box b1 1 1 1
box b2 -0.25 -0.25 0.25 0.25 1 0.5
trotate b2 0 0 0 0 0 1 -30

bop b1 b2
boptuc result

checkprops result -s 1.07476
checkview -display result -2d -otherwise { b1 b2 } -s -path ${imagedir}/${test_image}.png