public function testForceToNotAppendTimestampWithoutCache()
{
$config = array('view_helper' => array('append_timestamp' => false, 'query_string' => '_', 'cache' => null));
$filename = 'porn-food/bac.on';
$resolver = $this->getGenericResolver();
$resolver->setMap(array('porn-food/bac.on' => __FILE__));
$helper = new Asset($resolver, null, $config);
$newFilename = $helper->__invoke($filename);
$this->assertNotContains('?_=', $newFilename);
$this->assertSame($newFilename, $filename);
}