tawasuyu/taffy

1#[test]
2fn grid_fr_no_sized_items_indefinite() {
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.new_leaf(taffy::style::Style { ..Default::default() }).unwrap();
8    let node1 = taffy.new_leaf(taffy::style::Style { ..Default::default() }).unwrap();
9    let node2 = taffy.new_leaf(taffy::style::Style { ..Default::default() }).unwrap();
10    let node3 = taffy.new_leaf(taffy::style::Style { ..Default::default() }).unwrap();
11    let node4 = taffy.new_leaf(taffy::style::Style { ..Default::default() }).unwrap();
12    let node5 = taffy.new_leaf(taffy::style::Style { ..Default::default() }).unwrap();
13    let node6 = taffy.new_leaf(taffy::style::Style { ..Default::default() }).unwrap();
14    let node7 = taffy.new_leaf(taffy::style::Style { ..Default::default() }).unwrap();
15    let node8 = taffy.new_leaf(taffy::style::Style { ..Default::default() }).unwrap();
16    let node = taffy
17        .new_with_children(
18            taffy::style::Style {
19                display: taffy::style::Display::Grid,
20                grid_template_rows: vec![points(40f32), fr(1f32), fr(1f32)],
21                grid_template_columns: vec![points(40f32), fr(1f32), fr(1f32)],
22                ..Default::default()
23            },
24            &[node0, node1, node2, node3, node4, node5, node6, node7, node8],
25        )
26        .unwrap();
27    taffy.compute_layout(node, taffy::geometry::Size::MAX_CONTENT).unwrap();
28    println!("\nComputed tree:");
29    taffy::debug::print_tree(&taffy, node);
30    println!();
31    let Layout { size, location, .. } = taffy.layout(node).unwrap();
32    assert_eq!(size.width, 40f32, "width of node {:?}. Expected {}. Actual {}", node.data(), 40f32, size.width);
33    assert_eq!(size.height, 40f32, "height of node {:?}. Expected {}. Actual {}", node.data(), 40f32, size.height);
34    assert_eq!(location.x, 0f32, "x of node {:?}. Expected {}. Actual {}", node.data(), 0f32, location.x);
35    assert_eq!(location.y, 0f32, "y of node {:?}. Expected {}. Actual {}", node.data(), 0f32, location.y);
36    let Layout { size, location, .. } = taffy.layout(node0).unwrap();
37    assert_eq!(size.width, 40f32, "width of node {:?}. Expected {}. Actual {}", node0.data(), 40f32, size.width);
38    assert_eq!(size.height, 40f32, "height of node {:?}. Expected {}. Actual {}", node0.data(), 40f32, size.height);
39    assert_eq!(location.x, 0f32, "x of node {:?}. Expected {}. Actual {}", node0.data(), 0f32, location.x);
40    assert_eq!(location.y, 0f32, "y of node {:?}. Expected {}. Actual {}", node0.data(), 0f32, location.y);
41    let Layout { size, location, .. } = taffy.layout(node1).unwrap();
42    assert_eq!(size.width, 0f32, "width of node {:?}. Expected {}. Actual {}", node1.data(), 0f32, size.width);
43    assert_eq!(size.height, 40f32, "height of node {:?}. Expected {}. Actual {}", node1.data(), 40f32, size.height);
44    assert_eq!(location.x, 40f32, "x of node {:?}. Expected {}. Actual {}", node1.data(), 40f32, location.x);
45    assert_eq!(location.y, 0f32, "y of node {:?}. Expected {}. Actual {}", node1.data(), 0f32, location.y);
46    let Layout { size, location, .. } = taffy.layout(node2).unwrap();
47    assert_eq!(size.width, 0f32, "width of node {:?}. Expected {}. Actual {}", node2.data(), 0f32, size.width);
48    assert_eq!(size.height, 40f32, "height of node {:?}. Expected {}. Actual {}", node2.data(), 40f32, size.height);
