}

    @Test
    public void testCreateDefaultAnalyzer() {
        // Test creating default analyzer
        AnalyzerSettings.DefaultContentsAnalyzer analyzer = SuggestUtil.createDefaultAnalyzer(client, settings);
        assertNotNull(analyzer);
    }

    @Test
    public void testGetAsList() {
        // Test with null
        List<String> nullList = SuggestUtil.getAsList(null);

     * @param settings the suggest settings containing the analyzer configuration
     * @return a new instance of AnalyzerSettings.DefaultContentsAnalyzer
     */
    public static AnalyzerSettings.DefaultContentsAnalyzer createDefaultAnalyzer(final Client client, final SuggestSettings settings) {
        final AnalyzerSettings analyzerSettings = settings.analyzer();
        return analyzerSettings.new DefaultContentsAnalyzer();
    }

    /**