public void Contains()
{
var list = new LALinkedList <string>();
list.AddFirst("John");
list.AddFirst("Fred");
Assert.IsTrue(list.Contains("John"));
Assert.IsTrue(list.Contains("Fred"));
Assert.IsFalse(list.Contains("Sam"));
Assert.IsFalse(list.Contains(null));
}
public void RemoveFirst()
{
var list = new LALinkedList <string>();
list.AddFirst("John");
list.AddFirst("Fred");
list.RemoveFirst();
Assert.AreEqual("John", list.First.Value);
Assert.AreEqual("John", list.Last.Value);
Assert.AreEqual(1, list.Count);
}
public void Clear()
{
var list = new LALinkedList <string>();
list.AddFirst("John");
list.AddFirst("Fred");
list.Clear();
Assert.IsNull(list.First);
Assert.IsNull(list.Last);
Assert.AreEqual(0, list.Count);
}
