[HarfBuzz] have markfiltersets ever worked?

[Khaled Hosny]

On Mon, Apr 04, 2016 at 11:39:53PM +0200, Khaled Hosny wrote:
> On Mon, Apr 04, 2016 at 02:31:59PM -0700, Behdad Esfahbod wrote:
> > Khaled, what sequence can I use for testing?  Want to add to the test suite.
> 
> An of:
> تختة تخنة تخئة تخثة تخٹة

Using https://github.com/khaledhosny/hussaini-nastaleeq (I thought I
mentioned it in my first reply).

Regards,
Khaled