Function App

packages/react-query/src/__tests__/useQuery.test.tsx:3001–3010

()

    }

    function App() {
      const [show, toggle] = React.useReducer((x) => !x, true)

      return (
        <div>
          <button onClick={toggle}>{show ? 'hide' : 'show'}</button>
          {show && <Page />}
        </div>
      )
    }

    const rendered = renderWithClient(queryClient, <App />)