created two ui test classes

Change-Id: I45fc0fff60f422280a88c62f84b1a225b3880ac8
renamed valid input test

Change-Id: If834820709de279af5c04cef2035f4398f3fda9a
modified the main test class to be reused in several tests

Change-Id: Ia691f611743096fd055dabedc68e64ec39f39c5e