Jest syntaxerror unexpected token export cheerio github Feb 23, 2021 · To put this in different terms, I'm using Jest to test a package with "modern" JavaScript, which in-turn imports another package with "modern" JavaScript. You can do this by either importing the module that contains the variable or function, or by declaring the variable or function in the current scope. Listen to the Syntax Podcast. Jun 16, 2022 · I updated the bare bones repo and managed to get Jest to run but still remain blocked on out main App - even having updated the jest. If you don't like use the latest version, try Jest 25. You switched accounts on another tab or window. js. 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. I'm on jest@28. 19 $ jest FAIL src/utils/router. Jun 9, 2023 · This is an expected behavior. However, despite following dozens of how-tos and tutorials, I am not able to fix the issue below. <anonymous>":function(module,exports,require,__dirname,__filename,global,jest){export * from '. Mar 14, 2019 · @krizzu, no help, at least, with the "Jest setup file" option. The problem is happening because jest now looks at the "browser" field in package. Mar 14, 2024 · I think setting type: module is a breaking change. I am experiencing this too (very similar reproduction to the repo linked in the initial report), but with @vue/vue2-jest@28. By default, if Jest sees a Babel config, it will use that to transform your files, ignoring "node_modules". So for the Jest tests to run, it first needs to be transpiled by Babel. nex Jan 1, 2017 · You signed in with another tab or window. Jun 18, 2021 · FAIL __tests__/App-test. Weirdly this may be somehow related to using enums? See the reproducible demo below. Use an SVG component with Jest results in a SyntaxError: Unexpected token '<'; Expected behavior. @example/b will have a dependency on @example/a. I came hunting for this question. Sep 20, 2024 · I'am running on NodeJS v20 with ESM to compile this module into electron builder. because it is a JS file with TS syntax, or it is published to npm as uncompiled source files. Steps to reproduce. js file of this project. 1 -> 3. Dec 17, 2020 · 🐛 Bug Report // jest. com module. Jan 25, 2017 · Having trouble running Jest tests: `SyntaxError: Unexpected token <` 5 [React]Jest SyntaxError: Unexpected token import. Jun 17, 2020 · You signed in with another tab or window. CRA & Jest. json file: { Oct 23, 2023 · Have you configured jest together with react-testing-library and now gotten Jest SyntaxError: Unexpected token 'export' when building? I tried multiple things, like modifying . Nov 9, 2022 · I am having the same issue. This means, that a file is not transformed through TypeScript compiler, e. Reload to refresh your session. I just want to rebuild all packages under @ckeditor (since jest does not parse es6), but jest does not allow me to do that. However, adding that has other side effects in the repo, so using explicit . /", }) // Add any custom config to be passed to Jest /** @type {import('jest'). I am using the webpack template with the default jest. If you are getting same problem. May I suggest that you use this example in the docs? Jan 21, 2025 · You signed in with another tab or window. json when using create-react-app. This happens e. answered Apr 2 Having trouble running Jest tests: `SyntaxError: Unexpected token <` 5. 1, my Jest tests fail with: 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. Here's what you can do: A: To fix the syntax error “unexpected token ‘export'” in Jest, you will need to make sure that the variable or function that you are trying to export is declared in the current scope. Sign in Product TypeScript Jest: Unexpected Token Export I'm trying to run unit tests for a TypeScript project which uses another TypeScript project I've created as a dependency. js) Expected Behavior Tests will run successfully Failure Logs export const infoLoggerFunction = generateMockedLoggerFunction(); ^ Which package(s) are the source of the bug? @maskito/core Description Run npx create-nx-workspace --preset=angular --name=debug --appName=debug-app --nxCloud=false --style=less Run cd debug Run npm i @maskito/{core,angular} Create file a Nov 9, 2023 · Jest 一些报错信息. 