public function setLocationsToClear()
{
$contentInfo = new ContentInfo();
$event = new ContentCacheClearEvent($contentInfo);
$initialLocations = [new Location(), new Location()];
$event->addLocationToClear($initialLocations[0]);
$event->addLocationToClear($initialLocations[1]);
$this->assertSame($initialLocations, $event->getLocationsToClear());
$otherLocations = [new Location(), new Location()];
$event->setLocationsToClear($otherLocations);
$this->assertSame($otherLocations, $event->getLocationsToClear());
}