tawasuyu/taffy

1#[test]
2fn rounding_total_fractial() {
3    let mut taffy = taffy::Taffy::new();
4    let node0 = taffy
5        .new_with_children(
6            taffy::style::Style {
7                flex_grow: 0.7f32,
8                flex_basis: taffy::style::Dimension::Points(50.3f32),
9                size: taffy::geometry::Size { height: taffy::style::Dimension::Points(20.3f32), ..Default::default() },
10                ..Default::default()
11            },
12            &[],
13        )
14        .unwrap();
15    let node1 = taffy
16        .new_with_children(
17            taffy::style::Style {
18                flex_grow: 1.6f32,
19                size: taffy::geometry::Size { height: taffy::style::Dimension::Points(10f32), ..Default::default() },
20                ..Default::default()
21            },
22            &[],
23        )
24        .unwrap();
25    let node2 = taffy
26        .new_with_children(
27            taffy::style::Style {
28                flex_grow: 1.1f32,
29                size: taffy::geometry::Size { height: taffy::style::Dimension::Points(10.7f32), ..Default::default() },
30                ..Default::default()
31            },
32            &[],
33        )
34        .unwrap();
35    let node = taffy
36        .new_with_children(
37            taffy::style::Style {
38                flex_direction: taffy::style::FlexDirection::Column,
39                size: taffy::geometry::Size {
40                    width: taffy::style::Dimension::Points(87.4f32),
41                    height: taffy::style::Dimension::Points(113.4f32),
42                    ..Default::default()
43                },
44                ..Default::default()
45            },
46            &[node0, node1, node2],
47        )
48        .unwrap();
49    taffy.compute_layout(node, taffy::geometry::Size::MAX_CONTENT).unwrap();
50    assert_eq!(taffy.layout(node).unwrap().size.width, 87f32);
51    assert_eq!(taffy.layout(node).unwrap().size.height, 113f32);
52    assert_eq!(taffy.layout(node).unwrap().location.x, 0f32);
53    assert_eq!(taffy.layout(node).unwrap().location.y, 0f32);
54    assert_eq!(taffy.layout(node0).unwrap().size.width, 87f32);
55    assert_eq!(taffy.layout(node0).unwrap().size.height, 59f32);
56    assert_eq!(taffy.layout(node0).unwrap().location.x, 0f32);
57    assert_eq!(taffy.layout(node0).unwrap().location.y, 0f32);
58    assert_eq!(taffy.layout(node1).unwrap().size.width, 87f32);
59    assert_eq!(taffy.layout(node1).unwrap().size.height, 30f32);
60    assert_eq!(taffy.layout(node1).unwrap().location.x, 0f32);
61    assert_eq!(taffy.layout(node1).unwrap().location.y, 59f32);
62    assert_eq!(taffy.layout(node2).unwrap().size.width, 87f32);
63    assert_eq!(taffy.layout(node2).unwrap().size.height, 24f32);
64    assert_eq!(taffy.layout(node2).unwrap().location.x, 0f32);
65    assert_eq!(taffy.layout(node2).unwrap().location.y, 89f32);
66}