Jest encountered an unexpected token cannot use import statement outside a module Below is a solution to tackle this issue: Dec 28, 2022 · Jest failed to parse a file. when your code or its dependencies use non- Nov 24, 2021 · First you have two exports in your Select. tsx file. Import statements are a way to bring code from one file into another. spec. Updated babel config:. Import Statements: What They Are and Why You Can’t Use Them Outside of Modules. This can bring other problems. json in scripts: "test": "cross-env NODE_OPTIONS=--experimental-vm-modules npx jest" when you run 'npm test', it'll trigger above. /script2. Jest: SyntaxError: Cannot use import statement outside a module in React/Typescript project. It is not documented yet, but according to this issue you have to do 3 easy steps to achieve that (At the time of writing this answer): Oct 15, 2022 · Test suite failed to run Jest encountered an unexpected token Jest failed to parse a file. 0 Jan 14, 2021 · Jest encountered an unexpected token This usually means that you are trying to import a file which Jest cannot parse, e. As of Aug 23, 2022 the latest version of uuid is still beta and the linked not above indicates it was only tested with the beta 29. Therefore you have to make sure you import it into a module. when your code or its dependencies use non-standard Oct 3, 2019 · This means that you're using the native source code in an unaltered/unbundled state, leading to the following error: Uncaught SyntaxError: Cannot use import statement outside a module. js project using TypeScript and for testing I use Jest and React Testing Lib. Jul 10, 2023 · Jest encountered an unexpected token. json). 0 test > jest FAIL test/unit/test001. Apr 12, 2021 · You signed in with another tab or window. Change the dependency in the package. 0", A lot of our unit test produce the following error: Jest encountered an unexpected token C:\Users\me\src\project&hellip; Aug 30, 2019 · Stack Overflow for Teams Where developers & technologists share private knowledge with coworkers; Advertising & Talent Reach devs & technologists worldwide about your product, service or employer brand Mar 17, 2020 · Two ways you can pass this test: Option 1. Mar 23, 2025 · In your babel. Jun 8, 2023 · $ npm run test > my-app@0. Apr 24, 2024 · Test suite failed to run Jest encountered an unexpected token Jest failed to parse a file. Feb 23, 2021 · I saw it on line 1, because line 1 is almost always occupied by an import statement - and there are no import statements in CommonJS. The global jest. May 6, 2022 · ysong2123 changed the title [Bug]: [Bug]: Jest encountered an unexpected token -- SyntaxError: Cannot use import statement outside a module May 6, 2022 Copy link Member Dec 13, 2022 · Test suite failed to run Jest encountered an unexpected token Jest failed to parse a file. Apr 22, 2019 · Test suite failed to run Jest encountered an unexpected token This usually means that you are trying to import a file which Jest cannot parse, e. What I did first was start all over: $ jest --init A jest. For example: to import it to app. 20. js'; ^^^^^ SyntaxError: Cannot use import statement outside a module Jest encountered an unexpected token Jest failed to parse a file. Nov 30, 2023 · Thanks for contributing an answer to Stack Overflow! Please be sure to answer the question. This can save you the trouble. SyntaxError: Cannot use import statement outside a module (But it just used the import statement above?????) Nov 20, 2021 · 一般来说通过 create-test-app cli 一键配置单测环境即可正常运行单测，但是一旦单测引入的三方模块是 esm 就会出现『Cannot use import statement outside a module』或『Cannot use export statement outside a module』。