{"id":16528390,"url":"https://github.com/danvk/jest-d3-repro","last_synced_at":"2026-06-21T18:31:48.079Z","repository":{"id":66069043,"uuid":"24507673","full_name":"danvk/jest-d3-repro","owner":"danvk","description":"Reproduction of a bug involving Jest and D3","archived":false,"fork":false,"pushed_at":"2014-09-26T17:58:08.000Z","size":136,"stargazers_count":0,"open_issues_count":0,"forks_count":0,"subscribers_count":1,"default_branch":"master","last_synced_at":"2026-04-17T00:17:38.300Z","etag":null,"topics":[],"latest_commit_sha":null,"homepage":null,"language":"JavaScript","has_issues":true,"has_wiki":null,"has_pages":null,"mirror_url":null,"source_name":null,"license":null,"status":null,"scm":"git","pull_requests_enabled":true,"icon_url":"https://github.com/danvk.png","metadata":{"files":{"readme":"README.md","changelog":null,"contributing":null,"funding":null,"license":null,"code_of_conduct":null,"threat_model":null,"audit":null,"citation":null,"codeowners":null,"security":null,"support":null}},"created_at":"2014-09-26T16:55:29.000Z","updated_at":"2014-09-26T16:55:39.000Z","dependencies_parsed_at":"2023-02-19T22:00:30.533Z","dependency_job_id":null,"html_url":"https://github.com/danvk/jest-d3-repro","commit_stats":null,"previous_names":[],"tags_count":0,"template":false,"template_full_name":null,"purl":"pkg:github/danvk/jest-d3-repro","repository_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repositories/danvk%2Fjest-d3-repro","tags_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repositories/danvk%2Fjest-d3-repro/tags","releases_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repositories/danvk%2Fjest-d3-repro/releases","manifests_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repositories/danvk%2Fjest-d3-repro/manifests","owner_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/owners/danvk","download_url":"https://codeload.github.com/danvk/jest-d3-repro/tar.gz/refs/heads/master","sbom_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repositories/danvk%2Fjest-d3-repro/sbom","scorecard":null,"host":{"name":"GitHub","url":"https://github.com","kind":"github","repositories_count":286080680,"owners_count":34622271,"icon_url":"https://github.com/github.png","version":null,"created_at":"2022-05-30T11:31:42.601Z","updated_at":"2026-05-26T15:22:16.424Z","status":"online","status_checked_at":"2026-06-21T02:00:05.568Z","response_time":54,"last_error":null,"robots_txt_status":"success","robots_txt_updated_at":"2025-07-24T06:49:26.215Z","robots_txt_url":"https://github.com/robots.txt","online":true,"can_crawl_api":true,"host_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub","repositories_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repositories","repository_names_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repository_names","owners_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/owners"}},"keywords":[],"created_at":"2024-10-11T17:40:13.575Z","updated_at":"2026-06-21T18:31:48.055Z","avatar_url":"https://github.com/danvk.png","language":"JavaScript","funding_links":[],"categories":[],"sub_categories":[],"readme":"jest-d3-repro\n=============\n\nReproduction of a bug involving Jest and D3.\n\nHere's a working test based on the [React/Jest tutorial](https://github.com/facebook/jest/blob/master/examples/react/__tests__/CheckboxWithLabel-test.js):\n```\n$ npm install\n$ git reset --hard 82ef006\n$ npm test\n\n\u003e jest-repro@ test /Users/danvk/code/jest-d3-repro\n\u003e jest __tests__/*\n\nFound 1 matching test...