tawasuyu/taffy

1#[test]
2fn grid_align_items_baseline() {
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            display: taffy::style::Display::Grid,
10            size: taffy::geometry::Size {
11                width: taffy::style::Dimension::Points(50f32),
12                height: taffy::style::Dimension::Points(50f32),
13            },
14            ..Default::default()
15        })
16        .unwrap();
17    let node1 = taffy
18        .new_leaf(taffy::style::Style {
19            display: taffy::style::Display::Grid,
20            size: taffy::geometry::Size {
21                width: taffy::style::Dimension::Points(50f32),
22                height: taffy::style::Dimension::Points(20f32),
23            },
24            ..Default::default()
25        })
26        .unwrap();
27    let node = taffy
28        .new_with_children(
29            taffy::style::Style {
30                display: taffy::style::Display::Grid,
31                align_items: Some(taffy::style::AlignItems::Baseline),
32                size: taffy::geometry::Size {
33                    width: taffy::style::Dimension::Points(100f32),
34                    height: taffy::style::Dimension::Points(100f32),
35                },
36                ..Default::default()
37            },
38            &[node0, node1],
39        )
40        .unwrap();
41    taffy.compute_layout(node, taffy::geometry::Size::MAX_CONTENT).unwrap();
42    println!("\nComputed tree:");
43    taffy::debug::print_tree(&taffy, node);
44    println!();
45    let Layout { size, location, .. } = taffy.layout(node).unwrap();
46    assert_eq!(size.width, 100f32, "width of node {:?}. Expected {}. Actual {}", node.data(), 100f32, size.width);
47    assert_eq!(size.height, 100f32, "height of node {:?}. Expected {}. Actual {}", node.data(), 100f32, size.height);
48    assert_eq!(location.x, 0f32, "x of node {:?}. Expected {}. Actual {}", node.data(), 0f32, location.x);
49    assert_eq!(location.y, 0f32, "y of node {:?}. Expected {}. Actual {}", node.data(), 0f32, location.y);
50    let Layout { size, location, .. } = taffy.layout(node0).unwrap();
51    assert_eq!(size.width, 50f32, "width of node {:?}. Expected {}. Actual {}", node0.data(), 50f32, size.width);
52    assert_eq!(size.height, 50f32, "height of node {:?}. Expected {}. Actual {}", node0.data(), 50f32, size.height);
53    assert_eq!(location.x, 0f32, "x of node {:?}. Expected {}. Actual {}", node0.data(), 0f32, location.x);
54    assert_eq!(location.y, 0f32, "y of node {:?}. Expected {}. Actual {}", node0.data(), 0f32, location.y);
55    let Layout { size, location, .. } = taffy.layout(node1).unwrap();
56    assert_eq!(size.width, 50f32, "width of node {:?}. Expected {}. Actual {}", node1.data(), 50f32, size.width);
57    assert_eq!(size.height, 20f32, "height of node {:?}. Expected {}. Actual {}", node1.data(), 20f32, size.height);
58    assert_eq!(location.x, 0f32, "x of node {:?}. Expected {}. Actual {}", node1.data(), 0f32, location.x);
59    assert_eq!(location.y, 65f32, "y of node {:?}. Expected {}. Actual {}", node1.data(), 65f32, location.y);
60}