Hi,
While running your changed tests on Windows, I think I found new failures. Being a bot and all I'm not very good at pattern recognition, so I might be wrong, but could you please double-check? Full results can be found at https://testbot.winehq.org/JobDetails.pl?Key=39087
Your paranoid android.
=== w1064 (64 bit visual) === visual.c:8592: Test failed: Got unexpected color 0x00007580 for quad 2 (different colors).