public function testCanDeleteASingleShortUrl()
{
$user = 'user';
$imageIdentifier = 'id';
$this->assertTrue($this->adapter->insertShortUrl('aaaaaaa', $user, $imageIdentifier));
$this->assertTrue($this->adapter->insertShortUrl('bbbbbbb', $user, $imageIdentifier));
$this->assertTrue($this->adapter->insertShortUrl('ccccccc', $user, $imageIdentifier));
$this->assertTrue($this->adapter->deleteShortUrls($user, $imageIdentifier, 'aaaaaaa'));
$this->assertNull($this->adapter->getShortUrlParams('aaaaaaa'));
$this->assertNotNull($this->adapter->getShortUrlParams('bbbbbbb'));
$this->assertNotNull($this->adapter->getShortUrlParams('ccccccc'));
}