Ensure to run unassign issuables worker when not in a transaction

app/services/members/destroy_service.rb

@@ -69,7 +69,7 @@ module Members
     def enqueue_unassign_issuables(member)
       source_type = member.is_a?(GroupMember) ? 'Group' : 'Project'
 
-      member.run_after_commit do
+      member.run_after_commit_or_now do
         MembersDestroyer::UnassignIssuablesWorker.perform_async(member.user_id, member.source_id, source_type)
       end
     end

changelogs/unreleased/run-unassign-issuables-worker-when-out-of-transaction.yml

+---
+title: Ensure to run unassign issuables worker when not in a transaction
+merge_request: 36680
+author:
+type: fixed

spec/services/members/destroy_service_spec.rb

@@ -25,6 +25,7 @@ RSpec.describe Members::DestroyService do
     before do
       type = member.is_a?(GroupMember) ? 'Group' : 'Project'
       expect(TodosDestroyer::EntityLeaveWorker).to receive(:perform_in).with(Todo::WAIT_FOR_DELETE, member.user_id, member.source_id, type)
+      expect(MembersDestroyer::UnassignIssuablesWorker).to receive(:perform_async).with(member.user_id, member.source_id, type) if opts[:unassign_issuables]
     end
 
     it 'destroys the member' do