Tests that using the different composite modes to fill large rects doesn't crash and works as expected.
PASS Fill Size 10000, source-over: #0000FF
PASS Fill Size 10000, source-in: #0000FF
PASS Fill Size 10000, source-out: #000000
PASS Fill Size 10000, source-atop: #0000FF
PASS Fill Size 10000, destination-over: #00FF00
PASS Fill Size 10000, destination-in: #00FF00
PASS Fill Size 10000, destination-out: #000000
PASS Fill Size 10000, destination-atop: #00FF00
PASS Fill Size 10000, lighter: #00FFFF
PASS Fill Size 10000, copy: #0000FF
PASS Fill Size 10000, xor: #000000
PASS Fill Size 50000, source-over: #0000FF
PASS Fill Size 50000, source-in: #0000FF
PASS Fill Size 50000, source-out: #000000
PASS Fill Size 50000, source-atop: #0000FF
PASS Fill Size 50000, destination-over: #00FF00
PASS Fill Size 50000, destination-in: #00FF00
PASS Fill Size 50000, destination-out: #000000
PASS Fill Size 50000, destination-atop: #00FF00
PASS Fill Size 50000, lighter: #00FFFF
PASS Fill Size 50000, copy: #0000FF
PASS Fill Size 50000, xor: #000000
PASS Fill Size 100000, source-over: #0000FF
PASS Fill Size 100000, source-in: #0000FF
PASS Fill Size 100000, source-out: #000000
PASS Fill Size 100000, source-atop: #0000FF
PASS Fill Size 100000, destination-over: #00FF00
PASS Fill Size 100000, destination-in: #00FF00
PASS Fill Size 100000, destination-out: #000000
PASS Fill Size 100000, destination-atop: #00FF00
PASS Fill Size 100000, lighter: #00FFFF
PASS Fill Size 100000, copy: #0000FF
PASS Fill Size 100000, xor: #000000