public DefaultEventSerializer(
ISerializer serializer,
IEventMetadataProvider metadataProvider,
ILogger <DefaultEventSerializer> logger)
{
_serializer = serializer ?? throw new ArgumentNullException(nameof(serializer));
_metadataProvider = metadataProvider ?? throw new ArgumentNullException(nameof(metadataProvider));
_logger = logger ?? throw new ArgumentNullException(nameof(logger));
}
public Repository(IEventStoreTransaction transaction, IEventMetadataProvider metadataProvider)
{
_transaction = Check.NotNull(transaction, nameof(transaction));
_metadataProvider = Check.NotNull(metadataProvider, nameof(metadataProvider));
}
public void SaveAndGet(
TestEventStore store,
Repository <Customer> repo,
Customer c,
Customer duplicate,
Customer invalid,
List <IEvent> allChanges
)
{
GIVEN["a TestEventStore"] = () => store = new TestEventStore();
GIVEN["a repository"] = () => {
IEventMetadataProvider provider = Substitute.For <IEventMetadataProvider>();
provider.Provide().Returns(new DefaultEventMetadata(DateTime.Now));
repo = new Repository <Customer>(store.UseTransaction(null), provider);
};
AND["a new customer with pending changes"] = () => {
IEvent[] changes = { new Customer.Created(), new Customer.Promoted() };
allChanges = new List <IEvent>(changes);
c = Substitute.For <Customer>(ID.NewID());
c.SetupGetChanges(isNew: true, changes);
};
When["calling Save"] = () => Save(repo, c);
THEN["the changes are stored in the event store"] = () =>
store.All.Single().Events.Should().BeEquivalentTo(c.RecordedChanges);
AND["ClearChanges was called"] = () => c.Received().ClearChanges();
GIVEN["an existing customer with changes"] = () => {
IEvent[] changes = { new Customer.AddressChanged() };
allChanges.AddRange(changes);
c.SetupGetChanges(isNew: false, changes);
};
When["calling Save"] = () => Save(repo, c);
THEN["the changes are stored in the event store"] = () =>
store.All.ElementAt(1).Events.Should().BeEquivalentTo(c.RecordedChanges);
GIVEN["a new customer with an existing ID"] = () => {
duplicate = new Customer(c.ID);
duplicate.SetupGetChanges(isNew: true);
};
Then["calling Save", ThrowsA <InvalidOperationException>()] = () => Save(repo, duplicate);
GIVEN["a new customer where Changeset.IsNew returns false"] = () => {
invalid = new Customer(ID.NewID());
invalid.SetupGetChanges(isNew: false);
};
Then["calling Save", ThrowsA <InvalidOperationException>()] = () => Save(repo, invalid);
When["saving a second customr"] = () => {
Customer second = new Customer(ID.NewID());
second.SetupGetChanges(isNew: true, new Customer.Created());
return(Save(repo, second));
};
And["getting the first object"] = async() => c = await repo.Get(c.ID);
THEN["Restore was called with the original events"] = () =>
c.RestoreArgument.Should().BeEquivalentTo(allChanges, o => o.WithStrictOrdering());
}
