Time comparison ActiveSupport vs Gem Twitter Static Time Constants w Ruby Prof

gistfile1.rb

require 'rubygems'

# Set up gems listed in the Gemfile.
ENV['BUNDLE_GEMFILE'] ||= File.expand_path('Gemfile', __FILE__)

require 'bundler/setup' if File.exists?(ENV['BUNDLE_GEMFILE'])

require 'rails/all'
require 'time_constants'
require 'ruby-prof'

N = 1000000

to    = Time.local(2008, 12, 27, 14, 30, 59)
from  = Time.local(2008, 12, 29, 14, 30, 59)

results = RubyProf.profile do
  age = from.to_i - Time.now.to_i
  case
  when age < T_7_DAYS
    'green' # Normally 
  when age > T_15_DAYS
    'red' # Critical
  else
    'orange' # On transition
  end
end

prefix = 'twitter-time-constants'
File.open "#{prefix}-profile-graph.html", 'w' do |file|
  RubyProf::GraphHtmlPrinter.new(results).print(file)
end
 
File.open "#{prefix}-profile-flat.txt", 'w' do |file|
  RubyProf::FlatPrinter.new(results).print(file)
end
 
File.open "#{prefix}-profile-tree.prof", 'w' do |file|
  RubyProf::CallTreePrinter.new(results).print(file)
end

results = RubyProf.profile do
  age = from.day - Time.now.day
  case
  when age < 7
    'green' # Normally 
  when age > 15
    'red' # Critical
  else
    'orange' # On transition
  end
end

prefix = 'activesupport-time-calculation'
File.open "#{prefix}-profile-graph.html", 'w' do |file|
  RubyProf::GraphHtmlPrinter.new(results).print(file)
end
 
File.open "#{prefix}-profile-flat.txt", 'w' do |file|
  RubyProf::FlatPrinter.new(results).print(file)
end
 
File.open "#{prefix}-profile-tree.prof", 'w' do |file|
  RubyProf::CallTreePrinter.new(results).print(file)
end