- update model and repository

- add tests for feed Model

src/__tests__/Feed.model.test.ts

@@ -0,0 +1,114 @@
+import mongoose from 'mongoose';
+import { Feed, IFeedDocument } from '../models/Feed.js';
+import { NewsSource } from '../types/Feed.js';
+
+describe('Feed Model', () => {
+  const mockFeedData = {
+    title: 'Test News Title',
+    description: 'Test news description',
+    url: 'https://example.com/news/1',
+    source: NewsSource.EL_PAIS,
+    publishedAt: new Date('2024-01-15T10:00:00Z'),
+    imageUrl: 'https://example.com/image.jpg',
+    category: 'Politics',
+    isManual: false
+  };
+
+  beforeEach(() => {
+    jest.clearAllMocks();
+  });
+
+  describe('Schema Validation', () => {
+    test('should create a valid feed document', () => {
+      const feed = new Feed(mockFeedData);
+      
+      expect(feed.title).toBe(mockFeedData.title);
+      expect(feed.description).toBe(mockFeedData.description);
+      expect(feed.url).toBe(mockFeedData.url);
+      expect(feed.source).toBe(mockFeedData.source);
+      expect(feed.publishedAt).toEqual(mockFeedData.publishedAt);
+      expect(feed.imageUrl).toBe(mockFeedData.imageUrl);
+      expect(feed.category).toBe(mockFeedData.category);
+      expect(feed.isManual).toBe(mockFeedData.isManual);
+    });
+
+    test('should set default values correctly', () => {
+      const minimalData = {
+        title: 'Test Title',
+        description: 'Test description',
+        url: 'https://example.com/test',
+        source: NewsSource.EL_MUNDO,
+        publishedAt: new Date()
+      };
+      
+      const feed = new Feed(minimalData);
+      
+      expect(feed.isManual).toBe(false);
+      expect(feed.createdAt).toBeDefined();
+      expect(feed.updatedAt).toBeDefined();
+    });
+
+    test('should require mandatory fields', () => {
+      const feed = new Feed({});
+      const validationError = feed.validateSync();
+      
+      expect(validationError?.errors.title).toBeDefined();
+      expect(validationError?.errors.url).toBeDefined();
+      expect(validationError?.errors.source).toBeDefined();
+      expect(validationError?.errors.publishedAt).toBeDefined();
+    });
+
+    test('should validate NewsSource enum', () => {
+      const invalidData = {
+        ...mockFeedData,
+        source: 'Invalid Source' as any
+      };
+      
+      const feed = new Feed(invalidData);
+      const validationError = feed.validateSync();
+      
+      expect(validationError?.errors.source).toBeDefined();
+    });
+  });
+
+  describe('Document Transformation', () => {
+    test('should transform _id to id in JSON', () => {
+      const feed = new Feed(mockFeedData);
+      feed._id = '507f1f77bcf86cd799439011';
+      
+      const json = feed.toJSON();
+      
+      expect(json.id.toString()).toBe('507f1f77bcf86cd799439011');
+      expect(json._id).toBeUndefined();
+      expect(json.__v).toBeUndefined();
+    });
+
+    test('should transform _id to id in Object', () => {
+      const feed = new Feed(mockFeedData);
+      feed._id = '507f1f77bcf86cd799439011';
+      
+      const obj = feed.toObject();
+      
+      expect(obj.id.toString()).toBe('507f1f77bcf86cd799439011');
+      expect(obj._id).toBeUndefined();
+      expect(obj.__v).toBeUndefined();
+    });
+  });
+
+  describe('Model Methods', () => {
+    test('should create Feed model instance', () => {
+      expect(Feed).toBeDefined();
+      expect(Feed.modelName).toBe('Feed');
+    });
+
+    test('should have unique URL index', () => {
+      const indexes = Feed.schema.indexes();
+      const urlIndex = indexes.find(index => 
+        index[0].url && index[1].unique
+      );
+      
+      expect(urlIndex).toBeDefined();
+      expect(urlIndex?.[1].unique).toBe(true);
+    });
+  });
+});