public void Clear_ClearQueueWithSomeNumbersShoulWork() { // Arrange QueueLinkedList <int> sut = new QueueLinkedList <int>(); int expected = 0; // Act sut.Add(int.MaxValue); sut.Add(int.MinValue); sut.Add(42); sut.Clear(); int actual = sut.Size(); // Assert Assert.Equal(expected, actual); }