def METHOD_NAME(self):
    self.partner.write(
        {
            "aeat_identification": "ZZ_MY_PASSPORT",
            "aeat_identification_type": "05",
            "country_id": self.env.ref("base.es").id,
        }
    )
    country_code, identifier_type, identifier = self.partner._parse_aeat_vat_info()
    self.assertEqual(country_code, "ES")
    self.assertEqual(identifier_type, "05")
    self.assertEqual(identifier, "ZZ_MY_PASSPORT")