more unittests for preferences.

[Dirk Hohndel]

On Wed, Sep 21, 2016 at 01:23:04PM -0300, Tomaz Canabrava wrote:
> I'm on my last two days in brazil, things here are *crazy* right now.
> My next patch will be from munich - probably in a mini-hackaton with
> robert. :)

I love patches that add tests that fail :-)

Now I need to figure out WHY it fails and whether that means the test is
wrong or it actually identified an issue.

(and I also need to figure out what's going on with the parsing test)

Thanks

/D