slow test example

app-models-user.rb

class User < ActiveRecord::Base

  def name
    "#{first_name} #{last_name}"
  end

end

output

I run a 2.3GHz Macbook Pro with SSD, and a patched version of Ruby 1.9.2 (optimized require and ree-style GC tuning).
Using Rails 3.0.11 and sqlite3.

$ rspec spec/models/user_spec.rb -p -fd

User
  has a name

Top 1 slowest examples:
  User has a name
    0.01519 seconds ./spec/models/user_spec.rb:5

Finished in 0.01549 seconds
1 example, 0 failures

spec-models-user_spec.rb

require 'spec_helper'

describe User do

  it "has a name" do
    subject.first_name = "first"
    subject.last_name = "last"
    subject.name.should == "first last"
  end

end