public async Task OnFindAsync_WithVersion_BuildAggregateFromEventStoreAndSnapshotStore()
{
var fakeAggregate = new FakeAggregate(Guid.Empty);
var fakeEvent1 = new FakeEvent(Guid.Empty, 1, "Version 1");
var fakeEvent2 = new FakeEvent(Guid.Empty, 2, "Version 2");
var fakeEvent3 = new FakeEvent(Guid.Empty, 3, "Version 3");
fakeAggregate.Hydrate(new Event[] { fakeEvent1 });
var mockEventStore = new Mock <IEventStore>();
var mockSnapshotStore = new Mock <ISnapshotStore>();
mockSnapshotStore.Setup(t => t.GetByIdAsync <FakeAggregate>(Guid.Empty, 2)).ReturnsAsync(fakeAggregate);
mockEventStore.Setup(t => t.LoadByMaxVersionAsync <FakeAggregate>(Guid.Empty, 1, 2)).ReturnsAsync(new Event[] { fakeEvent2 });
var sut = new Repository(
mockEventStore.Object,
mockSnapshotStore.Object,
Mock.Of <IEventBus>(),
Mock.Of <ILogger>()
);
var aggregate = await sut.GetByIdAsync <FakeAggregate>(Guid.Empty, 2);
mockSnapshotStore.Verify(t => t.GetByIdAsync <FakeAggregate>(Guid.Empty, 2));
mockEventStore.Verify(t => t.LoadByMaxVersionAsync <FakeAggregate>(Guid.Empty, 1, 2));
Assert.Same(fakeAggregate, aggregate);
Assert.Equal(fakeEvent2.Value, fakeAggregate.Value);
}
public async Task OnFindAsync_BuildAggregateFromEventStoreAndSnapshotStore()
{
var fakeAggregate = new FakeAggregate(Guid.Empty);
var fakeEvent = new FakeEvent(Guid.Empty, 1, "Fake Value");
var mockEventStore = new Mock <IEventStore>();
var mockSnapshotStore = new Mock <ISnapshotStore>();
mockSnapshotStore.Setup(t => t.GetByIdAsync <FakeAggregate>(Guid.Empty)).ReturnsAsync(fakeAggregate);
mockEventStore.Setup(t => t.LoadAsync <FakeAggregate>(Guid.Empty, 0)).ReturnsAsync(Enumerable.Repeat(fakeEvent, 1));
var sut = new Repository(
mockEventStore.Object,
mockSnapshotStore.Object,
Mock.Of <IEventBus>(),
Mock.Of <ILogger>()
);
var aggregate = await sut.GetByIdAsync <FakeAggregate>(Guid.Empty);
mockSnapshotStore.Verify(t => t.GetByIdAsync <FakeAggregate>(Guid.Empty));
mockEventStore.Verify(t => t.LoadAsync <FakeAggregate>(Guid.Empty, 0));
Assert.Same(fakeAggregate, aggregate);
Assert.Equal(fakeEvent.Value, fakeAggregate.Value);
}
public void JsonAggregateSerializer_SerializesAggregateProperly()
{
var sut = new JsonAggregateSerializer();
var aggregate = new FakeAggregate(Guid.Empty);
var bytes = sut.Serialize(aggregate);
Assert.NotNull(bytes);
Assert.NotEmpty(bytes);
}
public async Task OnFindAsync_BuildAggregateFromSnapshotStore()
{
var fakeAggregate = new FakeAggregate(Guid.Empty);
var mockSnapshotStore = new Mock <ISnapshotStore>();
mockSnapshotStore.Setup(t => t.GetByIdAsync <FakeAggregate>(Guid.Empty)).ReturnsAsync(fakeAggregate);
var sut = new Repository(
Mock.Of <IEventStore>(),
mockSnapshotStore.Object,
Mock.Of <IEventBus>(),
Mock.Of <ILogger>()
);
var aggregate = await sut.GetByIdAsync <FakeAggregate>(Guid.Empty);
mockSnapshotStore.Verify(t => t.GetByIdAsync <FakeAggregate>(Guid.Empty));
Assert.Same(fakeAggregate, aggregate);
}
public async Task OnSaveChangesAsync_EventsPublishedToBus()
{
var fakeAggregate = new FakeAggregate(Guid.Empty);
var mockBus = new Mock <IEventBus>();
mockBus.Setup(t => t.PublishEventsAsync(It.IsAny <FakeEvent>())).Returns(Task.FromResult(0));
var sut = new Repository(
Mock.Of <IEventStore>(),
Mock.Of <ISnapshotStore>(),
mockBus.Object,
Mock.Of <ILogger>()
);
fakeAggregate.Fire("Fake Value");
sut.Save(fakeAggregate);
await sut.SaveChangesAsync();
mockBus.Verify(t => t.PublishEventsAsync(It.IsAny <FakeEvent>()));
}
public async Task OnSaveChangesAsync_EventsSentToEventStore()
{
var mockEventStore = new Mock <IEventStore>();
var fakeAggregate = new FakeAggregate(Guid.Empty);
mockEventStore.Setup(t => t.Save(typeof(FakeAggregate), It.IsAny <FakeEvent>()));
mockEventStore.Setup(t => t.SaveChangesAsync()).Returns(Task.FromResult(0));
var sut = new Repository(
mockEventStore.Object,
Mock.Of <ISnapshotStore>(),
Mock.Of <IEventBus>(),
Mock.Of <ILogger>()
);
fakeAggregate.Fire("Fake Value");
sut.Save(fakeAggregate);
await sut.SaveChangesAsync();
mockEventStore.Verify(t => t.Save(typeof(FakeAggregate), (It.IsAny <FakeEvent>())));
mockEventStore.Verify(t => t.SaveChangesAsync());
}