OCCT

puts "TODO OCC12345 ALL: Error : the resulting shape is unclosed!!!"

puts "========================"
puts "BUC60775" 
puts "OCC160"
puts "(CUT: B and A)"
puts "========================"

restore [locate_data_file buc60775a.brep] a 
checkshape a
restore [locate_data_file buc60775b.brep] b
checkshape b

bcut result b a
checkshape result

set nf [llength [explode result f]]
if {$nf < 6} {
   puts "Error : the resulting shape is unclosed!!!"
}

checkprops result -s 247636
checkview -display result -2d -path ${imagedir}/${test_image}.png