/// <summary>
/// 幅優先探索
/// </summary>
/// <param name="target"></param>
/// <returns></returns>
public Node <T> BreadthFirstSearch(T target)
{
int count = 0;
var queue = new SelfQueue <Node <T> >();
queue.Enqueue(_root);
while (queue.Count > 0)
{
count++;
var node = queue.Dequeue();
if (node.Value.Equals(target))
{
Console.WriteLine($"幅優先探索：{count}");
return(node);
}
if (node.Children.Count > 0)
{
foreach (var child in node.Children)
{
queue.Enqueue(child);
}
}
}
return(null);
}
public void EnqueueTest(T[] inputs)
{
var queue = new SelfQueue <T>();
foreach (var input in inputs)
{
queue.Enqueue(input);
}
Assert.AreEqual(inputs.Length, queue.Count);
Console.WriteLine($"入力：{inputs.Length}, 出力：{queue.Count}");
}
public void DequeueTest(T[] inputs)
{
var queue = new SelfQueue <T>();
foreach (var input in inputs)
{
queue.Enqueue(input);
}
foreach (var input in inputs)
{
var item = queue.Dequeue();
Assert.AreEqual(input, item);
Console.WriteLine($"{input},{item}");
}
}
public void DequeueException(T[] inputs)
{
var queue = new SelfQueue <T>();
foreach (var input in inputs)
{
queue.Enqueue(input);
}
foreach (var input in inputs)
{
queue.Dequeue();
}
Assert.That(() =>
{
queue.Dequeue();
}, Throws.Exception.With.Message.EqualTo("できゅーしすぎなのおおおおおお"));
}