`@react-native/jest` fails to resolve `react-native` in monorepos
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Descripción
Description
@react-native/jest fails to resolve react-native in monorepos that use pnpm or Yarn in pnpm mode. @react-native/jest makes direct references to react-native but never declares it as a dependency, hence it cannot find it because the package manager will never install it.
I was going to add react-native as a peer dependency but it looks like this will create a cycle since react-native has a peer dependency on @react-native/jest. Not sure what approach you would prefer here.
This is the workaround we're currently using: https://github.com/microsoft/rnx-kit/blob/18bf2c4c307826d8d075351d1b8aa93387566177/.yarnrc.yml#L37-L40
Steps to reproduce
- Clone https://github.com/microsoft/rnx-kit
- Remove the workaround mentioned above
- Run
yarn - Build dependencies leading up to the test app:
yarn build-scope @rnx-kit/test-app - Run test:
cd packages/test-app; yarn test
React Native Version
0.85.2
Affected Platforms
Other (please specify)
Output of npx @react-native-community/cli info
n/a
Stacktrace or Logs
% yarn test
FAIL test/App.test.tsx
● Test suite failed to run
Cannot find module 'react-native/Libraries/AppState/AppState' from '../../node_modules/.store/@react-native-jest-preset-virtual-2eb6229c53/package/jest/mock.js'
at Resolver._throwModNotFoundError (../../node_modules/.store/jest-resolve-npm-29.7.0-5c36f0eefb/package/build/resolver.js:427:11)
at mock (../../node_modules/.store/@react-native-jest-preset-virtual-2eb6229c53/package/jest/mock.js:15:19)
at Object.<anonymous> (../../node_modules/.store/@react-native-jest-preset-virtual-2eb6229c53/package/jest/setup.js:68:19)
----------|---------|----------|---------|---------|-------------------
File | % Stmts | % Branch | % Funcs | % Lines | Uncovered Line #s
----------|---------|----------|---------|---------|-------------------
All files | 0 | 0 | 0 | 0 |
----------|---------|----------|---------|---------|-------------------
Test Suites: 1 failed, 1 total
Tests: 0 total
Snapshots: 0 total
Time: 0.297 s
Ran all test suites.
MANDATORY Reproducer
https://github.com/microsoft/rnx-kit/tree/tido/bump-react-native
Screenshots and Videos
No response
Guía de contribución
Primeros pasos
- Lee el issue completo y luego la guía de contribución del proyecto.
- Comenta en el issue que vas a ocuparte — evita que dos personas hagan lo mismo.
- Haz un fork del repositorio y trabaja en una rama.
- Abre un pull request que haga referencia al número del issue.
Línea de trabajo
Comienza con los metadatos de dependencia de @react-native/jest y la solución temporal de .yarnrc.yml en el reproductor obligatorio de rnx-kit. Elimina la solución temporal, ejecuta yarn, ejecuta build-scope @rnx-kit/test-app y ejecuta el test desde packages/test-app para reproducir el fallo del resolvedor. Se considera terminado cuando el test pasa sin la solución temporal y la relación de dependencias funciona con pnpm o Yarn en modo pnpm.
Escrito por el modelo de indexación a partir del texto del issue.
Evaluación
- Stack tecnológico
- react-native
- Área
- mobile, testing
- Tipo de issue
- Error
- Dificultad
- 3/5
- Tiempo estimado
- 1-2 días
- Estado de actividad
- Tranquilo
- Claridad
- Bastante claro
- Aptitud para principiantes
- 52/100