assertEquals(4, written, "Should report 4 bytes written");
        // StructureSize (2 bytes, LE) == 4
        assertEquals(4, SMBUtil.readInt2(buf, offset));
        // Reserved (2 bytes, LE) == 0
        assertEquals(0, SMBUtil.readInt2(buf, offset + 2));
    }

    @Test
    @DisplayName("writeBytesWireFormat throws when buffer too small")
    void writeBytesWireFormat_throwsIfInsufficientSpace() {

        if (this.wordCount == 0) {
            return 0;
        }
        this.fileAttributes = SMBUtil.readInt2(buffer, bufferIndex);
        bufferIndex += 2;
        this.lastWriteTime = SMBUtil.readUTime(buffer, bufferIndex);
        bufferIndex += 4;
        this.fileSize = SMBUtil.readInt4(buffer, bufferIndex);
        return 20;
    }

    @Override

            /*
             * these fields are common to all andx commands
             * so let's populate them here
             */

            andxCommand = buffer[bufferIndex];
            andxOffset = readInt2(buffer, bufferIndex + 2);

            if (andxOffset == 0) { /* Snap server workaround */
                andxCommand = (byte) 0xFF;
            }

            /*

    int writeBytesWireFormat(final byte[] dst, final int dstIndex) {
        return 0;
    }

    @Override
    int readParameterWordsWireFormat(final byte[] buffer, final int bufferIndex) {
        count = readInt2(buffer, bufferIndex) & 0xFFFFL;
        return 8;
    }

    @Override
    int readBytesWireFormat(final byte[] buffer, final int bufferIndex) {
        return 0;
    }

    @Override

     */
    @Override
    protected int readBytesWireFormat(final byte[] buffer, final int bufferIndex) throws SMBProtocolDecodingException {
        final int structureSize = SMBUtil.readInt2(buffer, bufferIndex);
        if (structureSize != 4) {
            throw new SMBProtocolDecodingException("Expected structureSize = 4");
        }
        return 4;
    }

     */
    @Override
    protected int readBytesWireFormat(final byte[] buffer, final int bufferIndex) throws SMBProtocolDecodingException {
        final int structureSize = SMBUtil.readInt2(buffer, bufferIndex);
        if (structureSize != 4) {
            throw new SMBProtocolDecodingException("Structure size != 4");
        }

        return 4;
    }

        bufferIndex += 4; // skip idFileSystem

        info.sectPerAlloc = readInt4(buffer, bufferIndex);
        bufferIndex += 4;

        info.alloc = readInt4(buffer, bufferIndex);
        bufferIndex += 4;

        info.free = readInt4(buffer, bufferIndex);
        bufferIndex += 4;

        info.bytesPerSect = readInt2(buffer, bufferIndex);
        bufferIndex += 4;

        this.info = info;

        bufferIndex += 4; // skip idFileSystem

        this.sectPerAlloc = SMBUtil.readInt4(buffer, bufferIndex);
        bufferIndex += 4;

        this.alloc = SMBUtil.readInt4(buffer, bufferIndex);
        bufferIndex += 4;

        this.free = SMBUtil.readInt4(buffer, bufferIndex);
        bufferIndex += 4;

        this.bytesPerSect = SMBUtil.readInt2(buffer, bufferIndex);
        bufferIndex += 4;

        this.structureSize = SMBUtil.readInt2(buffer, bufferIndex);
        if (this.structureSize != 36) {
            throw new SMBProtocolDecodingException("Invalid lease break response structure size: " + this.structureSize);
        }
        bufferIndex += 2;

        // Reserved (2 bytes)
        bufferIndex += 2;

        // Flags (4 bytes)
        this.flags = SMBUtil.readInt4(buffer, bufferIndex);
        bufferIndex += 4;

             * these fields are common to all andx commands
             * so let's populate them here
             */

            this.andxCommand = buffer[bufferIndex];
            this.andxOffset = SMBUtil.readInt2(buffer, bufferIndex + 2);

            if (this.andxOffset == 0) { /* Snap server workaround */
                this.andxCommand = (byte) 0xFF;
            }

            /*