https://codesandbox.io/s/upbeat-frost-3tt25

1. Press Suspend, see "Loading..."
2. Wait five seconds, you'll see "Happy birthday" at some point 
3. You won't see it again no matter how long you wait

Expected: you'll see it every five seconds.
'Commit root',
    ]);
    
    expect(Scheduler).toFlushAndYield([
      'Effect [A]',
      
      
      'Effect [C]',
      'Effect [Loading...]',
    ]);
    expect(ReactNoop).toMatchRenderedOutput(
      <>
        <span hidden={true} prop="A" />
        <span hidden={true} prop="C" />
        <span prop="Loading..." />
      </>,
    );
    Scheduler.unstable_advanceTime(500);
    await advanceTimers(500);
    expect(Scheduler).toHaveYielded(['Promise resolved [B]']);
    if (
      ReactFeatureFlags.deferPassiveEffectCleanupDuringUnmount &&
      ReactFeatureFlags.runAllPassiveEffectDestroysBeforeCreates
    ) {
      expect(Scheduler).toFlushAndYield([
        'B',
        'Destroy Layout Effect [Loading...]',
        'Layout Effect [B]',
        'Destroy Effect [Loading...]',
        'Effect [B]',