Function Child

packages/react-stately/test/utils/useControlledState.test.tsx:338–345

(props)

    }

    function Child(props) {
      let [value, setValue] = useControlledState(props.value, props.defaultValue, props.onChange);
      return (
        <button data-testid="value" onClick={() => setValue(value + 1)}>
          {value}
        </button>
      );
    }

    function TransitionButton({onClick}) {
      let [isPending, startTransition] = React.useTransition();