}

    @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 {

     */
    @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.");
    }

    /**

 !"#$%&'()*+,-./0123456789:;<=>?@ABCDEFGHIJKLMNOPQRSTUVWXYZ[\]^_`abcdefghijklmnopqrstuvwxyz{|}~...

        final TimeConverter converter = new TimeConverter("HH:mm:ss");
        final java.sql.Time result = (java.sql.Time) converter.getAsObject("12:34:56");
        System.out.println(result);
        assertThat(converter.getAsString(result), is("12:34:56"));
    }

    /**
     * @throws Exception
     */
    public void testIsTarget() throws Exception {

    }

    public void test_readBytesWithOffset_delegatesToUnderlying() throws IOException {
        // Test that read(byte[], int, int) delegates to underlying stream
        byte[] data = "0123456789".getBytes();
        InputStream underlyingStream = new ByteArrayInputStream(data);
        IgnoreCloseInputStream stream = new IgnoreCloseInputStream(underlyingStream);

        byte[] buffer = new byte[10];

        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;

        @DisplayName("Should encode UUID correctly")
        void testUuidTEncode() throws NdrException {
            // Given: A UUID with test values
            rpc.uuid_t uuid = new rpc.uuid_t();
            uuid.time_low = 0x12345678;
            uuid.time_mid = (short) 0x9ABC;
            uuid.time_hi_and_version = (short) 0xDEF0;
            uuid.clock_seq_hi_and_reserved = (byte) 0x11;
            uuid.clock_seq_low = (byte) 0x22;

     */
    static java.util.stream.Stream<Arguments> int32Provider() {
        return java.util.stream.Stream.of(Arguments.of(0x00000000, new byte[] { 0x00, 0x00, 0x00, 0x00 }),
                Arguments.of(0x12345678, new byte[] { 0x78, 0x56, 0x34, 0x12 }),
                Arguments.of(0xFFFFFFFF, new byte[] { (byte) 0xFF, (byte) 0xFF, (byte) 0xFF, (byte) 0xFF }),

        CacheBuilder.newBuilder().concurrencyLevel(1).maximumSize(10).build(loader);
    CacheTesting.warmUp(cache, 0, 10);
    Set<Integer> keySet = cache.asMap().keySet();
    assertThat(keySet).containsExactly(0, 1, 2, 3, 4, 5, 6, 7, 8, 9);

    // re-order
    getAll(cache, asList(0, 1, 2));
    CacheTesting.drainRecencyQueues(cache);
    assertThat(keySet).containsExactly(3, 4, 5, 6, 7, 8, 9, 0, 1, 2);

    // evict 3, 4, 5

     */
    @Test
    void lockRangeEncodeDecodeRoundTrip() throws Exception {
        LockingAndXRange range = new LockingAndXRange(false);
        setField(range, "pid", 99);
        setField(range, "byteOffset", 123456L);
        setField(range, "lengthInBytes", 654321L);
        byte[] dst = new byte[20];
        int writtenSize = range.encode(dst, 0);
        assertEquals(10, writtenSize, "Range size when not large should be 10");