/**
  * Runs Delete Customer Backend Entity test
  *
  * @param Customer $customer
  * @return void
  */
 public function testDeleteCustomerBackendEntity(Customer $customer)
 {
     // Preconditions:
     $customer->persist();
     // Steps:
     $filter = ['email' => $customer->getEmail()];
     $this->customerIndexPage->open();
     $this->customerIndexPage->getCustomerGridBlock()->searchAndOpen($filter);
     $this->customerIndexEditPage->getPageActionsBlock()->delete();
     $this->customerIndexEditPage->getModalBlock()->acceptAlert();
 }