public void PeekYieldsFirstElementAndListUnchanged()
{
PersistentList p = (PersistentList)PersistentList.create(new object[] { "abc", 1, "def" });
Expect(p.peek(), EqualTo("abc"));
Expect(p.count(), EqualTo(3));
}
public void PopLosesfirstElement()
{
PersistentList p = (PersistentList)PersistentList.create(new object[] { "abc", 1, "def" });
PersistentList p2 = (PersistentList)p.pop();
Expect(p2.count(), EqualTo(2));
Expect(p2.peek(), EqualTo(1));
}
public void OneArgCtorConstructsListOfOneElement()
{
PersistentList p = new PersistentList("abc");
Expect(p.first(), EqualTo("abc"));
Expect(p.next(), Null);
Expect(p.count(), EqualTo(1));
}
public void OneArgCtorConstructsListOfOneElement()
{
PersistentList p = new PersistentList("abc");
Expect(p.first()).To.Equal("abc");
Expect(p.next()).To.Be.Null();
Expect(p.count()).To.Equal(1);
}