tawasuyu/taffy

1#[test]
2fn wrap_reverse_row() {
3    let mut taffy = taffy::Taffy::new();
4    let node0 = taffy
5        .new_with_children(
6            taffy::style::FlexboxLayout {
7                size: taffy::geometry::Size {
8                    width: taffy::style::Dimension::Points(31f32),
9                    height: taffy::style::Dimension::Points(30f32),
10                    ..Default::default()
11                },
12                ..Default::default()
13            },
14            &[],
15        )
16        .unwrap();
17    let node1 = taffy
18        .new_with_children(
19            taffy::style::FlexboxLayout {
20                size: taffy::geometry::Size {
21                    width: taffy::style::Dimension::Points(32f32),
22                    height: taffy::style::Dimension::Points(30f32),
23                    ..Default::default()
24                },
25                ..Default::default()
26            },
27            &[],
28        )
29        .unwrap();
30    let node2 = taffy
31        .new_with_children(
32            taffy::style::FlexboxLayout {
33                size: taffy::geometry::Size {
34                    width: taffy::style::Dimension::Points(33f32),
35                    height: taffy::style::Dimension::Points(30f32),
36                    ..Default::default()
37                },
38                ..Default::default()
39            },
40            &[],
41        )
42        .unwrap();
43    let node3 = taffy
44        .new_with_children(
45            taffy::style::FlexboxLayout {
46                size: taffy::geometry::Size {
47                    width: taffy::style::Dimension::Points(34f32),
48                    height: taffy::style::Dimension::Points(30f32),
49                    ..Default::default()
50                },
51                ..Default::default()
52            },
53            &[],
54        )
55        .unwrap();
56    let node = taffy
57        .new_with_children(
58            taffy::style::FlexboxLayout {
59                flex_wrap: taffy::style::FlexWrap::WrapReverse,
60                size: taffy::geometry::Size { width: taffy::style::Dimension::Points(100f32), ..Default::default() },
61                ..Default::default()
62            },
63            &[node0, node1, node2, node3],
64        )
65        .unwrap();
66    taffy.compute_layout(node, taffy::geometry::Size::MAX_CONTENT).unwrap();
67    assert_eq!(taffy.layout(node).unwrap().size.width, 100f32);
68    assert_eq!(taffy.layout(node).unwrap().size.height, 60f32);
69    assert_eq!(taffy.layout(node).unwrap().location.x, 0f32);
70    assert_eq!(taffy.layout(node).unwrap().location.y, 0f32);
71    assert_eq!(taffy.layout(node0).unwrap().size.width, 31f32);
72    assert_eq!(taffy.layout(node0).unwrap().size.height, 30f32);
73    assert_eq!(taffy.layout(node0).unwrap().location.x, 0f32);
74    assert_eq!(taffy.layout(node0).unwrap().location.y, 30f32);
75    assert_eq!(taffy.layout(node1).unwrap().size.width, 32f32);
76    assert_eq!(taffy.layout(node1).unwrap().size.height, 30f32);
77    assert_eq!(taffy.layout(node1).unwrap().location.x, 31f32);
78    assert_eq!(taffy.layout(node1).unwrap().location.y, 30f32);
79    assert_eq!(taffy.layout(node2).unwrap().size.width, 33f32);
80    assert_eq!(taffy.layout(node2).unwrap().size.height, 30f32);
81    assert_eq!(taffy.layout(node2).unwrap().location.x, 63f32);
82    assert_eq!(taffy.layout(node2).unwrap().location.y, 30f32);
83    assert_eq!(taffy.layout(node3).unwrap().size.width, 34f32);
84    assert_eq!(taffy.layout(node3).unwrap().size.height, 30f32);
85    assert_eq!(taffy.layout(node3).unwrap().location.x, 0f32);
86    assert_eq!(taffy.layout(node3).unwrap().location.y, 0f32);
87}