public void RemoveFirstTest(int[] array, int[] ex)
{
LinkedListProject.LinkedList lList = new LinkedListProject.LinkedList();
if (array.Length < 2)
{
Assert.Throws <Exception>(() => lList.RemoveFirst());
}
else
{
lList.AddLast(array);
lList.RemoveFirst();
int[] actual = lList.ToArray();
Assert.AreEqual(ex, actual);
}
}