tawasuyu/taffy

1#[test]
2fn bevy_issue_7976_3_level() {
3    use slotmap::Key;
4    #[allow(unused_imports)]
5    use taffy::{layout::Layout, prelude::*};
6    let mut taffy = taffy::Taffy::new();
7    let node00 = taffy
8        .new_leaf(taffy::style::Style {
9            size: taffy::geometry::Size {
10                width: taffy::style::Dimension::Percent(1f32),
11                height: taffy::style::Dimension::Percent(1f32),
12            },
13            padding: taffy::geometry::Rect {
14                left: taffy::style::LengthPercentage::Points(5f32),
15                right: taffy::style::LengthPercentage::Points(5f32),
16                top: taffy::style::LengthPercentage::Points(5f32),
17                bottom: taffy::style::LengthPercentage::Points(5f32),
18            },
19            ..Default::default()
20        })
21        .unwrap();
22    let node0 = taffy
23        .new_with_children(
24            taffy::style::Style {
25                min_size: taffy::geometry::Size {
26                    width: taffy::style::Dimension::Points(40f32),
27                    height: taffy::style::Dimension::Points(40f32),
28                },
29                margin: taffy::geometry::Rect {
30                    left: taffy::style::LengthPercentageAuto::Points(5f32),
31                    right: taffy::style::LengthPercentageAuto::Points(5f32),
32                    top: taffy::style::LengthPercentageAuto::Points(5f32),
33                    bottom: taffy::style::LengthPercentageAuto::Points(5f32),
34                },
35                padding: taffy::geometry::Rect {
36                    left: taffy::style::LengthPercentage::Points(5f32),
37                    right: taffy::style::LengthPercentage::Points(5f32),
38                    top: taffy::style::LengthPercentage::Points(5f32),
39                    bottom: taffy::style::LengthPercentage::Points(5f32),
40                },
41                ..Default::default()
42            },
43            &[node00],
44        )
45        .unwrap();
46    let node = taffy
47        .new_with_children(
48            taffy::style::Style {
49                align_content: Some(taffy::style::AlignContent::Start),
50                size: taffy::geometry::Size {
51                    width: taffy::style::Dimension::Points(200f32),
52                    height: taffy::style::Dimension::Points(200f32),
53                },
54                ..Default::default()
55            },
56            &[node0],
57        )
58        .unwrap();
59    taffy.compute_layout(node, taffy::geometry::Size::MAX_CONTENT).unwrap();
60    println!("\nComputed tree:");
61    taffy::debug::print_tree(&taffy, node);
62    println!();
63    let Layout { size, location, .. } = taffy.layout(node).unwrap();
64    assert_eq!(size.width, 200f32, "width of node {:?}. Expected {}. Actual {}", node.data(), 200f32, size.width);
65    assert_eq!(size.height, 200f32, "height of node {:?}. Expected {}. Actual {}", node.data(), 200f32, size.height);
66    assert_eq!(location.x, 0f32, "x of node {:?}. Expected {}. Actual {}", node.data(), 0f32, location.x);
67    assert_eq!(location.y, 0f32, "y of node {:?}. Expected {}. Actual {}", node.data(), 0f32, location.y);
68    let Layout { size, location, .. } = taffy.layout(node0).unwrap();
69    assert_eq!(size.width, 40f32, "width of node {:?}. Expected {}. Actual {}", node0.data(), 40f32, size.width);
70    assert_eq!(size.height, 190f32, "height of node {:?}. Expected {}. Actual {}", node0.data(), 190f32, size.height);
71    assert_eq!(location.x, 5f32, "x of node {:?}. Expected {}. Actual {}", node0.data(), 5f32, location.x);
72    assert_eq!(location.y, 5f32, "y of node {:?}. Expected {}. Actual {}", node0.data(), 5f32, location.y);
73    let Layout { size, location, .. } = taffy.layout(node00).unwrap();
74    assert_eq!(size.width, 30f32, "width of node {:?}. Expected {}. Actual {}", node00.data(), 30f32, size.width);
75    assert_eq!(size.height, 180f32, "height of node {:?}. Expected {}. Actual {}", node00.data(), 180f32, size.height);
76    assert_eq!(location.x, 5f32, "x of node {:?}. Expected {}. Actual {}", node00.data(), 5f32, location.x);
77    assert_eq!(location.y, 5f32, "y of node {:?}. Expected {}. Actual {}", node00.data(), 5f32, location.y);
78}