public void AddBeforeできる()
{
linkedList = new ShosLinkedList2 <int> {
10
};
linkedList.AddBefore(linkedList.First, 30);
AssertExtensions.AreEqual(new[] { 30, 10 }, linkedList);
linkedList.AddBefore(linkedList.Last, 90);
AssertExtensions.AreEqual(new[] { 30, 90, 10 }, linkedList);
var node = linkedList.Find(90);
linkedList.AddBefore(node, 110);
AssertExtensions.AreEqual(new[] { 30, 110, 90, 10 }, linkedList);
}
public void AddBeforeでnullを渡すと例外が飛ぶ() => linkedList.AddBefore(null, 10);