@Test
    void constructorAcceptsNonNullObject() {
        // Arrange : create a dummy address
        InetAddress dummy = mock(InetAddress.class);
        // Act
        UniAddress ua = new UniAddress(dummy);
        // Assert
        assertSame(dummy, ua.getAddress(), "constructor should store the supplied address");
    }

    @Test
    void constructorRejectsNull() {

        return new Handler(ctx);
    }

    @Test
    @DisplayName("getDefaultPort returns SMB default port")
    void testGetDefaultPort() {
        // Arrange
        Handler handler = newHandler();
        // Act & Assert
        assertEquals(SmbConstants.DEFAULT_PORT, handler.getDefaultPort(), "Default port should match SmbConstants");
    }

    @Test
    @DisplayName("openConnection returns SmbFile using provided CIFSContext")

        // Act
        int actual = findNtStatusOrMinusOne(dosCode);

        // Assert
        assertEquals(expectedNtStatus, actual, "Mapping must match table entry");
    }

    @Test
    @DisplayName("Edge: zero DOS code maps to zero NTSTATUS")
    void zeroCodeMapsToZero() {
        // Act
        int actual = findNtStatusOrMinusOne(0x00000000);

    @Test
    @DisplayName("Constructor with CIFSContext: creates instance")
    void constructor_withContext_createsInstance() {
        // Arrange
        CIFSContext ctx = mock(CIFSContext.class);

        // Act
        SmbTreeConnectionTrace trace = new SmbTreeConnectionTrace(ctx);

        // Assert
        assertNotNull(trace, "Instance should be created");
    }

    @Test

        - 'https://server3-pool2:9000/mnt/disk{1...4}/'
        - 'https://server4-pool2:9000/mnt/disk{1...4}/'

options:
  ftp: # settings for MinIO to act as an ftp server
        address: ':8021'
        passive-port-range: '30000-40000'
  sftp: # settings for MinIO to act as an sftp server
        address: ':8022'

        return Stream.of(Arguments.of(anon), Arguments.of(mock));
    }

    @Test
    @DisplayName("Class is a public interface in expected package")
    void testPublicInterfaceAndPackage() {
        // Arrange & Act
        Class<SessionSetupHandler> clazz = SessionSetupHandler.class;

        // Assert
        assertTrue(clazz.isInterface(), "Should be an interface");

    @Test
    void testClose() throws Exception {
        // Act
        smbTransport.close();

        // Assert
        verify(smbTransport).close(); // Verify that the close method was called
    }

    @Test
    void testGetRemoteAddress() {
        // Arrange
        when(smbTransport.getRemoteAddress()).thenReturn(remoteAddress);

        // Act
        Address result = smbTransport.getRemoteAddress();

    void defaultConstructor_producesRequiredKrb5EntryWithEmptyOptions() {
        // Arrange
        StaticJAASConfiguration cfg = new StaticJAASConfiguration();

        // Act
        AppConfigurationEntry[] entries = cfg.getAppConfigurationEntry("ignored");

        // Assert
        assertNotNull(entries, "Entries array should not be null");

        URL url = new URL(null, "smb://host/share", handler);

        // Act
        URLConnection conn = handler.openConnection(url);

        // Assert
        assertNotNull(conn);
        assertTrue(conn instanceof SmbFile);
    }

    @Test
    @DisplayName("openConnection throws NPE for null URL")
    void testOpenConnectionWithNullUrl() {
        // Act & Assert

    @Test
    void returnsProvidedValues_happyPath() {
        // Arrange
        SmbBasicFileInfo info = new TestInfo(0x20 /* ARCHIVE */, 1_600_000_000_000L, 1_700_000_000_000L, 1_650_000_000_000L, 42L);

        // Act & Assert
        Assertions.assertEquals(0x20, info.getAttributes(), "attributes should match");
        Assertions.assertEquals(1_600_000_000_000L, info.getCreateTime(), "create time should match");