request.setOffset(1000L);
            request.setRemainingBytes(500);
            request.setWriteFlags(0x01);

            // Update parameters
            request.setData(new byte[200], 0, 200);
            request.setOffset(2000L);
            request.setRemainingBytes(1000);
            request.setWriteFlags(0x02);

            // Update file ID
            byte[] newFileId = new byte[16];

     * .
     */
    @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

    // error classes
    /** Success status code */
    public static final int SUCCESS = 0;
    /** Name service error class */
    public static final int ERR_NAM_SRVC = 0x01;
    /** Session service error class */
    public static final int ERR_SSN_SRVC = 0x02;

    // name service error codes
    /** Format error in the name service */
    public static final int FMT_ERR = 0x1;
    /** Server error in the name service */

        // Verify results is now set (even if empty)
        assertNotNull(response.getResults());
    }

    @ParameterizedTest
    @CsvSource({ "0x01, FILE_DIRECTORY_INFO", "0x02, FILE_FULL_DIRECTORY_INFO", "0x03, FILE_BOTH_DIRECTORY_INFO" })
    @DisplayName("Test constructor with different info class constants")
    void testConstructorWithDifferentInfoClasses(byte infoClass, String description) {

        }
    }

    public void test_createResponseBodyFile_binaryContent() throws Exception {
        // Test with binary content
        byte[] binaryData = new byte[] { 0x00, 0x01, 0x02, (byte) 0xFF, (byte) 0xFE, (byte) 0xFD };

        ResponseData responseData = new ResponseData() {
            @Override
            public InputStream getResponseBody() {

            buffer[i] = (byte) (i * 2);
        }

        // Mock number of links (4 bytes)
        buffer[16] = 0x01;
        buffer[17] = 0x00;
        buffer[18] = 0x00;
        buffer[19] = 0x00;

        // Mock delete pending and directory flags
        buffer[20] = 0x00;
        buffer[21] = 0x00;

        return buffer;
    }

    private byte[] createMockFileInternalInfoBuffer() {

        byte[] src = new byte[200];
        // Setup minimal valid header
        src[0] = 0x00;
        src[1] = 0x01; // Transaction ID
        src[2] = 0x00; // Flags
        src[3] = 0x00; // Flags
        src[4] = 0x00;
        src[5] = 0x01; // Question count

        // Act
        int result = nodeStatusRequest.readWireFormat(src, 0);

        // Assert

    }

    @Test
    public void testToStringContainsCount() {
        // Little-endian: count = 512 (0x0200)
        byte[] buf = new byte[12];
        buf[0] = 0x00;
        buf[1] = 0x02; // count = 512 in little-endian
        resp.readParameterWordsWireFormat(buf, 0);
        String str = resp.toString();
        assertTrue(str.contains("count=512"), "toString should include numeric count");
    }

            java.lang.reflect.Field flagsField = jcifs.dcerpc.DcerpcMessage.class.getDeclaredField("flags");
            flagsField.setAccessible(true);
            assertEquals(0x01 | 0x02, flagsField.get(msrpcSamrOpenAlias),
                    "flags should be initialized to DCERPC_FIRST_FRAG | DCERPC_LAST_FRAG");
        } catch (NoSuchFieldException | IllegalAccessException e) {

        assertEquals(SmbComTransaction.SMB_COM_TRANSACTION, resp1.getCommand());

        // Test with NT_TRANSACT command
        TestSmbComTransactionResponse resp2 =
                new TestSmbComTransactionResponse(mockConfig, SmbComTransaction.SMB_COM_NT_TRANSACT, (byte) 0x02);
        assertEquals(SmbComTransaction.SMB_COM_NT_TRANSACT, resp2.getCommand());