tests: add tests for IngredientsController for route ingredients/ and ingredients/:id

API-Project/src/controllers/ingredients.controller.ts

@@ -54,7 +54,8 @@ IngredientsController.get('/:id', async (req, res) => {
     const id = Number(req.params.id);
 
     if (!Number.isInteger(id)) {
-        throw new Exceptions.BadRequestException('id invalid !');
+        res.status(400).send('invalid parameter')
+        return
     }
 
     try {

API-Project/src/server.ts

@@ -24,6 +24,13 @@ app.use('/steps', StepsController);
 
 const port = process.env.PORT || 3000;
 
-export const server = app.listen(port, () => console.log(`App listening on PORT ${port}`));
+export const startServer = () => {
+  return app.listen(port, () => console.log(`App listening on PORT ${port}`));
+};
+
+// Exécutez le serveur uniquement si le module est le point d'entrée principal
+if (require.main === module) {
+  startServer();
+}
 
 export default app;

API-Project/tests/app.spec.ts

@@ -1,7 +1,18 @@
 import request from 'supertest';
-import app, {server} from '../src/server';
+import app, { startServer } from '../src/server';
+import { Server, IncomingMessage, ServerResponse } from 'http';
 
 describe('GET /api/endpoint', () => {
+    let server: Server<typeof IncomingMessage, typeof ServerResponse>;
+    
+    beforeAll(() => {
+        server = startServer();
+    });
+
+    afterAll((done) => {
+        server.close(done);
+    });
+
     it('should return a 200 status code', async () => {
         const response = await request(app).get('/');
         expect(response.status).toBe(200);
@@ -9,5 +20,4 @@ describe('GET /api/endpoint', () => {
 
     // Ecrire d'autres tests ici
 
-  server.close()
 });

API-Project/tests/ingredients.spec.ts

@@ -0,0 +1,36 @@
+import request from 'supertest';
+import app, { startServer } from '../src/server';
+import { Server, IncomingMessage, ServerResponse } from 'http';
+
+
+describe('GET /ingredients', () => {
+    let server: Server<typeof IncomingMessage, typeof ServerResponse>;
+  
+    beforeAll(() => {
+      server = startServer();
+    });
+  
+    afterAll((done) => {
+      server.close(done);
+    });
+  it('should return a 200 status code', async () => {
+    const response = await request(app).get('/ingredients/');
+    expect(response.status).toBe(200);
+  });
+
+  it('should return a 200 status code', async () => {
+    const response = await request(app).get('/ingredients/1');
+    expect(response.status).toBe(200);
+  });
+  
+  it('should return a 400 status code', async () => {
+    const response = await request(app).get('/ingredients/l');
+    expect(response.status).toBe(400);
+  });
+
+  it('should return a 404 status code', async () => {
+    const response = await request(app).get('/ingredients/8024');
+    expect(response.status).toBe(404);
+  });
+
+});