public void MinIndex_WhenMultipleKeysAreInQueue_WillReturnIndexOfMinimumKey()
{
IndexMinPriorityQueue <double> queue = new IndexMinPriorityQueue <double>(10);
queue.Insert(4, 12.5);
queue.Insert(3, 40.12);
queue.Insert(7, 4.3);
queue.Insert(2, 162.75);
int minIndex = queue.MinIndex();
Assert.AreEqual(7, minIndex);
}