feat: added root path first test

server/package.json

@@ -10,7 +10,7 @@
     "prebuild": "yarn lint",
     "build": "tsc",
     "test": "jest",
-    "test-watch": "jest --watch"
+    "test-watch": "jest --watchAll"
   },
   "dependencies": {
     "cookie-parser": "1.4.5",

server/src/app.ts

@@ -14,7 +14,7 @@ import { registerApis } from './routes/api/register'
 const PORT = normalizePort(process.env.PORT || '6595')
 
 const debug = initDebug('deemix-gui:server')
-const app: Application = express()
+export const app: Application = express()
 const server = http.createServer(app)
 
 /* === Middlewares === */
@@ -31,7 +31,9 @@ registerApis(app)
 app.set('port', PORT)
 
 /* === Server port === */
-server.listen(PORT)
+if (process.env.NODE_ENV !== 'test') {
+	server.listen(PORT)
+}
 
 /* === Server callbacks === */
 server.on('error', getErrorCb(PORT))

server/src/routes/index.spec.ts

@@ -0,0 +1,28 @@
+import request from 'supertest'
+import { app } from '../app'
+
+describe('root path requests', () => {
+	it('it responds 200 to the GET method', async () => {
+		const result = await request(app).get('/').send()
+
+		expect(result.status).toBe(200)
+	})
+
+	it('it responds 404 to the POST method', async () => {
+		const result = await request(app).post('/').send()
+
+		expect(result.status).toBe(404)
+	})
+
+	it('it responds 404 to the PATCH method', async () => {
+		const result = await request(app).patch('/').send()
+
+		expect(result.status).toBe(404)
+	})
+
+	it('it responds 404 to the DELETE method', async () => {
+		const result = await request(app).delete('/').send()
+
+		expect(result.status).toBe(404)
+	})
+})