日志如下： Jest encountered an unexpected token This usually means that you are trying Jul 10, 2024 · error: FAIL tests/feedback. Otherwise you'll have to exclude antd/es from Jest transformIgnorePatterns to transpile them. when your code or its dependenc Aug 7, 2022 · You signed in with another tab or window. Aug 29, 2024 · What happened? My app is made by next. Aug 20, 2021 · 🐛 Bug Report $ jest --no-cache FAIL test/mainA. However, when I run a test for a component that uses the remark module, I get the following error: Jest encountered an unexpected token Jest failed to parse a file. The Headache If you Google "jest unexpected token", there are several signs that this is a really nasty issue: There are a great many threads on the issue - on Stack Overflow and otherwise. Mar 12, 2021 · 由于针对的是ui组件库进行测试不是纯函数测试，如果直接运行jest测试的话，会出现报错 SyntaxError: Cannot use import statement outside a module. Code snippet. but for whatever reason it's unable to run the tests because of this top level await even though we are using node v16 which has top level await support. js : Add "type":"module" in your package. Feb 12, 2024 · Jest encountered an unexpected token Jest failed to parse a file. 0 test > jest FAIL __tests__/App. exports = { preset: 'ts-jest', testEnvironment: 'jsdom', } But when I run the tests with jest, I got such error: FAIL src/sayHello. js Test suite failed to run Jest encountered an unexpected token This usually means that you are trying to import a file which Jest cannot parse, e. Aug 29, 2021 · SyntaxError: Cannot use import statement outside a module in jest setup Hi, I&#39;m trying to use jest-dom but running into this: Test suite failed to run Jest encountered an unexpected token Jest failed to parse a file. So, you have explicitly specify the type when it's "module". Any tests that ends up important a Component using jotai/utils fail with the following error: Jest encountered an unexpected token This usually means that you are trying to import a file which Jest Oct 14, 2019 · Verify that you have the latest version of Node. In the nearest parent package. Stuck on an issue? Lightrun Answers was designed to reduce the constant googling that comes with debugging 3rd party libraries. No response. js and then execute the test. Mar 7, 2024 · Jest encountered an unexpected token Jest failed to parse a file. I had dev dependencies with needed to be transpiled. js file, remove modules: false. 3) (credit to How to set transformIgnorePatterns to fix "Jest encountered an unexpected token" nrwl/nx#812 (comment)) Mar 30, 2023 · Jest encountered an unexpected token Jest failed to parse a file. 17. when your code or its dependencies use non- standard JavaScript syntax, or Nov 6, 2021 · I have a simple express backend which I want to test. Jest encountered an unexpected token Jest failed to parse a file. Configuring Jest to support ES Modules, using Babel for module transformation, and adjusting TypeScript settings are effective ways to fix this error. By default, if Jest sees a Babel config, it will use that to transform your files, ignoring "node_modules". Jul 29, 2020 · Jest encountered an unexpected token. Apr 6, 2021 · Test suite failed to run Jest encountered an unexpected token Details: C:\Users\admin\Documents\my_project\node_modules\@expo\vector-icons\FontAwesome5. json and then import it. Dec 29, 2022 · Thanks for contributing an answer to Stack Overflow! Please be sure to answer the question. SyntaxError: Cannot use import statement outside a module. Apr 26, 2021 · Jest encountered an unexpected token This usually means that you are trying to import a file which Jest cannot parse, e. js file includes the necessary presets and plugins for Jest to recognize and transform ES Module syntax. it's not plain Oct 23, 2024 · We use the purecloud SDK in a react/trypescript project "purecloud-platform-client-v2": "^204. 0 and higher are not compatible with the jest tests. SyntaxError: Cannot use import statement outside a module. May 25, 2022 · Jest encountered an unexpected token Jest failed to parse a file. Apr 22, 2024 · Getting the message Jest encountered an unexpected token and SyntaxError: Cannot use import statement outside a module. Out of the box Jest supports Babel, which will be used to transform your files into valid JS based on your Babel configuration. Aug 19, 2021 · Transform react-markdown (and its dependencies) using babel-jest (solution for CRA 4. 0. Nov 24, 2020 · 前言. Dec 9, 2020 · Problem. Note: I understand there could be a simple fix, because I am relativel Feb 15, 2020 · What I did was I installed the dependencies needed for vue and jest to work together, then I created a config file for babel and jest. . g. 2", node: v20. { Jest failed to parse a file. I'ts like @dean-g pointed out. ts Test suite failed to run Jest encountered an unexpected token Jest failed to parse a file. when your code or its dependencies use non-standard JavaScript syntax, or when Jest is not configured to support such syntax. Reload to refresh your session. By default "node_modules" folder is ignored by transformers. To resolve this, ensure that your babel. js 環境で実行されるので、何も設定していないと ESM は読み込めずシンタックスエラーとなる。 