Exemplo n.º 1
0
        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);
        }
Exemplo n.º 2
0
        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.

            FWList <int> list = new FWList <int>();

            Assert.That(list.IsEmpty);

            // create VListBlockOfTwo
            list = new FWList <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, 3, 2, 1);
            FVList <int> snap = list.ToFVList();

            ExpectList(snap, 3, 2, 1);

            // AddRange(), Push(), Pop()
            list.Push(4);
            list.AddRange(new int[] { 6, 5 });
            ExpectList(list, 6, 5, 4, 3, 2, 1);
            Assert.AreEqual(list.Pop(), 6);
            ExpectList(list, 5, 4, 3, 2, 1);
            list.RemoveRange(0, 2);
            ExpectList(list, 3, 2, 1);

            // Double the list
            list.AddRange(list);
            ExpectList(list, 3, 2, 1, 3, 2, 1);
            list.RemoveRange(0, 3);

            // Fill a third block
            list.AddRange(new int[] { 9, 8, 7, 6, 5, 4 });
            list.AddRange(new int[] { 14, 13, 12, 11, 10 });
            ExpectList(list, 14, 13, 12, 11, 10, 9, 8, 7, 6, 5, 4, 3, 2, 1);

            // Remove(), enumerator
            list.Remove(14);
            list.Remove(13);
            list.Remove(12);
            list.Remove(11);
            ExpectListByEnumerator(list, 10, 9, 8, 7, 6, 5, 4, 3, 2, 1);

            // 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.First == 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, 3, 2, 1);
        }