babel-preset-jest
Advanced tools
Changelog
29.4.0
[expect, @jest/expect-utils] Support custom equality testers (#13654)[jest-config, jest-worker] Use os.availableParallelism if available to calculate number of workers to spawn (#13738)[@jest/globals, jest-mock] Add jest.replaceProperty() that replaces property value (#13496)[jest-haste-map] ignore Sapling vcs directories (.sl/) (#13674)[jest-resolve] Support subpath imports (#13705, #13723, #13777)[jest-runtime] Add jest.isolateModulesAsync for scoped module initialization of asynchronous functions (#13680)[jest-runtime] Add jest.isEnvironmentTornDown function (#13741)[jest-test-result] Added skipped and focused status to FormattedTestResult (#13700)[jest-transform] Support for asynchronous createTransformer (#13762)[jest-environment-node] Fix non-configurable globals (#13687)[@jest/expect-utils] toMatchObject should handle Symbol properties (#13639)[jest-mock] Fix mockReset and resetAllMocks undefined return value(#13692)[jest-resolve] Add global paths to require.resolve.paths (#13633)[jest-resolve] Correct node core module detection when using node: specifiers (#13806)[jest-runtime] Support WASM files that import JS resources (#13608)[jest-runtime] Use the scriptTransformer cache in jest-runner (#13735)[jest-runtime] Enforce import assertions when importing JSON in ESM (#12755 & #13805)[jest-snapshot] Make sure to import babel outside of the sandbox (#13694)[jest-transform] Ensure the correct configuration is passed to preprocessors specified multiple times in the transform option (#13770)Readme
Babel preset for all Jest plugins. This preset is automatically included when using babel-jest.
$ npm install --save-dev babel-preset-jest
babel.config.js (Recommended)module.exports = {
presets: ['jest'],
};
$ babel script.js --presets jest
require('@babel/core').transform('code', {
presets: ['jest'],
});
FAQs
> Babel preset for all Jest plugins. This preset is automatically included when using [babel-jest](https://github.com/jestjs/jest/tree/main/packages/babel-jest).
The npm package babel-preset-jest receives a total of 23,509,166 weekly downloads. As such, babel-preset-jest popularity was classified as popular.
We found that babel-preset-jest demonstrated a healthy version release cadence and project activity because the last version was released less than a year ago. It has 6 open source maintainers collaborating on the project.
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