public void when_converting_to_a_storage_event_it_succeeds()
{
var id = Guid.NewGuid();
var body = new OrderCreated("TEST-ORDER");
var metadata = new TestMetadata {
Value = "TEST-VALUE"
};
var sut = new DocumentDbStorageEvent
{
StreamId = "TEST-STREAM",
Body = JObject.FromObject(body),
BodyType = "OrderCreated",
Metadata = JObject.FromObject(metadata),
MetadataType = "TestMetadata",
EventNumber = 1,
EventId = id
};
var typeMap = new ConfigurableSerializationTypeMap().RegisterTypes(
typeof(OrderCreated).GetTypeInfo().Assembly,
t => t.Namespace != null && t.Namespace.EndsWith("Events"),
t => t.Name);
var result = sut.ToStorageEvent(typeMap);
Assert.That(result.StreamId, Is.EqualTo(sut.StreamId));
Assert.That(((OrderCreated)result.EventBody).OrderId, Is.EqualTo(body.OrderId));
Assert.That(((TestMetadata)result.Metadata).Value, Is.EqualTo(metadata.Value));
Assert.That(result.EventNumber, Is.EqualTo(sut.EventNumber));
Assert.That(result.EventId, Is.EqualTo(sut.EventId));
}
public async Task ProcessChangesAsync(ChangeFeedObserverContext context, IReadOnlyList <Document> docs)
{
foreach (var doc in docs)
{
var @event = DocumentDbStorageEvent.FromDocument(doc).ToStorageEvent(typeMap);
switch (@event.EventBody)
{
case OrderCreated body:
await Project(@event, body);
break;
case OrderDispatched e:
break;
}
}
Console.WriteLine($"Got {docs.Count} events!");
}