/**
* Open product on frontend and click Checkout with PayPal button.
*
* @return void
*/
public function run()
{
$product = reset($this->products);
$this->browser->open($_ENV['app_frontend_url'] . $product->getUrlKey() . '.html');
$parentWindow = $this->catalogProductView->getViewBlock()->braintreePaypalCheckout();
$this->catalogProductView->getBraintreePaypalBlock()->process($parentWindow);
}
