Merge pull request #168 from jalena-penaligon/25-users-must-login-to-…

…checkout

User Story 25: Users Must Login or Register to Checkout

app/views/carts/show.html.erb

@@ -1,3 +1,10 @@
+<% if session[:cart] != nil && current_user == nil %>
+  <section id="login-message">
+    You must <%= link_to 'login', login_path %> or
+    <%= link_to 'register', register_path %> to checkout.
+  </section>
+<% end %>
+
 <% if session[:cart] != nil %>
   <% @cart.contents.each do |id| %>
     <section id="item-<%= id[0].to_i %>">

app/views/layouts/application.html.erb

@@ -43,7 +43,7 @@
     </nav>
 
     <% flash.each do |type, message| %>
-      <p><%= message %></p>
+      <p class="flash"><%= message %></p>
     <% end %>
 
     <%= yield %>

spec/features/cart/cart_spec.rb

@@ -139,7 +139,7 @@
           visit cart_path
 
           click_link "Add One"
-          
+
           expect(page).to have_content("Quantity: 2")
         end
       end
@@ -163,5 +163,30 @@
         end
       end
     end
+
+    describe 'as a visitor' do
+      describe 'if I have items in my cart' do
+        it 'displays a message, with links, that you need to login or register' do
+          item_1 = create(:item, id: 1, current_price: 3.0)
+
+          visit item_path(item_1)
+          click_link "Add to Cart"
+
+          visit cart_path
+
+          within "#login-message" do
+            expect(page).to have_content("You must login or register to checkout.")
+
+            click_link "login"
+            expect(current_path).to eq(login_path)
+
+            visit cart_path
+
+            click_link "register"
+            expect(current_path).to eq(register_path)
+          end
+        end
+      end
+    end
   end
 end