dst[start + ANDX_RESERVED_OFFSET] = (byte) 0x00;
        andxOffset = dstIndex - headerStart;
        writeInt2(andxOffset, dst, start + ANDX_OFFSET_OFFSET);

        andx.useUnicode = useUnicode;
        if (andx instanceof AndXServerMessageBlock) {

            /*
             * A word about communicating header info to andx smbs
             *

    @DisplayName("Should parse boolean properties correctly")
    void testBooleanProperties() throws CIFSException {
        // Given
        Properties props = new Properties();
        props.setProperty("jcifs.smb.client.useUnicode", "true");
        props.setProperty("jcifs.smb.client.disablePlainTextPasswords", "false");
        props.setProperty("jcifs.util.loglevel", "1");

        // When

    void send(final ServerMessageBlock request, final ServerMessageBlock response) throws SmbException {

        connect(); /* must negotiate before we can test flags2, useUnicode, etc */

        request.flags2 |= flags2;
        request.useUnicode = useUnicode;
        request.response = response; /* needed by sign */
        if (request.digest == null) {
            request.digest = digest; /* for sign called in encode */

    void testWriteBytesWireFormat() {
        // Assuming path is ASCII and does not use unicode
        String dirName = "\testDir";
        SmbComDeleteDirectory sdd = new SmbComDeleteDirectory(dirName);
        sdd.useUnicode = false;
        // format byte + path + null terminator
        byte[] expected = new byte[1 + dirName.length() + 1];
        expected[0] = 0x04; // buffer format

    protected SecureRandom random;
    /** Whether to use command batching for improved performance */
    protected boolean useBatching = false;
    /** Whether to use Unicode encoding for strings */
    protected boolean useUnicode = true;
    /** Force use of Unicode encoding regardless of negotiation */
    protected boolean forceUnicode = false;
    /** Whether SMB signing is preferred but not required */
    protected boolean signingPreferred = false;

        byte[] dst = new byte[100];
        smbComRename = new SmbComRename(config, oldFileName, newFileName);

        // Set unicode to false
        Field useUnicodeField = ServerMessageBlock.class.getDeclaredField("useUnicode");
        useUnicodeField.setAccessible(true);
        useUnicodeField.setBoolean(smbComRename, false);

        int dstIndex = 0;

        // When

    /** Whether to use Unicode strings */
    boolean USE_UNICODE = Config.getBoolean("jcifs.smb1.smb.client.useUnicode", true);
    /** Whether to force Unicode usage */
    boolean FORCE_UNICODE = Config.getBoolean("jcifs.smb1.smb.client.useUnicode", false);
    /** Whether to use NT status codes */

        final int start = dstIndex;

        dst[dstIndex] = (byte) 0x04;
        dstIndex++;
        dstIndex += writeString(oldFileName, dst, dstIndex);
        dst[dstIndex++] = (byte) 0x04;
        if (useUnicode) {
            dst[dstIndex++] = (byte) '\0';
        }
        dstIndex += writeString(newFileName, dst, dstIndex);

        return dstIndex - start;
    }

    @Override

        }

        return dstIndex - start;
    }

    @Override
    int writeBytesWireFormat(final byte[] dst, int dstIndex) {
        final int start = dstIndex;

        if (useUnicode) {
            dst[dstIndex] = (byte) '\0';
            dstIndex++;
        }
        dstIndex += writeString(path, dst, dstIndex);

        return dstIndex - start;
    }

    @Override

            return 0;
        }
        bufferIndex += len + 1;
        // win98 observed not returning nativeFileSystem
        /* Problems here with iSeries returning ASCII even though useUnicode = true
         * Fortunately we don't really need nativeFileSystem for anything.
        if( byteCount > bufferIndex - start ) {
            nativeFileSystem = readString( buffer, bufferIndex );