'It\'s possible to unmount and then remount an attached volume.'

def test_remount(self):

    mountpoint = mountroot_for_test(self).child('mount-test')
    scenario = self._run_success_test(mountpoint)
    check_call(['umount', mountpoint.path])
    self.successResultOf(run_state_change(scenario.state_change(), scenario.deployer, InMemoryStatePersister()))