Apr 13, 2022 · Jest won't transform the module - SyntaxError: Cannot use import statement outside a module 11 Jest and Babel transpilation - SyntaxError: Cannot use import statement outside a module Dec 31, 2021 · Jest encountered an unexpected token inside ts-jest/node_modules/jest-util Hi all, I&#39;m trying run jest using ts-jest, but I&#39;m running into the following error: Jest encountered an unexpected token This usually means that you are trying to import a file which Jest Apr 21, 2023 · Test suite failed to run Jest encountered an unexpected token Jest failed to parse a file. May 26, 2021 · 💥 Regression Report > test@1. Aug 23, 2023 · Hi! I have the following issue. Jun 12, 2024 · The “cannot use import statement outside a module” error in Jest can be resolved by understanding the root cause and applying appropriate solutions. export default { presets: [ ['@babel/preset-env', { targets: { node: 'current Mar 3, 2016 · [Dec 2023 UPDATE] Now you can support ES6 and ESM (ECMAScript modules) natively. Tests running fine. Feb 24, 2020 · Yes, it is possible from [email protected]. Jest encountered an unexpected token Details: SyntaxError: Cannot use import statement outside a module 这个错误通常出现在尝试在测试文件中使用ES模块引入(import)语句时。 由于Jest默认只支持CommonJS模块化规范，因此无法识别和处理ES模块化语法。 Aug 2, 2022 · I was using a jest. x of jest so I think since I'm just now upgrading from 27. If you want to use jest for any project where you have described "type": "module" then have look to this documentation. Just use the default export, so change line 20 to: const Select: React. 0 test > jest --no-cache FAIL test/test. json. How can I config this to work ? error: Jest encountered an unexpected token Jest failed to parse a file. Jest encountered an unexpected token This usually means that you are trying to import a file which Jest cannot parse, e. 22. ^^^^^ SyntaxError: Cannot use import statement outside a module ~~~~~ > 2 | import axios from "axios"; | ^ Jan 20, 2022 · Jest encountered an unexpected token Jest failed to parse a file. js应用程序，使用Jest作为我的测试运行程序，使用Magic进行身份验证。为了在TypeScript中运行我的Jest测试，我安装了 Nov 23, 2021 · It seems that it has less to do with the version of the dependencies. com Jun 25, 2021 · Jest encountered an unexpected token Jest failed to parse a file. Asking for help, clarification, or responding to other answers. Jan 26, 2021 · When using Create-react-app with Jest. PASS test/jesttest. I’m having an issue using jest with sapper. 0" After doing this I had issues with my code crashing so I had to: Feb 15, 2023 · Jest encountered an unexpected token Jest failed to parse a file. Sep 18, 2024 · Test suite failed to run Jest encountered an unexpected token Jest failed to parse a file. Jest failed to parse a file. Jan 28, 2022 · I'd like to use Jest with TypeScript and React, but test suite got failed with this error: Jest encountered an unexpected token Jest failed to parse a file. when your code or its dependencies use non-standard JavaScript syntax, or when export function flatten (target, opts) { ^^^^^ SyntaxError: Unexpected token 'export' I made sure my jest was properly installed and set up, as per Next. ts file and the quotes kept getting stripped off "uuid" and the fix didn’t work. In this case the package is sip. However, I'm getting this error: Test suite failed to run SyntaxError: Cannot use import statement outside a module &gt;1 | import editU Jest encountered an unexpected token. I am working on a Next. Dec 29, 2021 · this tells jest to transform the ky packages since jest only uses common js and both those packages use ESM. js. module exports and "Jest encountered an unexpected token" 0 Dec 10, 2020 · FAIL src/tests/add. js Test suite failed to run. Mar 9, 2024 · Jest encountered an unexpected token; SyntaxError: Cannot use import statement outside a module; - gist:85f8c3d3584d42f1ec00e76eca4b73ed Jan 23, 2024 · Test suite failed to run Jest encountered an unexpected token Jest failed to parse a file. 1. Jest doesn't support ES6 module and hence throwing this error when you directly run the test