Added tests for blog_controller and fixed a path

app/controllers/blog_controller.rb

@@ -10,13 +10,13 @@ def show
   end
 
   def admin
-    redirect_to blog_index unless current_user.blog_poster
+    redirect_to blog_index_path unless current_user.blog_poster
     @post = BlogPost.new
     @posts = BlogPost.all.reverse
   end
 
   def create
-    redirect_to blog_index unless current_user.blog_poster
+    redirect_to blog_index_path and return unless current_user.blog_poster
     @post = BlogPost.create(params[:blog_post])
     redirect_to admin_blog_index_path, :notice => "Blog Post created!"
   end

spec/controllers/blog_controller_spec.rb

@@ -1,5 +1,104 @@
 require 'spec_helper'
 
 describe BlogController do
+  let(:blog_post)         { Fabricate(:blog_post) }
+  let(:another_blog_post) { Fabricate(:another_blog_post) }
 
+  describe('#index') do
+    it "gets index successfully" do
+      get :index
+      response.should be_successful
+    end
+
+    describe("handles posts by") do
+      before(:each) do
+        blog_post
+        another_blog_post
+        get :index
+        @posts = assigns(:posts)
+      end
+      it "fetching posts" do
+        @posts.size.should == 2
+      end
+      it "sorting them in reverse order" do
+        @posts.first.content[0].should > @posts.last.content[0]
+      end
+    end
+  end
+
+  describe "#show" do
+    before(:each) do
+      blog_post
+      get :show, id: blog_post
+    end
+    it { response.should be_successful }
+    it { assigns(:post).should == blog_post }
+  end
+
+  describe "#admin" do
+    context "when user is not signed in" do
+      before(:each) do
+        get :create
+      end
+      #TODO Should it not use signin_path?
+      it { response.should redirect_to(new_user_session_path) }
+    end
+
+    context "when user is not an blog_poster" do
+      before(:each) do
+        blog_post
+        get :admin
+      end
+      it { response.should be_redirect }
+      it { assigns(:post).should be_nil }
+      it { assigns(:posts).should be_nil }
+    end
+    context "when user is a blog_poster" do
+      before(:each) do
+        sign_in Fabricate(:user, blog_poster: true)
+        blog_post
+        get :admin
+      end
+      it { response.should be_successful }
+      it { assigns(:post).should be_a_new(BlogPost) }
+      it { assigns(:posts).size.should == 1 }
+    end
+  end
+
+  describe "#create" do
+    context "when user is not signed in" do
+      before(:each) do
+        get :create
+      end
+      #TODO Should it not use signin_path?
+      it { response.should redirect_to(new_user_session_path) }
+    end
+
+    context "when user is not an blog_poster" do
+      before(:each) do
+        sign_in Fabricate(:user)
+        get :create
+      end
+
+      it { response.should redirect_to(blog_index_path) }
+
+      it { assigns(:post).should be_nil }
+    end
+
+    context "when user is a blog_poster" do
+      before(:each) do
+        sign_in Fabricate(:user, blog_poster: true)
+      end
+
+      it "redirects to admin_blog_index_path when user is blog_poster" do
+        post :create
+        response.should redirect_to(admin_blog_index_path)
+      end
+
+      it "creates a new blogpost" do
+        ->{ post :create, blog_post: Fabricate.build(:blog_post).attributes }
+        .should change(BlogPost, :count).by(1)
+      end
+    end
+  end
 end

spec/fabricators/blog_post_fabricator.rb

@@ -2,3 +2,8 @@
   content "Hello, world"
   title "Title"
 end
+
+Fabricator(:another_blog_post, from: :blog_post) do
+  content "World, Hello"
+  title "Eltit"
+end