Generally, when trying to determine the cause of sleepwalking, there is not any test or exams that are completely necessary to have done. However, you physician might want to have a medical evaluation completed on you to try and rule out what might be causing you to sleepwalk.

Sometimes your physician might refer you to have a psychological evaluation completed as well to try and determine if anxiety or even major stress is causing you to have sleepwalking episodes. 

Sleep studies have become a very popular test that is being used to help to determine the diagnosis of this person. However, a person might not have to have any certain test, because usually a doctor can help to determine the sleepwalking with what symptom you might be experiencing. 

If you are suffer from sleepwalks, then consult with you physician about what alternative he or she might have in store for you.