private Path tempDir;

    @BeforeEach
    public void setUp() throws IOException {
        MockitoAnnotations.openMocks(this);

        // Create temporary directory for test state
        tempDir = Files.createTempDirectory("jcifs-test-handles");

        // Set system property for handle state directory
        System.setProperty("jcifs.smb.client.handleStateDirectory", tempDir.toString());