/**
  * @Then /^(this coupon) should still exist in the registry$/
  */
 public function couponShouldStillExistInTheRegistry(PromotionCouponInterface $coupon)
 {
     Assert::true($this->indexPage->isSingleResourceOnPage(['code' => $coupon->getCode()]), sprintf('Coupon with code %s should exist.', $coupon->getCode()));
 }