/**
  * Two custom attributes are created, one for customer and another for customer address.
  *
  * Attribute related to customer address should be returned only.
  *
  * @magentoDataFixture Magento/Customer/_files/attribute_user_defined_address.php
  * @magentoDataFixture Magento/Customer/_files/attribute_user_defined_customer.php
  */
 public function testGetCustomAttributesCodes()
 {
     $userDefinedAttributeCode = 'address_user_attribute';
     $attributeCodes = $this->_addressBuilder->getCustomAttributesCodes();
     $expectedAttributes = [$userDefinedAttributeCode];
     $this->assertEquals($expectedAttributes, $attributeCodes, 'Custom attribute codes list is invalid.');
 }