Create post resource with initial tests

This commit also adds support for factory_girl * Add the factory_girl gem * Use factory_girl with rSpec * Create post factory * Write and satisfy initial tests on post
mrDoktar · May 11, 2010 · a10ebfc · a10ebfc
1 parent a7bace9
commit a10ebfc
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diff --git a/Gemfile b/Gemfile
@@ -8,5 +8,6 @@ gem 'sqlite3-ruby', :require => 'sqlite3'
 
 group :test do
   gem "rspec-rails", ">= 2.0.0.beta.8"
+  gem 'factory_girl', :git => 'git://github.com/thoughtbot/factory_girl.git', :branch => 'rails3'
 end
 
diff --git a/app/controllers/posts_controller.rb b/app/controllers/posts_controller.rb
@@ -0,0 +1,2 @@
+class PostsController < ApplicationController
+end
diff --git a/app/helpers/posts_helper.rb b/app/helpers/posts_helper.rb
@@ -0,0 +1,2 @@
+module PostsHelper
+end
diff --git a/app/models/post.rb b/app/models/post.rb
@@ -0,0 +1,8 @@
+class Post < ActiveRecord::Base
+
+  validates_presence_of :title, :body
+
+  scope :published, where("published_on <= ?", Date.today)
+  scope :unpublished, where("published_on > ?", Date.today)
+  scope :latest, published.order("published_on desc")
+end
diff --git a/config/routes.rb b/config/routes.rb
@@ -1,4 +1,6 @@
 BlogIn15::Application.routes.draw do |map|
+  resources :posts
+
   # The priority is based upon order of creation:
   # first created -> highest priority.
 

diff --git a/db/migrate/20100511083729_create_posts.rb b/db/migrate/20100511083729_create_posts.rb
@@ -0,0 +1,13 @@
+class CreatePosts < ActiveRecord::Migration
+  def self.up
+    create_table :posts do |t|
+      t.string :title
+      t.text :body
+      t.date :published_on
+    end
+  end
+
+  def self.down
+    drop_table :posts
+  end
+end
diff --git a/db/schema.rb b/db/schema.rb
@@ -0,0 +1,20 @@
+# This file is auto-generated from the current state of the database. Instead of editing this file, 
+# please use the migrations feature of Active Record to incrementally modify your database, and
+# then regenerate this schema definition.
+#
+# Note that this schema.rb definition is the authoritative source for your database schema. If you need
+# to create the application database on another system, you should be using db:schema:load, not running
+# all the migrations from scratch. The latter is a flawed and unsustainable approach (the more migrations
+# you'll amass, the slower it'll run and the greater likelihood for issues).
+#
+# It's strongly recommended to check this file into your version control system.
+
+ActiveRecord::Schema.define(:version => 20100511083729) do
+
+  create_table "posts", :force => true do |t|
+    t.string "title"
+    t.text   "body"
+    t.date   "published_on"
+  end
+
+end
diff --git a/spec/controllers/posts_controller_spec.rb b/spec/controllers/posts_controller_spec.rb
@@ -0,0 +1,5 @@
+require 'spec_helper'
+
+describe PostsController do
+
+end
diff --git a/spec/factories.rb b/spec/factories.rb
@@ -0,0 +1,5 @@
+Factory.define :post do |p|
+  p.title         "A title"
+  p.body          "An body"
+  p.published_on  Date.today
+end
diff --git a/spec/models/post_spec.rb b/spec/models/post_spec.rb
@@ -0,0 +1,43 @@
+require 'spec_helper'
+
+describe Post do
+
+  before do
+    @valid_attributes = {
+      :title => "My blog title",
+      :body => "Some content",
+      :published_on => Date.today
+    }
+  end
+
+  it "should require a title" do
+    Post.new(@valid_attributes.except(:title)).should_not be_valid
+  end
+
+  it "should require a body" do
+    Post.new(@valid_attributes.except(:body)).should_not be_valid
+  end
+
+  describe "calling scopes" do
+    before do
+      @post1 = Factory :post, :published_on => 2.days.ago
+      @post2 = Factory :post, :published_on => Date.today
+      @post3 = Factory :post, :published_on => 2.days.from_now
+    end
+
+    it "should return published posts" do
+      Post.published.should have(2).posts
+    end
+
+    it "should return unpublished posts" do
+      Post.unpublished.first.should eql(@post3)
+    end
+
+    it "should return the latest posts sorted by published date" do
+      posts = Post.latest
+      posts.first.should eql(@post2)
+      posts.last.should eql(@post1)
+    end
+
+  end
+end
diff --git a/spec/spec_helper.rb b/spec/spec_helper.rb
@@ -3,6 +3,7 @@
 ENV["RAILS_ENV"] ||= 'test'
 require File.dirname(__FILE__) + "/../config/environment" unless defined?(Rails)
 require 'rspec/rails'
+require 'factory_girl'
 
 # Requires supporting files with custom matchers and macros, etc,
 # in ./support/ and its subdirectories.
Original file line number	Diff line number	Diff line change
		@@ -0,0 +1,2 @@
		class PostsController < ApplicationController
		end