message.opnumValue = 5;

            when(mockBuffer.getIndex()).thenReturn(0).thenReturn(16).thenReturn(20).thenReturn(24);
            lenient().doNothing().when(mockBuffer).advance(anyInt());
            lenient().doNothing().when(mockBuffer).enc_ndr_long(anyInt());
            lenient().doNothing().when(mockBuffer).enc_ndr_short(anyInt());
            lenient().doNothing().when(mockBuffer).enc_ndr_small(anyInt());

        when(logonInfo.getHomeDirectory()).thenReturn("\\\\server\\\\home");
        when(logonInfo.getHomeDrive()).thenReturn("H:");
        when(logonInfo.getLogonScript()).thenReturn("logon.bat");
        when(logonInfo.getUserAccountControl()).thenReturn(0x200);
        when(logonInfo.getUserFlags()).thenReturn(0);
        when(logonInfo.getUserSid()).thenReturn(userSid);
        when(logonInfo.getGroupSid()).thenReturn(new SID("S-1-5-21-1-2-3-513"));

    void hasCapability_variousCaps(int cap) throws SmbException {
        when(transport.hasCapability(anyInt())).thenAnswer(inv -> ((int) inv.getArgument(0)) >= 0);

        boolean result = transport.hasCapability(cap);

        assertEquals(cap >= 0, result);
        verify(transport, times(1)).hasCapability(cap);
    }

    // Invalid input: simulate underlying SmbException when capability check fails
    @Test

            rpc.retval = 0;
            return null;
        }).when(mockDcerpcHandle).sendrecv(any(MsrpcLsarOpenPolicy2.class));

        LsaPolicyHandle handle = new LsaPolicyHandle(mockDcerpcHandle, "server", 123);

        // Now, mock the behavior for MsrpcLsarClose to throw IOException
        doThrow(new IOException("Close network error")).when(mockDcerpcHandle).sendrecv(any(MsrpcLsarClose.class));

        // Act & Assert

    /**
     * Test for close() method throwing CIFSException.
     * Verifies that the method correctly throws a CIFSException when configured to do so.
     * @throws CIFSException
     */
    @Test
    void testClose_throwsCIFSException() throws CIFSException {
        doThrow(new CIFSException("Test Exception")).when(smbTreeHandle).close();
        assertThrows(CIFSException.class, () -> smbTreeHandle.close(), "close() should throw CIFSException");

        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);

// error returned in IAM subsystem when user doesn't exist.
var errNoSuchUser = errors.New("Specified user does not exist")

// error returned by IAM when a use a builtin IDP command when they could mean
// to use a LDAP command.
var errNoSuchUserLDAPWarn = errors.New("Specified user does not exist. If you meant a user in LDAP please use command under `mc idp ldap`")

// error returned when service account is not found

        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 {

        try (MockedStatic<Crypto> mockedCrypto = mockStatic(Crypto.class)) {
            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);

        lenient().when(mockContext.getConfig()).thenReturn(mockConfig);
        lenient().when(mockConfig.getWitnessHeartbeatTimeout()).thenReturn(120000L);
        lenient().when(mockConfig.getWitnessRegistrationTimeout()).thenReturn(300000L);
        lenient().when(mockConfig.getWitnessReconnectDelay()).thenReturn(1000L);
        lenient().when(mockConfig.isWitnessServiceDiscovery()).thenReturn(true);
    }