doThrow(new CIFSException("Context cannot be null")).when(sidResolver).resolveSids(eq(null), anyString(), any(SID[].class));

        assertThrows(CIFSException.class, () -> sidResolver.resolveSids(null, testServerName, testSids));
    }

    @Test
    void testResolveSids_WithNullServerName() throws CIFSException {
        doThrow(new CIFSException("Server name cannot be null")).when(sidResolver)

        DfsReferralData mockData = mock(DfsReferralData.class);
        when(mockData.getServer()).thenReturn("SERVER");
        when(mockData.getShare()).thenReturn("share");
        when(mockData.getPath()).thenReturn("path");
        when(mockData.getExpiration()).thenReturn(System.currentTimeMillis() + 60000);
        when(mockData.getPathConsumed()).thenReturn(0);
        when(mockData.getDomain()).thenReturn("DOMAIN");

        when(mockFile.getAttributes()).thenReturn(SmbFile.ATTR_READONLY | SmbFile.ATTR_HIDDEN | SmbFile.ATTR_SYSTEM);

        // When calling accept
        // Then it should be accepted because the READONLY attribute is present
        assertTrue(dosFileFilter.accept(mockFile));
    }

    /**
     * Tests that the accept method returns false when the file attributes do not

        final Rule rule = mock(Rule.class);
        final ResponseProcessor responseProcessor = mock(ResponseProcessor.class);

        when(ruleManager.getRule(responseData)).thenReturn(rule);
        when(rule.getRuleId()).thenReturn("test-rule");
        when(rule.getResponseProcessor()).thenReturn(responseProcessor);

        // Use reflection to access protected method
        final java.lang.reflect.Method method =

    }

    @Test
    @DisplayName("Should return null for getService")
    void testGetService() {
        // When
        String service = response.getService();

        // Then
        assertNull(service);
    }

    @Test
    @DisplayName("Should prepare next request correctly when received")
    void testPrepareWhenReceived() throws Exception {
        // Given

        void testGetDefaultPort() {
            // When
            int port = handler.getDefaultPort();

            // Then
            assertEquals(443, port);
            assertEquals(Handler.DEFAULT_HTTPS_PORT, port);
        }

        @Test
        @DisplayName("Should override parent HTTP port")
        void testPortOverride() {
            // When
            int httpsPort = handler.getDefaultPort();

        when(resp.getSessionId()).thenReturn(42L);
        session.setSessionSetup(resp);

        when(transport.isDisconnected()).thenReturn(false);
        when(transport.isFailed()).thenReturn(false);
        assertTrue(session.isConnected());
        assertFalse(session.isFailed());

        when(transport.isDisconnected()).thenReturn(true);
        when(transport.isFailed()).thenReturn(true);

    }

    @Test
    void testSingleChannelSelection() {
        when(mockChannelManager.getHealthyChannels()).thenReturn(Collections.singletonList(channel1));

        ChannelInfo selected = loadBalancer.selectChannel(mockMessage);
        assertEquals(channel1, selected);
    }

    @Test
    void testNoChannelsAvailable() {
        when(mockChannelManager.getHealthyChannels()).thenReturn(Collections.emptyList());

        lenient().when(tree.acquire()).thenReturn(tree);
        lenient().when(tree.getConfig()).thenReturn(config);
        lenient().when(config.getListCount()).thenReturn(10);
        lenient().when(config.getListSize()).thenReturn(4096);

        lenient().when(parent.getLocator()).thenReturn(locator);
        lenient().when(locator.getUNCPath()).thenReturn("\\\\SERVER\\Share\\dir\\"); // ends with \\

    void testEmptyProperties() throws CIFSException {
        // Given
        Properties emptyProps = new Properties();

        // When
        PropertyConfiguration emptyConfig = new PropertyConfiguration(emptyProps);

        // Then
        assertNotNull(emptyConfig);
        // Hostname may be null when not provided in properties
        // This is expected behavior
    }

    @Test