* .
     */
    @Test
    public void testToBinary() {
        assertThat(BinaryConversionUtil.toBinary(null), nullValue());
        final byte[] b = { 0x00, 0x01 };
        assertThat(BinaryConversionUtil.toBinary(b), is(b));
        assertThat(BinaryConversionUtil.toBinary("hoge"), is("hoge".getBytes()));
    }

    /**
     * Test method for

            mockedCrypto.when(Crypto::getMD5).thenReturn(mockMd5);
            HMACT64 hmac = new HMACT64(TEST_KEY);
            hmac.engineUpdate((byte) 0x01);
            verify(mockMd5, times(1)).update((byte) 0x01);
        }
    }

    @Test
    void testEngineUpdateByteArray() throws NoSuchAlgorithmException {
        // Test engineUpdate(byte[] input, int offset, int len)

            SMBUtil.writeInt8(500, buffer1, 48);
            SMBUtil.writeInt4(0x01, buffer1, 56);

            response.readBytesWireFormat(buffer1, 0);

            assertEquals(1, response.getCloseFlags());
            assertEquals(1000, response.getAllocationSize());
            assertEquals(500, response.getEndOfFile());
            assertEquals(0x01, response.getFileAttributes());

            // Second read with different values

        // Assert
        assertEquals(expectedFlags, queryPolicy.getFlags());
        // Binary check for individual flags
        assertEquals(0x03, queryPolicy.getFlags()); // 0x01 | 0x02 = 0x03
    }

    @Test
    void getOpnum_shouldReturnCorrectValue() {
        // Arrange
        short level = 1;

        // Test successful reading of 6 bytes from the input stream.
        // The content of these bytes is not critical for this test, only that 6 bytes are read.
        byte[] data = { 0x01, 0x02, 0x03, 0x04, 0x05, 0x06 }; // Sample 6 bytes
        ByteArrayInputStream bais = new ByteArrayInputStream(data);
        SessionRetargetResponsePacket packet = new SessionRetargetResponsePacket();

        writeInt2(this.nameTrnId, dst, dstIndex);
        dst[dstIndex + OPCODE_OFFSET] = (byte) ((this.isResponse ? 0x80 : 0x00) + (this.opCode << 3 & 0x78)
                + (this.isAuthAnswer ? 0x04 : 0x00) + (this.isTruncated ? 0x02 : 0x00) + (this.isRecurDesired ? 0x01 : 0x00));
        dst[dstIndex + OPCODE_OFFSET + 1] =

        final int start = dstIndex;
        writeInt2(nameTrnId, dst, dstIndex);
        dst[dstIndex + OPCODE_OFFSET] = (byte) ((isResponse ? 0x80 : 0x00) + (opCode << 3 & 0x78) + (isAuthAnswer ? 0x04 : 0x00)
                + (isTruncated ? 0x02 : 0x00) + (isRecurDesired ? 0x01 : 0x00));
        dst[dstIndex + OPCODE_OFFSET + 1] = (byte) ((isRecurAvailable ? 0x80 : 0x00) + (isBroadcast ? 0x10 : 0x00) + (resultCode & 0x0F));

    @Test
    @DisplayName("Test constructor initialization with command and subcommand")
    void testConstructorWithCommandAndSubcommand() {
        byte command = (byte) 0x25;
        byte subcommand = (byte) 0x01;
        TestSmbComTransactionResponse resp = new TestSmbComTransactionResponse(mockConfig, command, subcommand);
        assertNotNull(resp);
        assertEquals(command, resp.getCommand());

     */
    public static final int FSCTL_QUERY_NETWORK_INTERFACE_INFO = 0x001401FC;

    /**
     * SMB2 session flag indicating channel binding
     */
    public static final int SMB2_SESSION_FLAG_BINDING = 0x01;

    /**
     * Size of network interface info structure in bytes
     */
    public static final int NETWORK_INTERFACE_INFO_SIZE = 152;

        }
    }

    @Test
    @DisplayName("Test setInfoType method")
    void testSetInfoType() {
        request = new Smb2SetInfoRequest(mockConfig);
        byte testInfoType = (byte) 0x01;

        request.setInfoType(testInfoType);

        // Verify info type was set
        Field infoTypeField;
        try {
            infoTypeField = Smb2SetInfoRequest.class.getDeclaredField("infoType");