OCCT

puts "================"
puts "OCC266"
puts "================"
puts ""

restore [locate_data_file OCC266.brep] a 
checkshape a

renamevar a edge
explode edge e

renamevar edge face
explode face f

if [catch {chamf result face edge_10 face_3 A 1 45 edge_6 face_3 A 1 45 edge_11 face_3 A 1 45 edge_12 face_3 A 1 45 edge_13 face_3 A 1 45 edge_14 face_3 A 1 45 edge_8 face_3 A 1 45 edge_9 face_3 A 1 45 } catch_result] {
} else {
  checkshape result
  checkprops result -s 48913
  checkview -display result -2d -path ${imagedir}/${test_image}.png
}