});
    }

    @Test
    @DisplayName("Should handle system property overrides")
    void testSystemPropertyOverrides() throws CIFSException {
        // Given
        String originalValue = System.getProperty("jcifs.smb.client.domain");
        System.setProperty("jcifs.smb.client.domain", "systemdomain");

        try {
            Properties props = new Properties();

        try {
            parser.parseArgument(args);
        } catch (final CmdLineException e) {
            System.err.println(e.getMessage());
            System.err.println("java " + ThumbnailGenerator.class.getCanonicalName() + " [options...] arguments...");
            parser.printUsage(System.err);
            return;
        }

        if (logger.isDebugEnabled()) {
            try {

            "21, 5, true", // READONLY | SYSTEM | DIRECTORY vs READONLY | SYSTEM

            // Negative cases (should be rejected)
            "1, 2, false", // READONLY vs HIDDEN
            "2, 1, false", // HIDDEN vs READONLY
            "16, 32, false", // DIRECTORY vs ARCHIVE
            "3, 4, false", // READONLY | HIDDEN vs SYSTEM
            "0, 1, false", // No filter attributes

        System.clearProperty(Constants.FESS_CONFIG_PREFIX + "test2");
        System.clearProperty("non.fess.property");
    }

    // Test addFessSystemProperties method
    public void test_addFessSystemProperties() {
        List<String> cmdList = new ArrayList<>();

        // Set some test properties
        System.setProperty(Constants.SYSTEM_PROP_PREFIX + "prop1", "value1");

    int strCopyLen = len;
    int pos = 0;
    while (count != 0) {
      if ((count & 1) != 0) {
        System.arraycopy(strCopy, 0, array, pos, strCopyLen);
        pos += strCopyLen;
      }
      count >>= 1;
      if (count != 0) {
        System.arraycopy(strCopy, 0, strCopy, strCopyLen, strCopyLen);
        strCopyLen <<= 1;
      }
    }
    return new String(array);
  }

    if (future.isDone()) {
      return;
    }
    long timeoutSeconds = timeoutSeconds();
    long deadline = System.nanoTime() + SECONDS.toNanos(timeoutSeconds);
    do {
      System.runFinalization();
      if (future.isDone()) {
        return;
      }
      System.gc();
      try {
        future.get(1L, SECONDS);
        return;
      } catch (CancellationException | ExecutionException ok) {

  @Override public void onMessage(WebSocket webSocket, String text) {
    System.out.println("MESSAGE: " + text);
  }

  @Override public void onMessage(WebSocket webSocket, ByteString bytes) {
    System.out.println("MESSAGE: " + bytes.hex());
  }

  @Override public void onClosing(WebSocket webSocket, int code, String reason) {
    webSocket.close(1000, null);
    System.out.println("CLOSE: " + code + " " + reason);
  }

    
    // First listing should hit the server
    long start1 = System.currentTimeMillis();
    SmbFile[] files1 = dir.listFiles();
    long time1 = System.currentTimeMillis() - start1;
    
    // Second listing should use cache (much faster)
    long start2 = System.currentTimeMillis();
    SmbFile[] files2 = dir.listFiles();
    long time2 = System.currentTimeMillis() - start2;
    

        assertEquals(fileName.getBytes(StandardCharsets.UTF_16LE).length, nameLength);

        // Verify file name
        byte[] nameBytes = new byte[nameLength];
        System.arraycopy(buffer, 20, nameBytes, 0, nameLength);
        String decodedName = new String(nameBytes, StandardCharsets.UTF_16LE);
        assertEquals(fileName, decodedName);

        // Verify bytes written

            if (is != null) {
                Properties props = new Properties();
                props.load(is);
                props.forEach((key, value) -> setProperty(String.valueOf(key), String.valueOf(value)));
                logger.debug("Loaded test system properties");
            } else {