0 of this project but am having an issue when trying to run jest tests. "test": "jest --coverage", verbose: true, collectCoverage: true, collectCoverageFrom: ['src/store/**/*. This is my Apr 17, 2023 · The config line you added only works with non nested tslib which is directly under node_modules. that's why by default jest doesn't transform node_modules. 8 Public or Confidential Client? Feb 13, 2022 · Current Behavior Tests are failing on frontend services but passing at backend services (Same jest. Navigation Menu Toggle navigation Jan 13, 2025 · The issue that package change-case has only ESM version (lates version code) and Jest has only experimental ESM support feature. project/node_modules/@agm/core/index. This post helped. js:2:44) at Object. 0 and jest-environment-miniflare@2. js:5 export default class FaAngleDown extends React. May 27, 2022 · Hey. 1 and vue@2. js + Express + Socket. 11 is an issue for me because of the ECMAScript Modules used in parse5-htmlparser2-tree-adapter 7. I tried every option with similar issues, but I can't get it to work. Oct 1, 2022 · Current Behavior I want to independently publish @example/a and @example/b. As part of the migration activity to remove vulnerabilities of ngx-charts we have also migrated this package from v: 20. It doesn't break. So to be clear, I've followed the instructions to include 2 lines in my setup file, AND included the transformIgnorePatterns you suggested. I have a similar issue to the one posted in #4, however I have tried the suggested fixes and none of them are resolving the issue for me. Nov 23, 2021 · It seems that it has less to do with the version of the dependencies. Sep 16, 2022 · This could be a temporary workaround until babel configs are fixed. Jul 19, 2022 · Version. Share. idea to . 8 - adding lang="ts" to non-TS components seems to help but (a) not technically correct as those components aren't typed and/or will fail type checks; and (b) not an option for some third-party components SyntaxError: Unexpected token export. conf. Apr 26, 2022 · SyntaxError: Unexpected token 'export' When using react-markdown in the latest version of create-react-app I can no longer run jest due to the following error: It all works fine when I remove react-markdown. Operating system: Windows 10 Home Single Language. Jul 4, 2023 · We have recently migrated the code from Angular 13 to Angular 16. js altered with the new transformIgnorePatterns and transform configurations. After 2 hours of vain attempts, I got sick of the problem and switched to vuelidate, even though I find it much less elegant. Aug 18, 2024 · Links to third party websites are only allowed in addition to having the minimal reproducible example in your post. {ts,tsx}', '!**/node_modules/**', '!**/vendor/**'], projects: [ I'm getting the dreaded SyntaxError: Unexpected token export when trying to run jest. Create a repo on GitHub. Install via : yarn add antd-4@npm:antd@4. ts Test suite failed to run Jest encountered an unexpected token Jest failed to parse a file. x. io application in production. Aug 31, 2021 · @achudars I have not tried version 26. 4. Mar 29, 2023 · You signed in with another tab or window. ` Jest encountered an unexpected token This usually means that you are trying to import a file which Jest cannot parse, e. 3) (credit to How to set transformIgnorePatterns to fix "Jest encountered an unexpected token" nrwl/nx#812 (comment)) Jun 24, 2020 · When building for production and trying to run the development server, this happens: FATAL Unexpected token 'export' export default { ^^^^^ SyntaxError: Unexpected token 'export' at Object. In this case, lodash-es specifically exports es modules, so you HAVE to let jest transform that code. Aug 19, 2021 · Transform react-markdown (and its dependencies) using babel-jest (solution for CRA 4. Issue description or question I'm getting errors trying to start Wallaby after upgrading to Babel 7 in our project. 6. GitHub thread. Oct 30, 2023 · Test suite failed to run Jest encountered an unexpected token Jest failed to parse a file. 