Now running on RSpec

test/test_helper.rb

@@ -2,14 +2,49 @@ $: << File.join(File.dirname(__FILE__), '..', 'lib')
 $: << File.join(File.dirname(__FILE__))
 
 require 'rubygems'
+gem 'thoughtbot-shoulda', ">= 2.0.0"
+
 require 'test/unit'
 require 'activerecord'
-require 'factory_girl'
-gem 'thoughtbot-shoulda', ">= 2.0.0"
-require 'shoulda'
+
+require 'spec'
+require 'spec/interop/test'
+require 'spec/autorun'
 require 'rr'
+
+require 'shoulda'
+require 'shoulda/test_unit'
 require 'models'
 
-class Test::Unit::TestCase
-  include RR::Adapters::TestUnit
+require 'factory_girl'
+
+Spec::Runner.configure do |config|
+  config.mock_with RR::Adapters::Rspec
+end
+
+class Test::Unit::TestCase
+  def assert_received(subject, &block)
+    block.call(received(subject)).call
+  end
+end
+
+# This hack is currently necessary to get spec/interop to pick up #should statements
+module Shoulda
+  class Context
+    def create_test_from_should_hash(should)
+      test_name = ["test_", full_name, "should", "#{should[:name]}. "].flatten.join(' ').to_sym
+
+      context = self
+      test_unit_class.send(:define_method, test_name) do
+        begin
+          context.run_parent_setup_blocks(self)
+          should[:before].bind(self).call if should[:before]
+          context.run_current_setup_blocks(self)
+          should[:block].bind(self).call
+        ensure
+          context.run_all_teardown_blocks(self)
+        end
+      end
+    end
+  end
 end