private final InetAddress localAddr;
    private final int localPort;
    private final Address address;
    private Socket socket;
    private int port;
    private final AtomicLong mid = new AtomicLong();
    private OutputStream out;
    private InputStream in;
    private final byte[] sbuf = new byte[1024]; /* small local buffer */
    private long sessionExpiration;

    }

    public void test_generateId() {
        String id1 = queryHelper.generateId();
        String id2 = queryHelper.generateId();

        assertNotNull(id1);
        assertNotNull(id2);
        assertFalse(id1.equals(id2));
        assertTrue(id1.length() > 0);
        assertFalse(id1.contains("-"));
    }

    public void test_generateId_format() {

            assertTrue("Exception handling should be fast", true);
        }
    }

    public void test_crawl_withConfigIdList_emptyList() {
        try {
            List<String> configIds = Arrays.asList("id1", "id2");
            dataIndexHelper.crawl("test-session", configIds);
            assertTrue("Should complete quickly with empty results", true);
        } catch (Exception e) {

        // After all data is consumed, next read throws IOException
        assertThrows(IOException.class, () -> sis.read());
    }

    @Test
    @DisplayName("EOF handling when stream ends mid-header")
    void eofHandlingMidHeader() throws IOException {
        // Create incomplete header (only 2 bytes instead of 4)
        byte[] incompleteHeader = new byte[] { (byte) SessionServicePacket.SESSION_MESSAGE, 0 };

        SuggestSettings settings1 = builder.build(client, "id1");
        SuggestSettings settings2 = builder.build(client, "id2");

        assertNotNull(settings1);
        assertNotNull(settings2);
        // Both should be created with the same configuration
        assertEquals("multi_index", builder.settingsIndexName);

labels.facet_filetype_m4v=M4V Video
labels.facet_filetype_ogg=OGG Audio
labels.facet_filetype_wav=WAV Audio
labels.facet_filetype_webp=WebP Audio
labels.facet_filetype_aif=AIF Audio
labels.facet_filetype_midi=MIDI Audio
labels.facet_filetype_mpga=MPGA Audio
labels.facet_filetype_mp4a=MP4A Audio
labels.facet_filetype_oga=OGA Audio
labels.facet_filetype_wepb=WEBP Image
labels.facet_filetype_bmp=BMP Image

labels.facet_filetype_qt=QuickTime視訊
labels.facet_filetype_m4v=M4V視訊
labels.facet_filetype_ogg=OGG音訊
labels.facet_filetype_wav=WAV音訊
labels.facet_filetype_webp=WebP音訊
labels.facet_filetype_aif=AIF音訊
labels.facet_filetype_midi=MIDI音訊
labels.facet_filetype_mpga=MPGA音訊
labels.facet_filetype_mp4a=MP4A音訊
labels.facet_filetype_oga=OGA音訊
labels.facet_filetype_wepb=WEBP圖像
labels.facet_filetype_bmp=BMP圖像
labels.facet_filetype_ico=ICO圖像

video/3gp=3gp\n\
video/3g2=3g2\n\
video/x-msvideo=avi\n\
video/x-flv=flv\n\
video/mpeg=mpeg\n\
video/mp4=mp4\n\
video/ogv=ogv\n\
video/quicktime=qt\n\
video/x-m4v=m4v\n\
audio/x-aif=aif\n\
audio/midi=midi\n\
audio/mpga=mpga\n\
audio/mp4=mp4a\n\
audio/ogg=oga\n\
audio/x-wav=wav\n\
image/webp=webp\n\
image/bmp=bmp\n\
image/x-icon=ico\n\
image/x-icon=ico\n\
image/png=png\n\
image/svg+xml=svg\n\

labels.facet_filetype_m4v=M4V-video
labels.facet_filetype_ogg=OGG-audio
labels.facet_filetype_wav=WAV-audio
labels.facet_filetype_webp=WebP-audio
labels.facet_filetype_aif=AIF-audio
labels.facet_filetype_midi=MIDI-audio
labels.facet_filetype_mpga=MPGA-audio
labels.facet_filetype_mp4a=MP4A-audio
labels.facet_filetype_oga=OGA-audio
labels.facet_filetype_wepb=WEBP-afbeelding
labels.facet_filetype_bmp=BMP-afbeelding

labels.facet_filetype_m4v=M4V Video
labels.facet_filetype_ogg=OGG Audio
labels.facet_filetype_wav=WAV Audio
labels.facet_filetype_webp=WebP Audio
labels.facet_filetype_aif=AIF Audio
labels.facet_filetype_midi=MIDI Audio
labels.facet_filetype_mpga=MPGA Audio
labels.facet_filetype_mp4a=MP4A Audio
labels.facet_filetype_oga=OGA Audio
labels.facet_filetype_wepb=WEBP Image
labels.facet_filetype_bmp=BMP Image