这个是我的项目的问题，运行 Jest 后报错说 "SyntaxError: Unexpected token export"，最后是用在 StackOverflow 第二个解决方案成功的，修改方法为在 package. js Test suite failed to run Jest encountered an unexpected token Jest failed to parse a file. js treats that src/styles/tvuxcss. /example. 5 test E:\projects\github\wtto00\android-tools > jest --detectOpenHandles --verbose FAIL spec/start. Jest encountered an unexpected token. Jul 24, 2023 · yarn run v1. Sep 18, 2024 · > @wtto00/android-tools@1. js but I am unable to test my component using webstorm. When trying to upgrade d3-interpolate 2. App line . I see the problem in jest 28 and above. 碰到了一些 Jest 的报错，列一下搜到的解决方案. This usually means that you are trying to import a file which Jest cannot parse, e. I found a bypass using PageHeader from antd 4 while the rest of my app is on antd 5. compileFunction (vm. Jan 3, 2024 · You signed in with another tab or window. test. @Touffy thanks for the good work on this package. Test suite failed to run Jest encountered an unexpected token Jest failed to parse a file. Improve this answer. test script "scripts": { "test": "jest --cov May 31, 2023 · Test suite failed to run Jest encountered an unexpected token Jest failed to parse a file. ts' , it should be node . when your code or its dependencies use non-standard JavaScript syntax, or w Dec 21, 2018 · Relevant Debug Info. Jan 9, 2020 · Occurred when running test FAIL src/components/xxx 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 20, 2024 · $ npx jest FAIL . config. cjs and . Mar 6, 2022 · Edit: Tested both with pnpm@7. Actual behavior. We've been looking at improving ESM support in other ways so I'll link to #30634 to keep things organized. Aug 10, 2020 · For example, I think you can move to Jest 26 (came out a few months ago) and the corresponding ts-jest. You signed in with another tab or window. If folks can't answer your question from what's in your post alone, your post is incomplete (and note that the minimal example requires some work on your part - that's intentional. Please upgrade your environments if you can, or hardcode an older version of Cheerio. mjs file extensions should be more robust across all the various use cases. My jest. component. Dec 26, 2023 · Core Library MSAL. It take my a long time to try variou Mar 14, 2019 · You signed in with another tab or window. Oct 5, 2020 · You signed in with another tab or window. The fast, flexible, and elegant library for parsing and manipulating HTML and XML. Oct 6, 2023 · You signed in with another tab or window. Jul 23, 2024 · Jest encountered an unexpected token Jest failed to parse a file. And Jest doesn't like it. gl)|ng-dynamic)" Nov 4, 2021 · SyntaxError: Unexpected token 'export' The issue started when updating Jest from 26. js (@azure/msal-browser) Core Library Version 3. What is the current behavior? Random test failures on Travis CI. 0-> 4. 0-rc. , it's not plain JavaScript. Mar 16, 2022 · SyntaxError: Unexpected token 'export' Additional context. Jul 3, 2023 · import nextJest from "next/jest. Dec 27, 2022 · I was using jest 27, which works fine now. Jun 3, 2019 · I get SyntaxError: Unexpected token export when trying to running my test. 1. 6. json 中添加 --transformIgnorePatterns 这个 flag： Sep 11, 2017 · Hi @jdalton - first: THANK YOU for sharing this great tool. You signed out in another tab or window. 2. 5. it's not plain JavaScript. Follow edited Apr 2, 2019 at 13:55. got this error: import cheerio from "cheerio"; // load is named export, so wrapping in a default import ^^^^^ SyntaxError: The requested module 'cheerio' Jest unexpected token 'export': How to fix Jest is a popular JavaScript testing framework. 0 └── cheerio@1. - Issues · cheeriojs/cheerio Nov 30, 2022 · You signed in with another tab or window. When running tests I see SyntaxError: Unexpected token 'export' referencing the root index. 2 to 20. 0 C:\Users\EvgenyShlykov\Documents\GitHub\mwr-unexpected-token-export `-- react-scripts@1. 