The docstring for the function gave some examples, but this method was not fully tested

Change-Id: I53bca734183297a9cca860c55b27570ad0e0f3e6
Reviewed-on: https://gerrit.libreoffice.org/25886Tested-by: Jenkins <ci@libreoffice.org>
Reviewed-by: jan iversen <jani@documentfoundation.org>
Tested-by: jan iversen <jani@documentfoundation.org>