assertEquals((byte) 0x56, dst[2]);
        assertEquals((byte) 0x78, dst[3]);
    }

    @Test
    void testReadInt2() {
        byte[] src = { (byte) 0x12, (byte) 0x34 };
        assertEquals(0x1234, NameServicePacket.readInt2(src, 0));
    }

    @Test
    void testReadInt4() {
        byte[] src = { (byte) 0x12, (byte) 0x34, (byte) 0x56, (byte) 0x78 };

        }

        @Test
        @DisplayName("RPC_PT_BIND_ACK should have correct value")
        void testRpcPtBindAck() {
            assertEquals(0x0C, DcerpcConstants.RPC_PT_BIND_ACK, "RPC_PT_BIND_ACK should be 0x0C");
        }

        @Test
        @DisplayName("RPC_PT_BIND_NAK should have correct value")
        void testRpcPtBindNak() {

            // Unicode strings are written as UTF-16LE with null terminator
            assertTrue(bytesWritten > testString.length());
            // First byte should be 'T' in UTF-16LE (0x54)
            assertEquals(0x54, buffer[10] & 0xFF);
        }

        @Test
        @DisplayName("Test write string without Unicode")
        void testWriteStringNonUnicode() {
            testBlock.setUseUnicode(false);

        }

        @Test
        @DisplayName("Should encode salt only (no hash algorithms)")
        void testEncodeSaltOnly() {
            byte[] salt = { 0x0A, 0x0B, 0x0C };
            PreauthIntegrityNegotiateContext context = new PreauthIntegrityNegotiateContext(mockConfig, null, salt);

            int bytesWritten = context.encode(buffer, 0);

	o = msgp.AppendString(o, z.ID)
	// string "User"
	o = append(o, 0xa4, 0x55, 0x73, 0x65, 0x72)
	o = msgp.AppendString(o, z.User)
	// string "Started"
	o = append(o, 0xa7, 0x53, 0x74, 0x61, 0x72, 0x74, 0x65, 0x64)
	o = msgp.AppendTime(o, z.Started)
	// string "Replicate"
	o = append(o, 0xa9, 0x52, 0x65, 0x70, 0x6c, 0x69, 0x63, 0x61, 0x74, 0x65)
	if z.Replicate == nil {
		o = msgp.AppendNil(o)
	} else {

    byte[] data = fillByteArray(50, 0xcd);

    checkSha1("4c9007f4026250c6bc8414f9bf50c86c2d7235da", key, data);
  }

  public void testRfc2202_hmacSha1_case5() {
    byte[] key = fillByteArray(20, 0x0c);
    String data = "Test With Truncation";

    checkSha1("4c1a03424b55e07fe7f27be1d58bb9324a9a5a04", key, data);
  }

  public void testRfc2202_hmacSha1_case6() {
    byte[] key = fillByteArray(80, 0xaa);

  public void test15ByteStringFromSipHashPaper() {
    byte[] message =
        new byte[] {
          0x00, 0x01, 0x02, 0x03, 0x04, 0x05, 0x06, 0x07, 0x08, 0x09, 0x0a, 0x0b, 0x0c, 0x0d, 0x0e
        };
    long k0 = 0x0706050403020100L;
    long k1 = 0x0f0e0d0c0b0a0908L;

    assertEquals(0xa129ca6149be45e5L, Hashing.sipHash24(k0, k1).hashBytes(message).asLong());
  }

    private Smb2LeaseKey testKey;
    private int testState;

    @BeforeEach
    void setUp() {
        byte[] keyBytes = new byte[] { 0x01, 0x02, 0x03, 0x04, 0x05, 0x06, 0x07, 0x08, 0x09, 0x0A, 0x0B, 0x0C, 0x0D, 0x0E, 0x0F, 0x10 };
        testKey = new Smb2LeaseKey(keyBytes);
        testState = Smb2LeaseState.SMB2_LEASE_READ_WRITE;
        leaseContext = new LeaseV1CreateContextRequest(testKey, testState);
    }

     */
    int RPC_PT_FAULT = 0x03;
    /**
     * Bind packet type - establishes context
     */
    int RPC_PT_BIND = 0x0B;
    /**
     * Bind acknowledgment packet type
     */
    int RPC_PT_BIND_ACK = 0x0C;
    /**
     * Bind negative acknowledgment packet type
     */
    int RPC_PT_BIND_NAK = 0x0D;
    /**
     * Alter context packet type
     */
    int RPC_PT_ALTER_CONTEXT = 0x0E;
    /**

        assertEquals(pipeName, pipe.name);

        // Command should be SMB_COM_TRANSACTION
        assertEquals(ServerMessageBlock.SMB_COM_TRANSACTION, pipe.command);

        // SubCommand should be TRANS_WAIT_NAMED_PIPE (0x53)
        assertEquals(SmbComTransaction.TRANS_WAIT_NAMED_PIPE, pipe.subCommand);

        // Timeout is set to 0xFFFFFFFF (-1 when cast to int)
        assertEquals(0xFFFFFFFF, pipe.timeout);