tawasuyu/taffy

1#[test]
2fn align_baseline_child_padding() {
3    use slotmap::Key;
4    #[allow(unused_imports)]
5    use taffy::{layout::Layout, prelude::*};
6    let mut taffy = taffy::Taffy::new();
7    let node0 = taffy
8        .new_leaf(taffy::style::Style {
9            size: taffy::geometry::Size {
10                width: taffy::style::Dimension::Points(50f32),
11                height: taffy::style::Dimension::Points(50f32),
12            },
13            ..Default::default()
14        })
15        .unwrap();
16    let node10 = taffy
17        .new_leaf(taffy::style::Style {
18            size: taffy::geometry::Size {
19                width: taffy::style::Dimension::Points(50f32),
20                height: taffy::style::Dimension::Points(10f32),
21            },
22            ..Default::default()
23        })
24        .unwrap();
25    let node1 = taffy
26        .new_with_children(
27            taffy::style::Style {
28                flex_direction: taffy::style::FlexDirection::Column,
29                size: taffy::geometry::Size {
30                    width: taffy::style::Dimension::Points(50f32),
31                    height: taffy::style::Dimension::Points(20f32),
32                },
33                padding: taffy::geometry::Rect {
34                    left: taffy::style::LengthPercentage::Points(5f32),
35                    right: taffy::style::LengthPercentage::Points(5f32),
36                    top: taffy::style::LengthPercentage::Points(5f32),
37                    bottom: taffy::style::LengthPercentage::Points(5f32),
38                },
39                ..Default::default()
40            },
41            &[node10],
42        )
43        .unwrap();
44    let node = taffy
45        .new_with_children(
46            taffy::style::Style {
47                align_items: Some(taffy::style::AlignItems::Baseline),
48                size: taffy::geometry::Size {
49                    width: taffy::style::Dimension::Points(100f32),
50                    height: taffy::style::Dimension::Points(100f32),
51                },
52                padding: taffy::geometry::Rect {
53                    left: taffy::style::LengthPercentage::Points(5f32),
54                    right: taffy::style::LengthPercentage::Points(5f32),
55                    top: taffy::style::LengthPercentage::Points(5f32),
56                    bottom: taffy::style::LengthPercentage::Points(5f32),
57                },
58                ..Default::default()
59            },
60            &[node0, node1],
61        )
62        .unwrap();
63    taffy.compute_layout(node, taffy::geometry::Size::MAX_CONTENT).unwrap();
64    println!("\nComputed tree:");
65    taffy::debug::print_tree(&taffy, node);
66    println!();
67    let Layout { size, location, .. } = taffy.layout(node).unwrap();
68    assert_eq!(size.width, 100f32, "width of node {:?}. Expected {}. Actual {}", node.data(), 100f32, size.width);
69    assert_eq!(size.height, 100f32, "height of node {:?}. Expected {}. Actual {}", node.data(), 100f32, size.height);
70    assert_eq!(location.x, 0f32, "x of node {:?}. Expected {}. Actual {}", node.data(), 0f32, location.x);
71    assert_eq!(location.y, 0f32, "y of node {:?}. Expected {}. Actual {}", node.data(), 0f32, location.y);
72    let Layout { size, location, .. } = taffy.layout(node0).unwrap();
73    assert_eq!(size.width, 40f32, "width of node {:?}. Expected {}. Actual {}", node0.data(), 40f32, size.width);
74    assert_eq!(size.height, 50f32, "height of node {:?}. Expected {}. Actual {}", node0.data(), 50f32, size.height);
75    assert_eq!(location.x, 5f32, "x of node {:?}. Expected {}. Actual {}", node0.data(), 5f32, location.x);
76    assert_eq!(location.y, 5f32, "y of node {:?}. Expected {}. Actual {}", node0.data(), 5f32, location.y);
77    let Layout { size, location, .. } = taffy.layout(node1).unwrap();
78    assert_eq!(size.width, 50f32, "width of node {:?}. Expected {}. Actual {}", node1.data(), 50f32, size.width);
79    assert_eq!(size.height, 20f32, "height of node {:?}. Expected {}. Actual {}", node1.data(), 20f32, size.height);
80    assert_eq!(location.x, 45f32, "x of node {:?}. Expected {}. Actual {}", node1.data(), 45f32, location.x);
81    assert_eq!(location.y, 40f32, "y of node {:?}. Expected {}. Actual {}", node1.data(), 40f32, location.y);
82    let Layout { size, location, .. } = taffy.layout(node10).unwrap();
83    assert_eq!(size.width, 50f32, "width of node {:?}. Expected {}. Actual {}", node10.data(), 50f32, size.width);
84    assert_eq!(size.height, 10f32, "height of node {:?}. Expected {}. Actual {}", node10.data(), 10f32, size.height);
85    assert_eq!(location.x, 5f32, "x of node {:?}. Expected {}. Actual {}", node10.data(), 5f32, location.x);
86    assert_eq!(location.y, 5f32, "y of node {:?}. Expected {}. Actual {}", node10.data(), 5f32, location.y);
87}