basic jest + typescript support

ref #17

jest.config.js

@@ -0,0 +1,4 @@
+module.exports = {
+  preset: 'ts-jest',
+  testEnvironment: 'node',
+};

package.json

@@ -47,14 +47,18 @@
     "@types/cors": "^2.8.8",
     "@types/dotenv-safe": "^8.1.1",
     "@types/express": "^4.17.9",
+    "@types/jest": "^26.0.16",
     "@types/jsonwebtoken": "^8.5.0",
     "@types/multer": "^1.4.4",
     "@types/node": "^14.14.9",
     "@types/swagger-ui-express": "^4.1.2",
     "@types/uuid": "^8.3.0",
+    "axios": "^0.21.0",
     "dotenv-safe": "^8.2.0",
+    "jest": "^26.6.3",
     "nodemon": "^2.0.6",
     "sqlite3": "^5.0.0",
+    "ts-jest": "^26.4.4",
     "ts-node": "^9.0.0",
     "typedoc": "^0.19.2",
     "typescript": "^4.1.2"
@@ -62,6 +66,7 @@
   "scripts": {
     "dev": "nodemon src/app.ts",
     "build": "tsc",
-    "docs": "typedoc --out docs src"
+    "docs": "typedoc --out docs src",
+    "test": "jest"
   }
-}
+}

src/tests/firsttest.spec.ts

@@ -0,0 +1,14 @@
+import axios from 'axios';
+
+describe('GET /api/openapi.json', () => {
+	it('is http 200', async () => {
+		const res = await axios.get('http://localhost:4010/api/openapi.json');
+		expect(res.status).toEqual(200);
+	});
+});
+describe('GET /', () => {
+	it('is http 404', async () => {
+		const res = await axios.get('http://localhost:4010/', { validateStatus: undefined });
+		expect(res.status).toEqual(404);
+	});
+});