jamie (owner)

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# # of iterations = 10000
# Rehearsal -------------------------------------------------------
# null_time             0.000000   0.000000   0.000000 (  0.002980)
# erubis                0.680000   0.010000   0.690000 (  0.689765)
# builder               1.040000   0.010000   1.050000 (  1.055823)
# erector               1.360000   0.000000   1.360000 (  1.373215)
# tagz                  2.420000   0.020000   2.440000 (  2.453186)
# haml                  7.090000   0.030000   7.120000 (  7.196357)
# markaby               9.680000   0.040000   9.720000 (  9.824390)
# --------------------------------------------- total: 22.380000sec
# 
#                           user     system      total        real
# null_time             0.010000   0.000000   0.010000 (  0.003117)
# erubis                0.650000   0.010000   0.660000 (  0.663166)
# builder               1.040000   0.000000   1.040000 (  1.052085)
# erector               1.310000   0.010000   1.320000 (  1.329529)
# tagz                  2.420000   0.010000   2.430000 (  2.454841)
# haml                  7.050000   0.030000   7.080000 (  7.109425)
# markaby               9.620000   0.040000   9.660000 (  9.723050)
 
 
 
#!/usr/bin/env ruby
 
require 'benchmark'
require 'rubygems'
require 'markaby'
require 'tagz'
require 'haml'
require 'erubis'
require 'erector'
 
def do_builder
  Builder::XmlMarkup.new.html { |xm|
    xm.head {
      xm.title "happy title"
    }
    xm.body {
      xm.h1 "happy heading"
      xm.a "a link", :href => "url"
    }
  }
end
 
class ErectorPage < Erector::Widget
  def render
    html do
      head do
        title "happy title"
      end
      body do
        h1 "happy heading"
        a "a link", :href => "url"
      end
    end
  end
end
def do_erector
  ErectorPage.new.to_s
end
 
def do_erubis
  str = <<-EOF
<html>
  <head>
    <title>happy title</title>
  </head>
  <body>
    <h1>happy heading</h1>
    <a href="<%= 'url' %>">a link</a>
  </body>
</html>
EOF
  Erubis::Eruby.new(str).result
end
 
def do_haml
  str = <<-EOF
%html
  %head
    %title happy title
  %body
    %h1 happy heading
    %a{:href => "url"} a link
EOF
  Haml::Engine.new(str).to_html
end
 
def do_markaby
  mab = Markaby::Builder.new :output_meta_tag => false
 
  mab.html {
    head {
      title "happy title"
    }
    body {
      h1 "happy heading"
      a "a link", :href => "url"
    }
  }.to_s
end
 
def do_tagz
  Tagz {
    html_ {
      head_ {
        title_ "happy title"
      }
      body_ {
        h1_ "happy heading"
        a_ "a link", :href => "url"
      }
    }
  }
end
 
baseline = do_tagz
 
out = do_markaby
raise "bad markaby!\n\n#{baseline}\n\n#{out}\n" unless baseline == out
 
out = do_builder
raise "bad builder!\n\n#{baseline}\n\n#{out}\n" unless baseline == out
 
out = do_erubis.gsub(/\n */, '')
raise "bad erubis!\n\n#{baseline}\n\n#{out}\n" unless baseline == out
 
out = do_haml.gsub(/\n */, '').gsub("'", '"')
raise "bad haml!\n\n#{baseline}\n\n#{out}\n" unless baseline == out
 
out = do_erector
raise "bad erector!\n\n#{baseline}\n\n#{out}\n" unless baseline == out
 
 
def do_nothing
  # do nothing
end
 
max = (ARGV.shift || 1_000_000).to_i
puts "# of iterations = #{max}"
Benchmark::bmbm(20) do |x|
  x.report("null_time") do
    for i in 0..max do
      do_nothing
    end
  end
 
  x.report("erubis") do
    for i in 0..max do
      do_erubis
    end
  end
 
  x.report("builder") do
    for i in 0..max do
      do_builder
    end
  end
 
  x.report("erector") do
    for i in 0..max do
      do_erector
    end
  end
 
  x.report("tagz") do
    for i in 0..max do
      do_tagz
    end
  end
 
  x.report("haml") do
    for i in 0..max do
      do_haml
    end
  end
 
  x.report("markaby") do
    for i in 0..max do
      do_markaby
    end
  end
end