A non-portable, "non-blocking on crash" repro for the segfault hpricot issue

hpricot-segfault-testcase.rb

#!/usr/bin/env ruby

require 'test/unit'
require 'hpricot'
require 'load_files'
require 'neversaydie'

class TestSegFaults < Test::Unit::TestCase

  def test_segfault
    read, write = IO.pipe
    Process.fork do
      15.times do |i|
        data = "<item>"
        50000.times do |j| 
          data << "<line>This is line #{j} for turn #{i}</line>"
        end
        data << "</item>"
        # generates a segfault on Hpricot 0.8.3
        doc = Hpricot(data)
      end
      write.puts "OK"
    end

    sleep(5)
    write.close
    assert_match read.read, /OK/, "Hpricot crashed!"
  end
end