:white_check_mark: chore(njord): add test for reference counting gc
:white_check_mark: chore(njord): add test for reference counting gc

ASMlover/study,ASMlover/study,ASMlover/study,ASMlover/study,ASMlover/study,ASMlover/study,ASMlover/study,ASMlover/study,ASMlover/study