public function testGetItems()
{
self::assertEmpty(iterator_to_array($this->cache->getItems()));
/** @var CacheItem $item */
$item = $this->cache->getItems(['foo'])->current();
self::assertTrue($item->isHit());
self::assertSame('bar', $item->get());
$item = $this->cache->getItems(['baz'])->current();
self::assertFalse($item->isHit());
}