3 └─┬ enzyme@3. <anonymous> (src\components\category-tree\category-tree. json doesn't have "type": "module" in it and the extension is . js Core v1. Marcus, a seasoned developer, brought a rich background in developing both B2B and consumer software for a diverse range of organizations, including hedge funds and web agencies. Jun 15, 2023 · Jest encountered an unexpected token Jest failed to parse a file. g. We should be careful to change this, that may break existing usage. Jan 8, 2024 · You signed in with another tab or window. json. 676 [Info] Wallaby App (realtime reports) is Feb 7, 2022 · Trying to use spectator in my work project and when I run test (jest --watch ) I have this error: Test suite failed to run Jest encountered an unexpected token Jest failed to parse a file. Mar 10, 2020 · Thanks for reporting, this is a good point and is currently inconsistent. Interestingly I have been able to work around it by mocking the uuid library in tests like this. I have an application with the following test/tsconfig. 3 deduped ️ 4 menor-platform, nikolas, smerling-coremedia, and danielfsousa reacted with heart emoji However, I am seeing jest tests choke when using such imports with SyntaxError: Unexpected token export errors. <anonymous> (src\components\category\category. Adjust your transformIgnorePatterns allowed list: "jest": { "transformIgnorePatterns": [ "node_modules/(?!@ngrx|(?!deck. May 22, 2022 · 1. May 29, 2019 · You signed in with another tab or window. Jan 17, 2018 · Hi, I'm facing an issue that I'm having trouble fixing. I'm getting the dreaded SyntaxError: Unexpected token export when trying to May 23, 2022 · npm list cheerio @projectname ├── cheerio@1. component A lot of node modules export ES5 so that jest can run it out of the box without transform. 29. 0 The breaking change on parse5-htmlparser2-tree-adapter v7 is well documented : Oct 19, 2020 · rafgraph changed the title TS config error: SyntaxError: Unexpected token 'export' TS jest. Tasty treats for web developers brought to you by Sentry. For example: SyntaxError: Unexpected token 'export' or SyntaxError: Cannot use import statement outside a module I'm using babel-jest as the transform for my TypeScript tests. I just want to make sure the suggestion is understood. json for jsdom. Jest - Unexpected token import. js file as CJS file because the package. I'm not sure if it's an issue with this library or my configuration. Mar 17, 2025 · Description Since the recent move of next-intl to ESM, running tests with Jest broke. spec. I too was having issues setting up a small project to use this for my tests (using Tape). I have issues with Jest picking up an internal library, Jest would display 'unexpected token' errors wherever I had my imports from this library. 22. Config} */ const config = { // Add more setup options before each test is run For anyone using create-react-app, only certain jest configurations can be changed in package. json to select either commonjs or ESM: Jun 27, 2023 · I read up a bit on this through jestjs/jest#9771 and Jest's Configuration pages. Dec 26, 2023 · Marcus Greenwood Hatch, established in 2011 by Marcus Greenwood, has evolved significantly over the years. js and . 11. env files in your test environment dir: ". 0. Jul 28, 2020 · You signed in with another tab or window. May 14, 2020 · 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 Babel configuration. . js has been altered during migration, but the the projects in the workspace have not had their jest. Oct 5, 2017 · you are using the latest version of Jest yes try re-installing your node_modules folder yes run Jest once with --no-cache to see if that fixes the problem you are experiencing yes What is the current behavior? imac:react-redux-test damz$ Dec 29, 2019 · FAIL src/tests/index. Also, would be super rad if it mentioned in the docs how to handle using SVGs in tests, since it's such a common occurrence. The "issue" is that Jest only wants to process CommonJS-style code. Add . Dec 15, 2016 · Do you want to request a feature or report a bug? Probable bug. it ' s not plain JavaScript. My project has six Travis jobs and often one or two fails. For your case you need to map the nested one under @aws Jun 28, 2022 · You signed in with another tab or window. 