public void Should_set_snapshot_version_on_save()
{
//Arrange
var domainEvent = new TestDomainEvent();
var sut = new TestSnapshotAggregateRoot(Guid.NewGuid());
sut.LoadFromHistory(new [] { domainEvent, domainEvent });
//Act
var(_, snapshotVersion) = ((ISnapshotableEntity)sut).TakeSnapshot();
//Assert
sut.Version.Should().Be(snapshotVersion);
}
public void Should_set_aggregate_version_on_load()
{
//Arrange
var sut = new TestSnapshotAggregateRoot(Guid.NewGuid());
var snapshot = new TestSnapshot {
Prop = "EEE"
};
var snapshotVersion = 5;
//Act
((ISnapshotableEntity)sut).ApplySnapshot(snapshot, snapshotVersion);
//Assert
sut.Version.Should().Be(snapshotVersion);
}
public void Should_support_serialization()
{
//Arrange
var sut = new TestSnapshotAggregateRoot(Guid.NewGuid());
var snapshot = new TestSnapshot();
((ISnapshotableEntity)sut).ApplySnapshot(snapshot, 5);
//Act
var serializedObject = JsonConvert.SerializeObject(sut);
var deserializedObject = JsonConvert.DeserializeObject <TestSnapshotAggregateRoot>(serializedObject);
//Assert
deserializedObject.Should().Be(sut);
}
public async Task Should_save_snapshot_in_snapshot_store_when_aggregate_is_saved()
{
//Arrange
var snapshotStore = Mock.Of <ISnapshotStore>();
var sut = new EventSourcedRepository <TestSnapshotAggregateRoot>(Mock.Of <IEventStore>(), snapshotStore, Mock.Of <IMediator>(), new EventSourcingOptions {
DefaultSnapshotVersionFrequency = 1
}, Mock.Of <ILogger <EventSourcedRepository <TestSnapshotAggregateRoot> > >());
var domainEvent = Mock.Of <IDomainEvent>();
var domainEvents = new List <IDomainEvent> {
domainEvent
};
var testAggregate = new TestSnapshotAggregateRoot(Guid.NewGuid(), 1000, 1, 10, domainEvents);
//Act
await sut.SaveAsync(testAggregate, CancellationToken.None);
//Assert
Mock.Get(snapshotStore)
.Verify(
x => x.StoreSnapshotAsync(It.IsAny <SnapshotEnvelope>(), It.IsAny <CancellationToken>()),
Times.Once);
}
public async Task Should_not_take_snapshot_below_custom_frequency()
{
//Arrange
var snapshotStore = Mock.Of <ISnapshotStore>();
var options = new EventSourcingOptions {
DefaultSnapshotVersionFrequency = 10
};
var sut = new EventSourcedRepository <TestSnapshotAggregateRoot>(Mock.Of <IEventStore>(), snapshotStore, Mock.Of <IMediator>(), options, Mock.Of <ILogger <EventSourcedRepository <TestSnapshotAggregateRoot> > >());
var domainEvent = Mock.Of <IDomainEvent>();
var domainEvents = new List <IDomainEvent> {
domainEvent
};
var testAggregate = new TestSnapshotAggregateRoot(Guid.NewGuid(), 2, 1, 2, domainEvents);
//Act
await sut.SaveAsync(testAggregate, CancellationToken.None);
//Assert
Mock.Get(snapshotStore)
.Verify(
x => x.StoreSnapshotAsync(It.IsAny <SnapshotEnvelope>(), It.IsAny <CancellationToken>()),
Times.Never);
}
