Function flush_no_op_when_memtable_empty

nodedb/src/engine/array/flush.rs:157–162

()

    #[test]
    fn flush_no_op_when_memtable_empty() {
        let dir = TempDir::new().unwrap();
        let mut e = ArrayEngine::new(ArrayEngineConfig::new(dir.path().to_path_buf())).unwrap();
        e.open_array(aid(), schema(), 0x1).unwrap();
        assert!(e.flush(&aid(), 1).unwrap().is_none());
    }
}