private void AssertTransactionalSize(BTreeNode node)
{
Transaction otherTrans = NewTransaction();
int originalSize = node.Size(Trans());
Assert.IsGreater(0, originalSize);
for (int i = originalSize - 1; i > 0; i--)
{
object key = node.Key(Trans(), i);
node.Remove(Trans(), PrepareComparison(key), key, i);
}
Assert.AreEqual(1, node.Size(Trans()));
Assert.AreEqual(originalSize, node.Size(otherTrans));
node.Commit(Trans());
Assert.AreEqual(1, node.Size(otherTrans));
object newKey = node.Key(Trans(), 0);
node.Add(Trans(), PrepareComparison(newKey), newKey);
Assert.AreEqual(2, node.Size(Trans()));
Assert.AreEqual(1, node.Size(otherTrans));
node.Commit(Trans());
Assert.AreEqual(2, node.Size(Trans()));
Assert.AreEqual(2, node.Size(otherTrans));
node.Remove(Trans(), PrepareComparison(newKey), newKey, 1);
Assert.AreEqual(1, node.Size(Trans()));
Assert.AreEqual(2, node.Size(otherTrans));
node.Add(Trans(), PrepareComparison(newKey), newKey);
Assert.AreEqual(2, node.Size(Trans()));
Assert.AreEqual(2, node.Size(otherTrans));
}
