push after gitignore

microservices/helloworld/jest.config.js

+/** @type {import('ts-jest').JestConfigWithTsJest} */
+module.exports = {
+    preset: "ts-jest",
+    testEnvironment: "node",
+};

microservices/helloworld/package.json

@@ -19,7 +19,8 @@
         "database:deploy:prod": "npm run database:migrate:deploy && npm run database:seed:prod",
         "start:dev": "npm run prisma:generate && npx dotenvx run -- npx nodemon src/app.ts",
         "start:prod": "npm run build && npx dotenvx run -- NODE_ENV=production npx node dist/src/app.js",
-        "clean": "rm -R dist/*"
+        "clean": "rm -R dist/*",
+        "test": "jest"
     },
     "prisma": {
         "seed": "node dist/prisma/seed"
@@ -45,14 +46,17 @@
         "@types/bcryptjs": "^2.4.6",
         "@types/cors": "^2.8.17",
         "@types/express": "^4.17.21",
+        "@types/jest": "^29.5.14",
         "@types/jsonwebtoken": "^9.0.6",
         "@types/morgan": "^1.9.9",
         "@types/multer": "^1.4.11",
         "@types/node": "^20.12.7",
+        "jest": "^29.7.0",
         "node": "^20.12.2",
         "nodemon": "^3.1.0",
         "npm": "^10.5.2",
         "prisma": "^6.3.1",
+        "ts-jest": "^29.2.6",
         "ts-node": "^10.9.2",
         "tsx": "^4.7.2",
         "typescript": "^5.4.5"

microservices/helloworld/src/sum.ts

+export function sum(a: number, b: number): number {
+    return a + b;
+}

microservices/helloworld/test/service.test.ts

+require("dotenv").config();
+import { sum } from "../src/sum";
+
+test("adds 1 + 2 to equal 3", () => {
+    expect(sum(1, 2)).toBe(3);
+});

microservices/helloworld/tsconfig.json

@@ -3,7 +3,7 @@
         "baseUrl"         : ".",
         "outDir"          : "dist",
         "strict"          : true,
-        "target"          : "ES2022",
+        "target"          : "ES6",
         "module"          : "commonjs",
         "sourceMap"       : true,
         "noImplicitAny"   : true,