public function testCanSetSizesForCustomIconType()
{
$service = $this->createService();
$this->logger->disable();
$this->assertEmpty($service->getSizes('object', 'foo', 'cover'));
$this->logger->enable();
$this->hooks->registerHandler('entity:cover:sizes', 'object', array($this, 'getCoverSizes'));
$service = $this->createService();
$this->assertNotEmpty($service->getSizes('object', 'foo', 'cover'));
}