Added RSpecs and Cucumber Features

Gemfile

@@ -33,7 +33,7 @@ gem 'devise'
 # and rake tasks are available in development mode:
 group :development, :test do
     gem 'rspec-rails'
-#    gem 'cucumber-rails'
+    gem 'cucumber-rails'
     gem 'launchy'
     gem 'capybara'
     gem 'database_cleaner'

Gemfile.lock

@@ -46,6 +46,16 @@ GEM
     childprocess (0.1.8)
       ffi (~> 1.0.6)
     configuration (1.2.0)
+    cucumber (0.10.2)
+      builder (>= 2.1.2)
+      diff-lcs (>= 1.1.2)
+      gherkin (>= 2.3.5)
+      json (>= 1.4.6)
+      term-ansicolor (>= 1.0.5)
+    cucumber-rails (0.4.1)
+      cucumber (>= 0.10.1)
+      nokogiri (>= 1.4.4)
+      rack-test (>= 0.5.7)
     culerity (0.2.15)
     database_cleaner (0.6.7)
     devise (1.2.1)
@@ -65,10 +75,13 @@ GEM
       actionpack (>= 2.3.7)
       activesupport (>= 2.3.7)
       i18n (~> 0.4)
+    gherkin (2.3.7)
+      json (>= 1.4.6)
     i18n (0.5.0)
     jquery-rails (0.2.7)
       rails (~> 3.0)
       thor (~> 0.14.4)
+    json (1.5.1)
     json_pure (1.5.1)
     launchy (0.4.0)
       configuration (>= 0.0.5)
@@ -134,6 +147,7 @@ GEM
       json_pure
       rubyzip
     stringex (1.2.1)
+    term-ansicolor (1.0.5)
     thor (0.14.6)
     treetop (1.4.9)
       polyglot (>= 0.3.1)
@@ -150,6 +164,7 @@ PLATFORMS
 DEPENDENCIES
   bson_ext
   capybara
+  cucumber-rails
   database_cleaner
   devise
   factory_girl_rails

app/controllers/comments_controller.rb

@@ -4,12 +4,16 @@ def create
     begin
       @post = Post.find_by_slug(params[:post_id])
       @comment = @post.comments.new(params[:comment])
-      @comment.save!
-      redirect_to @post, :notice => "Thanks for the comment"
-    rescue Exception => e
-      logger.debug "Comment creation error #{e.inspect}"
-      flash[:alert] = "Please fill in all the data"
-      render 'posts/show'
+
+      begin
+        @comment.save!
+        logger.debug "Comment created successfully"
+        redirect_to @post, :notice => "Thanks for the comment"
+      rescue Exception => e
+        flash[:alert] = "Please fill in all the data"
+        logger.debug "Comment creation error #{e.inspect}"
+        render 'posts/show'
+      end
     end  
   end
 

app/controllers/posts_controller.rb

@@ -49,16 +49,15 @@ def create
     end
     logger.debug "Going to save #{Rails.logger.level} #{@post.title.inspect} #{params[:post]}"
     respond_to do |format|
-      begin
-        @post.safely.save!
-          logger.debug "Saved successfully #{@post.title.inspect}"
-          format.html { redirect_to(@post, :notice => 'Post was successfully created.') }
-          format.xml  { render :xml => @post, :status => :created, :location => @post }
-      rescue Exception => e
-          logger.debug "Could not save #{@post.title.inspect}"
-          flash[:alert] = "Slug cannot be created"
-          format.html { render 'new' }
-          format.xml  { render :xml => @post.errors, :status => :unprocessable_entity }
+      if @post.save_post?
+        logger.debug "Saved successfully #{@post.title.inspect}"
+        format.html { redirect_to(@post, :notice => 'Post was successfully created.') }
+        format.xml  { render :xml => @post, :status => :created, :location => @post }
+      else
+        logger.debug "Could not save #{@post.title.inspect}"
+        flash[:alert] = "Slug cannot be created"
+        format.html { render 'new' }
+        format.xml  { render :xml => @post.errors, :status => :unprocessable_entity }
       end
     end
   end

