OCCT

puts "========"
puts "OCC2845"
puts "========"
puts ""
####################################################
## Regression of work of selections for STEP translator.
####################################################

set BugNumber OCC2845
set filepath [locate_data_file extref.stp]
if [catch { stepread $filepath a * } res] {
    puts "Faulty ${BugNumber} : here is reading problem"
} else {
    tpcompound result
    set info [listtypes xst-transferrable-roots]
    if {$info == ""} {
        puts "Faulty ${BugNumber}"
    } else {
	puts "OK ${BugNumber}"
    }
}

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