[show output]
Actual output:
Expected output:
- Failed assertion: got pixel [0,0,0,0] at (0,0), expected [0,255,0,255] +/- 2
- Failed assertion: got pixel [0,0,0,0] at (99,0), expected [0,255,0,255] +/- 2
- Failed assertion: got pixel [0,0,0,0] at (0,49), expected [0,255,0,255] +/- 2
- Failed assertion: got pixel [0,0,0,0] at (99,49), expected [0,255,0,255] +/- 2