tawasuyu/taffy

1#[test]
2fn gap_row_gap_determines_parent_height() {
3    #[allow(unused_imports)]
4    use taffy::prelude::*;
5    let mut taffy = taffy::Taffy::new();
6    let node0 = taffy
7        .new_with_children(
8            taffy::style::Style {
9                size: taffy::geometry::Size { height: taffy::style::Dimension::Points(10f32), ..Size::auto() },
10                ..Default::default()
11            },
12            &[],
13        )
14        .unwrap();
15    let node1 = taffy
16        .new_with_children(
17            taffy::style::Style {
18                size: taffy::geometry::Size { height: taffy::style::Dimension::Points(20f32), ..Size::auto() },
19                ..Default::default()
20            },
21            &[],
22        )
23        .unwrap();
24    let node2 = taffy
25        .new_with_children(
26            taffy::style::Style {
27                size: taffy::geometry::Size { height: taffy::style::Dimension::Points(30f32), ..Size::auto() },
28                ..Default::default()
29            },
30            &[],
31        )
32        .unwrap();
33    let node = taffy
34        .new_with_children(
35            taffy::style::Style {
36                flex_direction: taffy::style::FlexDirection::Column,
37                gap: taffy::geometry::Size { height: taffy::style::LengthPercentage::Points(10f32), ..Size::zero() },
38                size: taffy::geometry::Size { width: taffy::style::Dimension::Points(100f32), ..Size::auto() },
39                ..Default::default()
40            },
41            &[node0, node1, node2],
42        )
43        .unwrap();
44    taffy.compute_layout(node, taffy::geometry::Size::MAX_CONTENT).unwrap();
45    println!("\nComputed tree:");
46    taffy::debug::print_tree(&taffy, node);
47    println!();
48    assert_eq!(taffy.layout(node).unwrap().size.width, 100f32);
49    assert_eq!(taffy.layout(node).unwrap().size.height, 80f32);
50    assert_eq!(taffy.layout(node).unwrap().location.x, 0f32);
51    assert_eq!(taffy.layout(node).unwrap().location.y, 0f32);
52    assert_eq!(taffy.layout(node0).unwrap().size.width, 100f32);
53    assert_eq!(taffy.layout(node0).unwrap().size.height, 10f32);
54    assert_eq!(taffy.layout(node0).unwrap().location.x, 0f32);
55    assert_eq!(taffy.layout(node0).unwrap().location.y, 0f32);
56    assert_eq!(taffy.layout(node1).unwrap().size.width, 100f32);
57    assert_eq!(taffy.layout(node1).unwrap().size.height, 20f32);
58    assert_eq!(taffy.layout(node1).unwrap().location.x, 0f32);
59    assert_eq!(taffy.layout(node1).unwrap().location.y, 20f32);
60    assert_eq!(taffy.layout(node2).unwrap().size.width, 100f32);
61    assert_eq!(taffy.layout(node2).unwrap().size.height, 30f32);
62    assert_eq!(taffy.layout(node2).unwrap().location.x, 0f32);
63    assert_eq!(taffy.layout(node2).unwrap().location.y, 50f32);
64}