def test_after_fork_clears_mailbox_pool(self): amqp = Mock(name='amqp') self.app.amqp = amqp closed_pool = Mock(name='closed pool') amqp.producer_pool = closed_pool assert closed_pool is self.app.control.mailbox.producer_pool self.app.control._after_fork() new_pool = Mock(name='new pool') amqp.producer_pool = new_pool assert new_pool is self.app.control.mailbox.producer_pool