OCCT

puts "TODO OCC00000 ALL: Faulty OCC602: function BLEND works wrongly"
puts "TODO OCC00000 ALL: Error: The command cannot be built"
puts "TODO OCC00000 ALL: Tcl Exception: result is not a topological shape!!!"
puts "TODO OCC00000 ALL: TEST INCOMPLETE"

puts "========================"
puts " OCC602 "
puts "========================"
puts ""
###########################################
## Exception during filet creation if it cross samedge of cylinder.
###########################################

restore [locate_data_file OCC602.brep] a 
checkshape a

explode a e

if [catch {blend result a 20 a_9 } catch_result] {
    puts "Faulty OCC602: function BLEND works wrongly"
} else {
    puts "OCC602 OK: function BLEND works OK"
}

checkprops result -s 0
checkshape result
checkview -display result -2d -path ${imagedir}/${test_image}.png