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README.md
jest-expo
A Jest preset to painlessly test your Expo apps.
If you have problems with the code in this repository, please file issues & bug reports at https://github.com/expo/expo. Thanks!
Installation
-
yarn add jest-expo --dev
ornpm i jest-expo --save-dev
-
Add the following config to
package.json
:"scripts": { "test": "node_modules/.bin/jest" }, "jest": { "preset": "jest-expo" }
-
Create a
__tests__
directory anywhere you like and aExample-test.js
file inside of it, and add this code:it('works', () => { expect(1).toBe(1); });
-
Run
npm test
and it should pass