<button type="button" class="btn btn-danger btn-xs"
                                                                name="deleteQueryWords"
                                                                data-toggle="modal" data-target="#confirmToQueryDelete"

    }

    /**
     * Deletes query words.
     * @return The SuggestDeleteResponse.
     */
    public SuggestDeleteResponse deleteQueryWords() {
        ensureOperations();
        return deletionOps.deleteQueryWords(index);
    }

    /**
     * Indexes a single query log.
     * @param queryLog The query log to index.
     * @return The SuggestIndexResponse.
     */

        assertEquals(1, suggester.getDocumentWordsNum());
        assertEquals(1, suggester.getQueryWordsNum());

        SuggestDeleteResponse deleteResponse = suggester.indexer().deleteQueryWords();

        assertNotNull(deleteResponse);
        assertFalse(deleteResponse.hasError());

        suggester.refresh();
        assertEquals(1, suggester.getAllWordsNum());

        assertFalse(response.hasError());
    }

    @Test
    public void test_deleteQueryWordsOnEmptyIndex() throws Exception {
        SuggestDeleteResponse response = suggester.indexer().deleteQueryWords();

        assertNotNull(response);
        assertFalse(response.hasError());
    }

    // ============================================================