tawasuyu/taffy

1#[test]
2fn grid_span_2_min_content_auto_indefinite_hidden() {
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
10        .new_leaf_with_measure(
11            taffy::style::Style {
12                overflow: taffy::geometry::Point {
13                    x: taffy::style::Overflow::Hidden,
14                    y: taffy::style::Overflow::Hidden,
15                },
16                grid_column: taffy::geometry::Line { start: line(1i16), end: taffy::style::GridPlacement::Span(2u16) },
17                ..Default::default()
18            },
19            taffy::node::MeasureFunc::Raw(|known_dimensions, available_space| {
20                const TEXT: &str = "HHHH\u{200b}HHHH";
21                super::measure_standard_text(
22                    known_dimensions,
23                    available_space,
24                    TEXT,
25                    super::WritingMode::Horizontal,
26                    None,
27                )
28            }),
29        )
30        .unwrap();
31    let node = taffy
32        .new_with_children(
33            taffy::style::Style {
34                display: taffy::style::Display::Grid,
35                grid_template_rows: vec![points(40f32)],
36                grid_template_columns: vec![min_content(), auto()],
37                ..Default::default()
38            },
39            &[node0, node1, node2],
40        )
41        .unwrap();
42    taffy.compute_layout(node, taffy::geometry::Size::MAX_CONTENT).unwrap();
43    println!("\nComputed tree:");
44    taffy::debug::print_tree(&taffy, node);
45    println!();
46    let Layout { size, location, .. } = taffy.layout(node).unwrap();
47    assert_eq!(size.width, 80f32, "width of node {:?}. Expected {}. Actual {}", node.data(), 80f32, size.width);
48    assert_eq!(size.height, 50f32, "height of node {:?}. Expected {}. Actual {}", node.data(), 50f32, size.height);
49    assert_eq!(location.x, 0f32, "x of node {:?}. Expected {}. Actual {}", node.data(), 0f32, location.x);
50    assert_eq!(location.y, 0f32, "y of node {:?}. Expected {}. Actual {}", node.data(), 0f32, location.y);
51    let Layout { size, location, .. } = taffy.layout(node0).unwrap();
52    assert_eq!(size.width, 40f32, "width of node {:?}. Expected {}. Actual {}", node0.data(), 40f32, size.width);
53    assert_eq!(size.height, 40f32, "height of node {:?}. Expected {}. Actual {}", node0.data(), 40f32, size.height);
54    assert_eq!(location.x, 0f32, "x of node {:?}. Expected {}. Actual {}", node0.data(), 0f32, location.x);
55    assert_eq!(location.y, 0f32, "y of node {:?}. Expected {}. Actual {}", node0.data(), 0f32, location.y);
56    let Layout { size, location, .. } = taffy.layout(node1).unwrap();
57    assert_eq!(size.width, 40f32, "width of node {:?}. Expected {}. Actual {}", node1.data(), 40f32, size.width);
58    assert_eq!(size.height, 40f32, "height of node {:?}. Expected {}. Actual {}", node1.data(), 40f32, size.height);
59    assert_eq!(location.x, 40f32, "x of node {:?}. Expected {}. Actual {}", node1.data(), 40f32, location.x);
60    assert_eq!(location.y, 0f32, "y of node {:?}. Expected {}. Actual {}", node1.data(), 0f32, location.y);
61    let Layout { size, location, .. } = taffy.layout(node2).unwrap();
62    assert_eq!(size.width, 80f32, "width of node {:?}. Expected {}. Actual {}", node2.data(), 80f32, size.width);
63    assert_eq!(size.height, 10f32, "height of node {:?}. Expected {}. Actual {}", node2.data(), 10f32, size.height);
64    assert_eq!(location.x, 0f32, "x of node {:?}. Expected {}. Actual {}", node2.data(), 0f32, location.x);
65    assert_eq!(location.y, 40f32, "y of node {:?}. Expected {}. Actual {}", node2.data(), 40f32, location.y);
66}