rspec: card - step 3: calculate price

venshop_app/spec/requests/card_pages_spec.rb

@@ -351,6 +351,18 @@ describe "CardPages" do
       end
 
       describe "calculate price" do
+        let(:amount) { 1 }
+        it do
+          total = 0
+          Product.all.each do |product|
+            should have_xpath("//div[@id='cart-quantity-#{product.id}'][text()='#{amount}']")
+            should have_selector("#cart-unit-price-#{product.id}", text: ActionController::Base.helpers.number_with_delimiter(product.price))
+            should have_selector("#cart-total-price-#{product.id}", text: ActionController::Base.helpers.number_with_delimiter(product.price * amount))
+            total += product.price
+          end
+
+          should have_selector('#card-must-paid', text: ActionController::Base.helpers.number_with_delimiter(total))
+        end
       end
     end
   end