\n PASS  __tests__/CheckboxWithLabel-test.js (1.745s)\n1 test passed (1 total)\nRun time: 3.871s\n```\n\nAnd here's a failing one:\n```\n$ npm install\n$ git reset --hard \n$ npm test\n\n\u003e jest-repro@ test /Users/danvk/code/jest-d3-repro\n\u003e jest __tests__/*\n\nFound 1 matching test...\n FAIL  __tests__/CheckboxWithLabel-test.js (1.802s)\n● CheckboxWithLabel › it changes the text after click\n  - Throws: Error: /Users/danvk/code/jest-d3-repro/CheckboxWithLabel.js: /Users/danvk/code/jest-d3-repro/node_modules/d3/index.js: /Users/danvk/code/jest-d3-repro/node_modules/d3/node_modules/jsdom/lib/jsdom.js: /Users/danvk/code/jest-d3-repro/node_modules/d3/node_modules/jsdom/lib/jsdom/level3/index.js: /Users/danvk/code/jest-d3-repro/node_modules/d3/node_modules/jsdom/lib/jsdom/level3/core.js: /Users/danvk/code/jest-d3-repro/node_modules/d3/node_modules/jsdom/lib/jsdom/level2/core.js: /Users/danvk/code/jest-d3-repro/preprocessor.js: Parse Error: Line 432: Unexpected token )\n1 test failed, 0 test passed (1 total)\nRun time: 2.777s\nnpm ERR! Test failed.  See above for more details.\nnpm ERR! not ok code 0\n```\n\nThe only difference is the addition of this line to `CheckboxWithLabel.js`:\n\n```javascript\nvar d3 = require('d3');\n```\n\nThis can be traced back to an old version of jsdom, which doesn't have [this commit](https://github.com/tmpvar/jsdom/commit/b0f6c73cf5f1d1e8d3bda6f5f0b49b7567b9eeea). But if you include a new version of jsdom directly, you still get errors, now at runtime:\n\n```\n\u003e jest-repro@ test /Users/danvk/code/jest-d3-repro\n\u003e jest __tests__/*\n\nFound 1 matching test...\n FAIL  __tests__/CheckboxWithLabel-test.js (1.912s)\n● CheckboxWithLabel › it changes the text after click\n  - TypeError: /Users/danvk/code/jest-d3-repro/CheckboxWithLabel.js: /Users/danvk/code/jest-d3-repro/node_modules/jsdom/lib/jsdom.js: /Users/danvk/code/jest-d3-repro/node_modules/jsdom/lib/jsdom/level2/style.js: /Users/danvk/code/jest-d3-repro/node_modules/jsdom/lib/jsdom/level2/core.js: Cannot read property 'length' of undefined\n        at Object.firstChild (/Users/danvk/code/jest-d3-repro/node_modules/jsdom/lib/jsdom/level1/core.js:466:28)\n        at _getMetadata (/Users/danvk/code/jest-d3-repro/node_modules/jest-cli/src/lib/moduleMocker.js:279:49)\n        at _getMetadata (/Users/danvk/code/jest-d3-repro/node_modules/jest-cli/src/lib/moduleMocker.js:286:23)\n        at _getMetadata (/Users/danvk/code/jest-d3-repro/node_modules/jest-cli/src/lib/moduleMocker.js:279:27)\n        at _getMetadata (/Users/danvk/code/jest-d3-repro/node_modules/jest-cli/src/lib/moduleMocker.js:279:27)\n        at _getMetadata (/Users/danvk/code/jest-d3-repro/node_modules/jest-cli/src/lib/moduleMocker.js:279:27)\n        at _getMetadata (/Users/danvk/code/jest-d3-repro/node_modules/jest-cli/src/lib/moduleMocker.js:279:27)\n        at Object.module.exports.getMetadata (/Users/danvk/code/jest-d3-repro/node_modules/jest-cli/src/lib/moduleMocker.js:388:20)\n        at Loader._generateMock (/Users/danvk/code/jest-d3-repro/node_modules/jest-cli/src/HasteModuleLoader/HasteModuleLoader.js:280:56)\n        at Loader.requireMock (/Users/danvk/code/jest-d3-repro/node_modules/jest-cli/src/HasteModuleLoader/HasteModuleLoader.js:790:43)\n        at Loader.requireModuleOrMock (/Users/danvk/code/jest-d3-repro/node_modules/jest-cli/src/HasteModuleLoader/HasteModuleLoader.js:905:17)\n        at /Users/danvk/code/jest-d3-repro/node_modules/jsdom/lib/jsdom/level2/core.js:1:99\n        at Object.runContentWithLocalBindings (/Users/danvk/code/jest-d3-repro/node_modules/jest-cli/src/lib/utils.js:315:17)\n        at Loader._execModule (/Users/danvk/code/jest-d3-repro/node_modules/jest-cli/src/HasteModuleLoader/HasteModuleLoader.js:243:9)\n        at Loader.requireModule (/Users/danvk/code/jest-d3-repro/node_modules/jest-cli/src/HasteModuleLoader/HasteModuleLoader.js:886:12)\n        at Loader._generateMock (/Users/danvk/code/jest-d3-repro/node_modules/jest-cli/src/HasteModuleLoader/HasteModuleLoader.js:274:30)\n        at Loader.requireMock (/Users/danvk/code/jest-d3-repro/node_modules/jest-cli/src/HasteModuleLoader/HasteModuleLoader.js:790:43)\n        at Loader.requireModuleOrMock (/Users/danvk/code/jest-d3-repro/node_modules/jest-cli/src/HasteModuleLoader/HasteModuleLoader.js:905:17)\n        at /Users/danvk/code/jest-d3-repro/node_modules/jsdom/lib/jsdom/level2/style.js:1:79\n        at Object.runContentWithLocalBindings (/Users/danvk/code/jest-d3-repro/node_modules/jest-cli/src/lib/utils.js:315:17)\n        at Loader._execModule (/Users/danvk/code/jest-d3-repro/node_modules/jest-cli/src/HasteModuleLoader/HasteModuleLoader.js:243:9)\n        at Loader.requireModule (/Users/danvk/code/jest-d3-repro/node_modules/jest-cli/src/HasteModuleLoader/HasteModuleLoader.js:886:12)\n        at Loader._generateMock (/Users/danvk/code/jest-d3-repro/node_modules/jest-cli/src/HasteModuleLoader/HasteModuleLoader.js:274:30)\n        at Loader.requireMock (/Users/danvk/code/jest-d3-repro/node_modules/jest-cli/src/HasteModuleLoader/HasteModuleLoader.js:790:43)\n        at Loader.requireModuleOrMock (/Users/danvk/code/jest-d3-repro/node_modules/jest-cli/src/HasteModuleLoader/HasteModuleLoader.js:905:17)\n        at /Users/danvk/code/jest-d3-repro/node_modules/jsdom/lib/jsdom.js:8:13\n        at Object.runContentWithLocalBindings (/Users/danvk/code/jest-d3-repro/node_modules/jest-cli/src/lib/utils.js:315:17)\n        at Loader._execModule (/Users/danvk/code/jest-d3-repro/node_modules/jest-cli/src/HasteModuleLoader/HasteModuleLoader.js:243:9)\n        at Loader.requireModule (/Users/danvk/code/jest-d3-repro/node_modules/jest-cli/src/HasteModuleLoader/HasteModuleLoader.js:886:12)\n        at Loader.requireModuleOrMock (/Users/danvk/code/jest-d3-repro/node_modules/jest-cli/src/HasteModuleLoader/HasteModuleLoader.js:907:17)\n        at /Users/danvk/code/jest-d3-repro/CheckboxWithLabel.js:3:13\n        at Object.runContentWithLocalBindings (/Users/danvk/code/jest-d3-repro/node_modules/jest-cli/src/lib/utils.js:315:17)\n        at Loader._execModule (/Users/danvk/code/jest-d3-repro/node_modules/jest-cli/src/HasteModuleLoader/HasteModuleLoader.js:243:9)\n        at Loader.requireModule (/Users/danvk/code/jest-d3-repro/node_modules/jest-cli/src/HasteModuleLoader/HasteModuleLoader.js:886:12)\n        at Loader.requireModuleOrMock (/Users/danvk/code/jest-d3-repro/node_modules/jest-cli/src/HasteModuleLoader/HasteModuleLoader.js:907:17)\n        at Spec.\u003canonymous\u003e (/Users/danvk/code/jest-d3-repro/__tests__/CheckboxWithLabel-test.js:9:29)\n        at Timer.listOnTimeout [as ontimeout] (timers.js:110:15)\n1 test failed, 0 test passed (1 total)\nRun time: 2.883s\nnpm ERR! Test failed.  See above for more details.\nnpm ERR! not ok code 0\n```\n","project_url":"https://awesome.ecosyste.ms/api/v1/projects/github.com%2Fdanvk%2Fjest-d3-repro","html_url":"https://awesome.ecosyste.ms/projects/github.com%2Fdanvk%2Fjest-d3-repro","lists_url":"https://awesome.ecosyste.ms/api/v1/projects/github.com%2Fdanvk%2Fjest-d3-repro/lists"}