final Map<String, HighlightField> highlightFields = searchHit.getHighlightFields();
        try {
            if (highlightFields != null) {
                highlightFields.values().stream().forEach(highlightField -> {
                    final String text = viewHelper.createHighlightText(highlightField);
                    if (text != null) {

        viewHelper.init();

        try {
            ViewHelper.TextFragment[] result =
                    viewHelper.createTextFragmentsByHighlight(new org.opensearch.search.fetch.subphase.highlight.HighlightField[0]);
            assertNotNull(result);
            assertEquals(0, result.length);
        } catch (Exception e) {
            assertTrue(true);
        }
    }