public async Task Queues_for_delayed_execution()
{
ScheduledProducerSettings settings = new ScheduledProducerSettings
{
DelayTasks = true,
Concurrency = 1,
SleepInterval = TimeSpan.FromMilliseconds(100),
Store = new InMemoryScheduleStore()
};
ScheduledProducer scheduler = new ScheduledProducer(settings);
scheduler.ScheduleAsync <StaticCountingHandler>(o =>
{
o.RunAt = DateTimeOffset.UtcNow + TimeSpan.FromMilliseconds(300);
}, h =>
{
h.SomeOption = "SomeValue";
});
scheduler.Start(); // <-- starts background thread to poll for tasks
Assert.True(StaticCountingHandler.Count == 0, "handler should not have queued immediately since tasks are delayed");
await Task.Delay(1000); // <-- should poll for tasks about 10 times
Assert.True(StaticCountingHandler.Count > 0, "handler should have executed since we scheduled it in the future");
Assert.True(StaticCountingHandler.Count == 1, "handler should have only executed once since it does not repeat");
}
public void Starts_and_stops()
{
ScheduledProducer scheduler = new ScheduledProducer();
scheduler.Start();
scheduler.Stop();
}
public void Queues_for_immediate_execution()
{
ScheduledProducerSettings settings = new ScheduledProducerSettings {
DelayTasks = false
};
ScheduledProducer scheduler = new ScheduledProducer(settings);
scheduler.ScheduleAsync <StaticCountingHandler>();
Assert.True(StaticCountingHandler.Count == 1, "handler should have queued immediately since tasks are not delayed");
}
public void Queues_for_delayed_execution_and_continous_repeating_task()
{
using (var db = new SqlServerFixture())
{
MigrationHelper.MigrateToLatest("sqlserver", db.ConnectionString);
ScheduledProducerSettings settings = new ScheduledProducerSettings
{
DelayTasks = true,
Concurrency = 0,
SleepInterval = TimeSpan.FromSeconds(1),
Store = new SqlScheduleStore(db.ConnectionString)
};
ScheduledProducer scheduler = new ScheduledProducer(settings);
scheduler.ScheduleAsync <StaticCountingHandler>(o => o.RepeatIndefinitely(CronTemplates.Minutely()));
scheduler.Start(); // <-- starts background thread to poll for tasks
Assert.True(StaticCountingHandler.Count == 0, "handler should not have queued immediately since tasks are delayed");
Thread.Sleep(TimeSpan.FromMinutes(1.1)); // <-- enough time for the next occurrence
Assert.True(StaticCountingHandler.Count > 0, "handler should have executed since we scheduled it in the future");
Assert.Equal(2, StaticCountingHandler.Count);
}
}
