tests/supervisor_test:
tests/supervisor_test:

Added tests for the task revocation part of `cleanup_after_job`.


Former-commit-id: db843dfff521ed4315e586bcc5ac237fcccd9225 [formerly 79c6447dc55759ec1ec7216fea86d13258865049] [formerly 79c6447dc55759ec1ec7216fea86d13258865049 [formerly f370509f69a392d05aab48f71d0ac41074dd1f1f]]
Former-commit-id: 74f35b847c00a004f370c56708c1b47a9df9bf7d
Former-commit-id: cbc6aa2887b92ba30b2e654156db524592d1a0bb
gem/oq-engine,gem/oq-engine,gem/oq-engine,gem/oq-engine,gem/oq-engine