import { Test, TestingModule } from '@nestjs/testing'; import { HistoryPriceService } from './history-price.service'; describe('HistoryPriceService', () => { let service: HistoryPriceService; beforeEach(async () => { const module: TestingModule = await Test.createTestingModule({ providers: [HistoryPriceService], }).compile(); service = module.get(HistoryPriceService); }); it('should be defined', () => { expect(service).toBeDefined(); }); });