final int maxQueryLength = fessConfig.getQueryMaxLengthAsInteger();
        final StringBuilder queryBuf = new StringBuilder(255);

        final String query = buildBaseQuery();
        if (StringUtil.isNotBlank(query)) {
            queryBuf.append(escapeQuery(query));
        }

        stream(params.getExtraQueries())

            q = query + " " + additionalQuery;
        } else {
            q = query;
        }

        final QueryContext queryContext = new QueryContext(q, true);
        buildBaseQuery(queryContext, context);
        buildBoostQuery(queryContext);
        buildRoleQuery(queryContext, searchRequestType);
        buildVirtualHostQuery(queryContext, searchRequestType);

            assertNotNull(e.getMessage());
        }
    }

    @Test
    public void test_buildBaseQuery_invalidQuery() {
        try {
            queryHelper.buildBaseQuery(new QueryContext("field:[invalid", true), ctx -> {
                // Empty context consumer
            });
            // Some invalid queries might be handled gracefully
        } catch (InvalidQueryException e) {

            }));
            stream(facetInfo.query).of(stream -> stream.forEach(fq -> {
                final QueryContext facetContext = new QueryContext(fq, false);
                queryHelper.buildBaseQuery(facetContext, c -> {});
                final String encodedFacetQuery = BaseEncoding.base64().encode(fq.getBytes(StandardCharsets.UTF_8));
                final FilterAggregationBuilder filterBuilder =