The HandleScpe is not needed here. Also for each test file, the rootObj
should reset its internal states properly, otherwise the following test
cases are polluted by the previous tests.
Task-number:QTBUG-22620
Change-Id: I1e4869070b8712e5a6c755461d52bd12d1f03160
Reviewed-by: Chris Adams <christopher.adams@nokia.com>