public void TestInsertRemove()
{
FWList <int> list = new FWList <int>();
for (int i = 0; i <= 12; i++)
{
list.Insert(i, i);
}
ExpectList(list, 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12);
for (int i = 1; i <= 6; i++)
{
list.RemoveAt(i);
}
ExpectList(list, 0, 2, 4, 6, 8, 10, 12);
Assert.AreEqual(0, list.Pop());
list.Insert(5, -2);
ExpectList(list, 2, 4, 6, 8, 10, -2, 12);
list.Insert(5, -1);
ExpectList(list, 2, 4, 6, 8, 10, -1, -2, 12);
list.Remove(-1);
list.Remove(12);
list[list.Count - 1] = 12;
ExpectList(list, 2, 4, 6, 8, 10, 12);
// Make sure FWList.Clear doesn't disturb FVList
FVList <int> v = list.WithoutFirst(4);
list.Clear();
ExpectList(list);
ExpectList(v, 10, 12);
// Some simple InsertRange calls where some immutable items must be
// converted to mutable
FVList <int> oneTwo = new FVList <int>(1, 2);
FVList <int> threeFour = new FVList <int>(3, 4);
list = oneTwo.ToFWList();
list.InsertRange(1, threeFour);
ExpectList(list, 1, 3, 4, 2);
list = threeFour.ToFWList();
list.InsertRange(2, oneTwo);
ExpectList(list, 3, 4, 1, 2);
// More tests...
list.RemoveRange(0, 2);
ExpectList(list, 1, 2);
list.InsertRange(2, new int[] { 3, 3, 4, 4, 4, 5, 6, 7, 8, 9 });
ExpectList(list, 1, 2, 3, 3, 4, 4, 4, 5, 6, 7, 8, 9);
list.RemoveRange(3, 3);
ExpectList(list, 1, 2, 3, 4, 5, 6, 7, 8, 9);
v = list.ToFVList();
list.RemoveRange(5, 4);
ExpectList(list, 1, 2, 3, 4, 5);
ExpectList(v, 1, 2, 3, 4, 5, 6, 7, 8, 9);
}
public void TestEmptyListOperations()
{
FWList <int> a = new FWList <int>();
FWList <int> b = new FWList <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);
}