assertTrue(digest.called, "sign() should be called during encode");
        assertEquals(len, digest.lastLength);
    }

    @Test
    @DisplayName("writeAndXWireFormat without andx writes 0xFF and sentinel offset")
    void testWriteAndXWireFormatWithoutAndx() {
        DummyAndXBlock block = new DummyAndXBlock();
        byte[] buf = new byte[128];
        int n = block.writeAndXWireFormat(buf, 0);

 * that are important in the context of using jCIFS. They are:
 *
 * <ul>
 * <li><code>CallNamedPipe</code> A message-type pipe call that opens,
 * writes to, reads from, and closes the pipe in a single operation.
 * <li><code>TransactNamedPipe</code> A message-type pipe call that
 * writes to and reads from an existing pipe descriptor in one operation.
 * <li><code>CreateFile</code>, <code>ReadFile</code>,

     *
     * <p>This method processes the image content associated with the thumbnail ID,
     * validates the image format, applies scaling and cropping transformations,
     * and writes the resulting thumbnail to the output file.</p>
     *
     * @param thumbnailId the unique identifier for the thumbnail
     * @param outputFile the file where the generated thumbnail will be saved

        return 0;
    }

    /**
     * Writes setup data in wire format
     * @param dst destination buffer
     * @param dstIndex starting index in destination buffer
     * @return number of bytes written
     */
    protected abstract int writeSetupWireFormat(byte[] dst, int dstIndex);

    /**
     * Writes parameters in wire format
     * @param dst destination buffer

                }
                throw new DictionaryException("Failed to write a userDict file.", e);
            }
            item = newItem;
        }

        /**
         * Writes a protwords item to the temporary file.
         * @param oldItem the item to write
         * @return the written item or null if deleted
         */
        public ProtwordsItem write(final ProtwordsItem oldItem) {

 * that are important in the context of using jCIFS. They are:
 *
 * <ul>
 * <li> <code>CallNamedPipe</code> A message-type pipe call that opens,
 *      writes to, reads from, and closes the pipe in a single operation.
 * <li> <code>TransactNamedPipe</code> A message-type pipe call that
 *      writes to and reads from an existing pipe descriptor in one operation.
 * <li> <code>CreateFile</code>, <code>ReadFile</code>,

        // Assert
        assertEquals(expected, actual, "size() must be 8-byte aligned");
    }

    @ParameterizedTest
    @ValueSource(ints = { 0, 1, 5 })
    @DisplayName("writeBytesWireFormat writes StructureSize=4 and Reserved=0 at given offset")
    void writeBytesWireFormat_writesExpectedValuesAtOffset(int offset) {
        // Arrange
        Smb2LogoffRequest req = newRequest();

        byte[] dst = new byte[2];
        int written = instance.writeParameterWordsWireFormat(dst, 0);
        assertEquals(2, written, "writeParameterWordsWireFormat should write exactly 2 bytes");
        // SMBUtil.writeInt2 writes the low byte first (little‑endian)
        assertEquals((byte) (TEST_SID & 0xFF), dst[0]);
        assertEquals((byte) ((TEST_SID >> 8) & 0xFF), dst[1]);
    }

    @Test
    void testNegativeSidWrapsCorrectly() {

        when(mockConfig.getOemEncoding()).thenReturn("windows-1252");
        cmd = new SmbComQueryInformation(mockConfig, "testfile.txt");
    }

    @Test
    @DisplayName("writeBytesWireFormat writes the command byte followed by the null terminated string")
    void testWriteBytesWireFormatHappy() throws UnsupportedEncodingException {
        byte[] buffer = new byte[50];
        int used = cmd.writeBytesWireFormat(buffer, 0);

	} SamrGroupAttrs;

	typedef struct {
		uint32_t rid;
		SamrGroupAttrs attributes;
	} SamrRidWithAttribute;

	typedef struct {
		uint32_t count;
		[size_is(count)] SamrRidWithAttribute *rids;
	} SamrRidWithAttributeArray;