assertEquals(0x12, buffer[1] & 0xFF);
    }

    @Test
    @DisplayName("Should encode and decode 32-bit integers")
    void testInt32Operations() {
        // Given
        int value = 0x12345678;
        byte[] buffer = new byte[4];

        // When - encode little endian
        Encdec.enc_uint32le(value, buffer, 0);
        long decoded = Encdec.dec_uint32le(buffer, 0);

        // Then

    public void testContextWithFlags() {
        CompressionNegotiateContext contextWithFlags =
                new CompressionNegotiateContext(config, new int[] { CompressionNegotiateContext.COMPRESSION_LZ77 }, 0x12345678);

        assertEquals(0x12345678, contextWithFlags.getFlags());
    }

    @Test
    @DisplayName("Test toString representation")
    public void testToString() {
        String str = context.toString();

    }

    @Test
    public void testReadInt() throws IOException {
        // Little-endian 0x12345678 -> 0x78 0x56 0x34 0x12
        byte[] data = new byte[] { 0x78, 0x56, 0x34, 0x12 };
        PacDataInputStream pdis = createInputStream(data);
        assertEquals(0x12345678, pdis.readInt());
    }

    @Test
    public void testReadLong() throws IOException {

        byte[] buffer = new byte[] { 0x00, 0x00, // padding
                0x78, 0x56, 0x34, 0x12, // little-endian 0x12345678
                0x00, 0x00 // padding
        };
        int readLen = response.readParameterWordsWireFormat(buffer, 2);
        assertEquals(0x12345678L, response.getOffset(), "Offset should match decoded value");
        assertEquals(4, readLen, "Byte count returned should be 4");
    }

     */
    @Test
    void testConstructorWithError_unknownCode() {
        int errorCode = 0x12345678; // An arbitrary unknown error code
        DcerpcException exception = new DcerpcException(errorCode);

        assertEquals(errorCode, exception.getErrorCode(), "Error code should match the input.");
        assertEquals("0x12345678", exception.getMessage(), "Message should be hex string for unknown error code.");
    }

    /**

        when(mockNegotiate.getNegotiatedSendBufferSize()).thenReturn(65535);
        when(mockNegotiate.getNegotiatedMpxCount()).thenReturn(65535);
        when(mockNegotiate.getNegotiatedSessionKey()).thenReturn(0x12345678);
    }

    /** Simple test stub of {@link ServerData} */
    private static class ServerDataStub extends ServerData {
        public ServerDataStub() {
            this.security = SmbConstants.SECURITY_USER;

        assertEquals(newState, leaseContext.getLeaseState());
    }

    @Test
    @DisplayName("Should set and get lease flags")
    void testLeaseFlagsAccessors() {
        int newFlags = 0x12345678;

        leaseContext.setLeaseFlags(newFlags);
        assertEquals(newFlags, leaseContext.getLeaseFlags());
    }

    @Test
    @DisplayName("Should encode context correctly")
    void testEncode() {

        serverData.encryptedPasswords = true;
        serverData.encryptionKey = new byte[8];

        // Configure mock transport
        mockTransport.server = serverData;
        mockTransport.sessionKey = 0x12345678;
        mockTransport.capabilities = SmbConstants.CAP_UNICODE | SmbConstants.CAP_NT_SMBS;
        mockTransport.snd_buf_size = 16644;
        mockTransport.maxMpxCount = 50;

        // Configure mock session

    }

    /**
     * Test constructor with integer flags.
     */
    @Test
    void testAvFlagsIntConstructor() {
        // Test with a positive integer
        int flags = 0x12345678;
        AvFlags avFlags = new AvFlags(flags);
        assertNotNull(avFlags, "AvFlags object should not be null");
        assertEquals(flags, avFlags.getFlags(), "Flags should match the input integer");

        return Stream.of(org.junit.jupiter.params.provider.Arguments.of(0x0001, 0x00000000),
                org.junit.jupiter.params.provider.Arguments.of(0xFFFF, 0x12345678),
                org.junit.jupiter.params.provider.Arguments.of(-1, -123456));
    }

    @ParameterizedTest
    @MethodSource("validInputs")