testRegex Has the cause of a rocket failure ever been mis-identified, such that another launch failed due to the same problem? Interpreting non-statistically significant results: Do we have "no evidence" or "insufficient evidence" to reject the null? Rename your .babelrc to babel.config.json https://babeljs.io/docs/en/configuration#whats-your-use-case. Remember this is for nodejs example: like an expressJS server! The transform option ensures that your TypeScript test files are transformed with ts-jest. How a top-ranked engineering school reimagined CS curriculum (Ep. If you are going to use react or another framework, look in the babel documentation! I had to delete the, Jest: node.js SyntaxError: Cannot use import statement outside a module. tutorials: TypeScript Jest: Cannot use import statement outside module, This is a JavaScript file and should be added to your project's root directory. example.test.ts or example.spec.ts. It's not them. Has depleted uranium been considered for radiation shielding in crewed spacecraft beyond LEO? Did you already use type:"module" in package.json? I didn't need to introduce any babel configuration, Since Jest is not working with esmodules well, you need to add these configurations in jest.config.js to tell Jest to use commonJS builds instead. The problem is the developers of Module JavaScript files incorrectly associated Modules with a new ".mjs" (.js) extension, but then assigned it a MIME-type server type of "text/javascript". To make Node.js treat your file as an ES module, you need to (Enabling): I ran into the same issue and it's even worse: I needed both "import" and "require", Turn your js file into .mjs as suggested in other answers. How a top-ranked engineering school reimagined CS curriculum (Ep. ', referring to the nuclear power plant in Ignalina, mean? In fact the new type for .js JavaScript files has also changed to "application/javascript", further confusing the issue. How to resolve "Cannot use import statement outside a module" from Jest when running tests? What solved the problem for me was rather simple. '@babel/plugin-proposal-class-properties', "react-native-keyboard-aware-scroll-view", "node_modules/(?!(jest-)?react-native|react-clone-referenced-element|@react-native-community|expo(nent)?|@expo(nent)?/.*|react-navigation|@react-navigation/.*|@unimodules/.*|unimodules|sentry-expo|native-base|@react-native-firebase/.*|react-native-firebase)". Let's suppose my old script was test.js. in the upper level as show below: import statements are permitted only in ES modules. But Jest won't transform the module to plain javascript somehow. Using jest@24.9.0 from react-scripts@3.3.0 importing crossfilter2@1.5.0. How can I mock an ES6 module import using Jest? Issue with Jest + NextJS - SyntaxError: Cannot use import statement Can you explain your solution? Would the "Cannot use import statement outside a module" rule apply to main-file.js (since it is not a module)? Posted a working configuration here https://stackoverflow.com/a/63118113/6456392. The TypeScript jest error "Cannot use import statement outside module" occurs What was the actual cockpit layout and crew of the Mi-24A? How a top-ranked engineering school reimagined CS curriculum (Ep. What is the purpose of Node.js module.exports and how do you use it? How a top-ranked engineering school reimagined CS curriculum (Ep. Plot a one variable function with different values for parameters? So the problem (and perhaps the solution) might be in the babel-jest package.. Once you fool the browser or JavaScript engines into accepting the new Module file type, they will start doing their scripting circus tricks in the JS engines or Node.js systems you use. Just that, say I'm writing an app, not a module, does. Expected behavior Console should be without errors. Tikz: Numbering vertices of regular a-sided Polygon, Generic Doubly-Linked-Lists C implementation, Futuristic/dystopian short story about a man living in a hive society trying to meet his dying mother, Understanding the probability of measurement w.r.t. use jest.config.js or package.json for that instead? Which saves a lot of time, of course. Edit: For the record, I'm using TypeScript. Now if you run your test, it will have that dreaded error, Specifically it is caused because of importing from antd/es/. I need help please ! By clicking Sign up for GitHub, you agree to our terms of service and Asking for help, clarification, or responding to other answers. The file How about saving the world? Some times jest holds a cache somewhere inside node modules and certain changes might corrupt it. The only solution, for server or client, is to change your server or browser to deliver a new Mime-type that trigger ES6 support of Module files, which have an .mjs extension. For those who were as confused as I was when reading the answers, in your package.json file, add Ensure you either disable code transforms by passing transform: {} or otherwise configure your transformer to emit ESM rather than the default CommonJS (CJS). To learn more, see our tips on writing great answers. Jest: SyntaxError: Cannot use import statement outside a module in React/Typescript project, Why Jest failing on node-fetch giving syntax error on import, Running Jest test get error "Cannot use import statement outside a module", Jest + Typescript Unable to Import Library (tiny-secp256k1), Babel and Jest configuration: SyntaxError: Cannot use import statement outside a module, Cannot use import statement outside a module - but it is a module. What differentiates living as mere roommates from living in a marriage-like relationship? Does that make sense? Using this pattern seems to bypass the Jest internal check. Is there a way to have jest prefer the commonjs version main instead of module? Are there any canonical examples of the Prime Directive being broken that aren't shown on screen? import axios from 'axios'; <-- put at top of file. instead of name of module? Due to I had a private untranspiled package which is based on TypeScript, and all my source files and test files were all applied with ECMA ( import syntax ), I encountered the following error as well. https://stackoverflow.com/questions/55794280/jest-fails-with-unexpected-token-on-import-statement. I tried everything here and also tweaked my jest.config.js and babel.config.js and nothing worked. Manhwa where an orphaned woman is reincarnated into a story as a saintess candidate who is mistreated by others. Find centralized, trusted content and collaborate around the technologies you use most. How about saving the world? SyntaxError: Cannot use import statement outside a module Right now, the only way to do that is to either create a HTTP content-type on the server of "module" for any file with a .mjs extension and change your file extension on module JavaScript files to ".mjs", or have an HTML script tag with type="module" added to any external