* @param config Tika config.
         */
        public TikaDetectParser(final TikaConfig config) {
            super(config.getMediaTypeRegistry(), config.getParser());
            detector = config.getDetector();
        }

        @Override
        public void parse(final InputStream stream, final ContentHandler handler, final Metadata metadata, final ParseContext context)

        assertNull(languageHelper.getSupportedLanguage("   "));
    }

    public void test_setDetector() {
        // Test with null detector
        languageHelper.setDetector(null);
        assertNull(languageHelper.detector);
    }

    public void test_createScript_withBlankLanguage() {
        Map<String, Object> doc = new HashMap<>();
        doc.put("lang", "");