public function updateSchedulesAnObjectForPersistence()
{
$object = new \ArrayObject(array('val' => '1'));
$persistenceManager = $this->getMockBuilder(\Neos\Flow\Persistence\Generic\PersistenceManager::class)->setMethods(array('isNewObject'))->getMock();
$persistenceManager->expects($this->any())->method('isNewObject')->willReturn(false);
$this->assertAttributeNotContains($object, 'changedObjects', $persistenceManager);
$persistenceManager->update($object);
$this->assertAttributeContains($object, 'changedObjects', $persistenceManager);
}