box b1 0 0 0 1 1 1
nurbsconvert b1 b1
box b2  0.5   0    -0.5   1     1     0.5

bcut result b2 b1
checkprops result -s 4
checkview -display result -2d -s -otherwise { b2 b1 } -path ${imagedir}/${test_image}.png
