tests for adding traits

Gemfile

@@ -0,0 +1,9 @@
+# A sample Gemfile
+source :gemcutter
+#
+gem "rails", ">= 3.0.0"
+
+group :test do  
+  gem "rspec-rails", ">= 2.0.0.beta.19"
+  gem "rcov"
+end

Gemfile.lock

@@ -0,0 +1,91 @@
+GEM
+  remote: http://rubygems.org/
+  specs:
+    abstract (1.0.0)
+    actionmailer (3.0.0)
+      actionpack (= 3.0.0)
+      mail (~> 2.2.5)
+    actionpack (3.0.0)
+      activemodel (= 3.0.0)
+      activesupport (= 3.0.0)
+      builder (~> 2.1.2)
+      erubis (~> 2.6.6)
+      i18n (~> 0.4.1)
+      rack (~> 1.2.1)
+      rack-mount (~> 0.6.12)
+      rack-test (~> 0.5.4)
+      tzinfo (~> 0.3.23)
+    activemodel (3.0.0)
+      activesupport (= 3.0.0)
+      builder (~> 2.1.2)
+      i18n (~> 0.4.1)
+    activerecord (3.0.0)
+      activemodel (= 3.0.0)
+      activesupport (= 3.0.0)
+      arel (~> 1.0.0)
+      tzinfo (~> 0.3.23)
+    activeresource (3.0.0)
+      activemodel (= 3.0.0)
+      activesupport (= 3.0.0)
+    activesupport (3.0.0)
+    arel (1.0.1)
+      activesupport (~> 3.0.0)
+    builder (2.1.2)
+    diff-lcs (1.1.2)
+    erubis (2.6.6)
+      abstract (>= 1.0.0)
+    i18n (0.4.1)
+    mail (2.2.5)
+      activesupport (>= 2.3.6)
+      mime-types
+      treetop (>= 1.4.5)
+    mime-types (1.16)
+    nokogiri (1.4.3.1)
+    polyglot (0.3.1)
+    rack (1.2.1)
+    rack-mount (0.6.13)
+      rack (>= 1.0.0)
+    rack-test (0.5.6)
+      rack (>= 1.0)
+    rails (3.0.0)
+      actionmailer (= 3.0.0)
+      actionpack (= 3.0.0)
+      activerecord (= 3.0.0)
+      activeresource (= 3.0.0)
+      activesupport (= 3.0.0)
+      bundler (~> 1.0.0)
+      railties (= 3.0.0)
+    railties (3.0.0)
+      actionpack (= 3.0.0)
+      activesupport (= 3.0.0)
+      rake (>= 0.8.4)
+      thor (~> 0.14.0)
+    rake (0.8.7)
+    rcov (0.9.8)
+    rspec (2.0.0.beta.19)
+      rspec-core (= 2.0.0.beta.19)
+      rspec-expectations (= 2.0.0.beta.19)
+      rspec-mocks (= 2.0.0.beta.19)
+    rspec-core (2.0.0.beta.19)
+    rspec-expectations (2.0.0.beta.19)
+      diff-lcs (>= 1.1.2)
+    rspec-mocks (2.0.0.beta.19)
+    rspec-rails (2.0.0.beta.19)
+      rspec (= 2.0.0.beta.19)
+      webrat (>= 0.7.2.beta.1)
+    thor (0.14.0)
+    treetop (1.4.8)
+      polyglot (>= 0.3.1)
+    tzinfo (0.3.23)
+    webrat (0.7.2.beta.1)
+      nokogiri (>= 1.2.0)
+      rack (>= 1.0)
+      rack-test (>= 0.5.3)
+
+PLATFORMS
+  ruby
+
+DEPENDENCIES
+  rails (>= 3.0.0)
+  rcov
+  rspec-rails (>= 2.0.0.beta.19)

Rakefile

@@ -18,16 +18,12 @@ rescue LoadError
   puts "Jeweler (or a dependency) not available. Install it with: gem install jeweler"
 end
 
-require 'spec/rake/spectask'
-Spec::Rake::SpecTask.new(:spec) do |spec|
-  spec.libs << 'lib' << 'spec'
-  spec.spec_files = FileList['spec/**/*_spec.rb']
-end
-
-Spec::Rake::SpecTask.new(:rcov) do |spec|
-  spec.libs << 'lib' << 'spec'
-  spec.pattern = 'spec/**/*_spec.rb'
-  spec.rcov = true
+require 'rspec'
+require 'rspec/core'
+require 'rspec/core/rake_task'
+RSpec::Core::RakeTask.new(:spec) do |t|
+  # t.spec_files = FileList['spec_*.rb']
+  t.rspec_opts = ['--colour', '--format progress']
 end
 
 task :spec => :check_dependencies

lib/respondie.rb

@@ -0,0 +1,15 @@
+require 'action_controller'
+
+module Respondie
+
+  def use_trait(&block)
+    Respondie::Builder.new("Respondie::Trait::$trait$", self).instance_eval(&block)
+  end
+
+  alias_method :use_traits, :use_trait
+
+end
+
+ActionController::Base.extend Respondie
+
+require 'respondie/builder'

lib/respondie/builder.rb

@@ -0,0 +1,22 @@
+class Respondie::Builder
+
+  def initialize(pattern, controller)
+    @pattern = pattern
+    custom = Class.new(ActionController::Responder)
+    controller.responder = custom
+    @responder = controller.responder
+  end
+
+  def method_missing(sym)
+    trait sym
+  end
+
+  private
+
+  def trait(sym)
+    type = @pattern.gsub(/\$trait\$/, sym.to_s.camelize)
+    @responder.send :include, type.constantize
+    self
+  end
+
+end

spec/respondie/builder_spec.rb

@@ -0,0 +1,24 @@
+require File.expand_path(File.dirname(__FILE__) + '/../spec_helper')
+
+class ProductsController
+  attr_accessor :responder
+end
+module Respondie
+  module Trait
+    module Cute
+      def is_cute?
+        true
+      end
+    end
+  end
+end
+
+describe Respondie::Builder do
+
+  it "should include a type into a responder" do
+    controller = ProductsController.new
+    Respondie::Builder.new("Respondie::Trait::$trait$", controller).instance_eval { cute }
+    controller.responder.instance_method(:is_cute?).should_not be_nil
+  end
+
+end

spec/respondie_spec.rb

@@ -1,7 +1,19 @@
 require File.expand_path(File.dirname(__FILE__) + '/spec_helper')
 
-describe "Respondie" do
-  it "fails" do
-    fail "hey buddy, you should probably rename this file and start specing for real"
+class ApplicationController < ActionController::Base
+end
+
+class MyController < ApplicationController
+end
+
+describe Respondie do
+
+  it "should enhance ActionController with its cute method" do
+    MyController.should respond_to(:use_trait)
+  end
+
+  it "should enhance ActionController with its cute plural method" do
+    MyController.should respond_to(:use_traits)
   end
+
 end

spec/spec_helper.rb

@@ -1,9 +1,5 @@
 $LOAD_PATH.unshift(File.dirname(__FILE__))
 $LOAD_PATH.unshift(File.join(File.dirname(__FILE__), '..', 'lib'))
 require 'respondie'
-require 'spec'
-require 'spec/autorun'
-
-Spec::Runner.configure do |config|
-
-end
+require 'rspec'
+require 'rspec/autorun'