public void testAppendPageRecordable() throws HeapException {
btreePlusElementMgr.openTransaction();
final LeafPage leafPage = new LeafPage(1, true);
leafPage.setEntry(0, 0, new DataRecordIdentifier());
leafPage.updateByteSize();
IPageRecordable pageRecordable = leafPage;
assertNull(MUST_BE_NOT_STORED, pageRecordable.getPageRecord());
btreePlusElementMgr.appendPageRecordable(pageRecordable);
pageRecordable.setValueIsChangedValueToSave();
IPageRecord pageRecord = pageRecordable.getPageRecord();