tawasuyu/taffy

1#[test]
2fn overflow_main_axis_shrink_hidden() {
3    #[allow(unused_imports)]
4    use taffy::{prelude::*, tree::Layout};
5    let mut taffy = taffy::Taffy::new();
6    let node0 = taffy
7        .new_leaf_with_measure(
8            taffy::style::Style {
9                overflow: taffy::geometry::Point {
10                    x: taffy::style::Overflow::Hidden,
11                    y: taffy::style::Overflow::Hidden,
12                },
13                scrollbar_width: 15f32,
14                flex_shrink: 1f32,
15                ..Default::default()
16            },
17            taffy::tree::MeasureFunc::Raw(|known_dimensions, available_space| {
18                const TEXT: &str = "HHHHHHHHHH";
19                super::measure_standard_text(
20                    known_dimensions,
21                    available_space,
22                    TEXT,
23                    super::WritingMode::Horizontal,
24                    None,
25                )
26            }),
27        )
28        .unwrap();
29    let node = taffy
30        .new_with_children(
31            taffy::style::Style {
32                size: taffy::geometry::Size {
33                    width: taffy::style::Dimension::Length(50f32),
34                    height: taffy::style::Dimension::Length(50f32),
35                },
36                ..Default::default()
37            },
38            &[node0],
39        )
40        .unwrap();
41    taffy.compute_layout(node, taffy::geometry::Size::MAX_CONTENT).unwrap();
42    println!("\nComputed tree:");
43    taffy::util::print_tree(&taffy, node);
44    println!();
45    let Layout { size, location, .. } = taffy.layout(node).unwrap();
46    assert_eq!(size.width, 50f32, "width of node {:?}. Expected {}. Actual {}", node, 50f32, size.width);
47    assert_eq!(size.height, 50f32, "height of node {:?}. Expected {}. Actual {}", node, 50f32, size.height);
48    assert_eq!(location.x, 0f32, "x of node {:?}. Expected {}. Actual {}", node, 0f32, location.x);
49    assert_eq!(location.y, 0f32, "y of node {:?}. Expected {}. Actual {}", node, 0f32, location.y);
50    let Layout { size, location, .. } = taffy.layout(node0).unwrap();
51    assert_eq!(size.width, 50f32, "width of node {:?}. Expected {}. Actual {}", node0, 50f32, size.width);
52    assert_eq!(size.height, 50f32, "height of node {:?}. Expected {}. Actual {}", node0, 50f32, size.height);
53    assert_eq!(location.x, 0f32, "x of node {:?}. Expected {}. Actual {}", node0, 0f32, location.x);
54    assert_eq!(location.y, 0f32, "y of node {:?}. Expected {}. Actual {}", node0, 0f32, location.y);
55}