assertTrue(keywords.isEmpty());
    }

    // Test addHighlightedQuery with null highlightedQuerySet
    public void test_addHighlightedQuery_nullSet() {
        queryContext = new QueryContext("test", false);
        queryContext.addHighlightedQuery("text");
        // Should not throw exception
    }

    // Test addHighlightedQuery with valid set
    public void test_addHighlightedQuery_validSet() {

            final float boost, final String field, final String text) {
        context.addFieldLog(field, text);
        context.addHighlightedQuery(text);
        return buildMatchPhraseQuery(field, text).boost(boost);
    }

    /**
     * Converts a term query to a keyword-based exact term query.
     *