tawasuyu/taffy

1#[test]
2fn rounding_inner_node_controversy_vertical() {
3    #[allow(unused_imports)]
4    use taffy::{prelude::*, tree::Layout};
5    let mut taffy = taffy::Taffy::new();
6    let node0 = taffy
7        .new_leaf(taffy::style::Style {
8            flex_grow: 1f32,
9            size: taffy::geometry::Size { width: taffy::style::Dimension::Length(10f32), height: auto() },
10            ..Default::default()
11        })
12        .unwrap();
13    let node10 = taffy
14        .new_leaf(taffy::style::Style {
15            flex_grow: 1f32,
16            size: taffy::geometry::Size { width: taffy::style::Dimension::Length(10f32), height: auto() },
17            ..Default::default()
18        })
19        .unwrap();
20    let node1 = taffy
21        .new_with_children(
22            taffy::style::Style {
23                flex_direction: taffy::style::FlexDirection::Column,
24                flex_grow: 1f32,
25                size: taffy::geometry::Size { width: taffy::style::Dimension::Length(10f32), height: auto() },
26                ..Default::default()
27            },
28            &[node10],
29        )
30        .unwrap();
31    let node2 = taffy
32        .new_leaf(taffy::style::Style {
33            flex_grow: 1f32,
34            size: taffy::geometry::Size { width: taffy::style::Dimension::Length(10f32), height: auto() },
35            ..Default::default()
36        })
37        .unwrap();
38    let node = taffy
39        .new_with_children(
40            taffy::style::Style {
41                flex_direction: taffy::style::FlexDirection::Column,
42                size: taffy::geometry::Size { width: auto(), height: taffy::style::Dimension::Length(320f32) },
43                ..Default::default()
44            },
45            &[node0, node1, node2],
46        )
47        .unwrap();
48    taffy.compute_layout(node, taffy::geometry::Size::MAX_CONTENT).unwrap();
49    println!("\nComputed tree:");
50    taffy::util::print_tree(&taffy, node);
51    println!();
52    let Layout { size, location, .. } = taffy.layout(node).unwrap();
53    assert_eq!(size.width, 10f32, "width of node {:?}. Expected {}. Actual {}", node, 10f32, size.width);
54    assert_eq!(size.height, 320f32, "height of node {:?}. Expected {}. Actual {}", node, 320f32, size.height);
55    assert_eq!(location.x, 0f32, "x of node {:?}. Expected {}. Actual {}", node, 0f32, location.x);
56    assert_eq!(location.y, 0f32, "y of node {:?}. Expected {}. Actual {}", node, 0f32, location.y);
57    let Layout { size, location, .. } = taffy.layout(node0).unwrap();
58    assert_eq!(size.width, 10f32, "width of node {:?}. Expected {}. Actual {}", node0, 10f32, size.width);
59    assert_eq!(size.height, 107f32, "height of node {:?}. Expected {}. Actual {}", node0, 107f32, size.height);
60    assert_eq!(location.x, 0f32, "x of node {:?}. Expected {}. Actual {}", node0, 0f32, location.x);
61    assert_eq!(location.y, 0f32, "y of node {:?}. Expected {}. Actual {}", node0, 0f32, location.y);
62    let Layout { size, location, .. } = taffy.layout(node1).unwrap();
63    assert_eq!(size.width, 10f32, "width of node {:?}. Expected {}. Actual {}", node1, 10f32, size.width);
64    assert_eq!(size.height, 106f32, "height of node {:?}. Expected {}. Actual {}", node1, 106f32, size.height);
65    assert_eq!(location.x, 0f32, "x of node {:?}. Expected {}. Actual {}", node1, 0f32, location.x);
66    assert_eq!(location.y, 107f32, "y of node {:?}. Expected {}. Actual {}", node1, 107f32, location.y);
67    let Layout { size, location, .. } = taffy.layout(node10).unwrap();
68    assert_eq!(size.width, 10f32, "width of node {:?}. Expected {}. Actual {}", node10, 10f32, size.width);
69    assert_eq!(size.height, 106f32, "height of node {:?}. Expected {}. Actual {}", node10, 106f32, size.height);
70    assert_eq!(location.x, 0f32, "x of node {:?}. Expected {}. Actual {}", node10, 0f32, location.x);
71    assert_eq!(location.y, 0f32, "y of node {:?}. Expected {}. Actual {}", node10, 0f32, location.y);
72    let Layout { size, location, .. } = taffy.layout(node2).unwrap();
73    assert_eq!(size.width, 10f32, "width of node {:?}. Expected {}. Actual {}", node2, 10f32, size.width);
74    assert_eq!(size.height, 107f32, "height of node {:?}. Expected {}. Actual {}", node2, 107f32, size.height);
75    assert_eq!(location.x, 0f32, "x of node {:?}. Expected {}. Actual {}", node2, 0f32, location.x);
76    assert_eq!(location.y, 213f32, "y of node {:?}. Expected {}. Actual {}", node2, 213f32, location.y);
77}