Sylius\Behat\Page\Admin\Order\ShowPageInterface::getPaymentAmount PHP Method

    public function getPaymentAmount();

 /**
  * @Then the order's payment should (also) be :paymentAmount
  */
 public function theOrdersPaymentShouldBe($paymentAmount)
 {
     $actualPaymentAmount = $this->showPage->getPaymentAmount();
     Assert::eq($paymentAmount, $actualPaymentAmount);
 }