public void test_appendJarFile() throws IOException {
        StringBuilder buf = new StringBuilder();
        File libDir = new File(tempDir, "lib");
        assertTrue(libDir.mkdir());

        // Create test jar files
        File jar1 = new File(libDir, "test1.jar");
        File jar2 = new File(libDir, "test2.JAR");
        File notJar = new File(libDir, "test.txt");
        assertTrue(jar1.createNewFile());

        assertArrayEquals(new byte[] { 0x05, 0x06, 0x07, 0x08 }, responseBuffer);
    }

    @Test
    @DisplayName("Test with empty buffers")
    void testWithEmptyBuffers() {
        // Test with empty byte arrays
        byte[] emptyRequestBuffer = new byte[0];
        byte[] emptyResponseBuffer = new byte[0];

        final int threadCount = 10;
        final Thread[] threads = new Thread[threadCount];
        final InvertibleCryptographer[] invertibles = new InvertibleCryptographer[threadCount];
        final OneWayCryptographer[] oneWays = new OneWayCryptographer[threadCount];

        for (int i = 0; i < threadCount; i++) {
            final int index = i;
            threads[i] = new Thread(() -> {

        int result = smbRandomAccessFile.read();
        assertEquals(-1, result);
    }

    @Test
    void testReadByteArray() throws SmbException {
        byte[] buffer = new byte[10];

        // Mock the read operation
        doAnswer(new Answer<Void>() {
            @Override
            public Void answer(InvocationOnMock invocation) throws Throwable {

        }
        final Smb2NegotiateRequest negoReq = new Smb2NegotiateRequest(sess.getConfig(), trans.getRequestSecurityMode(nego));

        log.debug("Sending VALIDATE_NEGOTIATE_INFO");
        final Smb2IoctlRequest req = new Smb2IoctlRequest(sess.getConfig(), Smb2IoctlRequest.FSCTL_VALIDATE_NEGOTIATE_INFO);
        req.setFlags(Smb2IoctlRequest.SMB2_O_IOCTL_IS_FSCTL);

        for (List<ArtifactRepository> aliasedRepos : reposByKey.values()) {
            List<ArtifactRepository> mirroredRepos = new ArrayList<>();

            List<ArtifactRepositoryPolicy> releasePolicies = new ArrayList<>(aliasedRepos.size());

            for (ArtifactRepository aliasedRepo : aliasedRepos) {
                releasePolicies.add(aliasedRepo.getReleases());

        if (token.length <= 0) {
            throw new PACDecodingException("Empty kerberos token");
        }

        byte[] content;
        try (ASN1InputStream stream = new ASN1InputStream(token)) {
            content = ASN1Util.readUnparsedTagged(0, 0x8000, stream);
        } catch (IOException e) {
            throw new PACDecodingException("Malformed kerberos token", e);
        }

      return new SampleElements<>(
          mapEntry("foo", 5),
          mapEntry("bar", 3),
          mapEntry("baz", 17),
          mapEntry("quux", 1),
          mapEntry("toaster", -2));
    }

    @SuppressWarnings("unchecked")
    @Override
    public Entry<String, Integer>[] createArray(int length) {
      return (Entry<String, Integer>[]) new Entry<?, ?>[length];
    }

    return new TestStringMultisetGenerator() {
      @Override
      protected Multiset<String> create(String[] elements) {
        return unmodifiableMultiset(LinkedHashMultiset.create(asList(elements)));
      }

      @Override
      public List<String> order(List<String> insertionOrder) {
        List<String> order = new ArrayList<>();
        for (String s : insertionOrder) {

        case Smb2IoctlRequest.FSCTL_DFS_GET_REFERRALS:
            return new DfsReferralResponseBuffer();
        case Smb2IoctlRequest.FSCTL_SRV_REQUEST_RESUME_KEY:
            return new SrvRequestResumeKeyResponse();
        case Smb2IoctlRequest.FSCTL_SRV_COPYCHUNK:
        case Smb2IoctlRequest.FSCTL_SRV_COPYCHUNK_WRITE:
            return new SrvCopyChunkCopyResponse();
        case Smb2IoctlRequest.FSCTL_VALIDATE_NEGOTIATE_INFO: