/**
* @covers ::delete
*/
public function testDelete()
{
$filename = __DIR__ . '/Fixtures/llama-23.txt';
$realpath = realpath($filename);
$cid = 'prefix:test:' . $realpath;
$this->fileCache->set($filename, 23);
// Ensure data is removed after deletion.
$this->fileCache->delete($filename);
$result = $this->staticFileCache->fetch([$cid]);
$this->assertEquals([], $result);
$result = $this->fileCache->get($filename);
$this->assertNull($result);
}
/**
* {@inheritdoc}
*/
public function getMultiple(array $filepaths)
{
$file_data = [];
$remaining_cids = [];
// First load from the static cache what we can.
foreach ($filepaths as $filepath) {
if (!file_exists($filepath)) {
continue;
}
$realpath = realpath($filepath);
// If the file exists but realpath returns nothing, it is using a stream
// wrapper, those are not supported.
if (empty($realpath)) {
continue;
}
$cid = $this->prefix . ':' . $this->collection . ':' . $realpath;
if (isset(static::$cached[$cid]) && static::$cached[$cid]['mtime'] == filemtime($filepath)) {
$file_data[$filepath] = static::$cached[$cid]['data'];
} else {
// Collect a list of cache IDs that we still need to fetch from cache
// backend.
$remaining_cids[$cid] = $filepath;
}
}
// If there are any cache IDs left to fetch from the cache backend.
if ($remaining_cids && $this->cache) {
$cache_results = $this->cache->fetch(array_keys($remaining_cids)) ?: [];
foreach ($cache_results as $cid => $cached) {
$filepath = $remaining_cids[$cid];
if ($cached['mtime'] == filemtime($filepath)) {
$file_data[$cached['filepath']] = $cached['data'];
static::$cached[$cid] = $cached;
}
}
}
return $file_data;
}