[This skip test](https://github.com/manofstick/Cistern.Linq/blob/master/src/Cistern.Linq.Tests/SkipTests.cs#L480-L511) uses implemenation details. Check what it's supposed to do, and confirm that we're doing it.
This skip test uses implemenation details. Check what it's supposed to do, and confirm that we're doing it.