public void PruneTest1() { Span <CoinEvent> events = stackalloc CoinEvent[3]; events[0] = new CoinEvent(_1, CoinEventKind.Production); events[1] = new CoinEvent(_2, CoinEventKind.Consumption); events[2] = new CoinEvent(_2_1, CoinEventKind.Consumption); Assert.True(_lineage.IsCoinPrunable(events)); }