qibuild test: small changes
qibuild test: small changes

  * bug fix when there was no test
  * add more helpful comments

Change-Id: I545906f0b5f2a1a6333be1d714cf384706afce13

dmerejkowsky/qibuild,aldebaran/qibuild,dmerejkowsky/qibuild,aldebaran/qibuild,dmerejkowsky/qibuild,dmerejkowsky/qibuild,dmerejkowsky/qibuild,aldebaran/qibuild,aldebaran/qibuild