public async Task GivenNoMatchingFeatures_WhenLoading_ThenWeDontUpdateTheCreatedEvent()
{
var created = new FeatureCreatedEvent {
Name = "🦝",
Path = "let/me/show/you",
};
var assigned = new StrategyAssignedEvent {
Name = "bob",
Path = "let/me/show/you",
StrategyName = StrategyNames.IsOn,
Settings = "settings",
};
var client = this.GivenIEventStoreClient()
.WithAppendToStreamAsync(this._featureStream);
var reader = this.GivenIReadStreamedEvents <FeatureStream>()
.WithEvents(new List <IEvent> {
created, assigned
});
await this
.GivenAggregate(reader.Object, client.Object)
.WithLoad()
.ThenExceptionIsThrown <FeatureNotFoundException>();
}
public async Task GivenAPublishedFeature_WhenAssigningAStrategy_ThenWeThrow()
{
var created = new FeatureCreatedEvent {
Name = "bob",
Path = "let/me/show/you",
};
var published = new FeaturePublishedEvent {
Name = created.Name,
Path = created.Path,
};
var assigned = new StrategyAssignedEvent {
Name = created.Name,
Path = created.Path,
StrategyName = "yolo",
Settings = "settings",
};
var client = this.GivenIEventStoreClient()
.WithAppendToStreamAsync(this._featureStream);
var reader = this.GivenIReadStreamedEvents <FeatureStream>()
.WithEvents(new List <IEvent> {
created,
published,
assigned,
});
await this
.GivenAggregate(reader.Object, client.Object)
.WithLoad()
.ThenExceptionIsThrown <FeatureIsNotInDraftException>();
}
public static EventData ToEventData(this StrategyAssignedEvent assignedEvent, JsonSerializerOptions settings = null !)
{
var contentBytes = JsonSerializer.SerializeToUtf8Bytes(assignedEvent, settings);
return(new EventData(
eventId: Uuid.NewUuid(),
type: assignedEvent.Type,
data: contentBytes
));
}
public async Task GivenAMatchingFeatureButNOMatchingStrategy_WhenLoadingStrategyUnassigned_ThenWeChangeNothing()
{
var notMe = new FeatureCreatedEvent {
Name = "🌲",
Path = "let/me/show/you",
};
var created = new FeatureCreatedEvent {
Name = "bob",
Path = "let/me/show/you",
};
var assigned = new StrategyAssignedEvent {
Name = created.Name,
Path = created.Path,
StrategyName = "yolo",
Settings = "settings",
};
var unassigned = new StrategyUnAssignedEvent {
Name = created.Name,
Path = created.Path,
StrategyName = StrategyNames.IsOn,
};
var reader = this.GivenIReadStreamedEvents <FeatureStream>()
.WithEvents(new List <IEvent> {
created, notMe, assigned, unassigned
});
var client = this.GivenIEventStoreClient()
.WithAppendToStreamAsync(this._featureStream);
var aggregate = await this
.GivenAggregate(reader.Object, client.Object)
.WithLoad()();
var features = aggregate.Features.ToList();
features.Select(_ => _.Name).Should()
.BeEquivalentTo(new List <string> {
created.Name, notMe.Name
});
features.Where(_ => _.Name == unassigned.Name)
.SelectMany(_ => _.Strategies.Select(s => s.Name))
.Should()
.BeEquivalentTo(new List <string>
{
"yolo",
});
}
public async Task GivenAMatchingFeature_WhenPublishingStrategyAssigned_ThenWePublishTheFeature()
{
var notMe = new FeatureCreatedEvent {
Name = "🌲",
Path = "let/me/show/you",
};
var created = new FeatureCreatedEvent {
Name = "bob",
Path = "let/me/show/you",
};
var client = this.GivenIEventStoreClient()
.WithAppendToStreamAsync(this._featureStream);
var reader = this.GivenIReadStreamedEvents <FeatureStream>()
.WithEvents(new List <IEvent> {
created, notMe
});
var assigned = new StrategyAssignedEvent {
Name = "bob",
Path = "let/me/show/you",
StrategyName = StrategyNames.IsOn,
Settings = "settings",
};
var aggregate = await this
.GivenAggregate(reader.Object, client.Object)
.WithLoad()();
await aggregate
.WhenPublishing(assigned)
.ThenWePublish(client, assigned);
var features = aggregate.Features.ToList();
features.Select(_ => _.Name).Should()
.BeEquivalentTo(new List <string> {
created.Name, notMe.Name
});
features.Where(_ => _.Name == assigned.Name)
.SelectMany(_ => _.Strategies.Select(s => s.Name))
.Should()
.BeEquivalentTo(new List <string> {
StrategyNames.IsOn
});
}
private void Apply(StrategyAssignedEvent e)
{
var pathAndName = PathHelper.CombineNameAndPath(e.Path, e.Name);
var exists = this.Features.Any(_ => PathHelper.CombineNameAndPath(_.Path, _.Name).Equals(pathAndName));
if (!exists)
{
throw new FeatureNotFoundException(e.Path, e.Name);
}
var features = this.Features
.Select(f =>
{
if (PathHelper.CombineNameAndPath(f.Path, f.Name).Equals(pathAndName))
{
if (f.State != FeatureState.Draft)
{
throw new FeatureIsNotInDraftException();
}
return(new Feature
{
Name = f.Name,
CreatedBy = f.CreatedBy,
CreatedOn = f.CreatedOn,
UpdatedOn = e.AssignedOn,
Path = f.Path,
State = f.State,
Strategies = f.Strategies.Append(new FeatureStrategy
{
Name = e.StrategyName,
Value = e.Settings
})
});
}
return(f);
});
this.Features = features.ToList();
}
public static async Task ThenWePublish(
this Func <Task> funk,
Mock <IEventStoreClient> mockedClient,
StrategyAssignedEvent e)
{
await funk();
mockedClient.Verify(
_ => _.AppendToStreamAsync(
It.IsAny <FeatureStream>(),
It.IsAny <StreamState>(),
It.Is <IEnumerable <EventData> >(items =>
items.All(ed =>
ed.Type.Equals(EventTypes.StrategyAssigned) &&
JsonSerializer.Deserialize <StrategyAssignedEvent>(ed.Data.ToArray(), null) !.Name.Equals(e.Name, StringComparison.InvariantCultureIgnoreCase)
)),
It.IsAny <Action <EventStoreClientOperationOptions>?>(),
It.IsAny <UserCredentials?>(),
It.IsAny <CancellationToken>()),
Times.Once());
}
public async Task GivenNoFeatures_WhenPublishingStrategyAssignedEvent_ThenWePublishEventThoguhIDontExist()
{
var client = this.GivenIEventStoreClient()
.WithAppendToStreamAsync(this._featureStream);
var reader = this.GivenIReadStreamedEvents <FeatureStream>()
.WithEvents(Enumerable.Empty <IEvent>());
var assigned = new StrategyAssignedEvent {
Name = "bob",
Path = "let/me/show/you",
StrategyName = StrategyNames.IsOn,
Settings = "settings",
};
var aggregate = await this
.GivenAggregate(reader.Object, client.Object)
.WithLoad()();
await aggregate
.WhenPublishing(assigned)
.ThenExceptionIsThrown <FeatureNotFoundException>();
}
