public async Task Find_restores_aggregate_using_memento_if_found()
{
// Arrange
var user = new FakeUser(id: Guid.NewGuid(), username: Guid.NewGuid().ToString());
IMemento memento = user.SaveToMemento();
user.ChangeUsername(username: Guid.NewGuid().ToString());
IMementoStore mementoStore = Mock.Of <IMementoStore>();
Mock.Get(mementoStore)
.Setup(x => x.Find <FakeUser>(user.Id, default))
.ReturnsAsync(memento);
ISqlEventStore eventStore = Mock.Of <ISqlEventStore>();
Mock.Get(eventStore)
.Setup(x => x.LoadEvents <FakeUser>(user.Id, 1, default))
.ReturnsAsync(user.FlushPendingEvents().Skip(1))
.Verifiable();
var sut = new SqlEventSourcedRepository <FakeUser>(
eventStore,
Mock.Of <ISqlEventPublisher>(),
mementoStore,
FakeUser.Factory,
FakeUser.Factory);
// Act
FakeUser actual = await sut.Find(user.Id, default);
// Assert
Mock.Get(eventStore).Verify();
actual.ShouldBeEquivalentTo(user);
}
public async Task Find_loads_events()
{
// Arrange
var user = new FakeUser(id: Guid.NewGuid(), username: Guid.NewGuid().ToString());
user.ChangeUsername(username: Guid.NewGuid().ToString());
ISqlEventStore eventStore = Mock.Of <ISqlEventStore>();
Mock.Get(eventStore)
.Setup(x => x.LoadEvents <FakeUser>(user.Id, 0, default))
.ReturnsAsync(user.FlushPendingEvents())
.Verifiable();
var sut = new SqlEventSourcedRepository <FakeUser>(
eventStore,
Mock.Of <ISqlEventPublisher>(),
FakeUser.Factory);
// Act
await sut.Find(user.Id, default);
// Assert
Mock.Get(eventStore).Verify();
}
public async Task FindIdByUniqueIndexedProperty_relays_to_event_store()
{
// Arrange
string name = _fixture.Create <string>();
string value = _fixture.Create <string>();
Guid? expected = _fixture.Create <Guid?>();
ISqlEventStore eventStore = Mock.Of <ISqlEventStore>();
Mock.Get(eventStore)
.Setup(
x =>
x.FindIdByUniqueIndexedProperty <FakeUser>(
name,
value,
CancellationToken.None))
.ReturnsAsync(expected);
var sut = new SqlEventSourcedRepository <FakeUser>(
eventStore,
Mock.Of <ISqlEventPublisher>(),
Mock.Of <Func <Guid, IEnumerable <IDomainEvent>, FakeUser> >());
// Act
Guid?actual = await sut.FindIdByUniqueIndexedProperty(name, value, CancellationToken.None);
// Assert
actual.Should().Be(expected);
}
public async Task SaveAndPublish_saves_events()
{
// Arrange
var user = new FakeUser(id: Guid.NewGuid(), username: Guid.NewGuid().ToString());
string operationId = Guid.NewGuid().ToString();
var correlationId = Guid.NewGuid();
string contributor = Guid.NewGuid().ToString();
user.ChangeUsername(username: Guid.NewGuid().ToString());
var pendingEvents = new List <IDomainEvent>(user.PendingEvents);
ISqlEventStore eventStore = Mock.Of <ISqlEventStore>();
var sut = new SqlEventSourcedRepository <FakeUser>(
eventStore,
Mock.Of <ISqlEventPublisher>(),
FakeUser.Factory);
// Act
await sut.SaveAndPublish(user, operationId, correlationId, contributor);
// Assert
Mock.Get(eventStore).Verify(
x =>
x.SaveEvents <FakeUser>(pendingEvents, operationId, correlationId, contributor, default),
Times.Once());
}
public static ISqlEventStore WithBulkCopyAppend(this ISqlEventStore eventStore)
{
if (eventStore is SqlEventStoreWithBulkCopyAppend)
{
return(eventStore);
}
return(new SqlEventStoreWithBulkCopyAppend(eventStore));
}
public SqlEventSourcedRepository(
ISqlEventStore eventStore,
ISqlEventPublisher eventPublisher,
Func <Guid, IEnumerable <IDomainEvent>, T> entityFactory)
{
_eventStore = eventStore ?? throw new ArgumentNullException(nameof(eventStore));
_eventPublisher = eventPublisher ?? throw new ArgumentNullException(nameof(eventPublisher));
_entityFactory = entityFactory ?? throw new ArgumentNullException(nameof(entityFactory));
}
public SqlEventSourcedRepository(
ISqlEventStore eventStore,
ISqlEventPublisher eventPublisher,
IMementoStore mementoStore,
Func <Guid, IEnumerable <IDomainEvent>, T> entityFactory,
Func <Guid, IMemento, IEnumerable <IDomainEvent>, T> mementoEntityFactory)
: this(eventStore, eventPublisher, entityFactory)
{
