tawasuyu/taffy

1#[test]
2fn grid_percent_width_and_padding() {
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::Percent(0.5f32), height: auto() },
10            padding: taffy::geometry::Rect {
11                left: taffy::style::LengthPercentage::Percent(0.03f32),
12                right: taffy::style::LengthPercentage::Percent(0.03f32),
13                top: taffy::style::LengthPercentage::Percent(0.03f32),
14                bottom: taffy::style::LengthPercentage::Percent(0.03f32),
15            },
16            ..Default::default()
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 { width: taffy::style::Dimension::Points(200f32), height: auto() },
24                ..Default::default()
25            },
26            &[node0],
27        )
28        .unwrap();
29    taffy.compute_layout(node, taffy::geometry::Size::MAX_CONTENT).unwrap();
30    println!("\nComputed tree:");
31    taffy::debug::print_tree(&taffy, node);
32    println!();
33    let Layout { size, location, .. } = taffy.layout(node).unwrap();
34    assert_eq!(size.width, 200f32, "width of node {:?}. Expected {}. Actual {}", node.data(), 200f32, size.width);
35    assert_eq!(size.height, 12f32, "height of node {:?}. Expected {}. Actual {}", node.data(), 12f32, size.height);
36    assert_eq!(location.x, 0f32, "x of node {:?}. Expected {}. Actual {}", node.data(), 0f32, location.x);
37    assert_eq!(location.y, 0f32, "y of node {:?}. Expected {}. Actual {}", node.data(), 0f32, location.y);
38    let Layout { size, location, .. } = taffy.layout(node0).unwrap();
39    assert_eq!(size.width, 100f32, "width of node {:?}. Expected {}. Actual {}", node0.data(), 100f32, size.width);
40    assert_eq!(size.height, 12f32, "height of node {:?}. Expected {}. Actual {}", node0.data(), 12f32, size.height);
41    assert_eq!(location.x, 0f32, "x of node {:?}. Expected {}. Actual {}", node0.data(), 0f32, location.x);
42    assert_eq!(location.y, 0f32, "y of node {:?}. Expected {}. Actual {}", node0.data(), 0f32, location.y);
43}