with Jest. enzyme. Test suite failed to run Jest encountered an unexpected token SyntaxError: Cannot use import statement outside a module 1 | // Import the functions you need from the SDKs you need > 2 | import { initializeApp } from "firebase/app"; | ^ 3 | import { getAuth } from 'firebase/auth'; 4 | import { getFirestore } from "firebase/firestore"; 5 | import Test suite failed to run Jest encountered an unexpected token Jest failed to parse a file. If you want to run like that then you have to add babel. From this version, there is a native support of esm, so you will not have to transpile your code with babel anymore. `Jest encountered an unexpected token. Sep 6, 2021 · Stack Overflow for Teams Where developers & technologists share private knowledge with coworkers; Advertising & Talent Reach devs & technologists worldwide about your product, service or employer brand Jan 10, 2023 · SyntaxError: Cannot use import statement outside a module Jest encountered an unexpected token Jest failed to parse a file. js14 (app directory). Jul 14, 2023 · You signed in with another tab or window. 아래의 패키지 설치 (npm install) @babel/core @babel/preset-env @babel/plugin-transform-modules-commonjs @babel/plugin-transform-runtime project root directory 에 babel. Jan 23, 2021 · TL;DR 我的Jest测试崩溃了，因为 SyntaxError: Cannot use import statement outside a module 因为node_module使用import语句。如何修复此错误？ 上下文 我正在编写一个Next. Jun 8, 2024 · Out of the box Jest supports Babel, which will be used to transform your files into valid JS based on your Babel configuration. //Installing dependencies for jest and vue js npm i -D @vue/test-utils jest vue-jest @vue/babel-preset-app babel-core@^7. It's a prerequisite to set "type": "module" to your package. Jan 21, 2022 · @tarojs/runtime仅支持ESM加载导致的“Cannot use import statement outside a module suite failed to run Jest encountered an unexpected token Jest failed to Aug 22, 2021 · SyntaxError: Cannot use import statement outside a module とシンタックスエラーが発生。 react-markdown が v7 から ESM（ECMAScript Module） で提供されるようになったが、jest は Node. Option 1. Cannot use import statement outside a module Jest when node modules are ignored. Provide details and share your research! But avoid …. Dec 13, 2021 · Test suite failed to run Jest encountered an unexpected token Jest failed to parse a file. /build/FontAwesome5'; ^^^^^ SyntaxError: Cannot use import statement Mar 31, 2023 · Test suite failed to run Jest encountered an unexpected token Jest failed to parse a file. Apr 11, 2022 · Jest encountered an unexpected token Jest failed to parse a file. arn run v1. Expected Behavior Tests r Current Behavior Tests don&#39;t run when extending the @nx/react-native application generator. 4 $ jest FAIL __tests__/component. Nov 20, 2023 · You signed in with another tab or window. When I import some of the hooks into a component, the test for that specific component fails (jest - react testing library) Test suite failed to run Jest encountered an unexpected token Jest failed to pars Feb 24, 2023 · FAIL src/test/search. 6 Jest: SyntaxError: Cannot use import Feb 13, 2024 · You signed in with another tab or window. It collects links to all the places you might be looking at while hunting down a tough bug. It causes the following error: Test suite failed to run Jest encountered an unexpected token This usually means that you are trying to import a file which Jest cannot parse, e. Mar 12, 2021 · Jest encountered an unexpected token. FAIL app/page. 前段时间在项目中配置jest，一直遇到SyntaxError: Cannot use import statement outside a module的问题，查了很多资料，虽然最后发现导致错误的原因比较简单，但是既然都花了时间去研究，就记录一下各种解决方法吧。 Oct 14, 2024 · FAIL __test__/sum. Jun 21, 2023 · This is a problem with jest for handling ECMAScript Modules, and the updates are experimental. Encountering the Cannot use import statement outside a module error while trying to mock Swiper JS using Jest can be a hurdle in your testing process. You signed out in another tab or window. 