public void Test_Dequeue_PopBack()
{
// Arrange
var play_queue = new BearPlayer.Bear_Player.Dequeue();
// Act
play_queue.Push_Front("1");
play_queue.Push_Back("2");
play_queue.Push_Front("3");
play_queue.Push_Back("4");
play_queue.Push_Front("5");
Assert.IsTrue(play_queue.Count() == 5);
Assert.AreEqual(play_queue.view_Top(), "5");
string first = play_queue.Pop_Back();
string second = play_queue.Pop_Back();
string third = play_queue.Pop_Back();
// Assert
Assert.IsTrue(play_queue.Count() == 2);
Assert.AreEqual(first, "4");
Assert.AreEqual(second, "2");
Assert.AreEqual(third, "1");
Assert.AreEqual(play_queue.view_Top(), "5");
}
public void Test_Dequeue_PushFront()
{
// Arrange
var play_queue = new BearPlayer.Bear_Player.Dequeue();
// Act
play_queue.Push_Front("1");
play_queue.Push_Front("2");
play_queue.Push_Front("3");
// Assert
Assert.IsTrue(play_queue.Count() == 3);
Assert.AreEqual(play_queue.view_Top(), "3");
}
public void Test_Dequeue_Count()
{
// Arrange
var play_queue = new BearPlayer.Bear_Player.Dequeue();
// Act
// Assert
Assert.IsTrue(play_queue.Count() == 0);
play_queue.Push_Front("1");
Assert.IsTrue(play_queue.Count() == 1);
for (int i = 2; i <= 10; ++i)
{
play_queue.Push_Back(i.ToString());
}
Assert.IsTrue(play_queue.Count() == 10);
for (int i = 0; i < 6; ++i)
{
play_queue.Pop_Back();
}
Assert.IsTrue(play_queue.Count() == 4);
}
public void Test_Dequeue_ViewTop()
{
// Arrange
var play_queue = new BearPlayer.Bear_Player.Dequeue();
// Act
// Assert
Assert.IsNull(play_queue.view_Top());
play_queue.Push_Back("1");
Assert.AreEqual(play_queue.view_Top(), "1");
play_queue.Push_Front("2");
play_queue.Push_Front("3");
Assert.AreEqual(play_queue.view_Top(), "3");
play_queue.Pop_Front();
Assert.AreEqual(play_queue.view_Top(), "2");
}