public function setUp()
{
$this->abstractPersistenceManager = $this->getMockBuilder(AbstractPersistenceManager::class)->setMethods(['initialize', 'persistAll', 'isNewObject', 'getObjectByIdentifier', 'createQueryForType', 'add', 'remove', 'update', 'getIdentifierByObject', 'clearState', 'isConnected'])->getMock();
}