_mementoStore = mementoStore ?? throw new ArgumentNullException(nameof(mementoStore));
_mementoEntityFactory = mementoEntityFactory ?? throw new ArgumentNullException(nameof(mementoEntityFactory));
}
public static Task <IEnumerable <IDomainEvent> > LoadEvents <T>(
this ISqlEventStore eventStore,
Guid sourceId)
where T : class, IEventSourced
{
if (eventStore == null)
{
throw new ArgumentNullException(nameof(eventStore));
}
return(eventStore.LoadEvents <T>(sourceId, default(int), CancellationToken.None));
}
public static Task SaveEvents <T>(
this ISqlEventStore eventStore,
IEnumerable <IDomainEvent> events)
where T : class, IEventSourced
{
if (eventStore == null)
{
throw new ArgumentNullException(nameof(eventStore));
}
return(eventStore.SaveEvents <T>(events, null, CancellationToken.None));
}
public void TestInitialize()
{
fixture = new Fixture().Customize(new AutoMoqCustomization());
eventStore = Mock.Of <ISqlEventStore>();
eventPublisher = Mock.Of <ISqlEventPublisher>();
mementoStore = Mock.Of <IMementoStore>();
sut = new SqlEventSourcedRepository <FakeUser>(
eventStore,
eventPublisher,
mementoStore,
FakeUser.Factory,
FakeUser.Factory);
}
public static Task <Guid?> FindIdByUniqueIndexedProperty <T>(
this ISqlEventStore eventStore,
string name,
string value)
where T : class, IEventSourced
{
if (eventStore == null)
{
throw new ArgumentNullException(nameof(eventStore));
}
return(eventStore.FindIdByUniqueIndexedProperty <T>(name, value, CancellationToken.None));
}
public void SaveAndPublish_does_not_saves_memento_if_fails_to_save_events()
{
// Arrange
var user = new FakeUser(id: Guid.NewGuid(), username: Guid.NewGuid().ToString());
string operationId = Guid.NewGuid().ToString();
var correlationId = Guid.NewGuid();
string contributor = Guid.NewGuid().ToString();
ISqlEventStore eventStore = Mock.Of <ISqlEventStore>();
IMementoStore mementoStore = Mock.Of <IMementoStore>();
Mock.Get(eventStore)
.Setup(
x =>
x.SaveEvents <FakeUser>(
It.IsAny <IEnumerable <IDomainEvent> >(),
operationId,
correlationId,
contributor,
default))
.Throws <InvalidOperationException>();
var sut = new SqlEventSourcedRepository <FakeUser>(
eventStore,
Mock.Of <ISqlEventPublisher>(),
mementoStore,
FakeUser.Factory,
FakeUser.Factory);
// Act
Func <Task> action = () => sut.SaveAndPublish(user, operationId, correlationId, contributor);
// Assert
action.ShouldThrow <InvalidOperationException>();
Mock.Get(mementoStore).Verify(
x =>
x.Save <FakeUser>(
user.Id,
It.IsAny <IMemento>(),
It.IsAny <CancellationToken>()),
Times.Never());
}
public async Task Find_returns_null_if_no_event()
{
// Arrange
var userId = Guid.NewGuid();
ISqlEventStore eventStore = Mock.Of <ISqlEventStore>();
Mock.Get(eventStore)
.Setup(x => x.LoadEvents <FakeUser>(userId, 0, default))
.ReturnsAsync(new IDomainEvent[0]);
var sut = new SqlEventSourcedRepository <FakeUser>(
eventStore,
Mock.Of <ISqlEventPublisher>(),
FakeUser.Factory);
// Act
FakeUser actual = await sut.Find(userId, default);
// Assert
actual.Should().BeNull();
}
public async Task FindIdByUniqueIndexedProperty_relays_to_event_store()
{
// Arrange
string name = Guid.NewGuid().ToString();
string value = Guid.NewGuid().ToString();
Guid? expected = Guid.NewGuid();
ISqlEventStore eventStore = Mock.Of <ISqlEventStore>();
Mock.Get(eventStore)
.Setup(x => x.FindIdByUniqueIndexedProperty <FakeUser>(name, value, default))
.ReturnsAsync(expected);
var sut = new SqlEventSourcedRepository <FakeUser>(
eventStore,
Mock.Of <ISqlEventPublisher>(),
FakeUser.Factory);
// Act
Guid?actual = await sut.FindIdByUniqueIndexedProperty(name, value, default);
// Assert
actual.Should().Be(expected);
}
public SqlEventStoreWithBulkCopyAppend(ISqlEventStore eventStore)
: base(eventStore)
{
Database = eventStore.Database;
}
public SqlEventReceiver(ISqlEventStore eventStore)
: this(eventStore, TimeSpan.FromMilliseconds(200))
{
}
public SqlEventReceiver(ISqlEventStore eventStore, TimeSpan pollDelay)
{
_eventStore = eventStore;
_pollDelay = pollDelay;
}