tawasuyu/taffy

1#[test]
2fn grid_absolute_container_top_bottom() {
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            position: taffy::style::Position::Absolute,
10            inset: taffy::geometry::Rect {
11                left: auto(),
12                right: auto(),
13                top: taffy::style::LengthPercentageAuto::Points(2f32),
14                bottom: taffy::style::LengthPercentageAuto::Points(5f32),
15            },
16            ..Default::default()
17        })
18        .unwrap();
19    let node1 = taffy.new_leaf(taffy::style::Style { ..Default::default() }).unwrap();
20    let node2 = taffy.new_leaf(taffy::style::Style { ..Default::default() }).unwrap();
21    let node3 = taffy.new_leaf(taffy::style::Style { ..Default::default() }).unwrap();
22    let node4 = taffy.new_leaf(taffy::style::Style { ..Default::default() }).unwrap();
23    let node5 = taffy.new_leaf(taffy::style::Style { ..Default::default() }).unwrap();
24    let node6 = taffy.new_leaf(taffy::style::Style { ..Default::default() }).unwrap();
25    let node7 = taffy.new_leaf(taffy::style::Style { ..Default::default() }).unwrap();
26    let node8 = taffy.new_leaf(taffy::style::Style { ..Default::default() }).unwrap();
27    let node = taffy
28        .new_with_children(
29            taffy::style::Style {
30                display: taffy::style::Display::Grid,
31                grid_template_rows: vec![points(40f32), points(40f32), points(40f32)],
32                grid_template_columns: vec![points(40f32), points(40f32), points(40f32)],
33                padding: taffy::geometry::Rect {
34                    left: taffy::style::LengthPercentage::Points(40f32),
35                    right: taffy::style::LengthPercentage::Points(20f32),
36                    top: taffy::style::LengthPercentage::Points(10f32),
37                    bottom: taffy::style::LengthPercentage::Points(30f32),
38                },
39                ..Default::default()
40            },
41            &[node0, node1, node2, node3, node4, node5, node6, node7, node8],
42        )
43        .unwrap();
44    taffy.compute_layout(node, taffy::geometry::Size::MAX_CONTENT).unwrap();
45    println!("\nComputed tree:");
46    taffy::debug::print_tree(&taffy, node);
47    println!();
48    let Layout { size, location, .. } = taffy.layout(node).unwrap();
49    assert_eq!(size.width, 180f32, "width of node {:?}. Expected {}. Actual {}", node.data(), 180f32, size.width);
50    assert_eq!(size.height, 160f32, "height of node {:?}. Expected {}. Actual {}", node.data(), 160f32, size.height);
51    assert_eq!(location.x, 0f32, "x of node {:?}. Expected {}. Actual {}", node.data(), 0f32, location.x);
52    assert_eq!(location.y, 0f32, "y of node {:?}. Expected {}. Actual {}", node.data(), 0f32, location.y);
53    let Layout { size, location, .. } = taffy.layout(node0).unwrap();
54    assert_eq!(size.width, 0f32, "width of node {:?}. Expected {}. Actual {}", node0.data(), 0f32, size.width);
55    assert_eq!(size.height, 153f32, "height of node {:?}. Expected {}. Actual {}", node0.data(), 153f32, size.height);
56    assert_eq!(location.x, 0f32, "x of node {:?}. Expected {}. Actual {}", node0.data(), 0f32, location.x);
57    assert_eq!(location.y, 2f32, "y of node {:?}. Expected {}. Actual {}", node0.data(), 2f32, location.y);
58    let Layout { size, location, .. } = taffy.layout(node1).unwrap();
59    assert_eq!(size.width, 40f32, "width of node {:?}. Expected {}. Actual {}", node1.data(), 40f32, size.width);
60    assert_eq!(size.height, 40f32, "height of node {:?}. Expected {}. Actual {}", node1.data(), 40f32, size.height);
61    assert_eq!(location.x, 40f32, "x of node {:?}. Expected {}. Actual {}", node1.data(), 40f32, location.x);
