adding first basic test ( ScrapginService)

README.md

@@ -53,7 +53,7 @@
 
 - Fourth part: [#6 PR : feat/scraper](https://github.com/aabril/dailytrends/pull/6)
   - Crea un “servicio de lectura de feeds” que extraiga por web scraping 
-    - 
+    - we are going to be implementing a Factory for the scraper, since we are going to input values and then will build our custom class
 
 ## Feed layer abstractions
 

src/__tests__/ScrapingService.test.ts

@@ -0,0 +1,32 @@
+import { ScrapingService } from '../services/ScrapingService';
+import { IFeedRepository } from '../repositories/FeedRepository';
+
+// Mock FeedRepository
+const mockFeedRepository: jest.Mocked<IFeedRepository> = {
+  create: jest.fn(),
+  findAll: jest.fn(),
+  findById: jest.fn(),
+  findByUrl: jest.fn(),
+  findBySource: jest.fn(),
+  findTodaysFrontPage: jest.fn(),
+  update: jest.fn(),
+  delete: jest.fn(),
+  deleteMany: jest.fn(),
+  count: jest.fn(),
+  exists: jest.fn()
+};
+
+describe('ScrapingService', () => {
+  let scrapingService: ScrapingService;
+
+  beforeEach(() => {
+    jest.clearAllMocks();
+    scrapingService = new ScrapingService(mockFeedRepository);
+  });
+
+  describe('Basic Functionality', () => {
+    test('should create ScrapingService instance', () => {
+      expect(scrapingService).toBeInstanceOf(ScrapingService);
+    });
+  });
+});