Show head image tags with avatar url

app/helpers/page_layout_helper.rb

@@ -57,7 +57,10 @@ module PageLayoutHelper
 
     subject = @project || @user || @group
 
-    image = subject.avatar_url if subject.present?
+    args = {}
+    args[:only_path] = false if Feature.enabled?(:avatar_with_host)
+
+    image = subject.avatar_url(args) if subject.present?
     image || default
   end
 

config/feature_flags/development/avatar_with_host.yml

+---
+name: avatar_with_host
+introduced_by_url: https://gitlab.com/gitlab-org/gitlab/-/merge_requests/45776
+rollout_issue_url:
+type: development
+group: group::editor
+default_enabled: false

spec/helpers/page_layout_helper_spec.rb

@@ -56,19 +56,24 @@ RSpec.describe PageLayoutHelper do
     end
 
     %w(project user group).each do |type|
+      let(:object) { build(type, trait) }
+      let(:trait) { :with_avatar }
+
       context "with @#{type} assigned" do
-        it "uses #{type.titlecase} avatar if available" do
-          object = double(avatar_url: 'http://example.com/uploads/-/system/avatar.png')
+        before do
           assign(type, object)
+        end
 
-          expect(helper.page_image).to eq object.avatar_url
+        it "uses #{type.titlecase} avatar full url" do
+          expect(helper.page_image).to eq object.avatar_url(only_path: false)
         end
 
-        it 'falls back to the default when avatar_url is nil' do
-          object = double(avatar_url: nil)
-          assign(type, object)
+        context 'when avatar_url is nil' do
+          let(:trait) { nil }
 
-          expect(helper.page_image).to match_asset_path 'assets/gitlab_logo.png'
+          it 'falls back to the default when avatar_url is nil' do
+            expect(helper.page_image).to match_asset_path 'assets/gitlab_logo.png'
+          end
         end
       end
 
@@ -77,6 +82,16 @@ RSpec.describe PageLayoutHelper do
           expect(helper.page_image).to match_asset_path 'assets/gitlab_logo.png'
         end
       end
+
+      context 'if avatar_with_host is disabled' do
+        it "#{type.titlecase} does not generate avatar full url" do
+          stub_feature_flags(avatar_with_host: false)
+
+          assign(type, object)
+
+          expect(helper.page_image).to eq object.avatar_url(only_path: true)
+        end
+      end
     end
   end