tawasuyu/taffy

1#[test]
2fn absolute_aspect_ratio_width_overrides_inset() {
3    use slotmap::Key;
4    #[allow(unused_imports)]
5    use taffy::{layout::Layout, prelude::*};
6    let mut taffy = taffy::Taffy::new();
7    let node0 = taffy
8        .new_leaf(taffy::style::Style {
9            position: taffy::style::Position::Absolute,
10            size: taffy::geometry::Size { width: taffy::style::Dimension::Percent(0.4f32), height: auto() },
11            aspect_ratio: Some(3f32),
12            inset: taffy::geometry::Rect {
13                left: taffy::style::LengthPercentageAuto::Percent(0.1f32),
14                right: taffy::style::LengthPercentageAuto::Percent(0.1f32),
15                top: taffy::style::LengthPercentageAuto::Percent(0.05f32),
16                bottom: auto(),
17            },
18            ..Default::default()
19        })
20        .unwrap();
21    let node = taffy
22        .new_with_children(
23            taffy::style::Style {
24                display: taffy::style::Display::Flex,
25                size: taffy::geometry::Size {
26                    width: taffy::style::Dimension::Points(400f32),
27                    height: taffy::style::Dimension::Points(300f32),
28                },
29                ..Default::default()
30            },
31            &[node0],
32        )
33        .unwrap();
34    taffy.compute_layout(node, taffy::geometry::Size::MAX_CONTENT).unwrap();
35    println!("\nComputed tree:");
36    taffy::debug::print_tree(&taffy, node);
37    println!();
38    let Layout { size, location, .. } = taffy.layout(node).unwrap();
39    assert_eq!(size.width, 400f32, "width of node {:?}. Expected {}. Actual {}", node.data(), 400f32, size.width);
40    assert_eq!(size.height, 300f32, "height of node {:?}. Expected {}. Actual {}", node.data(), 300f32, size.height);
41    assert_eq!(location.x, 0f32, "x of node {:?}. Expected {}. Actual {}", node.data(), 0f32, location.x);
42    assert_eq!(location.y, 0f32, "y of node {:?}. Expected {}. Actual {}", node.data(), 0f32, location.y);
43    let Layout { size, location, .. } = taffy.layout(node0).unwrap();
44    assert_eq!(size.width, 160f32, "width of node {:?}. Expected {}. Actual {}", node0.data(), 160f32, size.width);
45    assert_eq!(size.height, 53f32, "height of node {:?}. Expected {}. Actual {}", node0.data(), 53f32, size.height);
46    assert_eq!(location.x, 40f32, "x of node {:?}. Expected {}. Actual {}", node0.data(), 40f32, location.x);
47    assert_eq!(location.y, 15f32, "y of node {:?}. Expected {}. Actual {}", node0.data(), 15f32, location.y);
48}