1 files changed, 89 insertions, 0 deletions
diff --git a/spec/services/projects/container_repository/third_party/delete_tags_service_spec.rb b/spec/services/projects/container_repository/third_party/delete_tags_service_spec.rb
new file mode 100644
index 00000000000..7fc963949eb
--- /dev/null
+++ b/spec/services/projects/container_repository/third_party/delete_tags_service_spec.rb
@@ -0,0 +1,89 @@
+# frozen_string_literal: true
+
+require 'spec_helper'
+
+RSpec.describe Projects::ContainerRepository::ThirdParty::DeleteTagsService do
+  include_context 'container repository delete tags service shared context'
+
+  let(:service) { described_class.new(repository, tags) }
+
+  describe '#execute' do
+    let(:tags) { %w[A Ba] }
+
+    subject { service.execute }
+
+    context 'with tags to delete' do
+      it 'deletes the tags by name' do
+        stub_upload('sha256:4435000728ee66e6a80e55637fc22725c256b61de344a2ecdeaac6bdb36e8bc3')
+
+        tags.each { |tag| stub_put_manifest_request(tag) }
+
+        expect_delete_tag_by_digest('sha256:dummy')
+
+        is_expected.to eq(status: :success, deleted: tags)
+      end
+
+      it 'succeeds when tag delete returns 404' do
+        stub_upload('sha256:4435000728ee66e6a80e55637fc22725c256b61de344a2ecdeaac6bdb36e8bc3')
+
+        stub_put_manifest_request('A')
+        stub_put_manifest_request('Ba')
+
+        stub_request(:delete, "http://registry.gitlab/v2/#{repository.path}/manifests/sha256:dummy")
+          .to_return(status: 404, body: '', headers: {})
+
+        is_expected.to eq(status: :success, deleted: tags)
+      end
+
+      context 'with failures' do
+        context 'when the dummy manifest generation fails' do
+          before do
+            stub_upload('sha256:4435000728ee66e6a80e55637fc22725c256b61de344a2ecdeaac6bdb36e8bc3', success: false)
+          end
+
+          it { is_expected.to eq(status: :error, message: 'could not generate manifest') }
+        end
+
+        context 'when updating tags fails' do
+          before do
+            stub_upload('sha256:4435000728ee66e6a80e55637fc22725c256b61de344a2ecdeaac6bdb36e8bc3')
+
+            stub_request(:delete, "http://registry.gitlab/v2/#{repository.path}/manifests/sha256:4435000728ee66e6a80e55637fc22725c256b61de344a2ecdeaac6bdb36e8bc3")
+              .to_return(status: 200, body: '', headers: {})
+          end
+
+          context 'all tag updates fail' do
+            before do
+              stub_put_manifest_request('A', 500, {})
+              stub_put_manifest_request('Ba', 500, {})
+            end
+
+            it { is_expected.to eq(status: :error, message: 'could not delete tags') }
+          end
+
+          context 'a single tag update fails' do
+            before do
+              stub_put_manifest_request('A')
+              stub_put_manifest_request('Ba', 500, {})
+
+              stub_request(:delete, "http://registry.gitlab/v2/#{repository.path}/manifests/sha256:dummy")
+                .to_return(status: 404, body: '', headers: {})
+            end
+
+            it { is_expected.to eq(status: :success, deleted: ['A']) }
+          end
+        end
+      end
+    end
+
+    context 'with empty tags' do
+      let_it_be(:tags) { [] }
+
+      it 'does not remove anything' do
+        expect_any_instance_of(ContainerRegistry::Client).not_to receive(:delete_repository_tag_by_name)
+
+        is_expected.to eq(status: :success, deleted: [])
+      end
+    end
+  end
+end