Jest encountered an unexpected token import. it's not plain JavaScript.

Jest encountered an unexpected token import Oct 30, 2019 · Jest - encountered an unexpected token when using transform property. config. Jest fails to import with Typescript (SyntaxError: Cannot use import statement outside a Jun 4, 2020 · FAIL src/sayHello. test. Jan 31, 2019 · import Enzyme from 'enzyme'; import Adapter from 'enzyme-adapter-react-16'; Enzyme. Provide details and share your research! But avoid …. However, when I try testing one of the components from the starter directory, I am having this issue, SyntaxError: Unexpected token import Solution of @import Unexpected token=:) Next. Mar 27, 2020 · 🐛 Bug Report In my jest tests, when i attempt to run jest, this is output: FAIL test/product. js and it was the Vuetify import in this main. Here's what you can do: Apr 22, 2019 · Jest encountered an unexpected token. The test fails right out of the box with "SyntaxError: Unexpected token {". jsx Test suite failed to run Jest encountered an unexpected token This usually means that you are trying to import a file which Jest cann Jan 14, 2021 · Jest encountered an unexpected token This usually means that you are trying to import a file which Jest cannot parse, e. ' Jun 28, 2019 · Jest encountered an unexpected token This usually means that you are trying to import a file which Jest cannot parse, e. Out of the box Jest supports Babel, which will be used to transform your files into valid JS based on your Dec 28, 2018 · Jest encountered an unexpected token This usually means that you are trying to import a file which Jest cannot parse, e. Jun 11, 2020 · I believe your case is pretty much similar to these ones: amcharts4 issue #2133 - github OR Jest encountered an unexpected token. I have a photo gallery app and whenever I click on an image, a modal pops up with an image. See full list on dev. Dec 27, 2018 · 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 JavaScript syntax, or when Jest is not configured to support such syntax. I had this same issue, and jest --no-cache didn't fix it, but what /did/ fix it was removing both my node_modules folder and my package-lock. npx nx migrate latest didn't create any migration file (so it said). Mar 6, 2024 · Jest encountered an unexpected token This usually means that you are trying to import a file which Jest cannot parse, e. Dynamic imports in Jest produce: SyntaxError: Unexpected token import. Jun 11, 2017 · I came to know about jest a few days ago and tried to have my hands on it. 2. Jest is a popular JavaScript testing framework. exports = { env: { test: { presets: [ [ '@babel/preset-env', { modules: 'commonjs', debug: false } ], '@babel/preset-flow', '@babel/preset-react' ], plugins Jan 27, 2025 · Test suite failed to run Jest encountered an unexpected token Jest failed to parse a file. it's not plain JavaScript. json I setup my dependency like this: Mar 3, 2021 · Jest encountered an unexpected token - SyntaxError: Unexpected token 'export' Load 7 more related questions Show fewer related questions 0 Feb 14, 2020 · Jest encountered an unexpected token This usually means that you are trying to import a file that Jest cannot parse, e. Having trouble running Jest tests: `SyntaxError: Unexpected token <` 5 Jest encountered an unexpected token ReactJS. When I run 'yarn test' for my react app, I get the dreaded error: Jest encountered an unexpected token. Sep 5, 2022 · Test suite failed to run Jest encountered an unexpected token Jest failed to parse a file. I managed to solve it by installing the below presets and having the babel configuration file as follows: How to fix "SyntaxError: Invalid or unexpected token @import"? 16. Mar 29, 2023 · Jest encountered an unexpected token Jest failed to parse a file. 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。 Jun 27, 2023 · Introduction: Jest, a powerful testing framework for JavaScript and TypeScript projects, occasionally encounters unexpected token errors while parsing files. Dec 28, 2022 · Jest encountered an unexpected token Jest failed to parse a file. Jest encountered an unexpected token ReactJS. Nov 13, 2020 · 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 2, 2010 · Thank you! I found the root of the problem: the component, which I was testing, imported an event bus from main. Jun 29, 2018 · Jest encountered an unexpected token This usually means that you are trying to import a file which Jest cannot parse, e. Nov 6, 2023 · testing React Native Application with Jest - Jest encountered an unexpected token 197 Absolute paths (baseUrl) gives error: Cannot find module Aug 24, 2018 · Jest encountered an unexpected token This usually means that you are trying to import a file which Jest cannot parse, e. the combination of both provide a lot of methods that ease the testing process. My case was module federation shared dependencies caused a legacy package's css not to get picked up. conf. Oct 24, 2018 · Jest encountered an unexpected token This usually means that you are trying to import a file which Jest cannot parse, e. Jest encountered an unexpected token - import (Angular CLI 6) Related. Unexpected token import usually means babel is not converting to commonJs modules for jest/node to Feb 11, 2019 · For those that travelled this far. Nov 10, 2022 · I see, I work with a different configuration. usually in projects Jest works with react-testing-library. These errors can occur due to… Aug 2, 2022 · I had the latest version of nx, i. I am trying to test with Jest, but got an error: Jest encountered an unexpected token This usually means that you are trying to import a file which Jest cannot parse, e. I've Oct 17, 2018 · Jest, Unexpected Token Import. 