62    assert_eq!(location.y, 10f32, "y of node {:?}. Expected {}. Actual {}", node1.data(), 10f32, location.y);
63    let Layout { size, location, .. } = taffy.layout(node2).unwrap();
64    assert_eq!(size.width, 40f32, "width of node {:?}. Expected {}. Actual {}", node2.data(), 40f32, size.width);
65    assert_eq!(size.height, 40f32, "height of node {:?}. Expected {}. Actual {}", node2.data(), 40f32, size.height);
66    assert_eq!(location.x, 80f32, "x of node {:?}. Expected {}. Actual {}", node2.data(), 80f32, location.x);
67    assert_eq!(location.y, 10f32, "y of node {:?}. Expected {}. Actual {}", node2.data(), 10f32, location.y);
68    let Layout { size, location, .. } = taffy.layout(node3).unwrap();
69    assert_eq!(size.width, 40f32, "width of node {:?}. Expected {}. Actual {}", node3.data(), 40f32, size.width);
70    assert_eq!(size.height, 40f32, "height of node {:?}. Expected {}. Actual {}", node3.data(), 40f32, size.height);
71    assert_eq!(location.x, 120f32, "x of node {:?}. Expected {}. Actual {}", node3.data(), 120f32, location.x);
72    assert_eq!(location.y, 10f32, "y of node {:?}. Expected {}. Actual {}", node3.data(), 10f32, location.y);
73    let Layout { size, location, .. } = taffy.layout(node4).unwrap();
74    assert_eq!(size.width, 40f32, "width of node {:?}. Expected {}. Actual {}", node4.data(), 40f32, size.width);
75    assert_eq!(size.height, 40f32, "height of node {:?}. Expected {}. Actual {}", node4.data(), 40f32, size.height);
76    assert_eq!(location.x, 40f32, "x of node {:?}. Expected {}. Actual {}", node4.data(), 40f32, location.x);
77    assert_eq!(location.y, 50f32, "y of node {:?}. Expected {}. Actual {}", node4.data(), 50f32, location.y);
78    let Layout { size, location, .. } = taffy.layout(node5).unwrap();
79    assert_eq!(size.width, 40f32, "width of node {:?}. Expected {}. Actual {}", node5.data(), 40f32, size.width);
80    assert_eq!(size.height, 40f32, "height of node {:?}. Expected {}. Actual {}", node5.data(), 40f32, size.height);
81    assert_eq!(location.x, 80f32, "x of node {:?}. Expected {}. Actual {}", node5.data(), 80f32, location.x);
82    assert_eq!(location.y, 50f32, "y of node {:?}. Expected {}. Actual {}", node5.data(), 50f32, location.y);
83    let Layout { size, location, .. } = taffy.layout(node6).unwrap();
84    assert_eq!(size.width, 40f32, "width of node {:?}. Expected {}. Actual {}", node6.data(), 40f32, size.width);
85    assert_eq!(size.height, 40f32, "height of node {:?}. Expected {}. Actual {}", node6.data(), 40f32, size.height);
86    assert_eq!(location.x, 120f32, "x of node {:?}. Expected {}. Actual {}", node6.data(), 120f32, location.x);
87    assert_eq!(location.y, 50f32, "y of node {:?}. Expected {}. Actual {}", node6.data(), 50f32, location.y);
88    let Layout { size, location, .. } = taffy.layout(node7).unwrap();
89    assert_eq!(size.width, 40f32, "width of node {:?}. Expected {}. Actual {}", node7.data(), 40f32, size.width);
90    assert_eq!(size.height, 40f32, "height of node {:?}. Expected {}. Actual {}", node7.data(), 40f32, size.height);
91    assert_eq!(location.x, 40f32, "x of node {:?}. Expected {}. Actual {}", node7.data(), 40f32, location.x);
92    assert_eq!(location.y, 90f32, "y of node {:?}. Expected {}. Actual {}", node7.data(), 90f32, location.y);
93    let Layout { size, location, .. } = taffy.layout(node8).unwrap();
94    assert_eq!(size.width, 40f32, "width of node {:?}. Expected {}. Actual {}", node8.data(), 40f32, size.width);
95    assert_eq!(size.height, 40f32, "height of node {:?}. Expected {}. Actual {}", node8.data(), 40f32, size.height);
96    assert_eq!(location.x, 80f32, "x of node {:?}. Expected {}. Actual {}", node8.data(), 80f32, location.x);
97    assert_eq!(location.y, 90f32, "y of node {:?}. Expected {}. Actual {}", node8.data(), 90f32, location.y);
98}