public PackageIndexingServiceTests()
        {
            _packages = new Mock <IPackageService>();
            _storage  = new Mock <IPackageStorageService>();
            _search   = new Mock <ISearchService>();

            _target = new PackageIndexingService(
                _packages.Object,
                _storage.Object,
                _search.Object,
                Mock.Of <ILogger <PackageIndexingService> >());
        }
        public PackageIndexingServiceTests()
        {
            _packages = new Mock <IPackageService>();
            _storage  = new Mock <IPackageStorageService>();
            _search   = new Mock <ISearchIndexer>();

            _target = new PackageIndexingService(
                _packages.Object,
                _storage.Object,
                _search.Object,
                Mock.Of <IOptionsSnapshot <BaGetOptions> >(),
                Mock.Of <ILogger <PackageIndexingService> >());
        }