03, 0x04, 0x05, 0x06, 0x07, 0x08 };

        // Write values to buffer
        SMBUtil.writeInt4(namedPipeState, buffer, bufferIndex);
        SMBUtil.writeInt4(readDataAvailable, buffer, bufferIndex + 4);