int cap1 = 0x00000001;
        int cap2 = 0x00000002;
        int cap3 = 0x00000004;
        when(negotiationResponse.haveCapabilitiy(cap1)).thenReturn(true);
        when(negotiationResponse.haveCapabilitiy(cap2)).thenReturn(false);
        when(negotiationResponse.haveCapabilitiy(cap3)).thenReturn(true);

        // Act & Assert
        assertTrue(negotiationResponse.haveCapabilitiy(cap1));

            mockedCrypto.when(Crypto::getMD5).thenReturn(mockMd5);
            byte[] innerDigest = "inner_digest".getBytes();
            byte[] finalDigest = "final_digest".getBytes();

            when(mockMd5.digest()).thenReturn(innerDigest);
            when(mockMd5.digest(any(byte[].class))).thenReturn(finalDigest);

            HMACT64 hmac = new HMACT64(TEST_KEY);

        jcifs.SID mockSid2 = mock(jcifs.SID.class);
        jcifs.SID mockSid3 = mock(jcifs.SID.class);
        when(mockSid1.unwrap(sid_t.class)).thenReturn(mockSidT);
        when(mockSid2.unwrap(sid_t.class)).thenReturn(mockSidT);
        when(mockSid3.unwrap(sid_t.class)).thenReturn(mockSidT);
        testSids = new jcifs.SID[] { mockSid1, mockSid2, mockSid3 };

        // Act

        filter = new NtlmHttpFilter();

        // Setup lenient stubs for common mock interactions
        lenient().when(request.getSession()).thenReturn(httpSession);
        lenient().when(request.getSession(anyBoolean())).thenReturn(httpSession);
        lenient().when(response.getOutputStream()).thenReturn(servletOutputStream);
    }

    @Test
    void testInit_success() throws ServletException {

        SmbTreeHandleImpl dh = mock(SmbTreeHandleImpl.class);
        when(sh.isSMB2()).thenReturn(true);
        when(dh.isSMB2()).thenReturn(true);
        when(sh.isSameTree(dh)).thenReturn(true);

        // Source open returns a handle that reports size 0
        SmbFileHandleImpl sfd = mock(SmbFileHandleImpl.class);
        when(sfd.getInitialSize()).thenReturn(0L);

        lenient().when(mockNdrBuffer.derive(anyInt())).thenReturn(mockDeferredNdrBuffer);
        lenient().when(mockDeferredNdrBuffer.derive(anyInt())).thenReturn(mockDeferredNdrBuffer);

        // Set up lenient stubs for common operations to avoid unnecessary stubbing exceptions
        lenient().when(mockNdrBuffer.getIndex()).thenReturn(0);
        lenient().when(mockDeferredNdrBuffer.getIndex()).thenReturn(0);
        // Mock the index field access

        when(mockSearchResponse.getScrollId()).thenReturn("scroll1", "scroll1");
        when(mockSearchResponse.getHits()).thenReturn(mockSearchHits);
        when(mockSearchHits.getHits()).thenReturn(new SearchHit[] { mockHit }, new SearchHit[0]);
        when(mockHit.getIndex()).thenReturn("test-index");
        when(mockHit.getId()).thenReturn("doc1");

        when(mockResponse.getGrantedCredits()).thenReturn(100);
        assertEquals(100, mockResponse.getGrantedCredits());

        // Verify the method was called
        verify(mockResponse, times(1)).getGrantedCredits();
    }

    @Test
    void testGetErrorCode() {
        // Simulate error code
        when(mockResponse.getErrorCode()).thenReturn(-1);
        assertEquals(-1, mockResponse.getErrorCode());

        // Test different cases
        when(mockNetbiosName.getName()).thenReturn(upperCase);
        assertEquals(upperCase, mockNetbiosName.getName());

        when(mockNetbiosName.getName()).thenReturn(lowerCase);
        assertEquals(lowerCase, mockNetbiosName.getName());

        when(mockNetbiosName.getName()).thenReturn(mixedCase);
        assertEquals(mixedCase, mockNetbiosName.getName());
    }

        });
    }

    @Test
    @DisplayName("Should get server")
    void testGetServer() {
        // Given
        String server = "testserver";
        when(mockReferralData.getServer()).thenReturn(server);

        // When
        String result = mockReferralData.getServer();

        // Then
        assertEquals(server, result);
        verify(mockReferralData).getServer();
    }

    @Test