How to resolve "Cannot use import statement outside a module" from Jest when running tests? .babelrc is local to your project so it won't be applied to node_modules in Jest. so even if I add, thank you! Looking for job perks? By default, jest looks for test files by matching files inside of a __tests__ directory or files with .test or .spec suffix, e.g. How to combine independent probability distributions? By clicking Post Your Answer, you agree to our terms of service, privacy policy and cookie policy. I think you maybe be thinking of it in terms of node modules which seems like a program within your program. Would the "Cannot use import statement outside a module" rule apply to main-file.js (since it is not a module)? If you want that, you can use ts-jest instead, or just run the TypeScript compiler tsc separately (or as part of your build process). Site design / logo 2023 Stack Exchange Inc; user contributions licensed under CC BY-SA. (Basic jest, vue-jest and vue-test-utils setup is not enough to get started, requires more setup and leads to unexpected errors), CI: Migrate .babelrc into babel.config.js, Replace vue-markdown with vue-markdown-render. Create a jest.config.js file in the root directory of your project. The DatePicker component now will not respect locales. Bug Report $ jest --no-cache FAIL test/mainA.test.js Test suite failed to run Jest encountered an unexpected token Jest failed to parse a file. I solved the thing by actually creating any sort of babel configuration file in the first place! This is applicable to other things apart from sequelize. Jest Typescript with ES Module in node_modules error - Must use import to load ES Module: Jest or Mocha with Vue: SyntaxError: Cannot use import statement outside a module, Jest and Babel transpilation - SyntaxError: Cannot use import statement outside a module. Content Discovery initiative April 13 update: Related questions using a Review our technical responses for the 2023 Developer Survey. It's not them. Using jest@24.9.0 from react-scripts@3.3.0 importing crossfilter2@1.5.0. Connect and share knowledge within a single location that is structured and easy to search. Can my creature spell be countered if I cast a split second spell after it? By clicking Accept all cookies, you agree Stack Exchange can store cookies on your device and disclose information in accordance with our Cookie Policy. Why did US v. Assange skip the court of appeal? We enabled tests in a Heroku pipeline for one of our apps, and this error started popping up. I doubt this will help future travelers who have the same problem. Super !. I solved the f***ing thing by migrating the .babelrc file to babel.config.js! How is white allowed to castle 0-0-0 in this position? My "index.js" is: SyntaxError: Cannot use import statement outside a module. First we'll install @babel/cli, @babel/core and @babel/preset-env: Then we'll create a .babelrc file for configuring Babel: This will host any options we might want to configure Babel with: With recent changes to Babel, you will need to transpile your ES6 before Node.js can run it. Modified 4 days ago. For people suffering from this due to antd framework. I have this issue when I'm trying to run the tests with this configuration: The text was updated successfully, but these errors were encountered: I am also seeing this issue. "SyntaxError: Cannot use import statement outside a module" error while testing React Native project with Jest and @testing-library/react-native? Connect and share knowledge within a single location that is structured and easy to search. By default, if Jest sees a Babel config, it will use that to transform your files, ignoring "node_modules". To fix this: A simple solution would be to use a different preset in your jest.config.js file. To learn more, see our tips on writing great answers. Additional context. I always get these errors in all my projects, both with .ts and .js files, some time ago How to fix the 'SyntaxError: Cannot use import statement outside a module' with Jest? 2 . @xpt Hey. Checks and balances in a 3 branch market economy, How to create a virtual ISO file from /dev/sr0, How to convert a sequence of integers into a monomial. Using Node.js require vs. ES6 import/export, Node.js - SyntaxError: Unexpected token import. This isn't really what a module is. Have a question about this project? Are there any canonical examples of the Prime Directive being broken that aren't shown on screen? The example configuration above should be located in the root directory of your Then I debugged into the transformer. Did you already use type:"module" in package.json? This usually means that you are trying to import a file which Jest cannot parse, e.g. SyntaxError: Cannot use import statement outside a module #9395 - Github How about saving the world? Over here you can see the standard transpile pattern Jest uses. If you want to treat other file extensions (such as ts) as ESM, please use the extensionsToTreatAsEsm option. I sort of assumed it was Babel 7 (since I'm coming from Babel 6 and I had to change the presets) but I'm not 100% sure. If I use this, then change the path to include the "js" for the required file, then change the format of the export statements in the required file, and then take all the "require" statements I changed from "import"because now "require" is unknownthis will work, so I'll accept this answer.
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