Add missing test example for container repository tags

app/models/container_repository.rb

@@ -43,8 +43,6 @@ class ContainerRepository < ActiveRecord::Base
     ContainerRegistry::Blob.new(self, config)
   end
-  # TODO, specs needed
-  #
   def has_tags?
     tags.to_a.any?
   end

spec/models/container_repository_spec.rb

@@ -57,6 +57,12 @@ describe ContainerRepository do
     it { is_expected.not_to be_empty }
   end
+  describe '#has_tags?' do
+    it 'has tags' do
+      expect(container_repository).to have_tags
+    end
+  end
+
   describe '#delete_tags!' do
     let(:container_repository) do
       create(:container_repository, name: 'my_image',