Hide section when no tagged services

app/controllers/content_items_controller.rb

@@ -71,7 +71,7 @@ def load_taxonomy_navigation
       services = Supergroups::Services.new(taxon_ids)
 
       @taxonomy_navigation = {
-        services: services.all_services,
+        services: (services.all_services if services.any_services?),
       }
 
       @tagged_taxons = taxons.map do |taxon|

app/presenters/supergroups/services.rb

@@ -14,6 +14,10 @@ def all_services
       }
     end
 
+    def any_services?
+      @content.any?
+    end
+
     def tagged_content
       items = @content.drop(promoted_content_count)
       format_document_data(items)

test/integration/content_pages_navigation_test.rb

@@ -74,6 +74,17 @@ class ContentPagesNavigationTest < ActionDispatch::IntegrationTest
     assert page.has_css?('.gem-c-document-list__item a[data-track-label="/government/publications/meals"]', text: 'Free school meals form')
   end
 
+  test "does not show the Services section if there is no tagged content" do
+    stub_empty_rummager
+    setup_variant_b
+
+    taxons = SINGLE_TAXON
+
+    setup_and_visit_content_item_with_taxons('guide', taxons)
+
+    refute page.has_css?('h3', text: "Services")
+  end
+
   def setup_variant_a
     ContentItemsController.any_instance.stubs(:show_new_navigation?).returns(false)
   end

test/support/content_pages_nav_test_helper.rb

@@ -21,6 +21,20 @@ def stub_rummager
     )
   end
 
+  def stub_empty_rummager
+    results = []
+
+    stub_any_rummager_search.to_return(
+      body: {
+        "results": results,
+        "total": 1,
+        "start": 0,
+        "aggregates": {},
+        "suggested_queries": []
+      }.to_json
+    )
+  end
+
   SINGLE_TAXON = [
     {
       "base_path" => "/education/becoming-an-apprentice",