public void LastEmptyListSource()
{
ListData <object> data = EmptyListData;
Assert.Throws <InvalidOperationException>(() => data.Last()).WithMessageNoElements();
Assert.That(data.IsEnumerated, Is.False); // # Should not enumerate due to IList optimization
}
public void LastNonEmptyListSource()
{
ListData <int> data = ListData(1, 2, 3);
Assert.That(data.Last(), Is.EqualTo(3));
Assert.That(data.IsEnumerated, Is.False);
}