public void tearDown() throws Exception {
        super.tearDown();
        // close runner
        runner.close();
        // delete all files
        runner.clean();
    }

    public void test_insert_deleteTx() {
        final OpenSearchAccessResult accessResult1 = new OpenSearchAccessResult();
        accessResult1.setContentLength(Long.valueOf(10));
        accessResult1.setCreateTime(System.currentTimeMillis());