tawasuyu/taffy

1#[test]
2fn display_none_with_margin() {
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            display: taffy::style::Display::None,
10            size: taffy::geometry::Size {
11                width: taffy::style::Dimension::Points(20f32),
12                height: taffy::style::Dimension::Points(20f32),
13            },
14            margin: taffy::geometry::Rect {
15                left: taffy::style::LengthPercentageAuto::Points(10f32),
16                right: taffy::style::LengthPercentageAuto::Points(10f32),
17                top: taffy::style::LengthPercentageAuto::Points(10f32),
18                bottom: taffy::style::LengthPercentageAuto::Points(10f32),
19            },
20            ..Default::default()
21        })
22        .unwrap();
23    let node1 = taffy.new_leaf(taffy::style::Style { flex_grow: 1f32, ..Default::default() }).unwrap();
24    let node = taffy
25        .new_with_children(
26            taffy::style::Style {
27                size: taffy::geometry::Size {
28                    width: taffy::style::Dimension::Points(100f32),
29                    height: taffy::style::Dimension::Points(100f32),
30                },
31                ..Default::default()
32            },
33            &[node0, node1],
34        )
35        .unwrap();
36    taffy.compute_layout(node, taffy::geometry::Size::MAX_CONTENT).unwrap();
37    println!("\nComputed tree:");
38    taffy::debug::print_tree(&taffy, node);
39    println!();
40    let Layout { size, location, .. } = taffy.layout(node).unwrap();
41    assert_eq!(size.width, 100f32, "width of node {:?}. Expected {}. Actual {}", node.data(), 100f32, size.width);
42    assert_eq!(size.height, 100f32, "height of node {:?}. Expected {}. Actual {}", node.data(), 100f32, size.height);
43    assert_eq!(location.x, 0f32, "x of node {:?}. Expected {}. Actual {}", node.data(), 0f32, location.x);
44    assert_eq!(location.y, 0f32, "y of node {:?}. Expected {}. Actual {}", node.data(), 0f32, location.y);
45    let Layout { size, location, .. } = taffy.layout(node0).unwrap();
46    assert_eq!(size.width, 0f32, "width of node {:?}. Expected {}. Actual {}", node0.data(), 0f32, size.width);
47    assert_eq!(size.height, 0f32, "height of node {:?}. Expected {}. Actual {}", node0.data(), 0f32, size.height);
48    assert_eq!(location.x, 0f32, "x of node {:?}. Expected {}. Actual {}", node0.data(), 0f32, location.x);
49    assert_eq!(location.y, 0f32, "y of node {:?}. Expected {}. Actual {}", node0.data(), 0f32, location.y);
50    let Layout { size, location, .. } = taffy.layout(node1).unwrap();
51    assert_eq!(size.width, 100f32, "width of node {:?}. Expected {}. Actual {}", node1.data(), 100f32, size.width);
52    assert_eq!(size.height, 100f32, "height of node {:?}. Expected {}. Actual {}", node1.data(), 100f32, size.height);
53    assert_eq!(location.x, 0f32, "x of node {:?}. Expected {}. Actual {}", node1.data(), 0f32, location.x);
54    assert_eq!(location.y, 0f32, "y of node {:?}. Expected {}. Actual {}", node1.data(), 0f32, location.y);
55}