suggester.indexer().index(item);
        suggester.refresh();

        assertEquals("Should have 1 word after indexing", 1, suggester.getAllWordsNum());
    }

    @Test
    public void test_createNextIndex_createsSecondIndex() throws Exception {
        Suggester suggester = createSuggester();
        suggester.createIndexIfNothing();

        // Wait a bit to ensure different timestamp in index name