my autotest script

.autotest.rb

require 'rubygems'
require 'autotest/fsevent'
require 'redgreen'

module Autotest::Growl
  def self.growl title, msg, img, pri=0, sticky=""
    system "growlnotify -n autotest --image #{img} -p #{pri} -m #{msg.inspect} #{title} #{sticky}"
  end

  IMAGE_ROOT = "~/Pictures/autotest/"

  def self.notify_unit(results)
    output = results.slice(/(\d+)\stests,\s(\d+)\sassertions,\s(\d+)\sfailures,\s(\d+)\serrors/)
    if output
      if $~[3].to_i > 0 || $~[4].to_i > 0
        cnt = [(9 + $~[3].to_i + $~[4].to_i) / 10 * 10, 50].min
        growl "=====[ F A I L ]=====", "#{output}", IMAGE_ROOT + "fail#{cnt}.png", 2
      else
        growl "=====[ P A S S ]=====", "#{output}", IMAGE_ROOT + "pass.png"
      end
    end
  end

  def self.notify_rspec(results)
    output = results.slice(/(\d+)\s+examples?,\s*(\d+)\s+failures?(,\s*(\d+)\s+pending)?/)
    if output  =~ /[1-9]\sfailures?/
      cnt = [$~[2] / 10 * 10, 50].min
      growl "=====[ F A I L ]=====", "#{output}", IMAGE_ROOT + "fail#{cnt}.png", 2
    else
      growl "=====[ P A S S ]=====", "#{output}", IMAGE_ROOT + "rails_ok.png"
    end
  end

  Autotest.add_hook :ran_command do |at|
    results = [at.results].flatten.join("n")
    case at.results[-1].split(",").first.split(" ")[1]
    when "tests"
      notify_unit(results)
    when "examples"
      notify_rspec(results)
    end
  end
end