[PATCH 5/5] usp10/tests: Add shaping tests for fLogicalOrder and fRTL.

[Sebastian Lackner]

On 07.03.2017 14:23, Henri Verbeet wrote:
> On 7 March 2017 at 08:21, Henri Verbeet <hverbeet at gmail.com> wrote:
>> On 7 March 2017 at 04:30, Sebastian Lackner <sebastian at fds-team.de> wrote:
>>> Is this a problem with the fonts shipped on Archlinux, or is something
>>> going wrong on the Wide side? The font "Estrangelo Edessa" is provided
>>> by /usr/share/fonts/OTF/SyrCOMEdessa.otf which can be downloaded at
>>> https://www.archlinux.org/packages/extra/any/xorg-fonts-misc/download/.
>>> If you need any logs or want me to open a bug report, please let me
>>> know.
>>>
>> It seems likely that it's related to the font in some way, although
>> without looking further into it I couldn't say whether that's because
>> the font is e.g. missing a ligature or usp10 applying a feature
>> incorrectly. Do you know whether it works correctly with the font from
>> e.g. Windows 7?
> So I looked into this a bit, and it looks like that while the
> Microsoft font has a single glyph for the lamadh-alaph ligature, the
> Arch font constructs that ligature out of 3 separate glyphs. Both are
> legitimate, but they're different from each other.
> 

I just tested it, and everything seems to work with the original estre.ttf
from Windows 7 (after moving the font in /usr/share). What is your
suggestion, should we accept the Archlinux version as valid, or maybe skip
the test if this replacement is installed?

Best regards,
Sebastian