tawasuyu/taffy

1#[test]
2fn align_baseline_nested_child() {
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            size: taffy::geometry::Size {
9                width: taffy::style::Dimension::Length(50f32),
10                height: taffy::style::Dimension::Length(50f32),
11            },
12            ..Default::default()
13        })
14        .unwrap();
15    let node10 = taffy
16        .new_leaf(taffy::style::Style {
17            size: taffy::geometry::Size {
18                width: taffy::style::Dimension::Length(50f32),
19                height: taffy::style::Dimension::Length(10f32),
20            },
21            ..Default::default()
22        })
23        .unwrap();
24    let node1 = taffy
25        .new_with_children(
26            taffy::style::Style {
27                flex_direction: taffy::style::FlexDirection::Column,
28                size: taffy::geometry::Size {
29                    width: taffy::style::Dimension::Length(50f32),
30                    height: taffy::style::Dimension::Length(20f32),
31                },
32                ..Default::default()
33            },
34            &[node10],
35        )
36        .unwrap();
37    let node = taffy
38        .new_with_children(
39            taffy::style::Style {
40                align_items: Some(taffy::style::AlignItems::Baseline),
41                size: taffy::geometry::Size {
42                    width: taffy::style::Dimension::Length(100f32),
43                    height: taffy::style::Dimension::Length(100f32),
44                },
45                ..Default::default()
46            },
47            &[node0, node1],
48        )
49        .unwrap();
50    taffy.compute_layout(node, taffy::geometry::Size::MAX_CONTENT).unwrap();
51    println!("\nComputed tree:");
52    taffy::util::print_tree(&taffy, node);
53    println!();
54    let Layout { size, location, .. } = taffy.layout(node).unwrap();
55    assert_eq!(size.width, 100f32, "width of node {:?}. Expected {}. Actual {}", node, 100f32, size.width);
56    assert_eq!(size.height, 100f32, "height of node {:?}. Expected {}. Actual {}", node, 100f32, size.height);
57    assert_eq!(location.x, 0f32, "x of node {:?}. Expected {}. Actual {}", node, 0f32, location.x);
58    assert_eq!(location.y, 0f32, "y of node {:?}. Expected {}. Actual {}", node, 0f32, location.y);
59    let Layout { size, location, .. } = taffy.layout(node0).unwrap();
60    assert_eq!(size.width, 50f32, "width of node {:?}. Expected {}. Actual {}", node0, 50f32, size.width);
61    assert_eq!(size.height, 50f32, "height of node {:?}. Expected {}. Actual {}", node0, 50f32, size.height);
62    assert_eq!(location.x, 0f32, "x of node {:?}. Expected {}. Actual {}", node0, 0f32, location.x);
63    assert_eq!(location.y, 0f32, "y of node {:?}. Expected {}. Actual {}", node0, 0f32, location.y);
64    let Layout { size, location, .. } = taffy.layout(node1).unwrap();
65    assert_eq!(size.width, 50f32, "width of node {:?}. Expected {}. Actual {}", node1, 50f32, size.width);
66    assert_eq!(size.height, 20f32, "height of node {:?}. Expected {}. Actual {}", node1, 20f32, size.height);
67    assert_eq!(location.x, 50f32, "x of node {:?}. Expected {}. Actual {}", node1, 50f32, location.x);
68    assert_eq!(location.y, 40f32, "y of node {:?}. Expected {}. Actual {}", node1, 40f32, location.y);
69    let Layout { size, location, .. } = taffy.layout(node10).unwrap();
70    assert_eq!(size.width, 50f32, "width of node {:?}. Expected {}. Actual {}", node10, 50f32, size.width);
71    assert_eq!(size.height, 10f32, "height of node {:?}. Expected {}. Actual {}", node10, 10f32, size.height);
72    assert_eq!(location.x, 0f32, "x of node {:?}. Expected {}. Actual {}", node10, 0f32, location.x);
73    assert_eq!(location.y, 0f32, "y of node {:?}. Expected {}. Actual {}", node10, 0f32, location.y);
74}