tawasuyu/taffy

1#[test]
2fn grid_basic_implicit_tracks() {
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.new_leaf(taffy::style::Style { ..Default::default() }).unwrap();
8    let node1 = taffy
9        .new_leaf(taffy::style::Style {
10            size: taffy::geometry::Size {
11                width: taffy::style::Dimension::Points(35f32),
12                height: taffy::style::Dimension::Points(35f32),
13            },
14            ..Default::default()
15        })
16        .unwrap();
17    let node = taffy
18        .new_with_children(
19            taffy::style::Style {
20                display: taffy::style::Display::Grid,
21                grid_template_rows: vec![points(40f32)],
22                grid_template_columns: vec![points(40f32)],
23                ..Default::default()
24            },
25            &[node0, node1],
26        )
27        .unwrap();
28    taffy.compute_layout(node, taffy::geometry::Size::MAX_CONTENT).unwrap();
29    println!("\nComputed tree:");
30    taffy::debug::print_tree(&taffy, node);
31    println!();
32    let Layout { size, location, .. } = taffy.layout(node).unwrap();
33    assert_eq!(size.width, 40f32, "width of node {:?}. Expected {}. Actual {}", node.data(), 40f32, size.width);
34    assert_eq!(size.height, 75f32, "height of node {:?}. Expected {}. Actual {}", node.data(), 75f32, size.height);
35    assert_eq!(location.x, 0f32, "x of node {:?}. Expected {}. Actual {}", node.data(), 0f32, location.x);
36    assert_eq!(location.y, 0f32, "y of node {:?}. Expected {}. Actual {}", node.data(), 0f32, location.y);
37    let Layout { size, location, .. } = taffy.layout(node0).unwrap();
38    assert_eq!(size.width, 40f32, "width of node {:?}. Expected {}. Actual {}", node0.data(), 40f32, size.width);
39    assert_eq!(size.height, 40f32, "height of node {:?}. Expected {}. Actual {}", node0.data(), 40f32, size.height);
40    assert_eq!(location.x, 0f32, "x of node {:?}. Expected {}. Actual {}", node0.data(), 0f32, location.x);
41    assert_eq!(location.y, 0f32, "y of node {:?}. Expected {}. Actual {}", node0.data(), 0f32, location.y);
42    let Layout { size, location, .. } = taffy.layout(node1).unwrap();
43    assert_eq!(size.width, 35f32, "width of node {:?}. Expected {}. Actual {}", node1.data(), 35f32, size.width);
44    assert_eq!(size.height, 35f32, "height of node {:?}. Expected {}. Actual {}", node1.data(), 35f32, size.height);
45    assert_eq!(location.x, 0f32, "x of node {:?}. Expected {}. Actual {}", node1.data(), 0f32, location.x);
46    assert_eq!(location.y, 40f32, "y of node {:?}. Expected {}. Actual {}", node1.data(), 40f32, location.y);
47}