puts "# ============================================================="
puts "# 0027356: BRepTools::Clean() does not clean free edges from Poly_Polygon3D"
puts "# ============================================================="
puts ""

puts "Create simple straight edge and tessellate it"
vertex v1 0 0 0
vertex v2 1 0 0
edge e v1 v2
incmesh e 0.01

puts "Clean triangulation and check that there are no Polygon3Ds remained"
tclean e
if { ! [regexp {Dump of ([0-9]+) Polygon3Ds} [dump e] res count] } {
  puts "Error: Cannot find number of Polygon3Ds in output of trinfo command"
} elseif { $count != 0 } {
  puts "Error: $count Polygon3Ds are found (zero expected)!"
}