posts_controller.rb

class MyAccount::PostsController < ApplicationController
  before_filter :login_required
  
  def index
    @posts = current_user.posts.paginate :page => params[:page], :order => 'created_at DESC'
  end
  
  def toggle_visibility
    @post = current_user.posts.find params[:id]
    @post.toggle!(:visible)
    respond_to do |format|
      format.html { redirect_to my_account_posts_url(:page => params[:page]) }
      format.js {}
    end
  end  
end

posts_controller_spec.rb

require File.dirname(__FILE__) + '/../../spec_helper'
  
describe MyAccount::PostsController do
  describe "handling GET /my_account/posts" do
    before do
      stub_account
      stub_current_user
      @post = mock_model(Post)
      @posts = stub("posts", :paginate => [@post])
      @user.stub!(:posts).and_return @posts
    end
    
    def do_get
      get :index
    end
    
    it "should be successful for an authenticated user" do
      do_get
      response.should be_success
    end
    
    it "should redirect to login page for a non-authenticated user" do
      controller.stub!(:current_user).and_return nil
      do_get
      response.should redirect_to(login_url)
    end
    
    it "should paginate posts" do
      @user.posts.should_receive(:paginate).and_return [@post]
      do_get
    end
    
    it "should find posts" do
      @user.should_receive(:posts).and_return @posts
      do_get
    end
    
    it "should redirect to the about page if an account can't be found" do
      User.stub!(:find_by_subdomain).and_return nil
      do_get
      response.should redirect_to(about_path)
    end 
  end
  
  describe "handling GET /my_account/posts/:id/toggle_visibility" do
    before do
      stub_account
      stub_current_user
      @post = mock_model(Post)
      @posts = stub("posts", :find => @post)
      @user.stub!(:posts).and_return @posts
      @post.stub!(:toggle!)
    end
    
    def do_get
      get :toggle_visibility, :id => @post.id
    end
    
    it "should redirect to login page for a non-authenticated user" do
      controller.stub!(:current_user).and_return nil
      do_get
      response.should redirect_to(login_url)
    end
        
    it "should redirect to the about page if an account can't be found" do
      User.stub!(:find_by_subdomain).and_return nil
      do_get
      response.should redirect_to(about_path)
    end 
    
    # fails when all tests are run
    # ArgumentError in 'MyAccount::PostsController handling GET /my_account/posts/:id/toggle_visibility should find a post'
    # wrong number of arguments (0 for 1)
    # /umlatte/projects/isfeasting/app/controllers/my_account/posts_controller.rb:13:in `js'
    # /umlatte/projects/isfeasting/app/controllers/my_account/posts_controller.rb:13:in `toggle_visibility'
    it "should find a post" do
      @user.posts.should_receive(:find).and_return(@post)
      do_get
    end
    
    # fails when all tests are run
    it "should toggle the posts visibility" do
      @post.should_receive(:toggle!)
      do_get
    end
    
    describe "with javascript" do
      def do_get
        get :toggle_visibility, :id => @post.id, :format => 'js'
      end
      
      # fails when all tests are run
      it "should be successful" do
        do_get
        response.should be_success
      end
      
      # fails when all tests are run
      it "should render the toggle_visibility.js.erb template" do
        do_get
        response.should render_template('toggle_visibility')
      end
    end
    
    describe "without javascript" do
      # fails when all tests are run
      it "should redirect to the list of posts" do
        do_get
        response.should redirect_to(my_account_posts_path)
      end
    end
  end
end