tawasuyu/taffy

1#[test]
2fn align_self_center_undefined_max_height() {
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            size: taffy::geometry::Size {
10                width: taffy::style::Dimension::Points(240f32),
11                height: taffy::style::Dimension::Points(44f32),
12            },
13            ..Default::default()
14        })
15        .unwrap();
16    let node1 = taffy
17        .new_leaf(taffy::style::Style {
18            align_self: Some(taffy::style::AlignSelf::Center),
19            size: taffy::geometry::Size {
20                width: taffy::style::Dimension::Points(40f32),
21                height: taffy::style::Dimension::Points(56f32),
22            },
23            ..Default::default()
24        })
25        .unwrap();
26    let node = taffy
27        .new_with_children(
28            taffy::style::Style {
29                size: taffy::geometry::Size { width: taffy::style::Dimension::Points(280f32), height: auto() },
30                min_size: taffy::geometry::Size { width: auto(), height: taffy::style::Dimension::Points(52f32) },
31                ..Default::default()
32            },
33            &[node0, node1],
34        )
35        .unwrap();
36    taffy.compute_layout(node, taffy::geometry::Size::MAX_CONTENT).unwrap();
37    println!("\nComputed tree:");
38    taffy::debug::print_tree(&taffy, node);
39    println!();
40    let Layout { size, location, .. } = taffy.layout(node).unwrap();
41    assert_eq!(size.width, 280f32, "width of node {:?}. Expected {}. Actual {}", node.data(), 280f32, size.width);
42    assert_eq!(size.height, 56f32, "height of node {:?}. Expected {}. Actual {}", node.data(), 56f32, size.height);
43    assert_eq!(location.x, 0f32, "x of node {:?}. Expected {}. Actual {}", node.data(), 0f32, location.x);
44    assert_eq!(location.y, 0f32, "y of node {:?}. Expected {}. Actual {}", node.data(), 0f32, location.y);
45    let Layout { size, location, .. } = taffy.layout(node0).unwrap();
46    assert_eq!(size.width, 240f32, "width of node {:?}. Expected {}. Actual {}", node0.data(), 240f32, size.width);
47    assert_eq!(size.height, 44f32, "height of node {:?}. Expected {}. Actual {}", node0.data(), 44f32, size.height);
48    assert_eq!(location.x, 0f32, "x of node {:?}. Expected {}. Actual {}", node0.data(), 0f32, location.x);
49    assert_eq!(location.y, 0f32, "y of node {:?}. Expected {}. Actual {}", node0.data(), 0f32, location.y);
50    let Layout { size, location, .. } = taffy.layout(node1).unwrap();
51    assert_eq!(size.width, 40f32, "width of node {:?}. Expected {}. Actual {}", node1.data(), 40f32, size.width);
52    assert_eq!(size.height, 56f32, "height of node {:?}. Expected {}. Actual {}", node1.data(), 56f32, size.height);
53    assert_eq!(location.x, 240f32, "x of node {:?}. Expected {}. Actual {}", node1.data(), 240f32, location.x);
54    assert_eq!(location.y, 0f32, "y of node {:?}. Expected {}. Actual {}", node1.data(), 0f32, location.y);
55}