// This method gets called by the runtime.
// Use this method to add services to the container.
public void ConfigureServices(IServiceCollection services)
{
services.AddBookStore(Configuration, _loggerFactory);
var bookDetailLookup = new BookDetailLookup(
Configuration.GetOrThrow("GOOGLE_PROJECT_ID"), _loggerFactory);
bookDetailLookup.StartPullLoop(
services.BuildServiceProvider().GetService<IBookStore>(),
new CancellationTokenSource().Token);
}
protected void Application_Start()
{
AreaRegistration.RegisterAllAreas();
GlobalConfiguration.Configure(WebApiConfig.Register);
// Launch a thread that watches the book detail subscription.
var container = App_Start.UnityConfig.GetConfiguredContainer();
var bookDetailLookup = new BookDetailLookup(LibUnityConfig.ProjectId);
bookDetailLookup.CreateTopicAndSubscription();
var pullTask = bookDetailLookup.StartPullLoop(container.Resolve<IBookStore>(),
new CancellationTokenSource().Token);
}
public void TestLoop()
{
var options = new BookDetailLookup.Options();
options.SubscriptionName += "-test";
options.TopicName += "-test";
BookDetailLookup bookDetailLookup =
new BookDetailLookup(_projectId, new LoggerFactory(), options);
bookDetailLookup.CreateTopicAndSubscription();
var cancel = new CancellationTokenSource();
var pullTask = bookDetailLookup.StartPullLoop(new FakeBookStore(), cancel.Token);
cancel.CancelAfter(100);
pullTask.Wait();
}
public static void AddBookDetailLookup(this IServiceCollection services, string projectId,
Action<BookDetailLookup.Options> optionSetter = null)
{
services.AddSingleton<BookDetailLookup>(provider =>
{
var options = new BookDetailLookup.Options();
if (optionSetter != null) optionSetter(options);
var bookDetailLookup = new BookDetailLookup(
projectId, provider.GetService<ILoggerFactory>(), options);
bookDetailLookup.CreateTopicAndSubscription();
return bookDetailLookup;
});
}
public void TestPubsub()
{
var options = new BookDetailLookup.Options();
options.SubscriptionName += "-test";
options.TopicName += "-test";
BookDetailLookup bookDetailLookup =
new BookDetailLookup(_projectId, new LoggerFactory(), options);
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();
}
