public void Create_DoesNotSupportViewComponentTagHelpers_ForVersion1_0() { // Arrange var projectManager = new TestProjectSnapshotManager(Workspace); projectManager.HostProjectAdded(HostProject_For_1_0); projectManager.WorkspaceProjectAdded(WorkspaceProject); var factoryService = new DefaultProjectEngineFactoryService(projectManager, FallbackFactory, CustomFactories); // Act var engine = factoryService.Create("/TestPath/SomePath/", b => { b.Features.Add(new MyCoolNewFeature()); }); // Assert Assert.Single(engine.Engine.Features.OfType <MyCoolNewFeature>()); Assert.Empty(engine.Engine.Features.OfType <MvcLatest.ViewComponentTagHelperDescriptorProvider>()); Assert.Empty(engine.Engine.Features.OfType <MvcLatest.MvcViewDocumentClassifierPass>()); Assert.Empty(engine.Engine.Features.OfType <MvcLatest.ViewComponentTagHelperPass>()); }