}

    public void test_clear() {
        KeyMatchPager keyMatchPager = new KeyMatchPager();
        keyMatchPager.id = "testId";
        keyMatchPager.term = "testTerm";
        keyMatchPager.query = "testQuery";
        keyMatchPager.versionNo = "1";
        keyMatchPager.setAllRecordCount(100);
        keyMatchPager.setAllPageCount(10);
        keyMatchPager.setExistPrePage(true);
        keyMatchPager.setExistNextPage(true);

            return QueryBuilders.matchAllQuery();
        }

        @Override
        protected String getQueryClassName() {
            return "TestQuery";
        }

        // Expose protected methods for testing
        @Override
        public boolean isSearchField(String field) {
            return super.isSearchField(field);
        }