puts "\n#======================================================================"
puts "# Binary file with no facets -- will be treated as Ascii and generate e r r o r"
puts "#======================================================================"
-puts "REQUIRED ALL: Error: unexpected format of facet at line 2"
+puts "REQUIRED ALL: Error: premature end of file"
set fd [open ${imagedir}/${casename}_zero_binary.stl w]
fconfigure $fd -translation binary
puts -nonewline $fd "stl [string repeat { } 76][binary format i 0]"
puts "\n#======================================================================"
puts "# Empty file"
puts "#======================================================================"
-puts "REQUIRED ALL: Error: unexpected format of facet at line 2"
+puts "REQUIRED ALL: Error: premature end of file"
set fd [open ${imagedir}/${casename}_empty.stl w]
close $fd
readstl res_empty ${imagedir}/${casename}_empty.stl -brep