SoapUI is a smart and advanced open source tool to test APIs.
Notes and Resources
Generate Sample XML using a WSDL in SOAP UI: https://www.youtube.com/watch?v=btS84mlJeNo
https://stackoverflow.com/questions/12222607/how-to-do-a-soap-wsdl-web-…
https://stackoverflow.com/questions/35908226/generating-request-respons…
https://www.codeproject.com/Tips/1015753/Calling-SOAP-WebService-And-Pa…
keywords: soap client wsdl