public void CreateCollectionView_Always_ReturnsNewCollectionViewSourceView()
{
var uut = new CollectionFactory();
var source = new ObservableCollection <string>();
var result = uut.CreateCollectionView(source);
result.ShouldSatisfyAllConditions(
() => result.SourceCollection.ShouldBeSameAs(source),
() => result.ShouldNotBeSameAs(CollectionViewSource.GetDefaultView(source)));
}