Merge pull request #2757 from AlchemyCMS/backport/7.0-stable/pr-2735

[7.0] Fix tags view for missing taggables

app/assets/stylesheets/alchemy/labels.scss

@@ -1,6 +1,3 @@
 .label {
-  @include label-base(
-    $margin: $default-margin/2 0,
-    $padding: $default-padding 2*$default-padding $default-padding
-  );
+  @include label-base($margin: 0, $padding: 0 2 * $default-padding);
 }

app/views/alchemy/admin/tags/_tag.html.erb

@@ -1,8 +1,12 @@
 <tr class="<%= cycle('even', 'odd') %>">
   <td class="icon"><%= render_icon :tag %></td>
   <td class="name"><%= tag.name %></td>
-  <td class="count">
-    <%= tag.taggings.collect(&:taggable).collect { |t| t.class.model_name.human }.uniq.join(', ') %>
+  <td>
+    <% tag.taggings.collect(&:taggable).compact.uniq.each do |taggable| %>
+      <span class="label">
+        <%= taggable.class.model_name.human %>
+      </span>
+    <% end %>
   </td>
   <td class="count"><%= tag.taggings.count %></td>
   <td class="tools">

spec/controllers/alchemy/admin/tags_controller_spec.rb

@@ -10,10 +10,26 @@ module Admin
       before { authorize_user(:as_admin) }
 
       describe "#index" do
+        render_views
+
+        let!(:picture) { create(:alchemy_picture, tag_list: "Foo,Bar") }
+
         it "renders index template" do
           get :index
           expect(response).to be_successful
         end
+
+        context "with taggable missing" do
+          before do
+            picture.thumbs.destroy_all
+            picture.delete
+          end
+
+          it "does not raise error" do
+            get :index
+            expect(response).to be_successful
+          end
+        end
       end
 
       describe "#create" do