def test_remove_non_existing_job_dont_withdraw_from_active_jobs(
task_state: TaskState, job_from_task: Job):
task_state.remove(job_from_task)
assert task_state.count_active() == 0
def test_add_then_remove_results_in_0_active(task_state: TaskState,
job_from_task: Job):
task_state.add(job_from_task)
task_state.remove(job_from_task)
assert task_state.count_active() == 0