Products controller test

spec/controllers/products_controller_spec.rb

@@ -1,17 +1,40 @@
+# from_barcode_products POST     /products/barcode(.:format)                 products#from_barcode
+#              products GET      /products(.:format)                         products#index
+#                       POST     /products(.:format)                         products#create
+#           new_product GET      /products/new(.:format)                     products#new
+#          edit_product GET      /products/:id/edit(.:format)                products#edit
+#               product PATCH    /products/:id(.:format)                     products#update
+#                       PUT      /products/:id(.:format)                     products#update
+#
+
 describe ProductsController, type: :controller do
   before :each do
     @admin = create :admin
     sign_in @admin
   end
 
+  #########
+  #  NEW  #
+  #########
+
   describe 'GET new' do
     it 'should render the form' do
       get :new
       expect(response).to render_template(:new)
       expect(response).to have_http_status(200)
     end
+
+    it 'should initialize a new product' do
+      get :new
+      expect(assigns(:product).class).to eq(Product)
+      expect(assigns(:product)).to_not be_persisted
+    end
   end
 
+  ##########
+  #  POST  #
+  ##########
+
   describe 'POST create' do
     context 'successfull' do
       it 'should create a product' do
@@ -40,6 +63,10 @@ describe ProductsController, type: :controller do
     end
   end
 
+  ###########
+  #  INDEX  #
+  ###########
+
   describe 'GET index' do
     it 'should load all the products' do
       product = create :product
@@ -48,6 +75,10 @@ describe ProductsController, type: :controller do
     end
   end
 
+  ##########
+  #  EDIT  #
+  ##########
+
   describe 'GET edit' do
     before :each do
       @product = create :product
@@ -65,6 +96,10 @@ describe ProductsController, type: :controller do
     end
   end
 
+  ############
+  #  UPDATE  #
+  ############
+
   describe 'PUT update' do
     before :each do
       @product = create :product
@@ -75,12 +110,31 @@ describe ProductsController, type: :controller do
       expect(assigns :product).to eq(@product)
     end
 
+    context 'successful' do
+      it 'should update attributes' do
+        put :update, id: @product, product: { name: "new_product_name" }
+        expect(@product.reload.name).to eq("new_product_name")
+      end
+    end
+
     context 'failed' do
       it 'should not update attributes' do
-        old_attributes = @product.reload.attributes
+        old_attributes = @product.attributes
         put :update, id: @product, product: attributes_for(:invalid_product)
         expect(@product.reload.attributes).to eq(old_attributes)
       end
     end
   end
+
+  ##################
+  #  FROM_BARCODE  #
+  ##################
+
+  describe 'POST from_barcode' do
+    it 'should return a product when barcode in database' do
+      product = create :product
+      post :from_barcode, barcode: product.barcode
+      expect(JSON.parse(response.body)["id"]).to eq(product.id)
+    end
+  end
 end