feat: expand backend admin marketplace and scaling

src/modules/notifications/notifications.service.spec.ts

@@ -2,6 +2,35 @@ import { NotFoundException } from '@nestjs/common';
 import { NotificationsService } from './notifications.service';
 
 describe('NotificationsService', () => {
+  it('creates mention notifications with mention type', async () => {
+    const notificationsRepository = {
+      create: jest.fn().mockResolvedValue({ toJSON: () => ({ _id: 'notification-1' }) }),
+      countUnread: jest.fn().mockResolvedValue(5),
+    };
+    const notificationsGateway = {
+      emitCreated: jest.fn(),
+    };
+
+    const service = new NotificationsService(
+      notificationsRepository as any,
+      notificationsGateway as any,
+    );
+
+    await service.createMentionNotification(
+      '507f1f77bcf86cd799439011',
+      '507f191e810c19729de860ea',
+      '507f1f77bcf86cd799439012',
+      { previewText: 'Hello @rami' },
+    );
+
+    expect(notificationsRepository.create).toHaveBeenCalledWith(
+      expect.objectContaining({
+        type: 'mention',
+        previewText: 'Hello @rami',
+      }),
+    );
+  });
+
   it('recalculates unread count after markAllRead', async () => {
     const notificationsRepository = {
       markAllRead: jest.fn().mockResolvedValue(4),