tawasuyu/taffy

1#[test]
2fn min_max_percent_different_width_height() {
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
8        .new_leaf_with_measure(
9            taffy::style::Style {
10                min_size: taffy::geometry::Size {
11                    width: taffy::style::Dimension::Percent(0.1f32),
12                    height: taffy::style::Dimension::Percent(0.1f32),
13                },
14                max_size: taffy::geometry::Size {
15                    width: taffy::style::Dimension::Percent(0.1f32),
16                    height: taffy::style::Dimension::Percent(0.1f32),
17                },
18                ..Default::default()
19            },
20            taffy::node::MeasureFunc::Raw(|known_dimensions, available_space| {
21                const TEXT: &str = "\n  ";
22                super::measure_standard_text(
23                    known_dimensions,
24                    available_space,
25                    TEXT,
26                    super::WritingMode::Horizontal,
27                    None,
28                )
29            }),
30        )
31        .unwrap();
32    let node = taffy
33        .new_with_children(
34            taffy::style::Style {
35                flex_direction: taffy::style::FlexDirection::Column,
36                align_items: Some(taffy::style::AlignItems::FlexStart),
37                size: taffy::geometry::Size {
38                    width: taffy::style::Dimension::Points(100f32),
39                    height: taffy::style::Dimension::Points(200f32),
40                },
41                ..Default::default()
42            },
43            &[node0],
44        )
45        .unwrap();
46    taffy.compute_layout(node, taffy::geometry::Size::MAX_CONTENT).unwrap();
47    println!("\nComputed tree:");
48    taffy::debug::print_tree(&taffy, node);
49    println!();
50    let Layout { size, location, .. } = taffy.layout(node).unwrap();
51    assert_eq!(size.width, 100f32, "width of node {:?}. Expected {}. Actual {}", node.data(), 100f32, size.width);
52    assert_eq!(size.height, 200f32, "height of node {:?}. Expected {}. Actual {}", node.data(), 200f32, size.height);
53    assert_eq!(location.x, 0f32, "x of node {:?}. Expected {}. Actual {}", node.data(), 0f32, location.x);
54    assert_eq!(location.y, 0f32, "y of node {:?}. Expected {}. Actual {}", node.data(), 0f32, location.y);
55    let Layout { size, location, .. } = taffy.layout(node0).unwrap();
56    assert_eq!(size.width, 10f32, "width of node {:?}. Expected {}. Actual {}", node0.data(), 10f32, size.width);
57    assert_eq!(size.height, 20f32, "height of node {:?}. Expected {}. Actual {}", node0.data(), 20f32, size.height);
58    assert_eq!(location.x, 0f32, "x of node {:?}. Expected {}. Actual {}", node0.data(), 0f32, location.x);
59    assert_eq!(location.y, 0f32, "y of node {:?}. Expected {}. Actual {}", node0.data(), 0f32, location.y);
60}