gistfile1.rb

require File.expand_path(File.dirname(__FILE__) + '/../spec_helper')

describe PostsController do
  
  integrate_views
  
  describe 'GET /index' do
    
    before(:each) do
      get :index
    end
    
    it "should be successful" do
      response.should be_success
    end
    
    it "should render template 'index'" do
      response.should render_template("index")
      response.should have_tag("h1")
    end
    
  end
  
  describe 'GET /index.xml' do
    
    before(:each) do
      request.env["HTTP_ACCEPT"] = "application/xml"
      get :index
    end
    
    it "should be successful" do
      response.should be_success
    end
    
    it "should render all posts as xml" do
      response.body.should include('<?xml version="1.0" encoding="UTF-8"?>')
    end
    
  end
  
  describe "POST /posts" do
    
    describe "with valid parameters" do
      
      before(:each) do
        post :create, :post => { :title => 'Cool' }
      end

      it "should be redirected" do
        response.should be_redirect
      end
      
      it "should redirect to the created post" do
        response.should redirect_to(post_url(1))
      end
      
    end
    
    describe "with invalid parameters" do
      
      before(:each) do
        post :create, :post => {}
      end

      it "should not be redirected" do
        response.should_not be_redirect
      end
      
      it "should render template 'new'" do
        response.should render_template("new")
        response.should have_tag("h1")
      end
      
    end
    
  end

end