}

    @Test
    @DisplayName("Should encode lease key to buffer")
    void testEncode() {
        byte[] testBytes = new byte[] { 0x11, 0x22, 0x33, 0x44, 0x55, 0x66, 0x77, (byte) 0x88, (byte) 0x99, (byte) 0xAA, (byte) 0xBB,
                (byte) 0xCC, (byte) 0xDD, (byte) 0xEE, (byte) 0xFF, 0x00 };

        Smb2LeaseKey key = new Smb2LeaseKey(testBytes);
        byte[] buffer = new byte[20];

     */
    @Test
    @DisplayName("Test typical server configuration scenario")
    public void testTypicalServerConfiguration() {
        // Given - typical SMB server configuration
        serverData.sflags = (byte) 0x98;
        serverData.sflags2 = 0xC853; // Unicode, extended security, etc.
        serverData.smaxMpxCount = 50;
        serverData.maxBufferSize = 16644;
        serverData.sessKey = 0x12345678;

  const val TYPE_SETTINGS = 0x4
  const val TYPE_PUSH_PROMISE = 0x5
  const val TYPE_PING = 0x6
  const val TYPE_GOAWAY = 0x7
  const val TYPE_WINDOW_UPDATE = 0x8
  const val TYPE_CONTINUATION = 0x9

  const val FLAG_NONE = 0x0
  const val FLAG_ACK = 0x1 // Used for settings and ping.
  const val FLAG_END_STREAM = 0x1 // Used for headers and data.
  const val FLAG_END_HEADERS = 0x4 // Used for headers and continuation.

        byte[] cst = { (byte) (usage >> 24 & 0xFF), (byte) (usage >> 16 & 0xFF), (byte) (usage >> 8 & 0xFF), (byte) (usage & 0xFF),
                (byte) 0x99 };

        byte[] output = new byte[12];
        byte[] dk = deriveKeyAES(baseKey, cst); // Checksum key
        try {
            Mac m = Mac.getInstance("HmacSHA1");

    void testLargeDataSize() throws CIFSException {
        // Create a large data array
        byte[] largeData = new byte[1024];
        Arrays.fill(largeData, (byte) 0xFF);

        byte[] avPairData = createAvPairData(0x99, largeData);
        byte[] eolData = createEolData();

        byte[] fullData = new byte[avPairData.length + eolData.length];
        System.arraycopy(avPairData, 0, fullData, 0, avPairData.length);

        Longs.toByteArray(0x1213141516171819L));
    assertByteArrayEquals(
        new byte[] {
          (byte) 0xFF, (byte) 0xEE, (byte) 0xDD, (byte) 0xCC,
          (byte) 0xBB, (byte) 0xAA, (byte) 0x99, (byte) 0x88
        },
        Longs.toByteArray(0xFFEEDDCCBBAA9988L));
  }

  public void testFromByteArray() {
    assertThat(

		err = msgp.WrapError(err, "Payload")
		return
	}
	return
}

// EncodeMsg implements msgp.Encodable
func (z *message) EncodeMsg(en *msgp.Writer) (err error) {
	// array header, size 7
	err = en.Append(0x97)
	if err != nil {
		return
	}
	err = en.WriteUint64(z.MuxID)
	if err != nil {
		err = msgp.WrapError(err, "MuxID")
		return
	}
	err = en.WriteUint32(z.Seq)
	if err != nil {

    private static final short TIME_HI_AND_VERSION = (short) 0x6677;
    private static final byte CLOCK_SEQ_HI_AND_RESERVED = (byte) 0x88;
    private static final byte CLOCK_SEQ_LOW = (byte) 0x99;
    private static final byte[] NODE = { (byte) 0xAA, (byte) 0xBB, (byte) 0xCC, (byte) 0xDD, (byte) 0xEE, (byte) 0xFF };

    @Nested
    @DisplayName("Constructor Tests")
    class ConstructorTests {

        @Test

            notification.readBytesWireFormat(buffer1, 0);

            // Second read with different values
            byte[] fileId2 = new byte[16];
            Arrays.fill(fileId2, (byte) 0x99);
            byte[] buffer2 = createValidOplockBreakBuffer((byte) 0x08, fileId2);
            notification.readBytesWireFormat(buffer2, 0);

            // Verify second read overwrote first read values

        int readDataAvailable = 256;
        int numberOfMessages = 5;
        int messageLength = 128;
        byte[] testData = { (byte) 0xFF, (byte) 0xEE, (byte) 0xDD, (byte) 0xCC, (byte) 0xBB, (byte) 0xAA, (byte) 0x99, (byte) 0x88 };

        // Write values to buffer at offset
        SMBUtil.writeInt4(namedPipeState, buffer, bufferIndex);
        SMBUtil.writeInt4(readDataAvailable, buffer, bufferIndex + 4);