gistfile1.rb

require 'rubygems'
require "test/unit"
require "active_record"
require "sqlite3"

module Test::Unit
  class TestCase
    def setup
      $VERBOSE = nil
      ActiveRecord::Base.establish_connection(:adapter => "sqlite3", :database => "./.test.sqlite3")
      ActiveRecord::Base.logger = Logger.new(File.join(File.dirname(__FILE__), "test.log"))

      ActiveRecord::Base.silence do
        ActiveRecord::Migration.verbose = false
        ActiveRecord::Schema.define :version => 0 do
          create_table "users", :force => true do |t|
            t.integer "id"
          end
          create_table "toys", :force => true do |t|
            t.integer "id"
            t.integer "user_id"
            t.text "name"
            t.text "model"
          end
        end
      end
    end
  end
end

class User < ActiveRecord::Base
  has_many :toys
end

class Toy < ActiveRecord::Base
  belongs_to :user
  attr_accessible :name, :model
end

class TheTest < Test::Unit::TestCase
  def test_find_or_create_by_this_and_that
    u = User.create
    software_engineer_barbie = u.toys.create(:name => "Barbie", :model => "Software Engineer")
    result = u.toys.find_or_create_by_name_and_model("Barbie", "Software Engineer")
    assert result.id == software_engineer_barbie.id
  end
end