Only show Contribution Analytics tab when feature available

app/views/layouts/nav/_group.html.haml

@@ -24,10 +24,11 @@
       = link_to group_group_members_path(@group), title: 'Members' do
         %span
           Members
-    = nav_link(path: 'analytics#show') do
-      = link_to group_analytics_path(@group), title: 'Contribution Analytics', data: {placement: 'right'} do
-        %span
-          Contribution Analytics
+    - if @group.feature_available?(:contribution_analytics)
+      = nav_link(path: 'analytics#show') do
+        = link_to group_analytics_path(@group), title: 'Contribution Analytics', data: {placement: 'right'} do
+          %span
+            Contribution Analytics
     - if current_user && can?(current_user, :admin_group, @group)
       = nav_link(path: %w[groups#projects groups#edit ldap_group_links#index hooks#index audit_events#index pipeline_quota#index]) do
         = link_to edit_group_path(@group), title: 'Settings' do

spec/views/layouts/nav/ee/_group.html.haml_spec.rb

+require 'spec_helper'
+
+describe 'layouts/nav/_group' do
+  before do
+    assign(:group, create(:group))
+  end
+
+  describe 'contribution analytics tab' do
+    it 'is not visible when there is no valid license' do
+      stub_licensed_features(contribution_analytics: false)
+
+      render
+
+      expect(rendered).not_to have_text 'Contribution Analytics'
+    end
+
+    it 'is not visible when there is no valid license' do
+      stub_licensed_features(contribution_analytics: true)
+
+      render
+
+      expect(rendered).to have_text 'Contribution Analytics'
+    end
+  end
+end