public function testParseErrors()
 {
     $xml = new \SimpleXMLElement('<?xml version="1.0" encoding="utf-8"?><prestashop />');
     static::assertEquals(Response::parseErrors($xml), array());
     $xml = '<?xml version="1.0" encoding="utf-8"?>' . '<prestashop>' . '<errors>' . '<error>' . '<code>404</code>' . '<message>Not found</message>' . '</error>' . '</errors>' . '</prestashop>';
     static::assertEquals(count(Response::parseErrors(new \SimpleXMLElement($xml))), 1);
 }