test: switch from jest to vitest

Signed-off-by: Adam Setch <[email protected]>

Author: setchy

CONTRIBUTING.md

@@ -36,7 +36,7 @@ To reload the app with the changes that `pnpm watch` has detected, you can use t
 
 There are 2 checks:
 1. linter & formatter with [biome][biome-website]
-2. unit tests with [jest][jest-website]
+2. unit tests with [vitest][vitest-website]
 
 ```shell
 # Run biome to check linting and formatting
@@ -45,7 +45,7 @@ pnpm lint:check
 # Run unit tests with coverage
 pnpm test
 
-# Update jest snapshots
+# Update test snapshots
 pnpm test -u
 ```
 
@@ -95,5 +95,5 @@ This project is a tool for monitoring new notifications from Github. It's not me
 [github-new-release]: https://github.com/gitify-app/gitify/releases/new
 [github-octicons]: https://primer.style/foundations/icons
 [homebrew-cask-autobump-workflow]: https://github.com/Homebrew/homebrew-cask/actions/workflows/autobump.yml
-[jest-website]: https://jestjs.io/
+[vitest-website]: https://vitest.dev/
 

jest.config.ts

@@ -17,7 +17,7 @@
     "package:win": "electron-builder --win",
     "lint:check": "biome check",
     "lint": "biome check --fix",
-    "test": "jest",
+    "test": "vitest -u",
     "start": "electron . --enable-logging",
     "prepare": "husky"
   },
@@ -150,12 +150,12 @@
     "@primer/react": "36.27.0",
     "@tailwindcss/postcss": "4.0.6",
     "@testing-library/react": "16.2.0",
-    "@types/jest": "29.5.14",
     "@types/node": "22.13.2",
     "@types/react": "19.0.8",
     "@types/react-dom": "19.0.3",
     "@types/react-router-dom": "5.3.3",
     "@types/semver": "7.5.8",
+    "@vitest/ui": "^3.0.5",
     "axios": "1.7.9",
     "clsx": "2.1.1",
     "concurrently": "9.1.2",
@@ -169,8 +169,6 @@
     "graphql-tag": "2.12.6",
     "html-webpack-plugin": "5.6.3",
     "husky": "9.1.7",
-    "jest": "29.7.0",
-    "jest-environment-jsdom": "29.7.0",
     "mini-css-extract-plugin": "2.9.2",
     "nock": "14.0.1",
     "postcss": "8.5.2",
@@ -181,17 +179,20 @@
     "tailwind-merge": "3.0.1",
     "tailwindcss": "4.0.6",
     "terser-webpack-plugin": "5.3.11",
-    "ts-jest": "29.2.5",
     "ts-loader": "9.5.2",
     "ts-node": "10.9.2",
     "typescript": "5.7.3",
+    "vitest": "3.0.5",
     "webpack": "5.98.0",
     "webpack-cli": "6.0.1",
     "webpack-merge": "6.0.1"
   },
   "packageManager": "[email protected]",
   "lint-staged": {
     "*": "biome check --fix --no-errors-on-unmatched",
-    "*.{js,ts,tsx}": "pnpm test -- --findRelatedTests -u --passWithNoTests"
+    "*.{js,ts,tsx}": "pnpm test"
+  },
+  "pnpm": {
+    "onlyBuiltDependencies": ["@biomejs/biome", "electron", "esbuild"]
   }
 }