chore: use vitest for tests (#1817)

.github/ISSUE_TEMPLATE/02-issue-nodejs.yml

@@ -1,5 +1,5 @@
 name: 'Bug report (Node.js)'
-description: I experience unexpected behavior using the library in Node.js (Jest/React Native/Express/etc.).
+description: I experience unexpected behavior using the library in Node.js (Vitest/React Native/Express/etc.).
 labels: ['bug', 'scope:node', 'needs:triage']
 body:
   - type: markdown

CONTRIBUTING.md

@@ -7,7 +7,7 @@ Hey! Thank you for deciding to contribute to Mock Service Worker! This page will
 Getting yourself familiar with the tools below will substantially ease your contribution experience.
 
 - [TypeScript](https://www.typescriptlang.org/)
-- [Jest](https://jestjs.io/)
+- [Vitest](https://vitest.dev/)
 - [Playwright](https://playwright.dev/)
 
 ## Dependencies
@@ -74,8 +74,6 @@ Build the library with the following command:
 $ pnpm build
 ```
 
-[jest-url]: https://jestjs.io
-
 ## Tests
 
 ### Testing levels
@@ -269,6 +267,5 @@ $ pnpm build
 ```
 
 [pnpm-url]: https://pnpm.io/
-[jest-url]: https://jestjs.io
 [page-with-url]: https://github.com/kettanaito/page-with
 [pnpm-install-guide-url]: https://pnpm.io/7.x/installation#installing-a-specific-version

README.md

@@ -125,7 +125,7 @@ There's no such thing as Service Workers in Node.js. Instead, MSW implements a [
 
 ### Usage example
 
-Take a look at the example of an integration test in Jest that uses [React Testing Library](https://github.com/testing-library/react-testing-library) and Mock Service Worker:
+Take a look at the example of an integration test in Vitest that uses [React Testing Library](https://github.com/testing-library/react-testing-library) and Mock Service Worker:
 
 ```js
 // test/Dashboard.test.js

global.d.ts

@@ -1,5 +1,3 @@
-declare const SERVICE_WORKER_CHECKSUM: string
-
 declare module '@bundled-es-modules/cookie' {
   export * as default from 'cookie'
 }

package.json

@@ -46,15 +46,14 @@
     "start": "tsup --watch",
     "clean": "rimraf ./lib",
     "lint": "eslint \"{cli,config,src,test}/**/*.ts\"",
-    "prebuild": "rimraf ./lib",
     "build": "pnpm clean && cross-env NODE_ENV=production tsup && pnpm patch:dts",
     "patch:dts": "node \"./config/scripts/patch-ts.js\"",
     "check:exports": "node \"./config/scripts/validate-esm.js\"",
     "test": "pnpm test:unit && pnpm test:node && pnpm test:browser",
-    "test:unit": "cross-env BABEL_ENV=test jest --maxWorkers=3",
-    "test:node": "jest --config=./test/jest.config.js --forceExit",
+    "test:unit": "vitest",
+    "test:node": "vitest run --config=./test/node/vitest.config.ts",
     "test:browser": "playwright test -c ./test/browser/playwright.config.ts",
-    "test:modules:node": "jest --config=./test/modules/node/jest.config.js",
+    "test:modules:node": "vitest run --config=./test/modules/node/vitest.config.ts",
     "test:modules:browser": "playwright test -c ./test/modules/browser/playwright.config.ts",
     "test:ts": "ts-node test/typings/run.ts",
     "prepare": "pnpm simple-git-hooks init",
@@ -143,11 +142,9 @@
     "@ossjs/release": "^0.8.0",
     "@playwright/test": "^1.30.0",
     "@swc/core": "^1.3.35",
-    "@swc/jest": "^0.2.24",
     "@types/express": "^4.17.17",
     "@types/fs-extra": "^9.0.13",
     "@types/glob": "^8.1.0",
-    "@types/jest": "^29.4.0",
     "@types/json-bigint": "^1.0.1",
     "@types/node": "18.x",
     "@types/node-fetch": "^2.5.11",
@@ -170,8 +167,7 @@
     "fs-extra": "^10.0.0",
     "fs-teardown": "^0.3.0",
     "glob": "^9.3.4",
-    "jest": "^29.4.3",
-    "jest-environment-jsdom": "^29.4.3",
+    "jsdom": "^22.1.0",
     "json-bigint": "^1.0.0",
     "lint-staged": "^13.0.3",
     "page-with": "^0.6.1",
@@ -184,6 +180,7 @@
     "typescript": "^5.0.2",
     "undici": "^5.20.0",
     "url-loader": "^4.1.1",
+    "vitest": "^0.34.6",
     "webpack": "^5.68.0",
     "webpack-dev-server": "^3.11.2",
     "webpack-http-server": "^0.5.0"