def METHOD_NAME(self):
    time = Time()
    time.set_control_vars(
        initial_time=2, final_time=23, saveper=0.75, time_step=0.25)
    assert time() == 2
    assert time.initial_time() == 2
    assert time.final_time() == 23
    assert time.time_step() == 0.25
    assert time.saveper() == 0.75
    time.set_control_vars(
        initial_time=6)
    assert time() == 6
    assert time.initial_time() == 6
    assert time.final_time() == 23
    assert time.time_step() == 0.25
    assert time.saveper() == 0.75
    time.set_control_vars(
        final_time=50, saveper=4, time_step=1)
    assert time() == 6
    assert time.initial_time() == 6
    assert time.final_time() == 50
    assert time.time_step() == 1
    assert time.saveper() == 4