* seems they work fine
* also one unit test was enhanced

Change-Id: Id5de81460c1bff9afb648a6c7a940f2bdec938b1
Reviewed-on: https://gerrit.libreoffice.org/44141Tested-by: Jenkins <ci@libreoffice.org>
Reviewed-by: Thorsten Behrens <Thorsten.Behrens@CIB.de>