ObservingSchedulerType

Drive the virtual clock forward. TestScheduler.Advance is NOT thread-safe (racy clock update + snapshot/execute/remove), and the controller agent advances on its own thread — serialize all advances through this lock or a due item can be delivered twice.

Cancel via wrapper with name

Fallback ScheduleOnce without name

Schedule a one-time action with optional name

Fallback ScheduleRepeatedly without name

Schedule a repeated action with optional name

Fallback ScheduleTellOnce without name

Schedule a one-time Tell with optional name

Fallback ScheduleTellRepeatedly without name

Schedule repeated Tell with optional name

The virtual clock's current time.

Fired whenever a ScheduledItem is enqueued

Fired whenever a ScheduledItem is cancelled