0-bridge. Feb 5, 2023 · The reason for this is usually due to Jest not supporting ES modules yet. 0 is designed for using esmodules instead of commonjs. Mar 4, 2021 · Jest encountered an unexpected token This usually means that you are trying to import a file which Jest cannot parse, e. js Test suite failed to run Jest encountered an unexpected token Jest failed to parse a file. But I got errors. Test suite failed to run Jest encountered an unexpected token This usually means that you are trying to import a file which Jest cannot parse, e. Jun 29, 2021 · Trying to use Ionic with react framework, and when running a basic debug test, I get the following error: Jest encountered an unexpected token Details: C:\Users\<User>\Documents\GitHub\<appname>\node_modules\@codetrix-studio\capacitor-go Feb 7, 2024 · Jest encountered an unexpected token Jest failed to parse a file. js:1 ({"Object. Jun 21, 2022 · Jest: SyntaxError: Cannot use import statement outside a module in React/Typescript project Hot Network Questions Cryptic Division 14: Gotta Get Down on Pi Day Jan 5, 2024 · Test suite failed to run Jest encountered an unexpected token Jest failed to parse a file. tsx Test suite failed to run Jest encountered an unexpected token Jest failed to parse a file. js:18 red FAIL test/ExitUserCompany. createScriptFromCode (node_modules/jest Feb 5, 2021 · (base) component-library git:(setup) jest FAIL src/App. 'cross-env' is added so it will run in any shell otherwise not needed in bash. js is now generated (before I just had Jest configuration in my package. Cannot use import statement outside a module at Runtime Jul 29, 2021 · Jest 의 에러 Jest encountered an unexpected token SyntaxError: Cannot use import statement outside a module 를 해결 한 방법. Test fail. json example below) with: Oct 26, 2022 · To Reproduce. config. Running Jest for Typescript CLI - unexpected token at import Hi, I built a small CLI and set up Jest for my project. Jun 15, 2024 · Thanks for contributing an answer to Stack Overflow! Please be sure to answer the question. It appeared when I added ReactFlow to the project, take a look on received error: Jest encountered an unexpected token This usually means that you are trying to Oct 11, 2022 · You signed in with another tab or window. However, while running npm i, I noticed this warning: Oct 28, 2021 · FAIL . Jun 11, 2023 · Jest encountered an unexpected token Jest failed to parse a file. js, and I setup Jest using the official instructions. Just create a new create-react-app project, add axios to it, import axios in App. はじめに. Dec 28, 2022 · Jest encountered an unexpected token Jest failed to parse a file. –. See full list on bobbyhadz. Versions "octokit": "^4. You switched accounts on another tab or window. when your code or its dependencies use non-standard JavaScript syntax, or when Aug 13, 2020 · I'm trying to set up unit testing in Vue using Jest. So far I only have a little experience with running unit tests on frontend components, but since my project only required the logic the tests seem to require a little different setup. My jest-config. ts Test suite failed to run Jest encountered an unexpected token This usually means that you are trying to import a file which Jest cannot parse, e. when your code or its dependencies use non-standard Jul 11, 2024 · JavaScript's ecosystem has evolved significantly, introducing various module systems to manage dependencies and code organization. Expected behavior. Oct 7, 2022 · SyntaxError: Cannot use import statement outside a module when importing axios 1 SyntaxError: Cannot use import statement outside a module when following vue-test-utils official tutorial Jun 24, 2022 · Jest encountered an unexpected token This usually means that you are trying to import a file which Jest cannot parse, e. FC<ISelect> = ({ label, id, children, options, props }) => { Jun 21, 2022 · You signed in with another tab or window. Jun 20, 2020 · In addition to the answers above, note by default(if the "type" is omitted) the "type" is "commonjs". js altered with the new transformIgnorePatterns and transform configurations. Two primary systems are ES Modules (ECMAScript Modules) and CommonJS. js (5. <anonymous>":function(module,exports,require,__dirname,__filename,global,jest){import FontAwesome5 from '. None of the popular solutions here were working for me either. I am using jest as my test framework. Jul 11, 2024 · When you encounter the "cannot use import statement" error in Jest, it's often a sign that your Babel configuration is not correctly set up to transpile ES Modules. The backend just returns a messages array when hit /messages with a GET. Nov 15, 2022 · Jest encountered an unexpected token, when import new libraries in react. log test/jesttest. json to: "axios": "^0. Specifically testing a component that imports from @sapper/app. Oct 19, 2020 · First if all, you may not need to use deep imports that because antd import will use ES modules in Webpack build. Solution. Apr 11, 2022 · I'm using Next. when your code or its dependencies use non-standard JavaScript syntax, or when Jun 4, 2020 · module. /base. Dec 11, 2023 · npm run test > reactNativeApp@1. 