OCCT

# Original bug : buc60127
# Date : 18mar98

restore [locate_data_file buc60127-part.rle] part
restore [locate_data_file buc60127-tool.rle] tool

# fix the part shape

explode part f
# fix inner cylinder
mksurface c_in part_1
trim c_in c_in
mkface f_in c_in 0 2*pi 0 150

# fix side faces
mksurface s1 part_3
mksurface s2 part_4
mkface f1 s1 -10 10 -10 10
mkface f2 s2 -10 10 -10 10

# fix solid
mkvolume r part_2 f_in f1 f2

# find the other solid - the one containing the outer cylinder (part_2 face)
foreach s [explode r so] {
  set found 0
  foreach f [explode $s f] {
    if {[regexp "same shapes" [compare part_2 $f]]} {
      copy $s part
      set found 1
      break
    }
  }
  if {$found} {
    break
  }
}

bcut result part tool
checkshape result
checkprops result -s 5382.41 -v 2643.38
checknbshapes result -wire 14 -face 11 -shell 1 -solid 1

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