private function createAddress($countryCode = 'US', $firstName = 'John', $lastName = 'Doe', $city = 'Ankh Morpork', $street = 'Frost Alley', $postCode = '90210', $provinceName = null)
{
/** @var AddressInterface $address */
$address = $this->addressFactory->createNew();
$address->setCountryCode($countryCode);
$address->setFirstName($firstName);
$address->setLastName($lastName);
$address->setCity($city);
$address->setStreet($street);
$address->setPostcode($postCode);
$address->setProvinceName($provinceName);
return $address;
}