* <li>{@link #setRoleFieldName(String)} - Set the role field name.
 * <li>{@link #setReadingConverter(ReadingConverter)} - Set the reading converter.
 * <li>{@link #setNormalizer(Normalizer)} - Set the normalizer.
 * <li>{@link #setAnalyzer(SuggestAnalyzer)} - Set the analyzer.
 * <li>{@link #setContentsParser(ContentsParser)} - Set the contents parser.

        assertNotNull(indexer.setTagFieldNames(new String[] { "tag1", "tag2" }));
        assertNotNull(indexer.setRoleFieldName("role"));
        assertNotNull(indexer.setReadingConverter(null));
        assertNotNull(indexer.setNormalizer(null));
        assertNotNull(indexer.setAnalyzer(null));
        assertNotNull(indexer.setContentsParser(null));
        assertNotNull(indexer.setSuggestWriter(null));
    }

    @Test

        assertNotNull(suggester);
        assertNotNull(suggester.client);
        assertNotNull(suggester.indexer());
        assertNotNull(suggester.getNormalizer());
        assertNotNull(suggester.getReadingConverter());
        assertNotNull(suggester.settings());
        assertTrue(!Strings.isNullOrEmpty(suggester.index));
    }

 *   <li>{@link #settings()}: Returns the SuggestSettings instance.</li>
 *   <li>{@link #getReadingConverter()}: Returns the ReadingConverter instance.</li>
 *   <li>{@link #getNormalizer()}: Returns the Normalizer instance.</li>
 *   <li>{@link #getIndex()}: Returns the index name.</li>
 *   <li>{@link #getAllWordsNum()}: Returns the total number of words in the suggestion index.</li>