Test case for Broken pipe in ruby libvirt

pipetest.rb

require "libvirt"

def nested
  puts "nested"
  h = Libvirt.connect
  h.domains.each do |d|
   puts "Domain: #{d.name}"
  end
end

1.upto(20).each do |x|
  puts "main #{x}"
h = Libvirt.connect

h.domains.each do |d|
  puts "Domain: #{d.name}"
  puts
end
 nested
end