private function _flushPersistence()
{
foreach ($this->_multiSourcePersistenceServices as $multiSourcePersistenceService) {
$multiSourcePersistenceService->flushSaveQueue();
}
$sources = array();
foreach ($this->_multiSourcePersistenceBackends as $multiSourcePersistenceBackend) {
$sources[] = $multiSourcePersistenceBackend->getPersistenceQueue();
}
$sources = json_encode($sources);
$this->_persistence->queueForSave(tubepress_api_options_Names::SOURCES, $sources);
$this->_persistence->flushSaveQueue();
}
public function testFlushSaveQueueEmpty()
{
$this->assertNull($this->_sut->flushSaveQueue());
}