app/helpers/posts_helper.rb

@@ -1,2 +1,6 @@
 module PostsHelper
+
+  def PostsHelper.generate_slug(title)
+    title.downcase.gsub(/[^[:alnum:]]/,'-').gsub(/-{2,}/,'-')
+  end
 end

app/models/post.rb

@@ -37,13 +37,23 @@ def authors
     end
   end
 
+  def save_post?
+    begin
+      safely.save!
+      true
+    rescue Exception => e
+      false
+    end
+  end
+
   private
   def set_published_on
     self.published_on = DateTime.now
   end
 
   def generate_slug
-    self.slug = self.title.downcase.gsub(/[^[:alnum:]]/,'-').gsub(/-{2,}/,'-')
+    self.slug = PostsHelper.generate_slug(self.title)
+    #self.title.downcase.gsub(/[^[:alnum:]]/,'-').gsub(/-{2,}/,'-')
   end
 
   def generate_tags

app/models/user.rb

@@ -9,4 +9,6 @@ class User
   field :first_name
   field :last_name
   field :nick_name
+
+  validates_presence_of :first_name, :last_name, :nick_name
 end

app/views/comments/_new.html.erb

@@ -1,4 +1,4 @@
-<% form_for [@post,@comment] do |f| %>
+<%= form_for [@post,@comment] do |f| %>
   <% if @comment.errors.any? %>
     <div id="error_explanation">
       <h2><%= pluralize(@comment.errors.count, "error") %> prohibited this post from being saved:</h2>

features/create_comment.feature

@@ -0,0 +1,18 @@
+
+Feature: Create comment
+  As a reader of the blog
+  I want to Open a Post in the Blog
+  And I should be able to fill in my comments for the post
+  So that my Comments for the Post appears in the Blog
+
+  
+  Scenario: Create a Comment
+    Given a blog post with title "Foo Post" and content "Bar Content"
+    When I visit the Blog Post
+    And I fill up Author as "Arun"
+    And I fill up Email as "arun.vydianathan@gmail.com"
+    And I fill up the Content as "Excellent Post"
+    And I submit the Comment
+    Then I should see message "Thanks for the comment"
+    And I should see my Comment appearing in the Post
+

features/create_post.feature

@@ -0,0 +1,24 @@
+
+Feature: Create a Post
+  As a registered user
+  I want to Create a Post in the Blog
+  So that Post appears in the Blog for others to consume
+
+
+  Scenario: Create a Post 
+    Given I am a registered User with name "Arun", email "arun.vydianathan@gmail.com" and password "foobar"
+    And I sign in as "arun.vydianathan@gmail.com/foobar"
+    When I visit Create Post Page
+    And I fill up Title as "Foo Post"
+    And I fill up Content as "Bar Contents for Foo Post"
+    And I publish the Post
+    Then I should see message "Post was successfully created."
+    And I should see post in the index page
+
+  
+  Scenario: Create a Post without sign in
+    Given I have not signed into the system
+    When I visit Create Post Page
+    Then I should be taken to the sign in page
+      
+

features/step_definitions/comment_steps.rb

@@ -0,0 +1,30 @@
+Given /^a blog post with title "([^"]*)" and content "([^"]*)"$/ do |title, content|
+  @post = Post.create!(:title => title, :content => content)
+end
+
+When /^I visit the Blog Post$/ do
+  visit post_path(@post)
+end
+
+When /^I fill up Author as "([^"]*)"$/ do |name|
+  @author = name
+  fill_in "Author", :with => name
+end
+
+When /^I fill up Email as "([^"]*)"$/ do |email|
+  fill_in "Email", :with => email
+end
+
+When /^I fill up the Content as "([^"]*)"$/ do |content|
+  @content = content
+  fill_in "Content", :with => content
+end
+
+When /^I submit the Comment$/ do
+  click_button "Create Comment"
+end
+
+Then /^I should see my Comment appearing in the Post$/ do
+  page.should have_content(@author)
+  page.should have_content(@content)
+end

