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.
ReactNoop.render(<Foo showB={true} />);
    expect(Scheduler).toFlushAndYield([
      'A',
      'Suspend! [B]',
      'Loading B',
      'C',
      'A',
      'C',
    ]);
    expect(ReactNoop).toMatchRenderedOutput(
      <>
        <span>A</span>
        <span>C</span>
      </>,
    );
    await B.resolve();
    expect(Scheduler).toFlushAndYield(['B']);
    expect(ReactNoop).toMatchRenderedOutput(
      <>
        <span>A</span>
        <span>B</span>
        <span>C</span>
      </>,
    );
  });
  it('can do unrelated adjacent updates', async () => {
    let updateAdjacent;
    function Adjacent() {