public void TestEmptyListOperations()
{
FVList <int> a = new FVList <int>();
FVList <int> b = new FVList <int>();
a.AddRange(b);
a.InsertRange(0, b);
a.RemoveRange(0, 0);
Assert.That(!a.Remove(0));
Assert.That(a.IsEmpty);
Assert.That(a.WithoutFirst(0).IsEmpty);
a.Add(1);
Assert.That(a.WithoutFirst(1).IsEmpty);
b.AddRange(a);
ExpectList(b, 1);
b.RemoveAt(0);
Assert.That(b.IsEmpty);
b.InsertRange(0, a);
ExpectList(b, 1);
b.RemoveRange(0, 1);
Assert.That(b.IsEmpty);
b.Insert(0, a[0]);
ExpectList(b, 1);
b.Remove(a.First);
Assert.That(b.IsEmpty);
AssertThrows <InvalidOperationException>(delegate() { a.PreviousIn(b); });
}
public void TestInsertRemoveRange()
{
FVList <int> oneTwo = new FVList <int>(1, 2);
FVList <int> threeFour = new FVList <int>(3, 4);
FVList <int> list = oneTwo;
FVList <int> list2 = threeFour;
ExpectList(list, 1, 2);
list.InsertRange(1, threeFour);
ExpectList(list, 1, 3, 4, 2);
list2.InsertRange(2, oneTwo);
ExpectList(list2, 3, 4, 1, 2);
list.RemoveRange(1, 2);
ExpectList(list, 1, 2);
list2.RemoveRange(2, 2);
ExpectList(list2, 3, 4);
list.RemoveRange(0, 2);
ExpectList(list);
list2.RemoveRange(1, 1);
ExpectList(list2, 3);
list = threeFour;
list.AddRange(oneTwo);
ExpectList(list, 1, 2, 3, 4);
list.InsertRange(1, list);
ExpectList(list, 1, 1, 2, 3, 4, 2, 3, 4);
list.RemoveRange(1, 1);
list.RemoveRange(4, 3);
ExpectList(list, 1, 2, 3, 4);
list.RemoveRange(0, 4);
ExpectList(list);
list2.InsertRange(0, list);
list2.InsertRange(1, list);
ExpectList(list2, 3);
}