2 Jest encountered an unexpected token, when import new libraries in react. Jest encountered an unexpected token: SyntaxError: Unexpected Token {64. SyntaxError: Unexpected token export 1 | Jan 28, 2019 · Jest encountered an unexpected token This usually means that you are trying to import a file which Jest cannot parse, e. Jun 15, 2017 · JEST - unexpected token import while running test. 0 Mar 17, 2020 · Jest encountered an unexpected token This usually means that you are trying to import a file which Jest cannot parse, e. 60. はじめに. Aug 31, 2018 · I test Vue project with jest, bug I got errors says: Jest encountered an unexpected token and SyntaxError: Unexpected token import here is my jest. Testing Angular application using Jest - Jest Jan 14, 2022 · I'm using Jest to run unit tests on one of my components, but I'm getting a few errors. 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. Feb 24, 2020 · Jest encountered an unexpected token. Sep 11, 2018 · Jest, Unexpected Token Import. Sep 6, 2017 · With webpack 4, and babel configured correctly, you shouldn't need to use babel-core nor babel-jest. You signed out in another tab or window. Oct 21, 2020 · I can't get my tests to run. Aug 9, 2021 · 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. Jan 21, 2025 · You signed in with another tab or window. g. Jest encountered an unexpected token - React with jest and enzyme. Crashing due to dot ( . configure({ adapter: new Adapter() }); jest 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. e. because it is a JS file with TS syntax, or it is published to npm as uncompiled source files. However when I try and run the simple test I wrote to try and make sure Jest is working Oct 24, 2024 · Jest 异常：Jest encountered an unexpected token; Jest 运行测试时发生 "Jest encountered an unexpected token" 的解决方法; Next. The component that I am trying to test uses tinymce and as a result, I import a few files from tinymce. Aug 24, 2018 · I'm integrating jest into my nuxt application using vue-test-utils (following Edd Yerburgh's new book). Unexpected token Dec 28, 2021 · 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. Oct 25, 2024 · Jest encountered an unexpected token Jest failed to parse a file. module. Sep 23, 2024 · I've encountered similar errors before, so here are my thoughts: That's good that you have the ResizeObserver mocked and it's in your setupFiles (that's often forgotten to add it there). Jest encountered an unexpected token - import (Angular CLI 6) 3. Apr 13, 2022 · Jest encountered an unexpected token - SyntaxError: Cannot use import statement outside a module. Incorrect Jest Configuration: Ensure that your Jest configuration is set up correctly to work with Typescript files. SyntaxError: Unexpected token '. Use the <rootDir> string token to include the path to your project's root directory to prevent it from accidentally ignoring all of your files in different environments that may have different root directories. 5. You switched accounts on another tab or window. Jul 22, 2019 · FAIL app/tests/master. js file, which created the problem. However, while running npm i, I noticed this warning: Jul 19, 2024 · Jest error: Jest encountered an unexpected token - query-string import. 0. js 运行报错：Error: Export encountered errors on following paths 的错误处理; Jest 和 Jest CLI：使用 Jest CLI 进行测试; 在 Jest 测试中如何使用 Jest-Extended 来扩展 Jest 的断言？ Aug 25, 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. Jest: Test suite failed to run, Unexpected token = 6. May 6, 2022 · Jest encountered an unexpected token. Dec 11, 2021 · Test suite failed to run Jest encountered an unexpected token Jest failed to parse a file. export function flatten (target, opts) { ^^^^^ SyntaxError: Unexpected token 'export' I made sure my jest was properly installed and set up, as per Next. The tested file: May 7, 2024 · Test suite failed to run Jest encountered an unexpected token Jest failed to parse a file. 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. Jan 31, 2023 · Jest encountered an unexpected token Jest failed to parse a file. selenium. Jest encountered an unexpected token - import (Angular CLI 6) 7. May 13, 2019 · Jest encountered an unexpected token This usually means that you are trying to import a file which Jest cannot parse, e. Ask Question Asked 7 months ago. json file and re-running npm i. Nov 15, 2022 · JEST - unexpected token import while running test. Jest Ionic test fails - unexpected token import. 7. Nov 21, 2018 · I'm trying to add testing to my Electron + Vue2 application written in TypeScript using ts-Jest/ Jest and Chai. This means that a file is not transformed through TypeScript compiler, e. ts file in all my apps to match your snippet, and it worked. May 21, 2020 · I am getting an error: Jest encountered an unexpected token when trying to compile in my test classes on lines: import isEqual from 'lodash-es/isEqual'; import isEmpty from 'lodash-es/isEmpty'; In my package. Jest encountered an unexpected token: What it is and how to fix it. Check your jest. Out of the box Jest supports Babel, which will be used to transform your files into valid JS based on your Babel configuration. Mar 28, 2024 · Jest encountered an unexpected token Jest failed to parse a file. It’s known for its simplicity and speed, making it a great choice for testing both small and large projects. Aug 21, 2024 · Thanks for contributing