benchmark: dm-redis-adapter vs. ohm

gistfile1.rb

require 'benchmark/ips'
require 'ohm'
require 'dm-core'
require 'dm-redis-adapter'

Ohm.redis = Redic.new("redis://127.0.0.1:6379")
DataMapper.setup(:default, {:adapter  => "redis"})

class DMUser
  include DataMapper::Resource

  property :id, Serial
  property :username, String
  property :email, String
end

DataMapper.finalize
class OhmUser < Ohm::Model
  attribute :username
  attribute :email
end

n = 500
Benchmark.ips do |x|
  x.report("Datamapper creates") {
    DMUser.create(:username => "ian", :email => 'ian@ruby-code.com').save!
  }
  x.report("Ohm creates") {
    OhmUser.create(:username => "ian", :email => 'ian@ruby-code.com').save
  }

  x.report("Datamapper reads") {
    DMUser.all
  }
  x.report("Ohm reads") {
    OhmUser.all
  }
end