use Monolog\Handler\TestHandler;
use Monolog\Logger;
+use PHPUnit\Framework\TestCase;
use Psr\Log\NullLogger;
use Wallabag\CoreBundle\Helper\CryptoProxy;
-class CryptoProxyTest extends \PHPUnit_Framework_TestCase
+class CryptoProxyTest extends TestCase
{
public function testCrypto()
{