OCCT

#INTERFACE STEP
puts "================"
puts "OCC6811"
puts "================"
puts ""
#######################################################################################
# Unstable work of the checkshape on the attached file. 
#######################################################################################

catch { pload XDE }

set BugNumber OCC6811

set filepath [locate_data_file trj12_b3-tu-203.stp]
if { [catch { stepread $filepath a * } catch_result] } {
    puts "Faulty ${BugNumber} : here is reading problem"
} else {
    checkshape a_1 f
    checkshape a_1 f
    renamevar a_1 result
}

checkprops result -s 1.48021e+06 
checkshape result
checkview -display result -2d -path ${imagedir}/${test_image}.png