/// <summary>
/// Advance to the next item.
/// </summary>
/// <returns><value>true</value> if there is a next value; <value>false</value> otherwise.</returns>
public bool MoveNext()
{
return(_seqEnum.MoveNext());
}
public void SeqIteratorMovedToEmptyHasNoCurrent()
{
Cons c = new Cons(1, new Cons(2, null));
SeqEnumerator s = new SeqEnumerator(c);
s.MoveNext();
s.MoveNext();
s.MoveNext();
// Have to assign to access
object o = s.Current;
}
public void SeqIteratorResetAtEndWorks()
{
Cons c = new Cons(1, new Cons(2, null));
SeqEnumerator s = new SeqEnumerator(c);
s.MoveNext();
s.MoveNext();
s.MoveNext();
s.Reset();
Expect(s.MoveNext());
Expect(s.Current, EqualTo(1));
Expect(s.MoveNext());
Expect(s.Current, EqualTo(2));
Expect(s.Current, EqualTo(2));
Expect(s.MoveNext(), False);
}
public void SeqIteratorOnEmptySeqGoesNowhere()
{
SeqEnumerator s = new SeqEnumerator(null);
Expect(s.MoveNext(), False);
}
