// Prepare test data
        byte[] buffer = new byte[22];
        int idFileSystem = 0x12345678;
        int sectPerAlloc = 8;
        long alloc = 1000000L;
        long free = 500000L;
        int bytesPerSect = 512;

        // Encode test data
        int offset = 0;
        SMBUtil.writeInt4(idFileSystem, buffer, offset); // idFileSystem (skipped)
        offset += 4;
        SMBUtil.writeInt4(sectPerAlloc, buffer, offset);

        // Prepare buffer with SmbInfoAllocation data
        byte[] buffer = new byte[100];
        int offset = 0;

        // idFileSystem (4 bytes) - skipped in decode
        SMBUtil.writeInt4(0, buffer, offset);
        offset += 4;

        // sectPerAlloc (4 bytes)
        SMBUtil.writeInt4(8, buffer, offset);
        offset += 4;

        void testDecode() throws SMBProtocolDecodingException {
            // Prepare test buffer with sample data
            byte[] buffer = new byte[24];
            // Skip idFileSystem (4 bytes)
            buffer[4] = 0x08; // sectPerAlloc = 8
            buffer[8] = 0x00;
            buffer[9] = 0x10; // alloc = 4096
            buffer[12] = 0x00;
            buffer[13] = 0x08; // free = 2048