puts "========"
puts "0030794: BRepOffsetAPI_MakePipeShell: shape is produced with artifacts"
puts "========"
puts ""

restore [locate_data_file bug30794_shapes1.brep] c
explode c

unifysamedom spine c_1
mksweep spine
addsweep c_2
buildsweep result -C -S

checkshape result

checkprops result -s 1.24302e+06 -v 5.64101e+06
checknbshapes result -wire 14 -face 14 -shell 1 -solid 1 -t

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