Function App

packages/react-reconciler/src/__tests__/ReactAsyncActions-test.js:129–133

()

  it(class="st">'isPending remains true until async action finishes', async () => {
    let startTransition;
    function App() {
      const [isPending, _start] = useTransition();
      startTransition = _start;
      return <Text text={class="st">'Pending: ' + isPending} />;
    }

    const root = ReactNoop.createRoot();
    await act(() => {