Added label filter tests

spec/features/issues/filter_issues_spec.rb

@@ -76,6 +76,28 @@ describe 'Filter issues', feature: true do
     end
   end
 
+  describe 'Filter issues for label from issues#index', js: true do
+    before do
+      visit namespace_project_issues_path(project.namespace, project)
+      find('.js-label-select').click
+    end
+
+    it 'should filter by any label' do
+      find('.dropdown-menu-labels a', text: 'Any Label').click
+      expect(find('.js-label-select .dropdown-toggle-text')).to have_content('Label')
+    end
+
+    it 'should filter by no label' do
+      find('.dropdown-menu-labels a', text: 'No Label').click
+      expect(find('.js-label-select .dropdown-toggle-text')).to have_content('No Label')
+    end
+
+    it 'should filter by no label' do
+      find('.dropdown-menu-labels a', text: label.title).click
+      expect(find('.js-label-select .dropdown-toggle-text')).to have_content(label.title)
+    end
+  end
+
   describe 'Filter issues for assignee and label from issues#index' do
 
     before do