tawasuyu/taffy

1#[test]
2fn grid_auto_takes_precedence_over_fr() {
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.new_leaf(taffy::style::Style { ..Default::default() }).unwrap();
9    let node = taffy
10        .new_with_children(
11            taffy::style::Style {
12                display: taffy::style::Display::Grid,
13                grid_template_rows: vec![points(40f32)],
14                grid_template_columns: vec![auto(), fr(1f32)],
15                size: taffy::geometry::Size {
16                    width: taffy::style::Dimension::Points(200f32),
17                    height: taffy::style::Dimension::Points(200f32),
18                },
19                ..Default::default()
20            },
21            &[node0, node1],
22        )
23        .unwrap();
24    taffy.compute_layout(node, taffy::geometry::Size::MAX_CONTENT).unwrap();
25    println!("\nComputed tree:");
26    taffy::debug::print_tree(&taffy, node);
27    println!();
28    let Layout { size, location, .. } = taffy.layout(node).unwrap();
29    assert_eq!(size.width, 200f32, "width of node {:?}. Expected {}. Actual {}", node.data(), 200f32, size.width);
30    assert_eq!(size.height, 200f32, "height of node {:?}. Expected {}. Actual {}", node.data(), 200f32, size.height);
31    assert_eq!(location.x, 0f32, "x of node {:?}. Expected {}. Actual {}", node.data(), 0f32, location.x);
32    assert_eq!(location.y, 0f32, "y of node {:?}. Expected {}. Actual {}", node.data(), 0f32, location.y);
33    let Layout { size, location, .. } = taffy.layout(node0).unwrap();
34    assert_eq!(size.width, 0f32, "width of node {:?}. Expected {}. Actual {}", node0.data(), 0f32, size.width);
35    assert_eq!(size.height, 40f32, "height of node {:?}. Expected {}. Actual {}", node0.data(), 40f32, size.height);
36    assert_eq!(location.x, 0f32, "x of node {:?}. Expected {}. Actual {}", node0.data(), 0f32, location.x);
37    assert_eq!(location.y, 0f32, "y of node {:?}. Expected {}. Actual {}", node0.data(), 0f32, location.y);
38    let Layout { size, location, .. } = taffy.layout(node1).unwrap();
39    assert_eq!(size.width, 200f32, "width of node {:?}. Expected {}. Actual {}", node1.data(), 200f32, size.width);
40    assert_eq!(size.height, 40f32, "height of node {:?}. Expected {}. Actual {}", node1.data(), 40f32, size.height);
41    assert_eq!(location.x, 0f32, "x of node {:?}. Expected {}. Actual {}", node1.data(), 0f32, location.x);
42    assert_eq!(location.y, 0f32, "y of node {:?}. Expected {}. Actual {}", node1.data(), 0f32, location.y);
43}