an answer to Stack Overflow! Please be sure to answer the question. . Related questions. Dec 29, 2022 · Jest encountered an unexpected token Jest failed to parse a file. Here's what you can do: Jun 28, 2024 · Jest encountered an unexpected token. Mar 5, 2020 · Jest encountered an unexpected token This usually means that you are trying to import a file which Jest cannot parse, e. {color: red} ) before a Feb 14, 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. Asking for help, clarification, or responding to other answers. – Hamza El Aoutar Commented Oct 30, 2019 at 12:59 Aug 17, 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. All the cases, and their solutions, including our experience, have been discussed in this article. Jul 3, 2023 · Test suite failed to run Jest encountered an unexpected token Jest failed to parse a file. Nov 12, 2024 · Test suite failed to run 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. 0 Having trouble running Jest tests: `SyntaxError: Unexpected token <` 6 Jest encountered an unexpected token ReactJS. js file to ensure that the transform configuration for Typescript files is properly set up. Oct 31, 2024 · Common Causes of Unexpected Token Errors in Typescript Jest. This happens e. 2 Feb 16, 2020 · Jest, Unexpected Token Import. Jest failed to parse a file. Cannot use import statement outside a module - jest May 25, 2022 · Test suite failed to run Jest encountered an unexpected token Jest failed to parse a file. js-- I replaced the require() with import(), but it seems that import() freezes the imported config object, and jest-config likes to update its own rootDir field, so I got a series of "TypeError: Cannot add property rootDir Aug 28, 2019 · Jest and Babel transpilation - SyntaxError: Cannot use import statement outside a module Hot Network Questions Why is the future perfect used in "This latest setback will have done nothing to quell the growing doubts about the future of the club. , it's not plain JavaScript. This usually means that you are trying to import a file which Jest cannot parse, e. Jul 2, 2018 · Jest encountered an unexpected token This usually means that you are trying to import a file which Jest cannot parse, e. Dec 15, 2020 · > jest FAIL src/__tests__/App. Sep 25, 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. JEST - unexpected token import while running test. 1. This is the test I'm running: import { render, screen } from '@testing-library/react' import { toBeInTheDocument } from '@testing-library/jest-dom' i Sep 3, 2020 · Jest encountered an unexpected token This usually means that you are trying to import a file which Jest cannot parse, e. Here's what you can do: May 26, 2018 · 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. 38 Jest encountered an unexpected token ReactJS. js: Jest encountered an unexpected token. By default, if Jest sees a Babel config, it will use that to transform your files, ignoring "node_modules". Here's what you can do: The jest encountered an unexpected token error can occur because of the inability to configure jest with create-react-app, jest cannot transcode specific packages or transpile modern JavaScript code. Ask Question JEST - unexpected token import while running test. None of the popular solutions here were working for me either. Just use presets env, react, stage-0 to babelrc. Mar 21, 2019 · Jest encountered an unexpected token, when import new libraries in react. There is a good tutorial mentioned on DZone about using jest to test react components. to When I run jest, I get the following error: This usually means that you are trying to import a file which Jest cannot parse, e. 10 React Jest test fails to run with ts Oct 14, 2024 · Jest encountered an unexpected token Jest failed to parse a file. Jan 25, 2017 · Jest, Unexpected Token Import. Jest encountered an unexpected token. Jul 14, 2023 · Test suite failed to run Jest encountered an unexpected token Jest failed to parse a file. 10 Jest - Unexpected token import. I updated my jest. Sep 13, 2019 · In my case it was failing because I did not set properly the typescript support for Jest. The first method works if for some reason you have to import a css file from node_modules directly. js docs, but still same issue. Reload to refresh your session. Oct 30, 2019 · The tests likely import a component which imports a css file or something, and you need to configure jest to whitelist such modules. 3. React Jest test fails to run with ts-jest - Encountered an unexpected token on imported Sep 5, 2018 · Jest encountered an unexpected token This usually means that you are trying to import a file which Jest cannot parse, e. js, I set the "transorm" option with babe Oct 29, 2020 · Jest encountered an unexpected token with OpenLayers import. If using modules: false on root level, you'll need to use modules: true on the test environment. May 23, 2020 · Test Vue with Jest fail, Jest encountered an unexpected token, SyntaxError: Unexpected token import 15 Unit Testing Vue Component - Jest Setup - Unexpected Identifier error Dec 3, 2021 · However, I use this shared config from several packages, and they each require() the shared config into their jest. "? Dec 1, 2022 · Test suite failed to run Jest encountered an unexpected token Jest failed to parse a file. 6. Jan 22, 2022 · I'm using jest to test a react TypeScript app. However, your answer fixed this for me. 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. yvgpmr tjew qewmlfp nfvfj cydcge ovfv kcvxl fdnp mohrhk omlvn vyj kpdqlpeqq osfro dhcgqj nzfi