Ruby files used for benchmarking

benchmarker.rb

require 'rubygems'
require 'active_support'
require 'active_support/core_ext'
require 'ohm'
require 'mongo_mapper'
require 'benchmark'
require 'dm-core'
require 'model1'
require 'model2'
require 'model3'

# Setup
MongoMapper.connection = Mongo::Connection.new("localhost")
MongoMapper.database = "benchmarking"
Ohm.connect {}
DataMapper.setup(:default, "mysql://root@localhost/benchmarking")
Model3.auto_migrate!

klasses = [Model1, Model2, Model3]
klasses.each do |klass|
  if klass==Model1
    puts "MongoMapper"
  elsif klass==Model2
    puts "Ohm/Redis"
  else
    puts "MySQL/Datamapper"
  end
  
  Benchmark.bm do |x|
    x.report("Create") do
      10_000.times {
        person = klass.create({
          :first_name => 'John',
          :last_name => 'Nunemaker',
          :age => 27,
          :born_at => Time.mktime(1981, 11, 25, 2, 30),
          :active => true,
          :fav_colors => %w(red green blue)
        })
      }
    end
    
    x.report("Read") do
      klass.all.each do |y|
        id = y.id
      end
    end
    
    x.report("Update") do
      klass.all.each do |y|
        y.first_name = "Charlie"
        y.save
      end
    end
    
    x.report("Destroy") do
      klass.all.each do |y|
        if klass == Model3
          y.destroy
        else
          y.delete
        end
      end
    end
  end
end

model1.rb

require 'active_support'
class Model1
  include MongoMapper::Document

  key :first_name, String
  key :last_name, String
  key :age, Integer
  key :born_at, Time
  key :active, Boolean
  key :fav_colors, Array

end

model2.rb

class Model2 < Ohm::Model
  attribute :first_name
  attribute :last_name
  attribute :age
  attribute :born_at
  attribute :active
  attribute :fav_colors
end

model3.rb

class Model3
  include DataMapper::Resource
  
  property :id, Serial
  property :first_name, String
  property :last_name, String
  property :age, Integer
  property :born_at, DateTime
  property :active, Boolean
  property :fav_colors, Text
  
end