puts "========"
puts "OCC26041"
puts "========"
puts ""
################################################
# GeomAPI_ExtremaCurveSurface have inexact API
################################################

polyline l 0 -10 -10 0 10 -10 0 10 10 0 -10 10 0 -10 -10
mkplane pl l
mksurface surf pl

vertex v1 10 -5 0
vertex v2 10 5 0
edge e v1 v2
mkcurve curv e

set bug_info [extrema surf curv]
if {$bug_info != "Infinite number of extremas, distance = 10\n"} {
  puts "ERROR: OCC25063 is reproduced."
}

smallview
don pl e
fit

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