gistfile1.txt

Failures:

  1) PostsController POST create with valid params creates a new Post
     Failure/Error: expect {
       count should have been changed by 1, but was changed by 0
     # ./spec/controllers/posts_controller_spec.rb:47:in `block (4 levels) in <top (required)>'

  2) PostsController POST create with valid params assigns a newly created post as @post
     Failure/Error: assigns(:post).should be_persisted
       expected persisted? to return true, got false
     # ./spec/controllers/posts_controller_spec.rb:55:in `block (4 levels) in <top (required)>'

  3) PostsController POST create with valid params redirects to the created post
     Failure/Error: response.should redirect_to(Post.last)
       Expected response to be a <redirect>, but was <200>
     # ./spec/controllers/posts_controller_spec.rb:60:in `block (4 levels) in <top (required)>'

Finished in 0.47945 seconds
16 examples, 3 failures

posts_controller.rb

class PostsController < ApplicationController
  before_action :set_post, only: [:show, :edit, :update, :destroy]
  respond_with :html, :json

  # GET /posts
  # GET /posts.json
  def index
    @posts = Post.all
  end

  # GET /posts/1
  # GET /posts/1.json
  def show
  end

  # GET /posts/new
  def new
    @post = Post.new
  end

  # GET /posts/1/edit
  def edit
  end

  # POST /posts
  # POST /posts.json
  def create
    @post = Post.new(post_params)
    
    if @post.save
      respond_with @post
    else
      respond_to do |format|
        format.html { render 'new' }
        format.json { render json: @post.errors, status: 422 }
      end
    end
  end

  # PATCH/PUT /posts/1
  # PATCH/PUT /posts/1.json
  def update
    respond_to do |format|
      if @post.update(post_params)
        format.html { redirect_to @post, notice: 'Post was successfully updated.' }
        format.json { head :no_content }
      else
        format.html { render action: 'edit' }
        format.json { render json: @post.errors, status: :unprocessable_entity }
      end
    end
  end

  # DELETE /posts/1
  # DELETE /posts/1.json
  def destroy
    @post.destroy
    respond_to do |format|
      format.html { redirect_to posts_url }
      format.json { head :no_content }
    end
  end

  private
    # Use callbacks to share common setup or constraints between actions.
    def set_post
      @post = Post.find(params[:id])
    end

    # Never trust parameters from the scary internet, only allow the white list through.
  def post_params
      params[:post].permit(:name, :description, :url, :bucket_id)
    end
end

posts_controller_spec.rb

require 'spec_helper'

describe PostsController do

  let(:bucket) do 
    FactoryGirl.create(:bucket, name: 'My Bucket') 
  end
  let(:valid_attributes) do  
    FactoryGirl.attributes_for(:post, bucket: bucket)  
  end
  let(:valid_session) { {} }

  describe "GET index" do
    it "assigns all posts as @posts" do
      post = Post.create! valid_attributes
      get :index, {}, valid_session
      assigns(:posts).should eq([post])
    end
  end

  describe "GET show" do
    it "assigns the requested post as @post" do
      post = Post.create! valid_attributes
      get :show, {:id => post.to_param}, valid_session
      assigns(:post).should eq(post)
    end
  end

  describe "GET new" do
    it "assigns a new post as @post" do
      get :new, {}, valid_session
      assigns(:post).should be_a_new(Post)
    end
  end

  describe "GET edit" do
    it "assigns the requested post as @post" do
      post = Post.create! valid_attributes
      get :edit, {:id => post.to_param}, valid_session
      assigns(:post).should eq(post)
    end
  end

  describe "POST create" do
    describe "with valid params" do
      it "creates a new Post" do
        expect {
          post :create, {:post => valid_attributes}, valid_session
        }.to change(Post, :count).by(1)
      end

      it "assigns a newly created post as @post" do
        post :create, {:post => valid_attributes}, valid_session
        assigns(:post).should be_a(Post)
        assigns(:post).should be_persisted
      end

      it "redirects to the created post" do
        post :create, {:post => valid_attributes}, valid_session
        response.should redirect_to(Post.last)
      end
    end

    describe "with invalid params" do
      it "assigns a newly created but unsaved post as @post" do
        # Trigger the behavior that occurs when invalid params are submitted
        Post.any_instance.stub(:save).and_return(false)
        post :create, {:post => {  }}, valid_session
        assigns(:post).should be_a_new(Post)
      end

      it "re-renders the 'new' template" do
        # Trigger the behavior that occurs when invalid params are submitted
        Post.any_instance.stub(:save).and_return(false)
        post :create, {:post => {  }}, valid_session
        response.should render_template("new")
      end
    end
  end

  describe "PUT update" do
    describe "with valid params" do
      it "updates the requested post" do
        post = Post.create! valid_attributes
        # Assuming there are no other posts in the database, this
        # specifies that the Post created on the previous line
        # receives the :update_attributes message with whatever params are
        # submitted in the request.
        Post.any_instance.should_receive(:update).with({ "name" => "updated" })
        put :update, {:id => post.to_param, :post => { "name" => "updated" }}, valid_session
      end

      it "assigns the requested post as @post" do
        post = Post.create! valid_attributes
        put :update, {:id => post.to_param, :post => valid_attributes}, valid_session
        assigns(:post).should eq(post)
      end

      it "redirects to the post" do
        post = Post.create! valid_attributes
        put :update, {:id => post.to_param, :post => valid_attributes}, valid_session
        response.should redirect_to(post)
      end
    end

    describe "with invalid params" do
      it "assigns the post as @post" do
        post = Post.create! valid_attributes
        # Trigger the behavior that occurs when invalid params are submitted
        Post.any_instance.stub(:save).and_return(false)
        put :update, {:id => post.to_param, :post => {  }}, valid_session
        assigns(:post).should eq(post)
      end

      it "re-renders the 'edit' template" do
        post = Post.create! valid_attributes
        # Trigger the behavior that occurs when invalid params are submitted
        Post.any_instance.stub(:save).and_return(false)
        put :update, {:id => post.to_param, :post => {  }}, valid_session
        response.should render_template("edit")
      end
    end
  end

  describe "DELETE destroy" do
    it "destroys the requested post" do
      post = Post.create! valid_attributes
      expect {
        delete :destroy, {:id => post.to_param}, valid_session
      }.to change(Post, :count).by(-1)
    end

    it "redirects to the posts list" do
      post = Post.create! valid_attributes
      delete :destroy, {:id => post.to_param}, valid_session
      response.should redirect_to(posts_url)
    end
  end

end