React native 如何运行ui测试？

我开始测试应用程序时出错：

    Jest encountered an unexpected token

    This usually means that you are trying to import a file which Jest cannot parse, e.g. it's not plain JavaScript.

    By default, if Jest sees a Babel config, it will use that to transform your files, ignoring "node_modules".

    Here's what you can do:

您将在文档中找到这些配置选项的更多详细信息和示例：
https://jestjs.io/docs/en/configuration.html
细节：
/home/mmvs/Desktop/ReactNative/node_modules/react导航/src/index.js:1
（{“Object.”：函数（模块，导出，require，u dirname，u filename，global，jest）{export*来自'@react navigation/core'；

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如何解决此错误？

您需要在package.json中添加moduleNameMapper

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查看此链接：

您需要在package.json中添加moduleNameMapper 请看此链接：

    You'll find more details and examples of these config options in the docs:
    https://jestjs.io/docs/en/configuration.html

    Details:

    /home/mmvs/Desktop/ReactNative/node_modules/react-navigation/src/index.js:1
    ({"Object.<anonymous>":function(module,exports,require,__dirname,__filename,global,jest){export * from '@react-navigation/core';