public void CanRegisterSetOfFilteredTypes_AsServiceDescriptor() { var catalog = new TypeCatalog(new ServiceCollection(), typeof(ComponentOne), typeof(ComponentTwo)); catalog.AsDescriptor( t => t.Name.StartsWith("Component", System.StringComparison.Ordinal), t => ServiceDescriptor.Transient(t, t)); Assert.Equal(2, catalog.Services.Count); Assert.True(catalog.Services.All(s => s.Lifetime == ServiceLifetime.Transient)); Assert.Contains(catalog.Services, s => s.ImplementationType == typeof(ComponentOne)); Assert.Contains(catalog.Services, s => s.ImplementationType == typeof(ComponentTwo)); }