10. Mar 11, 2019 · The only way I could get this to work for myself was to add: { "targets": { "node": "current" } } So that my presets read: Dec 14, 2024 · Original Title: import cheerio from 'cheerio'; // Import cheerio for HTML parsing SyntaxError: The requested module 'cheerio' does not provide an export named 'default' Corrected version: "Thanks for your interest in Cheerio! Oct 29, 2019 · Skip to content. I had an issue in which my unit tests were running just fine on my machine but failing on jenkins, your solution caused jest to give me a warning saying that globals are deprecated and then the tests took forever, I removed the globals and ended up with: Dec 9, 2024 · You signed in with another tab or window. exports = { env: { test: { presets: [ [ '@babel/preset-env', { modules: 'commonjs', debug: false } ], '@babel/preset-flow', '@babel/preset-react' ], plugins Issue : I am using ts-jest to test my typescript library. Jest failed to parse a file. Running with jest and react-testing-library. 17. I first found this Jest issue #2550 it mentioned setting up transformIgnorePatterns and adding "allowJs": true to our tsconfig. By default, if Jest sees a Babel config, it will use that to transform your files, ig Jan 2, 2010 · You signed in with another tab or window. when your code or its dependencies use non-standard JavaScript syntax, or when Jest is not configured to support such syntax. I am importing a package of my own creation into an Angular 2+ project, I can build the project and Feb 10, 2019 · You signed in with another tab or window. Feb 13, 2024 · You signed in with another tab or window. my issue is with JEST. /directives'; Jun 3, 2019 · Hello! I get SyntaxError: Unexpected token export when trying to running my test. Jan 6, 2022 · Thanks @venkatd for the code example. Apr 21, 2018 · You signed in with another tab or window. I found that (for one permutation of pathToJest and pathToConfig anyway) the following command was being logged:. I've seen some other answers and GitHub issues that describe this, but I haven't been able to find a solution in my case. Aug 13, 2024 · I had to downgrade to version 1. Sep 12, 2019 · I experienced exactly that problem. Aug 20, 2017 · sharikovvladislav changed the title Can not unit tests through jest because of SyntaxError: Unexpected token export Can not run unit tests through jest framework because of SyntaxError: Unexpected token export Aug 20, 2017 Skip to content. I'ts like @dean-g pointed out. I tried all kinds of pnpm options like shamefully-hoist but none worked. x, I've tried many other regexps from all over StackOverflow and all wide internet but it just does not work as expected. Jest fails with: Apr 26, 2022 · You signed in with another tab or window. 3. 1 and pnpm@8. Job restart usually helps. I totally hear you about not wanting to mock components. I finally found a workaround for this. 0 and still seeing the above issue. 7. Get tips and tricks from Wes Bos and Scott Tolinski. When running jest on @example/b it fails to run due to ESM syntax. I tried everything proposed in this thread as well as most of the stuff google found for me. I enabled debug output and opened dev tools. for the main library mathjs, we have an automatic switch in package. Here is Also further description of the problem: As problem suggests I am using TypeScript which is why I added ts-jest. babelrc and some dependencies, moduleNameMapper and transformIgnorePatterns in jest. But I have done Jest testing of Next. js apps a couple of times and find myself usually needing to mock next/router, next/link, or both. Apr 30, 2019 · You signed in with another tab or window. js (I tried to get jest to ignore sendbird, but to no avail): May 11, 2022 · Test suite failed to run Jest encountered an unexpected token Jest failed to parse a file. 5 Jun 23, 2022 · You signed in with another tab or window. There is a common approach to fix such issue. js" const createJestConfig = nextJest({ // Provide the path to your Next. Feb 20, 2023 · Thanks @StavKxDesign, that's very interesting. Here's what you can do. js app to load next. It seems to highlight the export issue in the file where function is defined. Clone it. Navigation Menu Toggle navigation Aug 9, 2023 · Jest encountered an unexpected token Jest failed to parse a file. it's not You signed in with another tab or window. Nov 30, 2022 · Waiting for a fix too. May be you are doing 'node . 