Testing

Running Tests

npm test                       # All tests
npm run test:statuspages       # Statux Pages only
npm run test:alerting          # Statux Alerts only
npm run test:synthetics        # Statux Synthetics only
npm run test:cov               # With coverage

Service Test Pattern

describe('ComponentsService', () => {
  let service: ComponentsService;
  let repo: MockRepository<Component>;

  beforeEach(async () => {
    const module = await Test.createTestingModule({
      providers: [
        ComponentsService,
        {
          provide: getRepositoryToken(Component),
          useValue: {
            find: jest.fn(),
            findOne: jest.fn(),
            create: jest.fn(),
            save: jest.fn(),
            merge: jest.fn((e, ...s) => Object.assign(e, ...s)),
          },
        },
      ],
    }).compile();

    service = module.get(ComponentsService);
    repo = module.get(getRepositoryToken(Component));
  });

  describe('findOne', () => {
    it('should return component', async () => {
      const component = { id: '123', name: 'Test' };
      repo.findOne.mockResolvedValue(component);

      const result = await service.findOne('123', 'project-id');

      expect(result).toEqual(component);
    });

    it('should throw NotFoundException', async () => {
      repo.findOne.mockResolvedValue(null);

      await expect(service.findOne('123', 'project-id'))
        .rejects.toThrow(NotFoundException);
    });
  });
});