private volatile boolean isValid;
        private final Object hashLock = new Object();

        public PreauthIntegrityContext(byte[] salt, int hashAlgorithm) {
            this.salt = salt != null ? salt.clone() : new byte[0];
            this.hashAlgorithm = hashAlgorithm;
            this.currentHash = new byte[HASH_SIZE_SHA512]; // Initialize with zeros
            this.isValid = true;
        }

    @Test
    void testNullValues() {
        RequestTrace trace = new RequestTrace(null, null, null);
        assertNull(trace.context());
        assertNull(trace.parent());
        assertNull(trace.data());
    }

    @Test
    void testChainedTraces() {
        RequestTrace root = new RequestTrace("root", null, "root-data");
        RequestTrace level1 = new RequestTrace("level1", root, "level1-data");

        final ExtractorFactory extractorFactory = getExtractorFactory();
        final StringBuilder buf = new StringBuilder(1000);
        int processedEntries = 0;
        int failedEntries = 0;

        try (final ArchiveInputStream ais =
                archiveStreamFactory.createArchiveInputStream(in.markSupported() ? in : new BufferedInputStream(in))) {
            ZipArchiveEntry entry = null;
            long contentSize = 0;

        netdfs.DfsEnumArray200 arrayWithNulls = new netdfs.DfsEnumArray200();
        arrayWithNulls.count = 2;
        arrayWithNulls.s = new netdfs.DfsInfo200[2];

        netdfs.DfsInfo200 entry1 = new netdfs.DfsInfo200();
        entry1.dfs_name = null;
        arrayWithNulls.s[0] = entry1;

        netdfs.DfsInfo200 entry2 = new netdfs.DfsInfo200();
        entry2.dfs_name = "valid_share";

        // This should NOT call setRootLoggerLevel, allowing configuration file to take effect

        MockInvokerRequest invokerRequest = new MockInvokerRequest(false); // not verbose
        MockOptions options = new MockOptions(false); // not quiet
        MockSlf4jConfiguration slf4jConfiguration = new MockSlf4jConfiguration();

        // Simulate the fixed logic from LookupInvoker.prepareLogging()
        Slf4jConfiguration.Level loggerLevel;

            // Arrange
            ASN1ObjectIdentifier mech1 = new ASN1ObjectIdentifier("1.2.840.113554.1.2.2"); // Kerberos V5
            ASN1ObjectIdentifier mech2 = new ASN1ObjectIdentifier("1.3.6.1.5.5.2"); // SPNEGO
            DummySSPContext ctx =
                    new DummySSPContext(new byte[] { 1, 2, 3 }, true, "NBHOST", new ASN1ObjectIdentifier[] { mech1, mech2 }, 0xA5, true);

            // Act & Assert

     * Ensures writeSetupWireFormat writes subcommand and trailing zero, returning 2.
     */
    @Test
    void testWriteSetupWireFormat() {
        // Given
        Trans2FindNext2 next = new Trans2FindNext2(0x1111, 0, "*");
        byte[] dst = new byte[2];

        // When
        int written = next.writeSetupWireFormat(dst, 0);

        // Then
        assertEquals(2, written, "Should write 2 bytes");

            } else if (!parentDir.isDirectory()) {
                throw new FileAccessException("ECL0110", new Object[] { file.getAbsolutePath() });
            }
            properties = new Properties();
            store();
        } else if (!this.propertiesFile.isFile()) {
            throw new FileAccessException("ECL0111", new Object[] { file.getAbsolutePath() });
        }
        load();
    }

    /**

    SimpleTearDown tearDownOne = new SimpleTearDown();
    stack.addTearDown(tearDownOne);

    Callback callback =
        new Callback() {
          @Override
          public void run() {
            assertEquals(
                "tearDownTwo should have been run before tearDownOne", false, tearDownOne.ran);
          }
        };

    SimpleTearDown tearDownTwo = new SimpleTearDown(callback);

    @Test
    void testNonTransitiveFiltering() throws DuplicateProjectException, CycleDetectedException {
        ProjectDependencyGraph graph = new FilteredProjectDependencyGraph(
                new DefaultProjectDependencyGraph(Arrays.asList(aProject, bProject, cProject)),
                Arrays.asList(aProject, cProject));
        final List<MavenProject> sortedProjects = graph.getSortedProjects();