def METHOD_NAME(self):
    lvsubsystem = lvmlib.LVSubsystem(mock.Mock(), mock.Mock())
    lvsubsystem.add_volume_group('vg')
    exec_result = lvsubsystem.fake_lvcreate(
        "someprog -n name --inactive -L 100 vg".split(), '')
    lv, = lvsubsystem.get_logical_volumes_with_name('name')
    self.assertFalse(lv.active)