0 Relevant log output Test suite failed to run Jest encountered an unexpected t Mar 22, 2024 · Jest encountered an unexpected token Jest failed to parse a file. Jan 10, 2020 · Test suite failed to run Jest encountered an unexpected token This usually means that you are trying to import a file which Jest cannot parse, e. This happens e. it's not plain JavaScript. test. js 파일 생성 module. Here's what you can do: Apr 5, 2022 · Describe the Bug I have issue when running simple test on my App component. js docs, but still same issue. You cannot use an import statement outside a module. We can see our code working in Node, but not Jest when testing is due to Node supporting ESM from versions from v16+. when your code or its dependencies use non-standard May 25, 2021 · 💥 Regression Report Jest encountered an unexpected token Jest failed to parse a file. This should be fixed by using the bundled version since the package is using rollup to create a bundle. at Runtime. Oct 5, 2022 · Test suite failed to run Jest encountered an unexpected token This usually means that you are trying to import a file which Jest cannot parse, e. Yelena Dovgal - Friday, March 12, 2021 at 01:11 AM Cannot use import statement outside a module at Runtime Feb 21, 2023 · In my case: axios 1. However, I encounter a SyntaxError: Cannot use import statement outside a module for components Apr 23, 2023 · You signed in with another tab or window. I tried to test my code with jest. Jestでテストを動かそうとしたときに『Jest encountered an unexpected token』や『SyntaxError: Cannot use import statement outside a module』のエラーが発生して、毎度初期設定のやり方をググっている気がするので、n番煎じですがざっとまとめることにしました。 Nov 2, 2022 · Add this to you package. 2. The solution is also very common as well which we just simply configure jest to transform that package by using magic option transformIgnorePatterns. Making statements based on opinion; back them up with references or personal experience. The problem is when I run jest (or npm test) I get the following: FAIL test/transparent. Here are the steps: Step 1: Prevent Jest from trying to transform ESM code to CommonJS, updating your Jest config (package. js has been altered during migration, but the the projects in the workspace have not had their jest. By making it "^uuid$" this started working for me. Nov 22, 2022 · Test suite failed to run Jest encountered an unexpected token Jest failed to parse a file. json scripts, for example: "test": "NODE_ENV=testing jest" or "test": "BABEL_ENV=testing jest") Nov 30, 2018 · Jest encountered an unexpected token This usually means that you are trying to import a file which Jest cannot parse, e. x I'll stick with this solution for now. Mar 21, 2024 · Jest encountered an unexpected token The screenshot has more details. 243s) Console console. js has transformIgnorePatterns- Feb 9, 2023 · ({"Object. On the other side, when you run the test with react-scripts it uses babel behind the scene to transpile the code. This is very common issue by using (import) an esm js style that causes the issue. <anonymous>":function(module,exports,require,__dirname,__filename,jest){import * as queryString from '. ) Setup your babel configuration to handle ES6 imports by add a testing env option (the testing environment flag will be defined in your package. exports = { presets: ["@babel/preset-env"], env Dec 29, 2022 · I use react typescript I wrote a unit test that fails at the first line, because of import. Then do one of the following, as described in the documentation:. json file, add the top-level "type" field with a value of "module". Jest encountered an unexpected token - SyntaxError: Cannot use import statement outside a module. 0+). js installed (or, at least 13. Sep 29, 2021 · Fetch 3. ohxtxx sgay dfaf mzx gmcjax mah ysjdgqiw nnfv ktad sxelegd imjbd rda fokdu qzvpusp likun