Typescript 模拟类型存储库未返回设置的模拟值（Nest.js）

我试图定义一个解析为实体（此处称为网络）的模拟解析

要执行此操作，我将我的

设置为每个
：

  beforeEach(async () => {
    const module: TestingModule = await Test.createTestingModule({
      imports: [
        TypeOrmModule.forRoot(DB_CONNECTION),
        RepoModule,
      ],
      providers: [
        {
          provide: getRepositoryToken(Member),
          useValue: {
            findOne: () => {},
          },
        },
        {
          provide: getRepositoryToken(Network),
          useValue: {
            findOne: () => {},
          },
        },
      ],
    }).compile();

    service = module.get<NetworkService>(NetworkService);
    networkRepo = module.get(getRepositoryToken(Network));
    memberRepo = module.get(getRepositoryToken(Member));
  });

  beforeEach(async () => {
    const module: TestingModule = await Test.createTestingModule({
      imports: [
        TypeOrmModule.forRoot(DB_CONNECTION),
        RepoModule,
      ],
      providers: [
        {
          provide: getRepositoryToken(Member),
          useValue: {
            findOne: () => {},
          },
        },
        {
          provide: getRepositoryToken(Network),
          useValue: {
            findOne: () => {},
          },
        },
      ],
    }).compile();

    service = module.get<NetworkService>(NetworkService);
    networkRepo = module.get(getRepositoryToken(Network));
    memberRepo = module.get(getRepositoryToken(Member));
  });

  async checkRole(
    userId: string,
    networkId: string,
    action: 'get' | 'update' | 'remove' | 'admin' | 'sameUser',
    id?: string,
  ) {
    const network = await this.repoService.networkRepo.findOne({
      id: networkId,
    });
    console.log('retrieved network', network); // consuming real value instead of mocked one here
    if (!network) throw new UnauthorizedException('network-not-found');

    ...
}