Jest syntaxerror unexpected token github ts:1 ({"Object. Apr 4, 2018 · Running jest with react-popper@0. I've reported the bug in jest, jest --no-cache does use some of the cache so it's safer to jest --clearCache. js and code from sample; Add sum. 9 is the latest, but consider at least moving to 3. To solve this, you can change your test script to the below: "test": "react-scripts test --transformIgnorePatterns 'node_modules/(?!(<your-package-goes-here>)/)'", Oct 19, 2020 · SyntaxError: Unexpected token 'export' I have TypeScript setup for es modules, but maybe there is something else I'm missing, tsconfig. Aug 13, 2017 · even with copying your example babel config I get the same Unexpected token import error, there has to be something else that's not right, the answers on SO also do not work for me 👍 5 myconode, wangduanduan, shybovycha, janacm, and Apollo725 reacted with thumbs up emoji Jul 23, 2019 · You signed in with another tab or window. 0 version as deprecated on npm. bable. exports = { presets: [ [ "@babel/preset-env", { targets: { node: "current Aug 31, 2021 · @achudars I have not tried version 26. ts to parse and tests to run. Mar 16, 2022 · SyntaxError: Unexpected token 'export' Additional context. Adjust your transformIgnorePatterns allowed list: "jest": { "transformIgnorePatterns": [ "node_modules/(?!@ngrx|(?!deck. Nov 2, 2021 · (Thanks for reporting an issue to micromatch! If you haven't already read the contributor guidelines, Please do that now, then proceed to fill out the details below. I have about 27 fails and all have a variety of : FAIL src/Components/c Because jest by default expect stuff in node_modules to be compiled, so node_modules if found in THE REAL PATH disable compilation. I tried every option with similar issues, but I can't get it to work. The screen renders correctly if I skip and just Start the application. json, jest does not recognize import statements, used within the reactjs jsx templates. spec. Our greenkeeper tried to install this and I guess marking it as deprecated would just make tools like this skip that version. it's not plain JavaScript. It worked for a long time but now I'm getting the following error: > jest assignment. js:5 export default class FaAngleDown extends React. 15. /static. Jan 8, 2024 · You signed in with another tab or window. I am using Angular 6+ but I always get this error: src\\setup-jest. Once I installed and configured the Jest. You switched accounts on another tab or window. 1. The global jest. Oct 30, 2023 · Test suite failed to run Jest encountered an unexpected token Jest failed to parse a file. Expected behavior. ^^^^^ SyntaxError: Unexpected token import at ScriptTransformer However, I am seeing jest tests choke when using such imports with SyntaxError: Unexpected token export errors. (Use node --trace-deprecation to show where the warning was created) Nov 10, 2017 · I have almost the same issue. Use an SVG component with Jest results in a SyntaxError: Unexpected token '<'; Expected behavior. gl)|ng-dynamic)" Jun 28, 2019 · Jest encountered an unexpected token This usually means that you are trying to import a file which Jest cannot parse, e. Mar 14, 2019 · @krizzu, no help, at least, with the "Jest setup file" option. 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. The problem is happening because jest now looks at the "browser" field in package. <anonymous>":function(module,exports,require,__dirname Jun 30, 2017 · You signed in with another tab or window. json for jsdom. . config with testEnvironment: "jest-environment-jsdom-global" I'm getting this wired issue: Feb 17, 2020 · You signed in with another tab or window. js has been altered during migration, but the the projects in the workspace have not had their jest. because it is a JS file with TS syntax, or it is published to npm as uncompiled source files. latest. Binaries: Jan 1, 2018 · I'm trying to setup a jest snapshot test with redux-persist in my react-native project. 50GHz. Prior to v28 this project built just fine, but now we're getting SyntaxError: Unexpected token 'export' errors from the jsonpath-plus package. exports I have issues with Jest picking up an internal library, Jest would display 'unexpected token' errors wherever I had my imports from this library. json to select either commonjs or ESM: Oct 19, 2016 · I have to point out that I copied your source code directly into my setupTest. Issue : I am using ts-jest to test my typescript library. May 29, 2019 · i5heu changed the title SyntaxError: Unexpected token = "SyntaxError: Unexpected token =" of imported file babel/typescript May 29, 2019 Copy link Contributor Mar 3, 2012 · You signed in with another tab or window. May 31, 2019 · I don't even know where to start with this one as I am not too familiar with testing and using this package for jest testing. cjs and . js'; Feb 20, 2023 · Thanks @StavKxDesign, that's very interesting. Apr 25, 2019 · I am using Jest to test my react application. When running tests I see SyntaxError: Unexpected token 'export' referencing the root index. 1. Work is on the feature/mutation-testing branch. js:2:44) at Object. I am importing a package of my own creation into an Angular 2+ project, I can build the project and Oct 6, 2023 · Saved searches Use saved searches to filter your results more quickly Jun 15, 2020 · Hello, Whilst writing unit test to reconfigure the url using jsdom. To Reproduce Steps to reproduce the behavior: ## clone repository git clone Apr 26, 2021 · You signed in with another tab or window. If you don't like use the latest version, try Jest 25. I am using the webpack template with the default jest. x action. I see the problem in jest 28 and above. js apps a couple of times and find myself usually needing to mock next/router, next/link, or both. js module. 