OCCT

puts "========"
puts "OCC36"
puts "========"

pload XDE

set filepath [locate_data_file OCC36.igs]
if [catch { igesbrep $filepath a * } res] { 
    puts "Error OCC36: here is reading problem"
} else {
    puts "Reading OCC36  OK"

    tpcompound r
    dchrono h2 restart
    sewing result 1.e-7 r
    dchrono h2 stop counter sewing

    checkmaxtol result -ref 0.96087447225733291
    checknbshapes result -shell 13
    checkfreebounds result 1247
}

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