tawasuyu/taffy

1#[test]
2fn grid_percent_items_nested_inside_stretch_alignment() {
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            display: taffy::style::Display::Grid,
10            padding: taffy::geometry::Rect {
11                left: zero(),
12                right: zero(),
13                top: taffy::style::LengthPercentage::Percent(0.2f32),
14                bottom: zero(),
15            },
16            ..Default::default()
17        })
18        .unwrap();
19    let node0 = taffy
20        .new_with_children(
21            taffy::style::Style { display: taffy::style::Display::Grid, ..Default::default() },
22            &[node00],
23        )
24        .unwrap();
25    let node = taffy
26        .new_with_children(
27            taffy::style::Style {
28                display: taffy::style::Display::Grid,
29                size: taffy::geometry::Size { width: taffy::style::Dimension::Points(200f32), height: auto() },
30                ..Default::default()
31            },
32            &[node0],
33        )
34        .unwrap();
35    taffy.compute_layout(node, taffy::geometry::Size::MAX_CONTENT).unwrap();
36    println!("\nComputed tree:");
37    taffy::debug::print_tree(&taffy, node);
38    println!();
39    let Layout { size, location, .. } = taffy.layout(node).unwrap();
40    assert_eq!(size.width, 200f32, "width of node {:?}. Expected {}. Actual {}", node.data(), 200f32, size.width);
41    assert_eq!(size.height, 40f32, "height of node {:?}. Expected {}. Actual {}", node.data(), 40f32, size.height);
42    assert_eq!(location.x, 0f32, "x of node {:?}. Expected {}. Actual {}", node.data(), 0f32, location.x);
43    assert_eq!(location.y, 0f32, "y of node {:?}. Expected {}. Actual {}", node.data(), 0f32, location.y);
44    let Layout { size, location, .. } = taffy.layout(node0).unwrap();
45    assert_eq!(size.width, 200f32, "width of node {:?}. Expected {}. Actual {}", node0.data(), 200f32, size.width);
46    assert_eq!(size.height, 40f32, "height of node {:?}. Expected {}. Actual {}", node0.data(), 40f32, size.height);
47    assert_eq!(location.x, 0f32, "x of node {:?}. Expected {}. Actual {}", node0.data(), 0f32, location.x);
48    assert_eq!(location.y, 0f32, "y of node {:?}. Expected {}. Actual {}", node0.data(), 0f32, location.y);
49    let Layout { size, location, .. } = taffy.layout(node00).unwrap();
50    assert_eq!(size.width, 200f32, "width of node {:?}. Expected {}. Actual {}", node00.data(), 200f32, size.width);
51    assert_eq!(size.height, 40f32, "height of node {:?}. Expected {}. Actual {}", node00.data(), 40f32, size.height);
52    assert_eq!(location.x, 0f32, "x of node {:?}. Expected {}. Actual {}", node00.data(), 0f32, location.x);
53    assert_eq!(location.y, 0f32, "y of node {:?}. Expected {}. Actual {}", node00.data(), 0f32, location.y);
54}