Merge remote-tracking branch 'upstream/master' into 27377-preload-pipeline-entity27377-preload-pipeline-entity

* upstream/master: (2534 commits)
  Update VERSION to 9.3.0-pre
  Update CHANGELOG.md for 9.2.0
  removes unnecessary redundacy in usage ping doc
  Respect the typo as rubocop said
  Add a test to ensure this works on MySQL
  Change pipelines schedules help page path
  change domain to hostname in usage ping doc
  Fixes broken MySQL migration for retried
  Show password field mask while editing service settings
  Add notes for supported schedulers and cloud providers
  Move environment monitoring to environments doc
  Add docs for change of Cache/Artifact restore order"
  Avoid resource intensive login checks if password is not provided
  Change translation for 'coding' by 'desarrollo' for Spanish
  Add to docs: issues multiple assignees
  rename "Add emoji" and "Award emoji" to "Add reaction" where appropriate
  Add project and group notification settings info
  32570 Fix border-bottom for project activity tab
  Add users endpoint to frontend API class
  Rename users on mysql
  ...

1 files changed, 91 insertions, 0 deletions

diff --git a/spec/support/services/migrate_to_ghost_user_service_shared_examples.rb b/spec/support/services/migrate_to_ghost_user_service_shared_examples.rb
new file mode 100644
index 00000000000..dcc562c684b
--- /dev/null
+++ b/spec/support/services/migrate_to_ghost_user_service_shared_examples.rb
@@ -0,0 +1,91 @@
+require "spec_helper"
+
+shared_examples "migrating a deleted user's associated records to the ghost user" do |record_class|
+  record_class_name = record_class.to_s.titleize.downcase
+
+  let(:project) { create(:project) }
+
+  before do
+    project.add_developer(user)
+  end
+
+  context "for a #{record_class_name} the user has created" do
+    let!(:record) { created_record }
+
+    it "does not delete the #{record_class_name}" do
+      service.execute
+
+      expect(record_class.find_by_id(record.id)).to be_present
+    end
+
+    it "migrates the #{record_class_name} so that the 'Ghost User' is the #{record_class_name} owner" do
+      service.execute
+
+      migrated_record = record_class.find_by_id(record.id)
+
+      if migrated_record.respond_to?(:author)
+        expect(migrated_record.author).to eq(User.ghost)
+      else
+        expect(migrated_record.send(author_alias)).to eq(User.ghost)
+      end
+    end
+
+    it "blocks the user before migrating #{record_class_name}s to the 'Ghost User'" do
+      service.execute
+
+      expect(user).to be_blocked
+    end
+
+    context "race conditions" do
+      context "when #{record_class_name} migration fails and is rolled back" do
+        before do
+          expect_any_instance_of(record_class::ActiveRecord_Associations_CollectionProxy)
+            .to receive(:update_all).and_raise(ActiveRecord::Rollback)
+        end
+
+        it 'rolls back the user block' do
+          service.execute
+
+          expect(user.reload).not_to be_blocked
+        end
+
+        it "doesn't unblock an previously-blocked user" do
+          user.block
+
+          service.execute
+
+          expect(user.reload).to be_blocked
+        end
+      end
+
+      context "when #{record_class_name} migration fails with a non-rollback exception" do
+        before do
+          expect_any_instance_of(record_class::ActiveRecord_Associations_CollectionProxy)
+            .to receive(:update_all).and_raise(ArgumentError)
+        end
+
+        it 'rolls back the user block' do
+          service.execute rescue nil
+
+          expect(user.reload).not_to be_blocked
+        end
+
+        it "doesn't unblock an previously-blocked user" do
+          user.block
+
+          service.execute rescue nil
+
+          expect(user.reload).to be_blocked
+        end
+      end
+
+      it "blocks the user before #{record_class_name} migration begins" do
+        expect(service).to receive("migrate_#{record_class_name.parameterize('_')}s".to_sym) do
+          expect(user.reload).to be_blocked
+        end
+
+        service.execute
+      end
+    end
+  end
+end