public function clear(CacheAbstract $cache)
{
$key = new CacheKey('clear', 'it');
$cd = new CacheData($key, 789);
$this->assertTrue($cache->storeData($cd));
$cache->clear();
try {
$cache->get($key);
$this->fail();
} catch (Cachearium\Exceptions\NotCachedException $e) {
$this->assertTrue(true);
}
}