final Document document = getDocument(data);

        ComponentUtil.setFessConfig(new FessConfig.SimpleImpl() {
            private static final long serialVersionUID = 1L;

            @Override
            public String getCrawlerDocumentHtmlPrunedTags() {
                return "";
            }
        });

        return response;
    }

    private void setupMockFessConfig() {
        ComponentUtil.setFessConfig(new FessConfig.SimpleImpl() {
            private static final long serialVersionUID = 1L;

            @Override
            public String getIndexConfigIndex() {
                return "fess_config";
            }

            @Override
            public Integer getCoordinatorPollIntervalAsInteger() {

        assertFalse(json.contains("\"cache\""));
    }

    private static class TestFessConfig extends FessConfig.SimpleImpl {
        private static final long serialVersionUID = 1L;

        private final String exportPath;
        private final String excludeFields;
        private final String scrollSize;

    // CONTAINS_VALUE_RETRIES increases, though without locking it is theoretically possible.
    Segment<K, V, E, S>[] segments = this.segments;
    long last = -1L;
    for (int i = 0; i < CONTAINS_VALUE_RETRIES; i++) {
      long sum = 0L;
      for (Segment<K, V, E, S> segment : segments) {
        // ensure visibility of most recent completed write

    // CONTAINS_VALUE_RETRIES increases, though without locking it is theoretically possible.
    Segment<K, V, E, S>[] segments = this.segments;
    long last = -1L;
    for (int i = 0; i < CONTAINS_VALUE_RETRIES; i++) {
      long sum = 0L;
      for (Segment<K, V, E, S> segment : segments) {
        // ensure visibility of most recent completed write