Function getset

src/attr.rs:384–412

()

#[test]
fn getset() {
    let mut a = Attributes::new();
    assert!(a.set_quality(0, 101).is_err());
    assert!(a.set_quality(50, 49).is_err());
    assert!(a.feedback_loop_trials(1000) > 0);

    let (max_mse, target_mse, aim_perfect) = a.target_mse(10000);
    assert!(aim_perfect);
    assert!(target_mse < 0.0001);
    assert_eq!(max_mse, None);

    a.set_speed(5).unwrap();
    assert_eq!(5, a.speed());
    assert!(a.set_speed(99).is_err());
    assert!(a.set_speed(0).is_err());

    a.set_max_colors(5).unwrap();
    assert_eq!(5, a.max_colors());
    assert!(a.set_max_colors(0).is_err());

    a.set_min_posterization(2).unwrap();
    assert_eq!(2, a.min_posterization());
    assert_eq!(2, a.posterize_bits());
    assert!(a.set_min_posterization(8).is_err());

    let mut a = Attributes::new();
    a.set_speed(10).unwrap();
    assert_eq!(1, a.posterize_bits());
}