feat(scaffolding): replaced jest and ts-jest with vitest

.github/workflows/ci.yaml

@@ -76,11 +76,6 @@ jobs:
           key: ${{ runner.os }}-${{ matrix.node }}-node-${{ hashFiles('**/pnpm-lock.yaml') }}
           restore-keys: |
             ${{ runner.os }}-${{ matrix.node }}-node-
-
-      - uses: pnpm/[email protected]
-        with:
-          version: 7.4.1
-          run_install: false
       
       - name: Install dependencies
         run: pnpm i

package.json

@@ -13,23 +13,20 @@
     "typecheck": "turbo run typecheck",
     "lint:ci": "turbo run lint:ci",
     "lint": "turbo run lint",
-    "test": "turbo run test",
-    "test:unit": "turbo run test:unit",
-    "test:integration": "turbo run test:integration",
-    "test:ci": "turbo run test:ci",
+    "test": "pnpm -r --if-present test",
+    "test:unit": "pnpm -r --if-present test:unit",
+    "test:integration": "pnpm -r --if-present test:integration",
     "prepare": "husky"
   },
   "devDependencies": {
     "@biomejs/biome": "^1.9.0",
-    "@types/jest": "^29.1.2",
     "@types/node": "20.9.0",
     "husky": "^9.1.6",
-    "jest": "^29.2.0",
     "lint-staged": "^15.2.10",
     "rimraf": "^3.0.2",
-    "ts-jest": "29.0.3",
     "turbo": "^2.1.2",
-    "typescript": "^4.8.4"
+    "typescript": "^5.6.0",
+    "vitest": "^2.1.0"
   },
   "packageManager": "[email protected]",
   "pre-commit": "lint-staged",

packages/common-utils/__tests__/integration/uses-internet.test.ts

@@ -0,0 +1,13 @@
+describe('should be able to connect to the internet', () => {
+  it('/todos', async () => {
+    const response = await fetch('https://jsonplaceholder.typicode.com/todos')
+    const todos = await response.json()
+    expect(todos.length).toBeGreaterThan(0)
+  })
+
+  it('/users', async () => {
+    const response = await fetch('https://jsonplaceholder.typicode.com/users')
+    const users = await response.json()
+    expect(users.length).toBeGreaterThan(0)
+  })
+})

packages/common-utils/__tests__/unit/__snapshots__/sum.test.ts.snap

@@ -0,0 +1,5 @@
+// Vitest Snapshot v1, https://vitest.dev/guide/snapshot.html
+
+exports[`sum > sum([]) = 0 1`] = `0`;
+
+exports[`sum > sum([2, 3, 0, 1]) = 6 1`] = `0`;

packages/common-utils/__tests__/unit/sum.test.ts

@@ -3,9 +3,11 @@ import { sum } from '../../src'
 describe('sum', () => {
   it('sum([]) = 0', () => {
     expect(sum([])).toBe(0)
+    expect(sum([])).toMatchSnapshot()
   })
 
   it('sum([2, 3, 0, 1]) = 6', () => {
     expect(sum([2, 3, 0, 1])).toEqual(6)
+    expect(sum([])).toMatchSnapshot()
   })
 })

packages/common-utils/package.json

@@ -4,17 +4,21 @@
   "version": "0.1.0",
   "description": "Library that contains common utility functions",
   "main": "./build/index.js",
+  "exports": {
+    ".": {
+      "import": "./build/index.js",
+      "require": "./build/index.js",
+      "types": "./build/index.d.ts"
+    }
+  },
   "scripts": {
     "clean": "rimraf build",
     "build": "pnpm clean && tsc",
     "typecheck": "tsc",
     "lint:ci": "biome ci",
     "lint": "biome check --fix --unsafe",
-    "pretest": "jest --clearCache",
-    "test": "pnpm test:ci",
-    "test:unit": "JEST_LIB_UNDER_TEST=common-utils jest -c ../jest/jest.config.unit.mjs",
-    "test:integration": "JEST_LIB_UNDER_TEST=common-utils jest -c ../jest/jest.config.integration.mjs",
-    "test:local": "JEST_LIB_UNDER_TEST=common-utils jest -c ../jest/jest.config.local.mjs",
-    "test:ci": "JEST_LIB_UNDER_TEST=common-utils jest -c ../jest/jest.config.ci.mjs --runInBand"
+    "test": "vitest --workspace ../../vitest.workspace.ts run",
+    "test:unit": "vitest --workspace ../../vitest.workspace.ts --project unit run",
+    "test:integration": "vitest --workspace ../../vitest.workspace.ts --project integration run"
   }
 }

packages/example/__tests__/unit/silly.test.ts

@@ -0,0 +1,5 @@
+describe('basic', () => {
+  it('silly example', () => {
+    expect([]).toHaveLength(0)
+  })
+})

packages/example/package.json

@@ -10,7 +10,7 @@
     "typecheck": "tsc",
     "lint:ci": "biome ci",
     "lint": "biome check --fix --unsafe",
-    "pretest": "jest --clearCache"
+    "test:unit": "vitest --workspace ../../vitest.workspace.ts --project unit run"
   },
   "dependencies": {
     "@jkomyno/common-utils": "workspace:*"