more backend unit test coverage
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jackiettran
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// Mock dependencies
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jest.mock('../../../../../services/email/core/EmailClient', () => {
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return jest.fn().mockImplementation(() => ({
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initialize: jest.fn().mockResolvedValue(),
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sendEmail: jest.fn().mockResolvedValue({ success: true, messageId: 'msg-123' }),
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}));
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});
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jest.mock('../../../../../services/email/core/TemplateManager', () => {
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return jest.fn().mockImplementation(() => ({
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initialize: jest.fn().mockResolvedValue(),
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renderTemplate: jest.fn().mockResolvedValue('<html>Test</html>'),
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}));
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});
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jest.mock('../../../../../utils/logger', () => ({
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info: jest.fn(),
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error: jest.fn(),
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warn: jest.fn(),
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}));
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const ForumEmailService = require('../../../../../services/email/domain/ForumEmailService');
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describe('ForumEmailService', () => {
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let service;
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const originalEnv = process.env;
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beforeEach(() => {
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jest.clearAllMocks();
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process.env = { ...originalEnv, FRONTEND_URL: 'http://localhost:3000' };
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service = new ForumEmailService();
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});
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afterEach(() => {
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process.env = originalEnv;
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});
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describe('initialize', () => {
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it('should initialize only once', async () => {
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await service.initialize();
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await service.initialize();
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expect(service.emailClient.initialize).toHaveBeenCalledTimes(1);
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});
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});
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describe('sendForumCommentNotification', () => {
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it('should send comment notification to post author', async () => {
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const postAuthor = { firstName: 'John', email: 'john@example.com' };
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const commenter = { firstName: 'Jane', lastName: 'Doe' };
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const post = { id: 123, title: 'Test Post' };
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const comment = { content: 'Great post!', createdAt: new Date() };
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const result = await service.sendForumCommentNotification(postAuthor, commenter, post, comment);
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expect(result.success).toBe(true);
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expect(service.templateManager.renderTemplate).toHaveBeenCalledWith(
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'forumCommentToPostAuthor',
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expect.objectContaining({
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postAuthorName: 'John',
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commenterName: 'Jane Doe',
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postTitle: 'Test Post',
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commentContent: 'Great post!',
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})
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);
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});
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it('should handle errors gracefully', async () => {
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service.templateManager.renderTemplate.mockRejectedValue(new Error('Template error'));
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const result = await service.sendForumCommentNotification(
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{ email: 'test@example.com' },
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{ firstName: 'Jane', lastName: 'Doe' },
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{ id: 1, title: 'Test' },
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{ content: 'Test', createdAt: new Date() }
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);
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expect(result.success).toBe(false);
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expect(result.error).toContain('Template error');
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});
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});
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describe('sendForumReplyNotification', () => {
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it('should send reply notification to comment author', async () => {
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const commentAuthor = { firstName: 'John', email: 'john@example.com' };
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const replier = { firstName: 'Jane', lastName: 'Doe' };
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const post = { id: 123, title: 'Test Post' };
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const reply = { content: 'Good point!', createdAt: new Date() };
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const parentComment = { content: 'Original comment' };
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const result = await service.sendForumReplyNotification(
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commentAuthor, replier, post, reply, parentComment
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);
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expect(result.success).toBe(true);
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expect(service.templateManager.renderTemplate).toHaveBeenCalledWith(
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'forumReplyToCommentAuthor',
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expect.objectContaining({
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commentAuthorName: 'John',
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replierName: 'Jane Doe',
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parentCommentContent: 'Original comment',
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replyContent: 'Good point!',
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})
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);
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});
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});
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describe('sendForumAnswerAcceptedNotification', () => {
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it('should send answer accepted notification', async () => {
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const commentAuthor = { firstName: 'John', email: 'john@example.com' };
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const postAuthor = { firstName: 'Jane', lastName: 'Doe' };
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const post = { id: 123, title: 'Test Question' };
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const comment = { content: 'The answer is...' };
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const result = await service.sendForumAnswerAcceptedNotification(
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commentAuthor, postAuthor, post, comment
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);
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expect(result.success).toBe(true);
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expect(service.emailClient.sendEmail).toHaveBeenCalledWith(
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'john@example.com',
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'Your comment was marked as the accepted answer!',
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expect.any(String)
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);
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});
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});
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describe('sendForumThreadActivityNotification', () => {
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it('should send thread activity notification', async () => {
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const participant = { firstName: 'John', email: 'john@example.com' };
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const commenter = { firstName: 'Jane', lastName: 'Doe' };
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const post = { id: 123, title: 'Test Post' };
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const comment = { content: 'New comment', createdAt: new Date() };
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const result = await service.sendForumThreadActivityNotification(
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participant, commenter, post, comment
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);
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expect(result.success).toBe(true);
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});
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});
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describe('sendForumPostClosedNotification', () => {
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it('should send post closed notification', async () => {
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const recipient = { firstName: 'John', email: 'john@example.com' };
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const closer = { firstName: 'Admin', lastName: 'User' };
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const post = { id: 123, title: 'Test Post' };
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const closedAt = new Date();
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const result = await service.sendForumPostClosedNotification(
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recipient, closer, post, closedAt
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);
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expect(result.success).toBe(true);
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expect(service.emailClient.sendEmail).toHaveBeenCalledWith(
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'john@example.com',
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'Discussion closed: Test Post',
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expect.any(String)
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);
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});
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});
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describe('sendForumPostDeletionNotification', () => {
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it('should send post deletion notification', async () => {
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const postAuthor = { firstName: 'John', email: 'john@example.com' };
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const admin = { firstName: 'Admin', lastName: 'User' };
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const post = { title: 'Deleted Post' };
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const deletionReason = 'Violated community guidelines';
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const result = await service.sendForumPostDeletionNotification(
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postAuthor, admin, post, deletionReason
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);
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expect(result.success).toBe(true);
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expect(service.templateManager.renderTemplate).toHaveBeenCalledWith(
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'forumPostDeletionToAuthor',
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expect.objectContaining({
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deletionReason: 'Violated community guidelines',
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})
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);
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});
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});
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describe('sendForumCommentDeletionNotification', () => {
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it('should send comment deletion notification', async () => {
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const commentAuthor = { firstName: 'John', email: 'john@example.com' };
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const admin = { firstName: 'Admin', lastName: 'User' };
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const post = { id: 123, title: 'Test Post' };
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const deletionReason = 'Violated community guidelines';
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const result = await service.sendForumCommentDeletionNotification(
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commentAuthor, admin, post, deletionReason
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);
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expect(result.success).toBe(true);
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});
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});
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describe('sendItemRequestNotification', () => {
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it('should send item request notification to nearby users', async () => {
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const recipient = { firstName: 'John', email: 'john@example.com' };
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const requester = { firstName: 'Jane', lastName: 'Doe' };
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const post = { id: 123, title: 'Looking for a Drill', content: 'Need a power drill for the weekend' };
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const distance = '2.5';
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const result = await service.sendItemRequestNotification(
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recipient, requester, post, distance
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);
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expect(result.success).toBe(true);
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expect(service.templateManager.renderTemplate).toHaveBeenCalledWith(
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'forumItemRequestNotification',
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expect.objectContaining({
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itemRequested: 'Looking for a Drill',
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distance: '2.5',
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})
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);
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});
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});
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});
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