當在 react 中運行 npm test 時，Jest 給了我下面的消息，我要做的就是運行它默認在 App.test.js 中的測試

Question

● 測試套件運行失敗

Cannot find module 'C:\Users.....\node_modules\grpc\src\node\extension_binary\node-v72-win32-x64-unknown\grpc_node.node' from 'grpc_extension.js'

However, Jest was able to find:
    './grpc_extension.js'

You might want to include a file extension in your import, or update your 'moduleFileExtensions', which is currently ['web.js', 'js', 'web.ts', 'ts', 'web.tsx', 'tsx', 

“json”、“web.jsx”、“jsx”、“節點”]。

See https://jestjs.io/docs/en/configuration#modulefileextensions-array-string     

However, Jest was able to find:
    './client_interceptors.js'

You might want to include a file extension in your import, or update your 'moduleFileExtensions', which is currently ['web.js', 'js', 'web.ts', 'ts', 'web.tsx', 'tsx', 

“json”、“web.jsx”、“jsx”、“節點”]。

See https://jestjs.io/docs/en/configuration#modulefileextensions-array-string     

However, Jest was able to find:
    '../api/api-firebase.js'

You might want to include a file extension in your import, or update your 'moduleFileExtensions', which is currently ['web.js', 'js', 'web.ts', 'ts', 'web.tsx', 'tsx', 

PASS src/App.test.js FAIL src/pages/InventoryItems.test.js ● 測試套件運行失敗

Cannot find module 'C:\Users\el_mo\Boom\BoomAdmin\boom-platform-admin-portal\node_modules\grpc\src\node\extension_binary\node-v72-win32-x64-unknown\grpc_node.node' from 'grpc_extension.js'

However, Jest was able to find:
    './grpc_extension.js'

You might want to include a file extension in your import, or update your 'moduleFileExtensions', which is currently ['web.js', 'js', 'web.ts', 'ts', 'web.tsx', 'tsx', 

“json”、“web.jsx”、“jsx”、“節點”]。

See https://jestjs.io/docs/en/configuration#modulefileextensions-array-string     

However, Jest was able to find:
    './client_interceptors.js'

You might want to include a file extension in your import, or update your 'moduleFileExtensions', which is currently ['web.js', 'js', 'web.ts', 'ts', 'web.tsx', 'tsx', 

“json”、“web.jsx”、“jsx”、“節點”]。

See https://jestjs.io/docs/en/configuration#modulefileextensions-array-string     

However, Jest was able to find:
    '../api/api-firebase.js'

You might want to include a file extension in your import, or update your 'moduleFileExtensions', which is currently ['web.js', 'js', 'web.ts', 'ts', 'web.tsx', 'tsx', 

“json”、“web.jsx”、“jsx”、“節點”]。

“json”、“web.jsx”、“jsx”、“節點”]。

See https://jestjs.io/docs/en/configuration#modulefileextensions-array-string

However, Jest was able to find:
    './InventoryItems.test.js'
    './InventoryItems.tsx'

You might want to include a file extension in your import, or update your 'moduleFileExtensions', which is currently ['web.js'js', 'js', 'web.ts', 'ts', 'web.tsx', 'tsx', 'json', 'web.jsx', 'jsx', 'node'].

See https://jestjs.io/docs/en/configuration#modulefileextensions-array-string

  at Resolver.resolveModule (node_modules/jest-resolve/build/index.js:259:17)
  at Object.<anonymous> (node_modules/grpc/src/grpc_extension.js:32:13)

測試套件：1 次失敗，1 次通過，總共 2 次測試：1 次通過，總共 1 個快照：總共 0 次時間：5.856 秒運行與更改文件相關的所有測試套件。

Answer 1

所以我終於解決了！！ 我不得不降級 node 的版本，然后我不得不重新安裝 react-scripts。 我使用的節點版本是 6.14.8