tawasuyu/taffy

1#[test]
2fn flex_grow_within_constrained_max_row() {
3    let mut stretch = stretch::Stretch::new();
4    let node00 = stretch
5        .new_node(
6            stretch::style::Style {
7                flex_shrink: 1f32,
8                flex_basis: stretch::style::Dimension::Points(100f32),
9                ..Default::default()
10            },
11            vec![],
12        )
13        .unwrap();
14    let node01 = stretch
15        .new_node(
16            stretch::style::Style {
17                size: stretch::geometry::Size { width: stretch::style::Dimension::Points(50f32), ..Default::default() },
18                ..Default::default()
19            },
20            vec![],
21        )
22        .unwrap();
23    let node0 = stretch
24        .new_node(
25            stretch::style::Style {
26                size: stretch::geometry::Size {
27                    height: stretch::style::Dimension::Points(100f32),
28                    ..Default::default()
29                },
30                max_size: stretch::geometry::Size {
31                    width: stretch::style::Dimension::Points(100f32),
32                    ..Default::default()
33                },
34                ..Default::default()
35            },
36            vec![node00, node01],
37        )
38        .unwrap();
39    let node = stretch
40        .new_node(
41            stretch::style::Style {
42                flex_direction: stretch::style::FlexDirection::Column,
43                size: stretch::geometry::Size {
44                    width: stretch::style::Dimension::Points(200f32),
45                    ..Default::default()
46                },
47                ..Default::default()
48            },
49            vec![node0],
50        )
51        .unwrap();
52    stretch.compute_layout(node, stretch::geometry::Size::undefined()).unwrap();
53    assert_eq!(stretch.layout(node).unwrap().size.width, 200f32);
54    assert_eq!(stretch.layout(node).unwrap().size.height, 100f32);
55    assert_eq!(stretch.layout(node).unwrap().location.x, 0f32);
56    assert_eq!(stretch.layout(node).unwrap().location.y, 0f32);
57    assert_eq!(stretch.layout(node0).unwrap().size.width, 100f32);
58    assert_eq!(stretch.layout(node0).unwrap().size.height, 100f32);
59    assert_eq!(stretch.layout(node0).unwrap().location.x, 0f32);
60    assert_eq!(stretch.layout(node0).unwrap().location.y, 0f32);
61    assert_eq!(stretch.layout(node00).unwrap().size.width, 67f32);
62    assert_eq!(stretch.layout(node00).unwrap().size.height, 100f32);
63    assert_eq!(stretch.layout(node00).unwrap().location.x, 0f32);
64    assert_eq!(stretch.layout(node00).unwrap().location.y, 0f32);
65    assert_eq!(stretch.layout(node01).unwrap().size.width, 33f32);
66    assert_eq!(stretch.layout(node01).unwrap().size.height, 100f32);
67    assert_eq!(stretch.layout(node01).unwrap().location.x, 67f32);
68    assert_eq!(stretch.layout(node01).unwrap().location.y, 0f32);
69}