blog_helper_test.rb

require 'test_helper'
require 'flexmock/test_unit'

class BlogHelperTest < ActionView::TestCase
  tests BlogHelper
  
  context "getting tweet list" do
    setup do
      @twitter_user = 'test'
      @tweets = get_tweets_mock
      flexmock(Twitter).new_instances.should_receive(:tweets).once.and_return(@tweets)
    end
    
    should "render tweets" do
      assert_dom_equal(
        @tweets.inject('<ol class="twitter">') do |memo, tweet|
          memo << %Q(<li><p>#{tweet.text}</p><span>less than a minute ago</span><a href="http://twitter.com/#{tweet.user.screen_name}/status/#{tweet.id}" class="permalink">Permalink</a></li>)
        end << '</ol>',
        tweets_list('test')
      )
    end
  end
  
  context "getting blog post list" do
    setup do
      @posts = get_posts_mock
      flexmock(Blog).new_instances.should_receive(:posts).once.and_return(@posts)
    end
    
    should "render blog posts" do
      assert_dom_equal(
        @posts.inject('<ol class="entries">') do |memo, post|
          memo << %Q(<li><h2>#{post.title.text}</h2><h3>Posted by Me #{time_ago_in_words(post.published.text)} ago</h3><p>#{post.content.text}</p></li>)
        end << '</ol>',
        blog_posts_list
      )
    end
  end
end