byte[] buffer = new byte[1024];

        int written = request.writeBytesWireFormat(buffer, 0);

        // Should write exactly 56 bytes (structure size without data)
        assertEquals(56, written);
        // Check structure size (first 2 bytes should be 57)
        assertEquals(57, (buffer[0] & 0xFF) | ((buffer[1] & 0xFF) << 8));
    }

     * @return number of bytes written
     */
    protected abstract int writeParametersWireFormat(byte[] dst, int dstIndex);

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

        // When
        int bytesWritten = request.writeBytesWireFormat(buffer, offset);

        // Then
        // The writeBytesWireFormat writes the structure and calculates padding
        // Base structure: 24 bytes, then pad8 alignment, then token: 5 bytes
        // Total bytes written includes padding for 8-byte alignment
        int expectedBytesWritten = 35;
        assertEquals(expectedBytesWritten, bytesWritten);

        request.setNotifyFlags(0x0001);
        request.setCompletionFilter(0x00000FFF);

        // When
        byte[] buffer = new byte[512];
        int written = request.writeBytesWireFormat(buffer, 0);

        // Then
        assertEquals(32, written);

        // Verify complete structure
        assertEquals(32, SMBUtil.readInt2(buffer, 0)); // StructureSize

    @Throws(IOException::class)
    override fun writeTo(sink: BufferedSink) {
      val forwardingSink =
        object : ForwardingSink(sink) {
          private var totalBytesWritten: Long = 0
          private var completed = false

          override fun write(
            source: Buffer,
            byteCount: Long,
          ) {
            super.write(source, byteCount)
            totalBytesWritten += byteCount

}

// EncodeMsg implements msgp.Encodable
func (z RStat) EncodeMsg(en *msgp.Writer) (err error) {
	// map header, size 2
	// write "Count"
	err = en.Append(0x82, 0xa5, 0x43, 0x6f, 0x75, 0x6e, 0x74)
	if err != nil {
		return
	}
	err = en.WriteInt64(z.Count)
	if err != nil {
		err = msgp.WrapError(err, "Count")
		return
	}
	// write "Bytes"
	err = en.Append(0xa5, 0x42, 0x79, 0x74, 0x65, 0x73)
	if err != nil {

    assertFailsWith<IllegalStateException> {
      abort()
    }
  }

  private fun Editor.setString(
    index: Int,
    value: String,
  ) {
    newSink(index).buffer().use { writer ->
      writer.writeUtf8(value)
    }
  }

            // Write minimal PAC header
            dos.writeInt(Integer.reverseBytes(3)); // 3 buffers
            dos.writeInt(Integer.reverseBytes(PacConstants.PAC_VERSION));

            // Write buffer entries
            dos.writeInt(Integer.reverseBytes(PacConstants.LOGON_INFO));
            dos.writeInt(Integer.reverseBytes(10));
            dos.writeLong(Long.reverseBytes(100));

                    logger.fine(() -> ">>> " + body);
                    connection.setDoOutput(true);
                    try (BufferedWriter writer = new BufferedWriter(new OutputStreamWriter(connection.getOutputStream(), encoding))) {
                        writer.write(body);
                        writer.flush();
                    }
                } else if (bodyStream != null) {
                    logger.fine(() -> ">>> <binary>");

        assertEquals(0, (dst[5] << 8) | (dst[4] & 0xFF));
    }

    @Test
    void testWriteDataWireFormat() {
        // Given
        // writeInt8 writes 8 bytes but needs to access dst[dstIndex+7]
        // Total bytes written: 8+8+8+8+2+6=40
        // But writeInt8 at position 34 needs to access position 34+7=41
        // So we need at least 42 bytes in the array
        byte[] dst = new byte[42];