As stated in this feature request, we work agile and the tester gets new applications versions (almost) on a daily basis.
The tester does not know which objects have been changed/deleted. And does ...
I would agree with you if it was something to do prior to the test campaign. I still don't understand what you can do with such tests results : what happens when objects are missing? you say it does not make sense to run a test on a deleted object as it would fail. So i assume, in that case, you want the test to be passed. What if the object was unvoluntary deleted? you have a false positive, which is the worst thing...