49    assert_eq!(location.x, 40f32, "x of node {:?}. Expected {}. Actual {}", node2.data(), 40f32, location.x);
50    assert_eq!(location.y, 0f32, "y of node {:?}. Expected {}. Actual {}", node2.data(), 0f32, location.y);
51    let Layout { size, location, .. } = taffy.layout(node3).unwrap();
52    assert_eq!(size.width, 40f32, "width of node {:?}. Expected {}. Actual {}", node3.data(), 40f32, size.width);
53    assert_eq!(size.height, 0f32, "height of node {:?}. Expected {}. Actual {}", node3.data(), 0f32, size.height);
54    assert_eq!(location.x, 0f32, "x of node {:?}. Expected {}. Actual {}", node3.data(), 0f32, location.x);
55    assert_eq!(location.y, 40f32, "y of node {:?}. Expected {}. Actual {}", node3.data(), 40f32, location.y);
56    let Layout { size, location, .. } = taffy.layout(node4).unwrap();
57    assert_eq!(size.width, 0f32, "width of node {:?}. Expected {}. Actual {}", node4.data(), 0f32, size.width);
58    assert_eq!(size.height, 0f32, "height of node {:?}. Expected {}. Actual {}", node4.data(), 0f32, size.height);
59    assert_eq!(location.x, 40f32, "x of node {:?}. Expected {}. Actual {}", node4.data(), 40f32, location.x);
60    assert_eq!(location.y, 40f32, "y of node {:?}. Expected {}. Actual {}", node4.data(), 40f32, location.y);
61    let Layout { size, location, .. } = taffy.layout(node5).unwrap();
62    assert_eq!(size.width, 0f32, "width of node {:?}. Expected {}. Actual {}", node5.data(), 0f32, size.width);
63    assert_eq!(size.height, 0f32, "height of node {:?}. Expected {}. Actual {}", node5.data(), 0f32, size.height);
64    assert_eq!(location.x, 40f32, "x of node {:?}. Expected {}. Actual {}", node5.data(), 40f32, location.x);
65    assert_eq!(location.y, 40f32, "y of node {:?}. Expected {}. Actual {}", node5.data(), 40f32, location.y);
66    let Layout { size, location, .. } = taffy.layout(node6).unwrap();
67    assert_eq!(size.width, 40f32, "width of node {:?}. Expected {}. Actual {}", node6.data(), 40f32, size.width);
68    assert_eq!(size.height, 0f32, "height of node {:?}. Expected {}. Actual {}", node6.data(), 0f32, size.height);
69    assert_eq!(location.x, 0f32, "x of node {:?}. Expected {}. Actual {}", node6.data(), 0f32, location.x);
70    assert_eq!(location.y, 40f32, "y of node {:?}. Expected {}. Actual {}", node6.data(), 40f32, location.y);
71    let Layout { size, location, .. } = taffy.layout(node7).unwrap();
72    assert_eq!(size.width, 0f32, "width of node {:?}. Expected {}. Actual {}", node7.data(), 0f32, size.width);
73    assert_eq!(size.height, 0f32, "height of node {:?}. Expected {}. Actual {}", node7.data(), 0f32, size.height);
74    assert_eq!(location.x, 40f32, "x of node {:?}. Expected {}. Actual {}", node7.data(), 40f32, location.x);
75    assert_eq!(location.y, 40f32, "y of node {:?}. Expected {}. Actual {}", node7.data(), 40f32, location.y);
76    let Layout { size, location, .. } = taffy.layout(node8).unwrap();
77    assert_eq!(size.width, 0f32, "width of node {:?}. Expected {}. Actual {}", node8.data(), 0f32, size.width);
78    assert_eq!(size.height, 0f32, "height of node {:?}. Expected {}. Actual {}", node8.data(), 0f32, size.height);
79    assert_eq!(location.x, 40f32, "x of node {:?}. Expected {}. Actual {}", node8.data(), 40f32, location.x);
80    assert_eq!(location.y, 40f32, "y of node {:?}. Expected {}. Actual {}", node8.data(), 40f32, location.y);
81}