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. js:284:10) at Object. 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. Jul 2, 2019 · I have a Vue file which imports a Vue file from node_modules. Here's what you can do: Jun 3, 2019 · I get SyntaxError: Unexpected token export when trying to running my test. As far as I can tell that package has the correct exports for use with jsdom like we're using. 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. Mar 27, 2020 · Jest encountered an unexpected token. 9. when your code or its dependencies use non-standard JavaScript syntax, or when Jest is not configured to support such syntax. I don't understand much of the whole babel transformation pipeline, but if you open the preprocessor. May 5, 2018 · Jest is running perfectly fine on my local machine, but I was wondering if anyone else had come across this issue. Aug 16, 2018 · Its not working for me. This happens e. js and code from sample; Update package. js file of this project. Out of the box Jest supports Babel, which will be used to transform your files into valid JS based on your Babel configuration. js but I am unable to test my component using webstorm. mjs file extensions should be more robust across all the various use cases. For jest. Here is Also further description of the problem: As problem suggests I am using TypeScript which is why I added ts-jest. Nov 9, 2018 · Might be a good idea to mark the 1. conf. json with "scripts": {"test": "jest"} npm test; this is where I get the error: SyntaxError: Unexpected token Mar 14, 2019 · jyurek changed the title Jest encountered an unexpected token Jest encountered an unexpected token: "SyntaxError: Unexpected token {"Mar 14, 2019 Copy link ghost commented Mar 14, 2019 Jan 25, 2016 · I have the same issue. 5+ (stable for over a year). gl)|ng-dynamic)" Mar 27, 2020 · Jest encountered an unexpected token. So to be clear, I've followed the instructions to include 2 lines in my setup file, AND included the transformIgnorePatterns you suggested. component. This is my Jan 24, 2017 · I'm using jest to test some of my files within Electron. yml file ```yml name: CI Jul 11, 2019 · You signed in with another tab or window. 0-> 4. After some digging I came to the conclusion, that this is a 1-in-billion issue due a combination of: npm run babel/jest spawning sub-processes Apr 6, 2018 · You signed in with another tab or window. I'm running into this for 3 days. use vscode jest debugger (vscode-jest-tests） still throw SyntaxError: Unexpected token import and All solutions above I tried But not work 5. 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. js Run yarn test What is the expec Mar 29, 2023 · npm run test > typescript@0. Jul 3, 2018 · First of all, when you try something else, be sure to run jest --clearCache to ensure jest will run with the new settings/packages. it's not pla Jun 8, 2019 · 🐛 Bug Report When I try to run the test, I get the following error: (function (exports, require, module, __filename, __dirname) { import { configure } from "enzyme"; SyntaxError: Unexpected token { It has to be because it cannot handle E Aug 10, 2024 · Jest encountered an unexpected token Jest failed to parse a file. We should be careful to change this, that may break existing usage. Apr 26, 2022 · You signed in with another tab or window. How to debugger with npm run test:unit 4. I'ts like @dean-g pointed out. Aug 10, 2020 · For example, I think you can move to Jest 26 (came out a few months ago) and the corresponding ts-jest. Component { ^^^^^ SyntaxError: Unexpected token export at transformAndBuildScript (node_modules\jest-runtime\build\transform. Else it'll use the 6. Here's what you can do. Jul 19, 2022 · Version. Please use a userland alternative instead. Dec 27, 2022 · I was using jest 27, which works fine now. I'm getting the dreaded SyntaxError: Unexpected token export when trying to run jest. <anonymous> (src\components\category-tree\category-tree. Finally, you want vue-jest 4. But I have done Jest testing of Next. js refrenced in your package. js function and it works perfectly so it definitely isn't the code that is the problem. I tried to use an htmlLoader, but doesn't work either. 3. for the main library mathjs, we have an automatic switch in package. /ac Aug 13, 2024 · ({"Object. CodeSandbox/Snack link No response Steps to r Mar 4, 2021 · SyntaxError: Unexpected token 'export' while running jest test cases. js altered with the new transformIgnorePatterns and transform configurations. npm install jest --save (jest is 1. Jest fails with: Describe a bug failing job run Expected behavior to produce code coverage (i understand this isnt supproted yet) Details Action version: OS, where your action is running (windows, linux): node version 12. Steps to reproduce. x, I've tried many other regexps from all over StackOverflow and all wide internet but it just does not work as expected. json here. By default, if Jest sees a Babel config, it will use that to transform your files, ignoring "node_modules". I have an application with the following test/tsconfig. Jul 28, 2020 · You signed in with another tab or window. I am having his message when importing a file. Why does it work for some imports and doesn't work for others? SyntaxError: Invalid or unexpected token 26 | PRIVATE_USER_PAGE 27 | } from '. <anonymous> (src\components\category\category. g. 2: Steps to reproduce the problem Create new application (create-react-app) Add react-bootstrap-typeahead (includes react-popper) Add <Typeahead options={[]} /> to App. Jan 12, 2023 · I think this is due to a missing "type": "module" in package. 