Created
August 25, 2009 21:20
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#!/usr/bin/env ruby -KU | |
TIMES = (ENV['N'] || 10000).to_i | |
require 'rubygems' | |
gem 'addressable', '~>2.0' | |
gem 'faker', '~>0.3.1' | |
gem 'rbench', '~>0.2.3' | |
require 'addressable/uri' | |
require 'faker' | |
require 'rbench' | |
__DIR__ = File.dirname(__FILE__) | |
$:.unshift "#{__DIR__}/../lib" | |
require 'active_record' | |
conn = { :adapter => 'mysql', | |
:database => 'activerecord_unittest', | |
:username => 'rails', :password => '', | |
:encoding => 'utf8' } | |
conn[:socket] = Pathname.glob(%w[ | |
/opt/local/var/run/mysql5/mysqld.sock | |
/tmp/mysqld.sock | |
/tmp/mysql.sock | |
/var/mysql/mysql.sock | |
/var/run/mysqld/mysqld.sock | |
]).find { |path| path.socket? } | |
ActiveRecord::Base.establish_connection(conn) | |
class User < ActiveRecord::Base | |
connection.create_table :users, :force => true do |t| | |
t.string :name, :email | |
t.timestamps | |
end | |
has_many :exhibits | |
end | |
class Exhibit < ActiveRecord::Base | |
connection.create_table :exhibits, :force => true do |t| | |
t.belongs_to :user | |
t.string :name | |
t.text :notes | |
t.timestamps | |
end | |
belongs_to :user | |
def look; attributes end | |
def feel; look; user.name end | |
def self.look(exhibits) exhibits.each { |e| e.look } end | |
def self.feel(exhibits) exhibits.each { |e| e.feel } end | |
end | |
sqlfile = "#{__DIR__}/performance.sql" | |
if File.exists?(sqlfile) | |
mysql_bin = %w[mysql mysql5].select { |bin| `which #{bin}`.length > 0 } | |
`#{mysql_bin} -u #{conn[:username]} #{"-p#{conn[:password]}" unless conn[:password].blank?} #{conn[:database]} < #{sqlfile}` | |
else | |
puts 'Generating data...' | |
# pre-compute the insert statements and fake data compilation, | |
# so the benchmarks below show the actual runtime for the execute | |
# method, minus the setup steps | |
# Using the same paragraph for all exhibits because it is very slow | |
# to generate unique paragraphs for all exhibits. | |
notes = Faker::Lorem.paragraphs.join($/) | |
today = Date.today | |
puts 'Inserting 10,000 users and exhibits...' | |
10_000.times do | |
user = User.create( | |
:created_at => today, | |
:name => Faker::Name.name, | |
:email => Faker::Internet.email | |
) | |
Exhibit.create( | |
:created_at => today, | |
:name => Faker::Company.name, | |
:user => user, | |
:notes => notes | |
) | |
end | |
mysqldump_bin = %w[mysqldump mysqldump5].select { |bin| `which #{bin}`.length > 0 } | |
`#{mysqldump_bin} -u #{conn[:username]} #{"-p#{conn[:password]}" unless conn[:password].blank?} #{conn[:database]} exhibits users > #{sqlfile}` | |
end | |
def find_model | |
ar_obj = Exhibit.find(1) | |
ar_obj.id | |
end | |
def instantiate_model | |
Exhibit.new | |
end | |
def setting_attributes | |
attrs = { :name => 'sam' } | |
Exhibit.new(attrs) | |
end | |
def model_first | |
Exhibit.first.look | |
end | |
def model_all_limit_100 | |
Exhibit.look Exhibit.all(:limit => 100) | |
end | |
def model_all_limit_100_with_relationship | |
Exhibit.feel Exhibit.all(:limit => 100, :include => :user) | |
end | |
def model_all_limit_10000 | |
Exhibit.look Exhibit.all(:limit => 10000) | |
end | |
def model_create | |
Exhibit.create({ | |
:name => Faker::Company.name, | |
:notes => Faker::Lorem.paragraphs.join($/), | |
:created_at => Date.today | |
}) | |
end | |
def model_attributes | |
attrs_first = { :name => 'sam' } | |
attrs_second = { :name => 'tom' } | |
exhibit = Exhibit.new(attrs_first); exhibit.attributes = attrs_second | |
end | |
def model_update | |
Exhibit.first.update_attributes(:name => 'bob') | |
end | |
def model_destroy | |
Exhibit.first.destroy | |
end | |
require "ruby-prof" | |
RubyProf.start | |
find_model | |
instantiate_model | |
setting_attributes | |
model_first | |
model_all_limit_100 | |
model_all_limit_100_with_relationship | |
model_all_limit_10000 | |
model_create | |
model_attributes | |
model_update | |
model_destroy | |
result = RubyProf.stop | |
printer = RubyProf::CallStackPrinter.new(result) | |
printer.print(File.open("output.html", "w")) | |
ActiveRecord::Migration.drop_table "exhibits" | |
ActiveRecord::Migration.drop_table "users" |
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