/**
  * @Then /^(this customer) should have an empty last name$/
  * @Then the customer :customer should still have an empty last name
  */
 public function theCustomerShouldStillHaveAnEmptyLastName(CustomerInterface $customer)
 {
     $this->updatePage->open(['id' => $customer->getId()]);
     Assert::eq('', $this->updatePage->getLastName(), 'Customer should have an empty last name, but it does not.');
 }