public void SuperSortDown()
{
SuperList <int> superlist = new SuperList <int>()
{
9, 1, 8, 2, 7, 3, 6, 4, 5
};
superlist.SortDown();
int counter = 0;
for (int i = superlist.Count; i > 0; i--)
{
Assert.AreEqual(i, superlist[counter]);
counter++;
}
}