Merge pull request #1 from adevinwild/add-jest

feat: ✨ Added `jest` with TypeScript support
adevinwild · Feb 14, 2023 · 3010546 · 3010546
2 parents 97690f7 + e7b5027
commit 3010546
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Showing 3 changed files with 17 additions and 1 deletion.
diff --git a/jest.config.cjs b/jest.config.cjs
@@ -0,0 +1,5 @@
+/** @type {import('ts-jest').JestConfigWithTsJest} */
+module.exports = {
+    preset: 'ts-jest',
+    testEnvironment: 'node',
+}
diff --git a/package.json b/package.json
@@ -21,15 +21,19 @@
     "build": "npm run clean && microbundle",
     "dev": "microbundle watch",
     "lint": "eslint ./src --ext .ts",
-    "clean": "rimraf dist"
+    "clean": "rimraf dist",
+    "test": "jest ./tests"
   },
   "devDependencies": {
+    "@types/jest": "^29.4.0",
     "@typescript-eslint/eslint-plugin": "^5.52.0",
     "@typescript-eslint/parser": "^5.52.0",
     "eslint": "^8.34.0",
+    "jest": "^29.4.2",
     "microbundle": "^0.15.1",
     "prettier": "^2.8.4",
     "rimraf": "^3.0.2",
+    "ts-jest": "^29.0.5",
     "ts-node": "^10.9.1",
     "typescript": "^4.9.5"
   }

diff --git a/tests/helloWorld.test.ts b/tests/helloWorld.test.ts
@@ -0,0 +1,7 @@
+import { helloWorld } from '../src'
+
+describe('helloWorld', () => {
+    it('returns "Hello World!"', () => {
+        expect(helloWorld()).toBe('Hello World!')
+    })
+})