tawasuyu/taffy

1#[test]
2fn grid_percent_tracks_indefinite_with_content_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
7        .new_leaf(taffy::style::Style {
8            grid_row: taffy::geometry::Line { start: line(1i16), end: taffy::style::GridPlacement::Auto },
9            grid_column: taffy::geometry::Line { start: line(1i16), end: taffy::style::GridPlacement::Auto },
10            size: taffy::geometry::Size {
11                width: taffy::style::Dimension::Length(100f32),
12                height: taffy::style::Dimension::Length(100f32),
13            },
14            ..Default::default()
15        })
16        .unwrap();
17    let node1 = taffy
18        .new_leaf(taffy::style::Style {
19            grid_row: taffy::geometry::Line { start: line(1i16), end: taffy::style::GridPlacement::Auto },
20            grid_column: taffy::geometry::Line { start: line(1i16), end: taffy::style::GridPlacement::Auto },
21            ..Default::default()
22        })
23        .unwrap();
24    let node2 = taffy.new_leaf(taffy::style::Style { ..Default::default() }).unwrap();
25    let node3 = taffy.new_leaf(taffy::style::Style { ..Default::default() }).unwrap();
26    let node4 = taffy.new_leaf(taffy::style::Style { ..Default::default() }).unwrap();
27    let node5 = taffy.new_leaf(taffy::style::Style { ..Default::default() }).unwrap();
28    let node6 = taffy.new_leaf(taffy::style::Style { ..Default::default() }).unwrap();
29    let node = taffy
30        .new_with_children(
31            taffy::style::Style {
32                display: taffy::style::Display::Grid,
33                grid_template_rows: vec![percent(0.5f32), percent(0.8f32)],
34                grid_template_columns: vec![percent(0.4f32), percent(0.4f32), percent(0.4f32)],
35                ..Default::default()
36            },
37            &[node0, node1, node2, node3, node4, node5, node6],
38        )
39        .unwrap();
40    taffy.compute_layout_with_measure(node, taffy::geometry::Size::MAX_CONTENT, crate::test_measure_function).unwrap();
41    println!("\nComputed tree:");
42    taffy.print_tree(node);
43    println!();
44    let Layout { size, location, .. } = taffy.layout(node).unwrap();
45    assert_eq!(size.width, 100f32, "width of node {:?}. Expected {}. Actual {}", node, 100f32, size.width);
46    assert_eq!(size.height, 100f32, "height of node {:?}. Expected {}. Actual {}", node, 100f32, size.height);
47    assert_eq!(location.x, 0f32, "x of node {:?}. Expected {}. Actual {}", node, 0f32, location.x);
48    assert_eq!(location.y, 0f32, "y of node {:?}. Expected {}. Actual {}", node, 0f32, location.y);
49    let Layout { size, location, .. } = taffy.layout(node0).unwrap();
50    assert_eq!(size.width, 100f32, "width of node {:?}. Expected {}. Actual {}", node0, 100f32, size.width);
51    assert_eq!(size.height, 100f32, "height of node {:?}. Expected {}. Actual {}", node0, 100f32, size.height);
52    assert_eq!(location.x, 0f32, "x of node {:?}. Expected {}. Actual {}", node0, 0f32, location.x);
53    assert_eq!(location.y, 0f32, "y of node {:?}. Expected {}. Actual {}", node0, 0f32, location.y);
54    let Layout { size, location, .. } = taffy.layout(node1).unwrap();
55    assert_eq!(size.width, 40f32, "width of node {:?}. Expected {}. Actual {}", node1, 40f32, size.width);
56    assert_eq!(size.height, 50f32, "height of node {:?}. Expected {}. Actual {}", node1, 50f32, size.height);
57    assert_eq!(location.x, 0f32, "x of node {:?}. Expected {}. Actual {}", node1, 0f32, location.x);
58    assert_eq!(location.y, 0f32, "y of node {:?}. Expected {}. Actual {}", node1, 0f32, location.y);
59    let Layout { size, location, .. } = taffy.layout(node2).unwrap();
60    assert_eq!(size.width, 40f32, "width of node {:?}. Expected {}. Actual {}", node2, 40f32, size.width);
61    assert_eq!(size.height, 50f32, "height of node {:?}. Expected {}. Actual {}", node2, 50f32, size.height);
62    assert_eq!(location.x, 40f32, "x of node {:?}. Expected {}. Actual {}", node2, 40f32, location.x);
63    assert_eq!(location.y, 0f32, "y of node {:?}. Expected {}. Actual {}", node2, 0f32, location.y);
64    let Layout { size, location, .. } = taffy.layout(node3).unwrap();
65    assert_eq!(size.width, 40f32, "width of node {:?}. Expected {}. Actual {}", node3, 40f32, size.width);
66    assert_eq!(size.height, 50f32, "height of node {:?}. Expected {}. Actual {}", node3, 50f32, size.height);
67    assert_eq!(location.x, 80f32, "x of node {:?}. Expected {}. Actual {}", node3, 80f32, location.x);
68    assert_eq!(location.y, 0f32, "y of node {:?}. Expected {}. Actual {}", node3, 0f32, location.y);
69    let Layout { size, location, .. } = taffy.layout(node4).unwrap();
70    assert_eq!(size.width, 40f32, "width of node {:?}. Expected {}. Actual {}", node4, 40f32, size.width);
71    assert_eq!(size.height, 80f32, "height of node {:?}. Expected {}. Actual {}", node4, 80f32, size.height);
72    assert_eq!(location.x, 0f32, "x of node {:?}. Expected {}. Actual {}", node4, 0f32, location.x);
73    assert_eq!(location.y, 50f32, "y of node {:?}. Expected {}. Actual {}", node4, 50f32, location.y);
74    let Layout { size, location, .. } = taffy.layout(node5).unwrap();
75    assert_eq!(size.width, 40f32, "width of node {:?}. Expected {}. Actual {}", node5, 40f32, size.width);
76    assert_eq!(size.height, 80f32, "height of node {:?}. Expected {}. Actual {}", node5, 80f32, size.height);
77    assert_eq!(location.x, 40f32, "x of node {:?}. Expected {}. Actual {}", node5, 40f32, location.x);
78    assert_eq!(location.y, 50f32, "y of node {:?}. Expected {}. Actual {}", node5, 50f32, location.y);
79    let Layout { size, location, .. } = taffy.layout(node6).unwrap();
80    assert_eq!(size.width, 40f32, "width of node {:?}. Expected {}. Actual {}", node6, 40f32, size.width);
81    assert_eq!(size.height, 80f32, "height of node {:?}. Expected {}. Actual {}", node6, 80f32, size.height);
82    assert_eq!(location.x, 80f32, "x of node {:?}. Expected {}. Actual {}", node6, 80f32, location.x);
83    assert_eq!(location.y, 50f32, "y of node {:?}. Expected {}. Actual {}", node6, 50f32, location.y);
84}