From 1cd098e291367cebc52e5a09f3e2e6fb7646de4e Mon Sep 17 00:00:00 2001
From: mo khan <mo@mokhan.ca>
Date: Fri, 21 Nov 2014 16:57:33 -0700
Subject: add specs for categories controller.

---
 app/controllers/api/v2/categories_controller.rb    |  2 +-
 app/views/api/v2/categories/index.json.jbuilder    |  3 +++
 config/routes.rb                                   |  2 +-
 .../api/v2/categories_controller_spec.rb           | 26 ++++++++++++++++++++++
 4 files changed, 31 insertions(+), 2 deletions(-)
 create mode 100644 app/views/api/v2/categories/index.json.jbuilder
 create mode 100644 spec/controllers/api/v2/categories_controller_spec.rb

diff --git a/app/controllers/api/v2/categories_controller.rb b/app/controllers/api/v2/categories_controller.rb
index 86454855..365544b6 100644
--- a/app/controllers/api/v2/categories_controller.rb
+++ b/app/controllers/api/v2/categories_controller.rb
@@ -2,7 +2,7 @@ module Api
   module V2
     class CategoriesController < ApplicationController
       def show
-        @category = Category.find(params[:id])
+        @category = @categories.find(params[:id])
       end
     end
   end
diff --git a/app/views/api/v2/categories/index.json.jbuilder b/app/views/api/v2/categories/index.json.jbuilder
new file mode 100644
index 00000000..4cec0c2e
--- /dev/null
+++ b/app/views/api/v2/categories/index.json.jbuilder
@@ -0,0 +1,3 @@
+json.categories @categories do |category|
+  json.partial! category, category: category
+end
diff --git a/config/routes.rb b/config/routes.rb
index 2891b953..28506416 100644
--- a/config/routes.rb
+++ b/config/routes.rb
@@ -71,7 +71,7 @@ Cake::Application.routes.draw do
       resources :cakes, only: [:index, :show]
       resources :photos, only: [:index, :show]
       resources :users, only: [:show]
-      resources :categories, only: [:show]
+      resources :categories, only: [:index, :show]
     end
   end
 
diff --git a/spec/controllers/api/v2/categories_controller_spec.rb b/spec/controllers/api/v2/categories_controller_spec.rb
new file mode 100644
index 00000000..5a913145
--- /dev/null
+++ b/spec/controllers/api/v2/categories_controller_spec.rb
@@ -0,0 +1,26 @@
+require 'rails_helper'
+
+module Api
+  module V2
+    describe CategoriesController do
+      describe "#index" do
+        let!(:category) { create(:category) }
+
+        it 'loads all the categories' do
+          xhr :get, :index
+          expect(assigns(:categories)).to match_array([category])
+        end
+      end
+
+      describe "#show" do
+        let!(:other_category) { create(:category) }
+        let!(:category) { create(:category) }
+
+        it 'loads the specified category' do
+          xhr :get, :show, id: category.id
+          expect(assigns(:category)).to eql(category)
+        end
+      end
+    end
+  end
+end
-- 
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