Add more workouts functionality and tests

app/views/workouts/_form.html.erb

@@ -1,4 +1,11 @@
 <%= form_for @workout do |f| %>
+  <% if @workout.errors.any? %>
+  <ul>
+    <% @workout.errors.full_messages.each do |message| %>
+      <li><%= message %></li>
+    <% end %>
+  </ul>
+  <% end %>
   <%= f.label :date %>
   <%= f.text_field :date %>
   <%= f.submit nil %>

app/views/workouts/index.html.erb

@@ -1,8 +1,12 @@
+<%= link_to 'Create', new_workout_path %>
+
 <ul>
   <% @workouts.each do |workout| %>
   <li id="workout_<%= workout.id %>">
-    <%= link_to workout.date, workout %> [ 
+    <%= link_to workout.date, workout %> [
     <%= link_to 'Edit', edit_workout_path(workout) %> |
+    <%= link_to 'Delete', workout_path(workout),
+                data: { confirm: 'Are you sure?' }, :method => :delete %>
     ]
   </li>
   <% end %>

app/views/workouts/new.html.erb

@@ -0,0 +1 @@
+<%= render :partial => 'form' %>