小编Dar*_*ala的帖子

我需要测试catch获取数据请求何时被拒绝，但我不明白为什么错误没有被捕获，并且出现此错误：

UnhandledPromiseRejectionWarning: Unhandled promise rejection. This error originated either by throwing inside of an async function without a catch block, or by rejecting a promise which was not handled with .catch(). (rejection id: 2)

我有这样的情况：

export const Container = ({fetchFirstAsset, fetchSecondAsset}) => {
  const [status, setStatus] = useState(null);

  async function fetchAssets() {
    setStatus(IN_PROGRESS);

    try {
      await fetchFirstAsset();
      await fetchSecondAsset()

      setStatus(SUCCESS);
    } catch {
      setStatus(FAILURE);
    }
  }

  useEffect(() => {
    fetchAssets();
  }, []);

  ....
};

我这样测试：

import {mount} from …