Function compaction_merges_l0_segments

nodedb/src/engine/array/compact.rs:55–70

()

    #[test]
    fn compaction_merges_l0_segments() {
        let dir = TempDir::new().unwrap();
        let mut cfg = ArrayEngineConfig::new(dir.path().to_path_buf());
        cfg.flush_cell_threshold = 1;
        let mut e = ArrayEngine::new(cfg).unwrap();
        e.open_array(aid(), schema(), 0x1).unwrap();
        for i in 0..4 {
            put_one(&mut e, i, 0, i, (i as u64) + 1);
        }
        assert_eq!(e.store(&aid()).unwrap().manifest().segments.len(), 4);
        let merged = e.maybe_compact(&aid(), None, 0).unwrap();
        assert!(merged);
        let m = e.store(&aid()).unwrap().manifest();
        assert_eq!(m.segments.len(), 1);
        assert_eq!(m.segments[0].level, 1);
    }
}