public void IncreaseKey_WhenIndexIsInQueue_WillChangeOldKeyToNewBiggerKey()
{
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);
double newKey = 5.54;
queue.IncreaseKey(7, newKey);
double keyAtIndex = queue.KeyAt(7);
Assert.AreEqual(newKey, keyAtIndex);
}