3 Steps to reproduce Full PR with the failing build is here OctoLinker/OctoLinker#1563 Expected behavior Prior to v28 this project built just fine, but now we're getting SyntaxError: Unexpected token 'export' errors from the Apr 25, 2022 · You signed in with another tab or window. Expect jest tests to work. Jun 28, 2019 · Jest encountered an unexpected token This usually means that you are trying to import a file which Jest cannot parse, e. Experienced the exact same issue, and it was ultimately solved by switching from pnpm to npm. gitignore. Jan 12, 2023 · I think this is due to a missing "type": "module" in package. Component { ^^^^^ SyntaxError: Unexpected token export at transformAndBuildScript (node_modules\jest-runtime\build\transform. Not one bit. nx/pa Aug 10, 2024 · Jest encountered an unexpected token Jest failed to parse a file. js:284:10) at Object. Node. Steps to Reproduce. May 3, 2022 · I tried updating jest to the latest version (28) and started experiencing the classic TypeScript errors that you get when there are Babel / compiling TypeScript issues. js:341:18) at Generator. It may seem silly given the package name is literally "client-zip" but it wasn't immediately evident to me that this only works in a client environment. SyntaxError: Unexpected token 'export' when starting production build of Node+Express+Socket app with TURBOREPO (monorepo) Question I&#39;m facing an issue when trying to run my Node. travis. 24. [Info] Started Wallaby. SEE EPISODES You signed in with another tab or window. latest. present. config to reflect the changes (see below). ts error: SyntaxError: Unexpected token 'export' Oct 20, 2020 Copy link MikeyUchiha commented Oct 21, 2020 Apr 26, 2022 · I'm trying to set up a new project, and simply adding these give me an error: import { configure } from "enzyme"; import Adapter from "enzyme-adapter-preact-pure"; configure({ adapter: new Adapter() }); SyntaxError: Unexpected token 'exp C:\study\reactodo\node_modules\react-icons\fa\angle-down. 12 as a workaround for this issue. yml. 0 Wrapper Library MSAL React (@azure/msal-react) Wrapper Library Version 2. it's not pla May 3, 2022 · Version 28. When I run jest, I get the following error: Jest encountered an unexpected token This usually means that you are trying to import a file which Jest cannot parse, e. Verifications I've verified that the problem I'm experiencing isn't covered in the docs. CodeSandbox/Snack link No response Steps to r Feb 17, 2020 · You signed in with another tab or window. when your code or its dependen You signed in with another tab or window. js moduleNameMapper: { 'Utils': '<rootDir>/src/utils', } Runing my tests always fail, saying SyntaxError: Unexpected token 'export'. js:1 ({"Object. Mar 5, 2024 · You signed in with another tab or window. Hi there, I'm upgrading a project from version 3. Mar 17, 2020 · Jest encountered an unexpected token This usually means that you are trying to import a file which Jest cannot parse, e. Dec 29, 2023 · You signed in with another tab or window. The bit mentioning customExportConditions seems to apply: Both jest-environment-jsdom and jest-environment-node allow specifying customExportConditions, which allow you to control which versions of a library are loaded from exports in package. Navigation Menu Toggle navigation. The global jest. Create-react-app. Expected behavior. Nov 23, 2017 · npm ls react-scripts (if you haven’t ejected): mwr-unexpected-token-export@0. Aug 31, 2023 · When I try to run a test using MsalReactTester, I get the following error: Jest failed to parse a file. Apr 4, 2018 · You signed in with another tab or window. 3 to 27. React Jest Mar 21, 2018 · Hi, I have tried several solutions I have found but any of those work. SyntaxError: Unexpected token ‘export’ (https://github. Description I am trying to run a very simple test to check gluestack-ui and it fails to run due to unexpected 'export' from @legendapp/motion/index. Oct 4, 2022 · By clicking “Sign up for GitHub Test suite failed to run Jest encountered an unexpected token Details: C:\projects\shared-ui-components\node_modules\nanoid Dec 16, 2023 · Jest encountered an unexpected token Jest failed to parse a file. sklz vhpyf uwynl mansdsly qxsqk mvp yzr devdz fbyfh pqpn prytfl tvkb qofi itaajz bxdek