fix unit tests
fix unit tests

KuduApps/NuGetGallery,ScottShingler/NuGetGallery,JetBrains/ReSharperGallery,KuduApps/NuGetGallery,KuduApps/NuGetGallery,projectkudu/SiteExtensionGallery,mtian/SiteExtensionGallery,projectkudu/SiteExtensionGallery,grenade/NuGetGallery_download-count-patch,mtian/SiteExtensionGallery,mtian/SiteExtensionGallery,ScottShingler/NuGetGallery,KuduApps/NuGetGallery,skbkontur/NuGetGallery,skbkontur/NuGetGallery,ScottShingler/NuGetGallery,JetBrains/ReSharperGallery,KuduApps/NuGetGallery,grenade/NuGetGallery_download-count-patch,JetBrains/ReSharperGallery,projectkudu/SiteExtensionGallery,grenade/NuGetGallery_download-count-patch,skbkontur/NuGetGallery