public function testIsAllOkError()
 {
     $this->cut->addStatus('test1', \OCA\EasyBackup\StatusContainer::OK, 'loc_test1');
     $this->cut->addStatus('test2', \OCA\EasyBackup\StatusContainer::WARN, 'loc_test2');
     $this->cut->addStatus('test3', \OCA\EasyBackup\StatusContainer::ERROR, 'loc_test3');
     $retVal = $this->cut->getOverallStatus();
     $this->assertEquals(\OCA\EasyBackup\StatusContainer::ERROR, $retVal);
 }