tawasuyu/taffy

1#[test]
2fn flex_row_relative_all_sides() {
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 { width: taffy::style::Dimension::Points(40f32), height: auto() },
10            inset: taffy::geometry::Rect {
11                left: taffy::style::LengthPercentageAuto::Points(10f32),
12                right: taffy::style::LengthPercentageAuto::Points(10f32),
13                top: taffy::style::LengthPercentageAuto::Points(10f32),
14                bottom: taffy::style::LengthPercentageAuto::Points(10f32),
15            },
16            ..Default::default()
17        })
18        .unwrap();
19    let node = taffy
20        .new_with_children(
21            taffy::style::Style {
22                size: taffy::geometry::Size {
23                    width: taffy::style::Dimension::Points(100f32),
24                    height: taffy::style::Dimension::Points(100f32),
25                },
26                ..Default::default()
27            },
28            &[node0],
29        )
30        .unwrap();
31    taffy.compute_layout(node, taffy::geometry::Size::MAX_CONTENT).unwrap();
32    println!("\nComputed tree:");
33    taffy::debug::print_tree(&taffy, node);
34    println!();
35    let Layout { size, location, .. } = taffy.layout(node).unwrap();
36    assert_eq!(size.width, 100f32, "width of node {:?}. Expected {}. Actual {}", node.data(), 100f32, size.width);
37    assert_eq!(size.height, 100f32, "height of node {:?}. Expected {}. Actual {}", node.data(), 100f32, size.height);
38    assert_eq!(location.x, 0f32, "x of node {:?}. Expected {}. Actual {}", node.data(), 0f32, location.x);
39    assert_eq!(location.y, 0f32, "y of node {:?}. Expected {}. Actual {}", node.data(), 0f32, location.y);
40    let Layout { size, location, .. } = taffy.layout(node0).unwrap();
41    assert_eq!(size.width, 40f32, "width of node {:?}. Expected {}. Actual {}", node0.data(), 40f32, size.width);
42    assert_eq!(size.height, 100f32, "height of node {:?}. Expected {}. Actual {}", node0.data(), 100f32, size.height);
43    assert_eq!(location.x, 10f32, "x of node {:?}. Expected {}. Actual {}", node0.data(), 10f32, location.x);
44    assert_eq!(location.y, 10f32, "y of node {:?}. Expected {}. Actual {}", node0.data(), 10f32, location.y);
45}