public void TestEmptyListOperations()
{
WList <int> a = new WList <int>();
WList <int> b = new WList <int>();
a.AddRange(b);
a.InsertRange(0, b);
a.RemoveRange(0, 0);
Assert.That(!a.Remove(0));
Assert.That(a.IsEmpty);
Assert.That(a.WithoutLast(0).IsEmpty);
a.Add(1);
Assert.That(a.WithoutLast(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.Last);
Assert.That(b.IsEmpty);
}
public void TestInsertRemove()
{
WList <int> list = new WList <int>();
for (int i = 0; i <= 12; i++)
{
list.Insert(0, i);
}
ExpectList(list, 12, 11, 10, 9, 8, 7, 6, 5, 4, 3, 2, 1, 0);
for (int i = 1; i <= 6; i++)
{
list.RemoveAt(i);
}
ExpectList(list, 12, 10, 8, 6, 4, 2, 0);
Assert.AreEqual(0, list.Pop());
list.Insert(1, -2);
ExpectList(list, 12, -2, 10, 8, 6, 4, 2);
list.Insert(2, -1);
ExpectList(list, 12, -2, -1, 10, 8, 6, 4, 2);
Assert.That(list.Remove(-1));
Assert.That(list.Remove(12));
list[0] = 12;
ExpectList(list, 12, 10, 8, 6, 4, 2);
// Make sure WList.Clear doesn't disturb FVList
VList <int> v = list.WithoutLast(4);
list.Clear();
ExpectList(list);
ExpectList(v, 12, 10);
// Some simple InsertRange calls where some immutable items must be
// converted to mutable
VList <int> oneTwo = new VList <int>(1, 2);
VList <int> threeFour = new VList <int>(3, 4);
list = oneTwo.ToWList();
list.InsertRange(1, threeFour);
ExpectList(list, 1, 3, 4, 2);
list = threeFour.ToWList();
list.InsertRange(0, oneTwo);
ExpectList(list, 1, 2, 3, 4);
// More tests...
list.RemoveRange(2, 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.ToVList();
list.RemoveRange(5, 4);
ExpectList(list, 1, 2, 3, 4, 5);
ExpectList(v, 1, 2, 3, 4, 5, 6, 7, 8, 9);
}
public void SimpleTests()
{
// Tests simple adds and removes from the front of the list. It
// makes part of its tail immutable, but doesn't make it mutable
// again. Also, we test operations that don't modify the list.
WList <int> list = new WList <int>();
Assert.That(list.IsEmpty);
// create VListBlockOfTwo
list = new WList <int>(10, 20);
ExpectList(list, 10, 20);
// Add()
list.Clear();
list.Add(1);
Assert.That(!list.IsEmpty);
list.Add(2);
Assert.AreEqual(1, list.BlockChainLength);
list.Add(3);
Assert.AreEqual(2, list.BlockChainLength);
ExpectList(list, 1, 2, 3);
VList <int> snap = list.ToVList();
ExpectList(snap, 1, 2, 3);
// AddRange(), Push(), Pop()
list.Push(4);
list.AddRange(new int[] { 5, 6 });
ExpectList(list, 1, 2, 3, 4, 5, 6);
Assert.AreEqual(list.Pop(), 6);
ExpectList(list, 1, 2, 3, 4, 5);
list.RemoveRange(3, 2);
ExpectList(list, 1, 2, 3);
// Double the list
list.AddRange(list);
ExpectList(list, 1, 2, 3, 1, 2, 3);
list.RemoveRange(3, 3);
// Fill a third block
list.AddRange(new int[] { 4, 5, 6, 7, 8, 9 });
list.AddRange(new int[] { 10, 11, 12, 13, 14 });
ExpectList(list, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14);
// Remove(), enumerator
list.Remove(14);
list.Remove(13);
list.Remove(12);
list.Remove(11);
ExpectListByEnumerator(list, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10);
// IndexOutOfRangeException
AssertThrows <IndexOutOfRangeException>(delegate() { int i = list[-1]; });
AssertThrows <IndexOutOfRangeException>(delegate() { int i = list[10]; });
AssertThrows <IndexOutOfRangeException>(delegate() { list.Insert(-1, -1); });
AssertThrows <IndexOutOfRangeException>(delegate() { list.Insert(list.Count + 1, -1); });
AssertThrows <IndexOutOfRangeException>(delegate() { list.RemoveAt(-1); });
AssertThrows <IndexOutOfRangeException>(delegate() { list.RemoveAt(list.Count); });
// Front, Contains, IndexOf
Assert.That(list.Last == 10);
Assert.That(list.Contains(9));
Assert.That(list[list.IndexOf(2)] == 2);
Assert.That(list[list.IndexOf(9)] == 9);
Assert.That(list[list.IndexOf(7)] == 7);
Assert.That(list.IndexOf(-1) == -1);
// snap is still the same
ExpectList(snap, 1, 2, 3);
}