features/step_definitions/post_steps.rb

@@ -0,0 +1,48 @@
+Given /^I am a registered User with name "([^"]*)", email "([^"]*)" and password "([^"]*)"$/ do |name, email, password|
+  @user = User.create!(:email => email,
+               :password => password,
+               :password_confirmation => password,
+               :first_name => name,
+               :last_name => name,
+               :nick_name => name)
+end
+
+Given /^I sign in as "(.*)\/(.*)"$/ do |email, password|  
+  Given %{I go to the sign in page}
+  And %{I fill in "user_email" with "#{email}"}
+  And %{I fill in "user_password" with "#{password}"}
+  And %{I press "Sign in"}
+end
+
+When /^I visit Create Post Page$/ do
+  visit posts_path
+  click_link 'New Post'  
+end
+
+When /^I fill up Title as "([^"]*)"$/ do |title|
+  @title = title
+  fill_in "Title", :with => title
+end
+
+When /^I fill up Content as "([^"]*)"$/ do |content|
+  fill_in "Content", :with => content
+end
+
+When /^I publish the Post$/ do
+  click_button "Create Post"
+end
+
+Then /^I should see post in the index page$/ do
+  post = Post.find_by_slug(PostsHelper.generate_slug(@title))  
+  page.should have_content(@title)
+  page.should have_content("Comment")
+end
+
+
+Given /^I have not signed into the system$/ do
+  
+end
+
+Then /^I should be taken to the sign in page$/ do
+  page.should have_content("Sign in") 
+end

features/step_definitions/web_steps.rb

@@ -209,3 +209,8 @@ def with_scope(locator)
 Then /^show me the page$/ do
   save_and_open_page
 end
+
+Then /^I should see message "([^"]*)"$/ do |msg|
+  page.should have_content(msg)
+end
+

features/support/env.rb

@@ -32,7 +32,8 @@
 # Remove/comment out the lines below if your app doesn't have a database.
 # For some databases (like MongoDB and CouchDB) you may need to use :truncation instead.
 begin
-  DatabaseCleaner.strategy = :transaction
+  DatabaseCleaner.orm = 'mongoid'
+  DatabaseCleaner.strategy = :truncation
 rescue NameError
   raise "You need to add database_cleaner to your Gemfile (in the :test group) if you wish to use it."
 end

features/support/paths.rb

@@ -11,6 +11,12 @@ def path_to(page_name)
     when /the home\s?page/
       '/'
 
+    when /the sign up page/
+      '/users/sign_up'
+
+    when /the sign in page/
+      '/users/sign_in'      
+
     # Add more mappings here.
     # Here is an example that pulls values out of the Regexp:
     #

spec/controllers/comments_controller_spec.rb

@@ -0,0 +1,39 @@
+require 'spec_helper'
+
+
+describe CommentsController do
+
+  let (:comment) { mock_model(Comment).as_null_object }
+  before(:each) do
+    @post = Factory(:post)
+    @attr = { :author => "Arun", :email => "arun@gmail.com", :content => "Excellent Post!"}
+    Post.stub(:find_by_slug).with("foo-post").and_return(@post)
+    @post.comments.stub(:new).and_return(comment)
+  end
+
+  context "#success" do
+    before(:each) do
+      comment.stub(:save!)
+    end
+
+    it "should create a comment" do
+      comment.should_receive(:save!)
+      post :create , :post_id=>@post.slug,:comment=> @attr
+      flash[:notice].should =~ /thanks for the comment/i
+      response.should redirect_to(post_path(@post))
+    end
+  end
+
+ context "#failure" do
+    before(:each) do
+      comment.stub(:save!).and_raise
+    end
+
+    it "should not create a comment" do
+      comment.should_receive(:save!).and_raise
+      post :create , :post_id=>@post.slug,:comment=> @attr
+      flash[:alert].should =~ /please fill in all the data/i
+      response.should render_template('posts/show')
+    end
+  end
+end