public async Task with_restart() { var memory = new MemoryStorageDriver(); var cache = new Testing.InMemoryCache(); var ew = new EventStreamWrapper <TstEvent, CheckSequence>( memory, new [] { new CheckSequence.Projection() }, cache ); await ew.AppendEventsAsync(new[] { new TstEvent(1) }); await ew.AppendEventsAsync(new[] { new TstEvent(2) }); await ew.AppendEventsAsync(new[] { new TstEvent(3) }); await ew.TrySaveAsync(); await ew.AppendEventsAsync(new[] { new TstEvent(4) }); await ew.AppendEventsAsync(new[] { new TstEvent(5) }); Assert.Equal(5u, ew.Current.LastEvt); // try to read: var ew2 = new EventStreamWrapper <TstEvent, CheckSequence>( memory, new[] { new CheckSequence.Projection() }, cache); await ew2.InitializeAsync(); Assert.Equal(5u, ew2.Current.LastEvt); }
public async Task without_restart() { var memory = new MemoryStorageDriver(); var ew = new EventStreamWrapper <TstEvent, CheckSequence>( memory, new [] { new CheckSequence.Projection() }, null ); await ew.AppendEventsAsync(new[] { new TstEvent(1) }); await ew.AppendEventsAsync(new[] { new TstEvent(2) }); await ew.AppendEventsAsync(new[] { new TstEvent(3) }); Assert.Equal(3u, ew.Current.LastEvt); // try to read: var ew2 = new EventStreamWrapper <TstEvent, CheckSequence>( memory, new[] { new CheckSequence.Projection() }, null); await ew2.InitializeAsync(); Assert.Equal(3u, ew2.Current.LastEvt); }
/// <summary> Append events, constructed from the state, to the stream. </summary> /// <remarks> /// Builder returns array of events to be appended. It may be called more than /// once. /// </remarks> public Task <AppendResult> AppendEventsAsync( Func <TState, Append <TEvent> > builder, CancellationToken cancel) => EnqueueAction(c => Wrapper.AppendEventsAsync(builder, c), cancel);