public void save_is_idempotent()
{
var insert = new InsertEvent()
{
Text = "one"
};
var update = new UpdateEvent()
{
Text = "update"
};
_projection.On(insert);
_projection.On(update);
update.Text = "skipped update";
_projection.On(update);
var loaded = _collection.Where(x => x.Id == update.AggregateId).Single();
Assert.AreEqual(2, loaded.ProcessedEvents.Count);
Assert.IsTrue(loaded.ProcessedEvents.Contains(insert.MessageId));
Assert.IsTrue(loaded.ProcessedEvents.Contains(update.MessageId));
Assert.AreEqual("update", loaded.Text);
Assert.AreEqual(2, SpyNotifier.Counter);
}
public void upsert_update_old_readmodel()
{
var insert = new InsertEvent()
{
Text = "one"
};
var update = new InsertEvent()
{
Text = "one"
};
update.AssignIdForTest(insert.AggregateId);
_collection.Insert(insert, new MyReadModel()
{
Id = insert.AggregateId,
Text = "created"
});
_collection.Upsert(
update,
update.AggregateId,
() => new MyReadModel()
{
Id = insert.AggregateId,
Text = "created"
},
r => { r.Text = "updated"; }
);
var saved = _collection.All.FirstOrDefault(x => x.Id == insert.AggregateId);
Assert.IsNotNull(saved);
Assert.AreEqual("updated", saved.Text);
}
public void delete_is_idempotent()
{
var insert = new InsertEvent()
{
Text = "one"
};
var delete = new DeleteEvent();
_projection.On(insert);
_projection.On(delete);
_projection.On(delete);
var loaded = _collection.FindOneById(delete.AggregateId);
Assert.IsNull(loaded);
}
public void delete_does_not_generates_multiple_notifications()
{
var insert = new InsertEvent()
{
Text = "one"
};
var delete = new DeleteEvent();
_projection.On(insert);
_projection.On(delete);
_projection.On(delete);
var loaded = _collection.FindOneById(delete.AggregateId);
Assert.AreEqual(2, SpyNotifier.Counter);
}
public async Task delete_does_not_generates_multiple_notifications()
{
var insert = new InsertEvent()
{
Text = "one"
};
var delete = new DeleteEvent();
await _projection.On(insert);
await _projection.On(delete);
await _projection.On(delete);
Assert.AreEqual(2, SpyNotifier.Counter);
}
public void insert_is_idempotent()
{
var evt = new InsertEvent()
{
Text = "one"
};
_projection.On(evt);
evt.Text = "two";
_projection.On(evt);
var loaded = _collection.Where(x => x.Id == evt.AggregateId).Single();
Assert.AreEqual(1, loaded.ProcessedEvents.Count);
Assert.IsTrue(loaded.ProcessedEvents.Contains(evt.MessageId));
Assert.AreEqual("one", loaded.Text);
Assert.AreEqual(1, SpyNotifier.Counter);
}
public async Task delete_is_idempotent()
{
var insert = new InsertEvent()
{
Text = "one"
};
var delete = new DeleteEvent();
await _projection.On(insert);
await _projection.On(delete);
await _projection.On(delete);
var loaded = await _collection.FindOneByIdAsync(delete.AggregateId.AsString());
Assert.IsNull(loaded);
}
public async Task upsert_create_new_readmodel()
{
var insert = new InsertEvent()
{
Text = "one"
};
await _collection.UpsertAsync(
insert,
insert.AggregateId.AsString(),
() => new MyReadModel()
{
Id = insert.AggregateId.AsString(),
Text = "created"
},
r => { r.Text = "updated"; }
);
var saved = _collection.All.FirstOrDefault(x => x.Id == insert.AggregateId.AsString());
Assert.IsNotNull(saved);
Assert.AreEqual("created", saved.Text);
}