/// <summary>
/// Finds the next unused cache page index. Marks it as used.
/// Assigns the page information that comes from the memory pool.
/// </summary>
/// <returns>The Page Index</returns>
public int AddNewPage(int positionIndex, IntPtr locationOfPage, int memoryPoolIndex)
{
if (m_disposed)
{
throw new ObjectDisposedException(GetType().FullName);
}
InternalPageMetaData cachePage;
cachePage.MemoryPoolIndex = memoryPoolIndex;
cachePage.LocationOfPage = (byte *)locationOfPage;
cachePage.ReferencedCount = 0;
int pageIndex = m_listOfPages.AddValue(cachePage);
m_pageIndexLookupByPositionIndex.Add(positionIndex, pageIndex);
return(pageIndex);
}
public void TestCount()
{
NullableLargeArray <int> array = new NullableLargeArray <int>();
for (int x = 0; x < 100000; x++)
{
array.AddValue(x);
}
for (int x = 0; x < 100000; x += 2)
{
if (array[x] != x)
{
throw new Exception();
}
array.SetNull(x);
}
if (array.Capacity != 100000 + (1024 - (100000 & 1023)))
{
throw new Exception();
}
if (array.CountUsed != 50000)
{
throw new Exception();
}
if (array.CountFree != array.Capacity - 50000)
{
throw new Exception();
}
int i;
for (int x = 1; x < 100000; x += 2)
{
if (!array.TryGetValue(x, out i))
{
throw new Exception();
}
if (i != x)
{
throw new Exception();
}
}
for (int x = 0; x < 100000; x += 2)
{
if (array.TryGetValue(x, out i))
{
throw new Exception();
}
}
if (array.Count() != 50000)
{
throw new Exception();
}
i = 1;
foreach (int item in array)
{
if (item != i)
{
throw new Exception();
}
i += 2;
}
if (array.Select(x => x).Count() != 50000)
{
throw new Exception();
}
for (int x = 1; x < 100000; x += 2)
{
array.OverwriteValue(x, -1);
}
for (int x = 1; x < 100000; x += 2)
{
if (array[x] != -1)
{
throw new Exception();
}
}
}
public void TestCount()
{
NullableLargeArray<int> array = new NullableLargeArray<int>();
for (int x = 0; x < 100000; x++)
{
array.AddValue(x);
}
for (int x = 0; x < 100000; x += 2)
{
if (array[x] != x)
throw new Exception();
array.SetNull(x);
}
if (array.Capacity != 100000 + (1024 - (100000 & 1023)))
throw new Exception();
if (array.CountUsed != 50000)
throw new Exception();
if (array.CountFree != array.Capacity - 50000)
throw new Exception();
int i;
for (int x = 1; x < 100000; x += 2)
{
if (!array.TryGetValue(x, out i))
throw new Exception();
if (i != x)
throw new Exception();
}
for (int x = 0; x < 100000; x += 2)
{
if (array.TryGetValue(x, out i))
throw new Exception();
}
if (array.Count() != 50000)
throw new Exception();
i = 1;
foreach (var item in array)
{
if (item != i)
throw new Exception();
i += 2;
}
if (array.Select(x => x).Count() != 50000)
throw new Exception();
for (int x = 1; x < 100000; x += 2)
{
array.OverwriteValue(x, -1);
}
for (int x = 1; x < 100000; x += 2)
{
if (array[x] != -1)
throw new Exception();
}
}