0) Add sum. x. json file: { Test suite failed to run Jest encountered an unexpected token Jest failed to parse a file. 1 test > jest FAIL __test__/index. reconfigure I had to install jest-environment-jsdom & jest-environment-jsdom-global @latest. ) Jan 21, 2025 · (node:33364) [DEP0040] DeprecationWarning: The punycode module is deprecated. Jan 2, 2010 · You signed in with another tab or window. Sep 14, 2023 · 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. 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. Binaries: 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. , it's not plain JavaScript. Actual behavior. Dec 29, 2019 · FAIL src/tests/index. Add jest config by vue add unit-jest 2. 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. I just want to rebuild all packages under @ckeditor (since jest does not parse es6), but jest does not allow me to do that. I've added a work-around for #38, but now I'm facing a new issue. js Test suite failed to run SyntaxEr May 9, 2018 · 🐛 Bug Report When running jest as an npm script defined from the package. This file seems to not be recognize as a vue file when imported and doesn't use vue-jest. For babel, if you install babel 7, ts-jest will use it. Jun 5, 2017 · Saved searches Use saved searches to filter your results more quickly 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. ts from the docs. I don't think it an es2015 imports problem as my test code looks something like this: import React from "react" import "react-native" // Note: test r 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. modified sth and run npm run test:unit and passed. Mar 12, 2018 · Sorry for the late reply. js --coverage FAIL tests\assignment\assignment. 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 curre Nov 23, 2021 · It seems that it has less to do with the version of the dependencies. I totally hear you about not wanting to mock components. You signed out in another tab or window. json. Apr 3, 2018 · Currently trying out Stryker on my Jest + TypeScript React application. Expect jest tests to work. Mar 21, 2018 · Hi, I have tried several solutions I have found but any of those work. You likely want a newer TS as well - I believe 3. 11. Weirdly this may be somehow related to using enums? See the reproducible demo below. json, you will see that files from the node_modules subdirectory are excempted from beeing transformed to ES5 (see link, line 19): Jun 17, 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. Saved searches Use saved searches to filter your results more quickly Oct 24, 2018 · Junk experience in vue cli3 unit test with jest. js. Sep 21, 2017 · You signed in with another tab or window. ":function(module,exports,require,__dirname,__filename,jest){export { contains, merge } from '. This usually means that you are trying to import a file which Jest cannot parse, e. test script "scripts": { "test": "jest --coverage", }, jest. Hi there, I'm upgrading a project from version 3. May 31, 2023 · Test suite failed to run Jest encountered an unexpected token Jest failed to parse a file. . Feb 17, 2017 · Do you want to request a feature or report a bug? bug What is the current behavior? Locally passing test suite is "randomly" failing on our (Linux, Gitlab) CI on SyntaxError: Invalid or unexpected token. It seems to highlight the export issue in the file where function is defined. config. tsx Test suite failed to run Jest encountered an unexpected token Jest failed to parse a file. exports Oct 19, 2020 · SyntaxError: Unexpected token 'export' I have TypeScript setup for es modules, but maybe there is something else I'm missing, tsconfig. I've I've been trying to get circleci running with my build, and it keeps on breaking down when its running my jest tests. Mar 10, 2020 · Thanks for reporting, this is a good point and is currently inconsistent. This means, that a file is not transformed through TypeScript compiler, e. Jest encountered an unexpected token. Jest failed to parse a file. However, adding that has other side effects in the repo, so using explicit . CPU: (8) x64 Intel(R) Core(TM) i7-4870HQ CPU @ 2. I'm not sure if it's an issue with this library or my configuration. You signed in with another tab or window. Binaries: Prior to v28 this project built just fine, but now we're getting SyntaxError: Unexpected token 'export' errors from the jsonpath-plus package. It doesn't break. I installed ts-node and copied the jest. it ' s not plain JavaScript. test. 0 of this project but am having an issue when trying to run jest tests. May 11, 2022 · Test suite failed to run Jest encountered an unexpected token Jest failed to parse a file. To skip this test I create a fake screen. Jul 7, 2021 · Jest encountered an unexpected token This usually means that you are trying to import a file which Jest cannot parse, e. Prior to v28 this project built just fine, but now we're getting SyntaxError: Unexpected token 'export' errors from the jsonpath-plus package. Reload to refresh your session. x most likely. 0. component Jun 23, 2022 · You signed in with another tab or window. Jan 17, 2018 · Hi, I'm facing an issue that I'm having trouble fixing. Something else is the cause of the problem which I still haven't figured out, maybe it's the way babel is resolving imports, but this is just a wild guess from Nov 23, 2016 · You signed in with another tab or window. 7. You must use transformIgnorePatterns from jest, see their help Oct 8, 2017 · GitHub community articles failed with jest SyntaxError: Unexpected token import #341. System: OS: macOS 10. gqjc ibsnve ckij lgkiz puhcs yibo skhw lmgkpmhp rbp ctwst jkkpket wlvc vstshds ecnoxal gmfteb