public void Compound__Random_Ops__VerifiesReturnTrue()
{
var heap = THeap< CTrackingElement >.Create( CTrackingElement.Compare_Elements );
var elements = new List< CTrackingElement >();
for ( int i = 0; i < 10; i++ )
{
Random rng = new Random( i );
for ( int j = 0; j < 50; j++ )
{
CTrackingElement element = new CTrackingElement( rng.Next() % 10000 );
elements.Add( element );
heap.Add( element );
Assert.IsTrue( heap.Verify_Index_Tracking() );
Assert.IsTrue( heap.Verify_Heap() );
}
for ( int j = 0; j < 20; j++ )
{
int random_op = rng.Next() % 3;
switch ( random_op )
{
case 0:
heap.Pop();
break;
case 1:
int remove_index = rng.Next() % elements.Count;
heap.Remove( elements[ remove_index ] );
break;
}
Assert.IsTrue( heap.Verify_Index_Tracking() );
Assert.IsTrue( heap.Verify_Heap() );
}
}
}
public void Remove__Sequence__VerifyIndexTrue()
{
var heap = THeap< CTrackingElement >.Create( CTrackingElement.Compare_Elements );
List< CTrackingElement > elements = new List< CTrackingElement >();
for ( int i = 100; i > 0; i-- )
{
CTrackingElement element = new CTrackingElement( i );
elements.Add( element );
heap.Add( element );
}
for ( int i = 0; i < elements.Count; i++ )
{
heap.Remove( elements[ i ] );
Assert.IsTrue( heap.Verify_Index_Tracking() );
}
}
public static int Compare_Elements( CTrackingElement element1, CTrackingElement element2 )
{
return element1.Value.CompareTo( element2.Value );
}
public void Remove__InvalidElement2__ThrowsCorruptedHeapRemoveException()
{
var heap = THeap< CTrackingElement >.Create( CTrackingElement.Compare_Elements );
heap.Add( new CTrackingElement( 1 ) );
heap.Add( new CTrackingElement( 2 ) );
CTrackingElement element = new CTrackingElement( 5 );
element.Set_Heap_Index( 1 );
heap.Remove( element );
}