gistfile1.rb

require 'test/unit'
require 'shoulda'
require 'rr'

class X
  
  def handle(a, opts = {})
    p a, opts
  end
  
end

class RRTest < Test::Unit::TestCase
  include RR::Adapters::TestUnit
  
  context 'a simple test' do
    
    setup do
      @handler = X.new
    end
    
    should 'mock stuff correctly' do
      mock(@handler).handle(:sample_event, :awesome => true, :sauce => 2)
      @handler.handle(:sample_event, :awesome => true, :sauce => 2)
    end
    
  end
  
end

gistfile2.txt

On Ruby 1.9.1 w/ RR v0.10.4, this tests fails for me - citing the mock is
never called. it works fine on Ruby 1.8 (w/ 0.10.0 and 0.10.4)