tawasuyu/taffy

1#[test]
2fn grid_percent_tracks_definite_overflow() {
3    #[allow(unused_imports)]
4    use taffy::{prelude::*, tree::Layout, Taffy};
5    let mut taffy: Taffy<crate::TextMeasure> = Taffy::new();
6    let node0 = taffy.new_leaf(taffy::style::Style { ..Default::default() }).unwrap();
7    let node1 = taffy.new_leaf(taffy::style::Style { ..Default::default() }).unwrap();
8    let node2 = taffy.new_leaf(taffy::style::Style { ..Default::default() }).unwrap();
9    let node3 = taffy.new_leaf(taffy::style::Style { ..Default::default() }).unwrap();
10    let node4 = taffy.new_leaf(taffy::style::Style { ..Default::default() }).unwrap();
11    let node5 = taffy.new_leaf(taffy::style::Style { ..Default::default() }).unwrap();
12    let node = taffy
13        .new_with_children(
14            taffy::style::Style {
15                display: taffy::style::Display::Grid,
16                grid_template_rows: vec![percent(0.5f32), percent(0.8f32)],
17                grid_template_columns: vec![percent(0.4f32), percent(0.4f32), percent(0.4f32)],
18                size: taffy::geometry::Size {
19                    width: taffy::style::Dimension::Length(120f32),
20                    height: taffy::style::Dimension::Length(60f32),
21                },
22                ..Default::default()
23            },
24            &[node0, node1, node2, node3, node4, node5],
25        )
26        .unwrap();
27    taffy.compute_layout_with_measure(node, taffy::geometry::Size::MAX_CONTENT, crate::test_measure_function).unwrap();
28    println!("\nComputed tree:");
29    taffy.print_tree(node);
30    println!();
31    let Layout { size, location, .. } = taffy.layout(node).unwrap();
32    assert_eq!(size.width, 120f32, "width of node {:?}. Expected {}. Actual {}", node, 120f32, size.width);
33    assert_eq!(size.height, 60f32, "height of node {:?}. Expected {}. Actual {}", node, 60f32, size.height);
34    assert_eq!(location.x, 0f32, "x of node {:?}. Expected {}. Actual {}", node, 0f32, location.x);
35    assert_eq!(location.y, 0f32, "y of node {:?}. Expected {}. Actual {}", node, 0f32, location.y);
36    let Layout { size, location, .. } = taffy.layout(node0).unwrap();
37    assert_eq!(size.width, 48f32, "width of node {:?}. Expected {}. Actual {}", node0, 48f32, size.width);
38    assert_eq!(size.height, 30f32, "height of node {:?}. Expected {}. Actual {}", node0, 30f32, size.height);
39    assert_eq!(location.x, 0f32, "x of node {:?}. Expected {}. Actual {}", node0, 0f32, location.x);
40    assert_eq!(location.y, 0f32, "y of node {:?}. Expected {}. Actual {}", node0, 0f32, location.y);
41    let Layout { size, location, .. } = taffy.layout(node1).unwrap();
42    assert_eq!(size.width, 48f32, "width of node {:?}. Expected {}. Actual {}", node1, 48f32, size.width);
43    assert_eq!(size.height, 30f32, "height of node {:?}. Expected {}. Actual {}", node1, 30f32, size.height);
44    assert_eq!(location.x, 48f32, "x of node {:?}. Expected {}. Actual {}", node1, 48f32, location.x);
45    assert_eq!(location.y, 0f32, "y of node {:?}. Expected {}. Actual {}", node1, 0f32, location.y);
46    let Layout { size, location, .. } = taffy.layout(node2).unwrap();
47    assert_eq!(size.width, 48f32, "width of node {:?}. Expected {}. Actual {}", node2, 48f32, size.width);
48    assert_eq!(size.height, 30f32, "height of node {:?}. Expected {}. Actual {}", node2, 30f32, size.height);
49    assert_eq!(location.x, 96f32, "x of node {:?}. Expected {}. Actual {}", node2, 96f32, location.x);
50    assert_eq!(location.y, 0f32, "y of node {:?}. Expected {}. Actual {}", node2, 0f32, location.y);
51    let Layout { size, location, .. } = taffy.layout(node3).unwrap();
52    assert_eq!(size.width, 48f32, "width of node {:?}. Expected {}. Actual {}", node3, 48f32, size.width);
53    assert_eq!(size.height, 48f32, "height of node {:?}. Expected {}. Actual {}", node3, 48f32, size.height);
54    assert_eq!(location.x, 0f32, "x of node {:?}. Expected {}. Actual {}", node3, 0f32, location.x);
55    assert_eq!(location.y, 30f32, "y of node {:?}. Expected {}. Actual {}", node3, 30f32, location.y);
56    let Layout { size, location, .. } = taffy.layout(node4).unwrap();
57    assert_eq!(size.width, 48f32, "width of node {:?}. Expected {}. Actual {}", node4, 48f32, size.width);
58    assert_eq!(size.height, 48f32, "height of node {:?}. Expected {}. Actual {}", node4, 48f32, size.height);
59    assert_eq!(location.x, 48f32, "x of node {:?}. Expected {}. Actual {}", node4, 48f32, location.x);
60    assert_eq!(location.y, 30f32, "y of node {:?}. Expected {}. Actual {}", node4, 30f32, location.y);
61    let Layout { size, location, .. } = taffy.layout(node5).unwrap();
62    assert_eq!(size.width, 48f32, "width of node {:?}. Expected {}. Actual {}", node5, 48f32, size.width);
63    assert_eq!(size.height, 48f32, "height of node {:?}. Expected {}. Actual {}", node5, 48f32, size.height);
64    assert_eq!(location.x, 96f32, "x of node {:?}. Expected {}. Actual {}", node5, 96f32, location.x);
65    assert_eq!(location.y, 30f32, "y of node {:?}. Expected {}. Actual {}", node5, 30f32, location.y);
66}