8241415: tools/jpackage/share/RuntimePackageTest.java fails because of systemPrefs files

[Alan Bateman]

On 23/03/2020 13:20, Baesken, Matthias wrote:
> :
> Hopefully we can identify the "bad guys" in the test set without too much effort �� !
>
It would be to put the JDK on read-only file system and see if any tests 
fail. As to the "bad guys", the tests in test/jdk/java/util/prefs would 
be good place to start.

-Alan