indexingHelper.deleteDocumentsByDocId(client, docList);
        assertEquals("fess.update", resultMap.get("index"));
        assertEquals(0, ((List<String>) resultMap.get("ids")).size());

        docList.add("001");
        indexingHelper.deleteDocumentsByDocId(client, docList);
        assertEquals("fess.update", resultMap.get("index"));
        assertEquals(1, ((List<String>) resultMap.get("ids")).size());

        assertEquals(1, source.getIndex());
        assertNull(source.getTitle());
        assertNull(source.getUrl());
        assertNull(source.getDocId());
        assertNull(source.getSnippet());
    }

    @Test
    public void test_chatSourceSetters() {
        final ChatSource source = new ChatSource();

        source.setIndex(10);
        source.setTitle("Document Title");

                                    }
                                    final IndexRequestBuilder requestBuilder = client.prepareIndex()
                                            .setIndex(configIndex)
                                            .setId(result.get("index").get("_id"))
                                            .setSource(source, XContentType.JSON);
                                    if (createOnly) {

         * Gets the source index.
         *
         * @return the source index
         */
        public int getIndex() {
            return index;
        }

        /**
         * Sets the source index.
         *
         * @param index the source index
         */
        public void setIndex(final int index) {
            this.index = index;
        }

        /**
         * Gets the source title.

                    source.put("throwable", event.getThrowable() != null ? event.getThrowable() : "");
                    source.put("timestamp", event.getTimestamp());
                    bulkRequest.add(client.prepareIndex().setIndex(indexName).setSource(source));
                }
                final BulkResponse response = bulkRequest.execute().actionGet(30_000L);
                if (response.hasFailures()) {

        public void refresh() {
            // Mock implementation
        }

        public void createIndexIfNothing() {
            // Mock implementation
        }

        public String getIndex() {
            return "fess.suggest";
        }

        public long getAllWordsNum() {
            return 100L;
        }

        public long getDocumentWordsNum() {
            return 50L;

            }
        }

        final BulkRequestBuilder bulkDelete = client.prepareBulk();
        for (final String docId : docIds) {
            bulkDelete.add(client.prepareDelete().setIndex(indexName).setId(docId));
        }
        bulkDelete.execute().actionGet(fessConfig.getIndexSearchTimeout());

        // Delete any remaining events beyond the search size limit (discard overflow)
        try {