| Tests that animating layer transparency produces correct pixels | |
| requested url: http://example.com/ | |
| Screenshot size: 800 x 600 | |
| rgba @(25,25) before animaion started: 255,255,255,255 | |
| Screenshot size: 800 x 600 | |
| rgba @(25,25) after animation started: 1,128,1,255 |