private static void MergeBeforeTestAssert(int sizeIndex1, int endIndex1, int sizeIndex2, int endIndex2)
{
PersistentHeapFreeSpace freeSpace1 = new PersistentHeapFreeSpace(sizeIndex1, endIndex1, 5);
PersistentHeapFreeSpace freeSpace2 = new PersistentHeapFreeSpace(sizeIndex2, endIndex2, 6);
freeSpace1.MergeBefore(freeSpace2);
Assert.AreEqual(endIndex1, freeSpace1.EndIndex);
Assert.AreEqual(endIndex1 - sizeIndex2 + 1, freeSpace1.SizeInBytes);
Assert.AreEqual(endIndex1 - sizeIndex2 + 1 - PersistentHeapSpace.GetUserSizeSize(), freeSpace1.UserSize);
}
private void LinkBefore(PersistentHeapFreeSpace freedSpace, PersistentHeapFreeSpace before)
{
if (before == null) // there is no free space before the freed space
{
PutFreeSpaceHead(freedSpace.StartIndex);
}
else // there is at least one free space before the freed space
{
if (freedSpace.IsDirectlyAfter(before)) // the before space is next to freed space
{
freedSpace.MergeBefore(before);
}
else // the before space is not next to freed space
{
before.NextFreeSpace = freedSpace.StartIndex;
PutFullSpace(before);
}
}
}
