public void MyListAppendFirstTest()
{
list = new SinglyLinkedList <int>();
Assert.AreEqual(0, list.Count);
list.Add(100);
Assert.AreEqual(1, list.Count);
for (int i = 0; i < 10000; ++i)
{
list.AppendFirst(i);
}
Assert.AreEqual(10001, list.Count);
}