public function setUp($options = [])
    {
        parent::setUp($options);
        if (isset($options['changeid'])) {
            $this->changeid = $options['changeid'];
        }
        if (isset($options['operation'])) {
            $this->setOperation($options['operation']);
            if ($options['operation'] == 'delete') {
                $this->ignore404(true);
            }
        }
        if (isset($options['external-ids'])) {
            $this->extids = $options['external-ids'];
        }
    }