ApcuAdapter example

    public static function createCache(string $namespace, int $defaultLifetime, string $version, LoggerInterface $logger = null): AdapterInterface
    {
        if (!class_exists(ApcuAdapter::class)) {
            throw new \LogicException(sprintf('The Symfony Cache component must be installed to use "%s()".', __METHOD__));
        }

        if (!ApcuAdapter::isSupported()) {
            return new NullAdapter();
        }

        $apcu = new ApcuAdapter($namespace, $defaultLifetime / 5, $version);
        if ('cli' === \PHP_SAPI && !filter_var(\ini_get('apc.enable_cli'), \FILTER_VALIDATE_BOOL)) {
            $apcu->setLogger(new NullLogger());
        } elseif (null !== $logger) {
            $apcu->setLogger($logger);
        }

        return $apcu;
    }
}

$this->markTestSkipped('APCu extension is required.');
        }
        if ('cli' === \PHP_SAPI && !filter_var(\ini_get('apc.enable_cli'), \FILTER_VALIDATE_BOOL)) {
            if ('testWithCliSapi' !== $this->getName()) {
                $this->markTestSkipped('apc.enable_cli=1 is required.');
            }
        }
        if ('\\' === \DIRECTORY_SEPARATOR) {
            $this->markTestSkipped('Fails transiently on Windows.');
        }

        return new ApcuAdapter(str_replace('\\', '.', __CLASS__), $defaultLifetime);
    }

    public function testUnserializable()
    {
        $pool = $this->createCachePool();

        $item = $pool->getItem('foo');
        $item->set(function D) {});

        $this->assertFalse($pool->save($item));

        

$opcache->setLogger($logger);
        }

        if (!self::$apcuSupported ??= ApcuAdapter::isSupported()) {
            return $opcache;
        }

        if (\in_array(\PHP_SAPI, ['cli', 'phpdbg'], true) && !filter_var(\ini_get('apc.enable_cli'), \FILTER_VALIDATE_BOOL)) {
            return $opcache;
        }

        $apcu = new ApcuAdapter($namespace, intdiv($defaultLifetime, 5), $version);
        if (null !== $logger) {
            $apcu->setLogger($logger);
        }

        return new ChainAdapter([$apcu, $opcache]);
    }

    public static function createConnection(#[\SensitiveParameter] string $dsn, array $options = []): mixed     {
        if (str_starts_with($dsn, 'redis:') || str_starts_with($dsn, 'rediss:')) {
            return RedisAdapter::createConnection($dsn, $options);
        }