jcifs.SmbTransport mock = mock(jcifs.SmbTransport.class);
        // Stub the getRemoteHostName method
        when(mock.getRemoteHostName()).thenReturn("test-host");
        // Verify the stubbing
        assertEquals("test-host", mock.getRemoteHostName());
        // Ensure that the mock was interacted with
        verify(mock).getRemoteHostName();
    }

        // Then
        assertNotNull(mockRequest, "Mock should be created successfully");
    }

    @Test
    @DisplayName("Test default behavior of mock without stubbing")
    void testDefaultBehaviorOfMock() {
        // Given
        SmbNegotiationRequest mockRequest = mock(SmbNegotiationRequest.class);

        // When
        boolean result = mockRequest.isSigningEnforced();

    private static final String TEST_SERVER = "server";
    private static final String TEST_ENDPOINT = "\\pipe\\test";

    @BeforeEach
    void setUp() throws IOException {
        // Setup mock behavior with lenient stubbing to avoid UnnecessaryStubbingException
        lenient().when(mockSmbNamedPipe.openPipe()).thenReturn(mockSmbPipeHandle);

    void setUp() throws Exception {
        witnessServer = InetAddress.getByName("192.168.1.200");
        serverAddress = InetAddress.getByName("192.168.1.100");

        // Setup mock configuration with lenient stubbing
        lenient().when(mockContext.getConfig()).thenReturn(mockConfig);
        lenient().when(mockConfig.getWitnessHeartbeatTimeout()).thenReturn(120000L);

            // These methods do not throw and allow interaction checks.
            tc.getConfig();
            tc.getCredentials();

            // Minimal behavior: return a mock SSPContext with lenient stubbing
            SSPContext ctx = mock(SSPContext.class);
            lenient().when(ctx.isEstablished()).thenReturn(false);
            return ctx;
        }

        @Override
        public Subject getSubject() {

    @Test
    @DisplayName("renew: invokes getSubject and returns self")
    void testRenewInvokesGetSubjectAndReturnsSelf() {
        JAASAuthenticator auth = spy(new JAASAuthenticator());
        // Avoid real JAAS by stubbing getSubject
        doReturn(new Subject()).when(auth).getSubject();

        // Act
        CredentialsInternal result = auth.renew();

        // Assert interaction and return value

            }
        }
    }

    @BeforeEach
    void setup() throws MalformedURLException, CIFSException {
        // Common happy-path defaults
        // Use lenient() to avoid strict stubbing issues with Mockito
        lenient().when(tree.acquire()).thenReturn(tree);
        lenient().when(tree.getConfig()).thenReturn(config);
        lenient().when(config.getListCount()).thenReturn(10);

        return Base64.getEncoder().encodeToString(finalMessage);
    }

    @BeforeEach
    public void setUp() throws UnknownHostException {
        ntlmSsp = new NtlmSsp();

        // Use lenient stubbing to avoid UnnecessaryStubbing errors for tests that don't need all mocks
        lenient().when(mockCifsContext.getConfig()).thenReturn(mockConfig);
        lenient().when(mockConfig.getDefaultDomain()).thenReturn("DOMAIN");

    @Mock
    private NbtAddress mockQueryAddress;

    private NodeStatusResponse response;

    @BeforeEach
    void setUp() throws Exception {
        // Setup mock configuration with lenient stubbing
        lenient().when(mockConfig.getOemEncoding()).thenReturn("UTF-8");

        // Setup mock query address
        mockQueryAddress = mock(NbtAddress.class);

            when(mockCtx.supportsIntegrity()).thenReturn(true);
            when(mockCtx.calculateMIC(any(byte[].class))).thenReturn(new byte[] { 42 });
            // verifyMIC returns void; no stubbing needed
            when(mockCtx.isMICAvailable()).thenReturn(true);

            // Act
            useContext(mockCtx);

            // Assert: verify key interactions and ordering where meaningful