Newbee Question

Is this spit test really a reliable method to determine if we have candida overgrowth in our intestines or anywhere else?
http://www.candidathrush.net/candida-test.htm

If not reliable, what testing is recommended to be reliable?

I'm certain that I have Candida. Symptoms = Asthma, tight chest, eye floaters, distended belly.
All of which are covered in this symptom listing:
http://foodmatters.tv/articles-1/how-to-overcome-candida-naturally

Grizz