puts "========| OCC565 |========"
##################################
## Can not intersect two trimmed conical surfaces 
##################################

restore [locate_data_file OCC565a.draw] s1 
restore [locate_data_file OCC565b.draw] s2 

puts "Preliminary check: intersection work with infinite cones:"
if { [catch {intersect inf s1 s2 } catch_result] } {
    puts "Faulty OCC565: function intersection works wrongly with infinite cones"
} else {
    set j 1
    set er [lindex [whatis inf] 5]
    repeat 4 {
	set err [lindex [whatis inf_$j] 5]
	if { $err != "curve" && $er != "curve"} {
	    puts " Faulty OCC565: function intersection works wrongly with infinite cones"
    	    break
	} else {
	    puts [format "curve inf_%s : exist " $j]
	}
	incr j
    }
    puts "Function intersection works correctly with infinite cones. Then check OCC565:"
}

trim s1x s1 0 2*pi 0 2.8
trim s2x s2 0 2*pi 0 2.8

if { [catch {intersect result s1x s2x } catch_result] } {
    puts "Faulty OCC565 exception: function intersection works wrongly with trimmed cones"
} else {
    set nom 0
    set j 1
    set er [lindex [whatis result] 5]
    repeat 4 {
	set err [lindex [whatis result_$j] 5]
      	if { $err != "curve" && $er != "curve"} {
    	    break
        } else {
    	    set nom [expr $nom + 1]
        }
	incr j
    }
    if { $nom == 0} {
	puts " Faulty OCC565: function intersection works wrongly with trimmed cones"
    } else {
	puts " OCC565 OK: function intersection works with trimmed cones"
    }
}