/**
* Initializes node element.
*
* @param string $xpath element xpath
* @param Behat\Mink\Session $session session instance
*/
public function __construct($xpath, Session $session)
{
$this->xpath = $xpath;
parent::__construct($session);
}
/**
* Retrieve harvest
*
* @param TraversableElement $page Page
* @param string $proofSelector Proof selector
*
* @return NodeElement
*
* @throws \InvalidArgumentException
*/
private function retrieveHarvest(TraversableElement $page, $proofSelector)
{
$harvest = $page->find('css', $proofSelector);
if ($harvest === null) {
throw new \InvalidArgumentException('Proof selector not found.');
}
return $harvest;
}
