You’ll see how to create and run unit and interface tests (of web and SD components) from GeneXus. Also, you’ll see a description of the Deployment Unit Object, the Deployment Tool (to specify where you will deploy and how) and MS Build tasks to automate actions and integrate into Jenkins.

See here how to create a unit test and add a task using the Jenkins plagin for GeneXus.
See here how to deploy the application using the Jenkins plagin for GeneXus.