Resolve "No UI element to edit group label"

app/views/shared/_label.html.haml

@@ -21,8 +21,9 @@
           = sprite_icon('star-o')
         %button.label-action.remove-priority.btn.btn-transparent.has-tooltip{ title: _('Remove priority'), type: 'button', data: { placement: 'top' }, aria_label: _('Deprioritize label') }
           = sprite_icon('star')
+    - if can?(current_user, :admin_label, label)
       %li.inline
-        = link_to edit_label_path(label), class: 'btn btn-transparent label-action', aria_label: 'Edit label' do
+        = link_to edit_label_path(label), class: 'btn btn-transparent label-action edit', aria_label: 'Edit label' do
           = sprite_icon('pencil')
     %li.inline
       .dropdown
@@ -42,6 +43,7 @@
                           container: 'body',
                           toggle: 'modal' } }
                   = _('Promote to group label')
+            - if can?(current_user, :admin_label, label)
               %li
                 %span{ data: { toggle: 'modal', target: "#modal-delete-label-#{label.id}" } }
                   %button.text-danger.remove-row{ type: 'button' }= _('Delete')

spec/features/groups/labels/index_spec.rb

+require 'spec_helper'
+
+feature 'Group labels' do
+  let(:user)  { create(:user) }
+  let(:group) { create(:group) }
+  let!(:label) { create(:group_label, group: group) }
+
+  background do
+    group.add_owner(user)
+    sign_in(user)
+    visit group_labels_path(group)
+  end
+
+  scenario 'label has edit button', :js do
+    expect(page).to have_selector('.label-action.edit')
+  end
+end