/// <summary>
///Peek 的测试
///</summary>
public void PeekTestHelper <ValueT>()
{
SafeQueue <ValueT> target = new SafeQueue <ValueT>(); // TODO: 初始化为适当的值
ValueT expected = default(ValueT); // TODO: 初始化为适当的值
ValueT actual;
actual = target.Peek();
Assert.AreEqual(expected, actual);
Assert.Inconclusive("验证此测试方法的正确性。");
}
public void SafeQueue_peek_works()
{
var q = new SafeQueue <string>();
Assert.IsNotNull(q);
Assert.AreEqual(0, q.Count);
q.Enqueue("a");
Assert.AreEqual(1, q.Count);
var result = q.Peek();
Assert.AreEqual("a", result);
result = q.Dequeue();
Assert.AreEqual("a", result);
result = q.Dequeue();
Assert.AreEqual(null, result);
}
public void SafeQueue_CantTellByDequeueIfQueueIsEmptyOrContainsNull()
{
var q = new SafeQueue <string>();
Assert.IsNotNull(q);
Assert.AreEqual(true, q.IsEmpty);
q.Enqueue(null);
Assert.AreEqual(false, q.IsEmpty);
var result2 = q.Peek();
Assert.AreEqual(null, result2);
Assert.AreEqual(false, q.IsEmpty);
result2 = q.Dequeue();
Assert.AreEqual(true, q.IsEmpty);
Assert.AreEqual(null, result2);
}
