puts "================"
puts "OCC859"
puts "SAM1637"
puts "================"
puts ""
#####################
## Attached shape is not sewed.
##################### 

restore [locate_data_file OCC859.brep] a
checkshape a

sewing result a

freebounds result 0.1

set list [statshape result_o]

if {[llength ${list}] > 4} {
   puts "Faulty OCC859: here is sewing problem"
}

set 2dviewer 1