public function testBarDumpWithoutDebug()
{
$loader = new Twig_Loader_Filesystem(__DIR__);
$twig = new Twig_Environment($loader);
$twig->addExtension(new BarDumpExtension());
Debugger::$data = [];
$this->assertSame('', trim($twig->render('BarDump.twig', ['bar' => 'baz'])));
$this->assertSame('', implode('', Debugger::$data));
}