public void TestPubsub()
{
BookDetailLookup bookDetailLookup = NewBookDetailLookup();
bookDetailLookup.CreateTopicAndSubscription();
bookDetailLookup.EnqueueBook(45);
var cancel = new CancellationTokenSource();
var pullTask = Task.Factory.StartNew(() => bookDetailLookup.PullLoop((long bookId) =>
{
Assert.Equal(45, bookId);
cancel.Cancel();
}, cancel.Token));
pullTask.Wait();
}
