FastFeed\Tests\Parser\AbstractParserTest::getFirstNodeFromXpath PHP Method

    protected function getFirstNodeFromXpath($content, $query)
    {
        $document = new DOMDocument();
        $document->loadXML(trim($content));
        $xpath = new DOMXPath($document);
        $xpath->registerNamespace('ns', 'http://www.w3.org/2005/Atom');
        $result = $xpath->query($query);
        if ($result->length) {
            return $result->item(0);
        }
        return false;
    }