private static IPackageService GetPackageService()
        {
            var modulesPath = Path.Combine(_tempDir, @"modules");
            var packagesPath = Path.Combine(_tempDir, @"packages");

            var manifestProvider = new ModuleManifestProvider(modulesPath);

            var service = new ZipPackageService(null, manifestProvider, packagesPath);
            return service;
        }
 protected override IModuleCatalog CreateModuleCatalog()
 {
     var manifestProvider = new ModuleManifestProvider(_modulesPhysicalPath);
     return new ManifestModuleCatalog(manifestProvider, _modulesVirtualPath, _assembliesPath);
 }