tawasuyu/taffy

1#[test]
2fn grid_percent_item_inside_stretch_item() {
3    #[allow(unused_imports)]
4    use taffy::{prelude::*, tree::Layout, Taffy};
5    let mut taffy: Taffy<crate::TextMeasure> = Taffy::new();
6    let node00 = taffy
7        .new_leaf(taffy::style::Style {
8            display: taffy::style::Display::Grid,
9            size: taffy::geometry::Size { width: taffy::style::Dimension::Percent(0.5f32), height: auto() },
10            ..Default::default()
11        })
12        .unwrap();
13    let node0 = taffy
14        .new_with_children(
15            taffy::style::Style { display: taffy::style::Display::Grid, ..Default::default() },
16            &[node00],
17        )
18        .unwrap();
19    let node = taffy
20        .new_with_children(
21            taffy::style::Style {
22                display: taffy::style::Display::Grid,
23                size: taffy::geometry::Size {
24                    width: taffy::style::Dimension::Length(100f32),
25                    height: taffy::style::Dimension::Length(100f32),
26                },
27                ..Default::default()
28            },
29            &[node0],
30        )
31        .unwrap();
32    taffy.compute_layout_with_measure(node, taffy::geometry::Size::MAX_CONTENT, crate::test_measure_function).unwrap();
33    println!("\nComputed tree:");
34    taffy.print_tree(node);
35    println!();
36    let Layout { size, location, .. } = taffy.layout(node).unwrap();
37    assert_eq!(size.width, 100f32, "width of node {:?}. Expected {}. Actual {}", node, 100f32, size.width);
38    assert_eq!(size.height, 100f32, "height of node {:?}. Expected {}. Actual {}", node, 100f32, size.height);
39    assert_eq!(location.x, 0f32, "x of node {:?}. Expected {}. Actual {}", node, 0f32, location.x);
40    assert_eq!(location.y, 0f32, "y of node {:?}. Expected {}. Actual {}", node, 0f32, location.y);
41    let Layout { size, location, .. } = taffy.layout(node0).unwrap();
42    assert_eq!(size.width, 100f32, "width of node {:?}. Expected {}. Actual {}", node0, 100f32, size.width);
43    assert_eq!(size.height, 100f32, "height of node {:?}. Expected {}. Actual {}", node0, 100f32, size.height);
44    assert_eq!(location.x, 0f32, "x of node {:?}. Expected {}. Actual {}", node0, 0f32, location.x);
45    assert_eq!(location.y, 0f32, "y of node {:?}. Expected {}. Actual {}", node0, 0f32, location.y);
46    let Layout { size, location, .. } = taffy.layout(node00).unwrap();
47    assert_eq!(size.width, 50f32, "width of node {:?}. Expected {}. Actual {}", node00, 50f32, size.width);
48    assert_eq!(size.height, 100f32, "height of node {:?}. Expected {}. Actual {}", node00, 100f32, size.height);
49    assert_eq!(location.x, 0f32, "x of node {:?}. Expected {}. Actual {}", node00, 0f32, location.x);
50    assert_eq!(location.y, 0f32, "y of node {:?}. Expected {}. Actual {}", node00, 0f32, location.y);
51}