tawasuyu/taffy

1#[test]
2fn min_height_overrides_max_height() {
3    #[allow(unused_imports)]
4    use taffy::{prelude::*, tree::Layout, TaffyTree};
5    let mut taffy: TaffyTree<crate::TextMeasure> = TaffyTree::new();
6    let node0 = taffy
7        .new_leaf(taffy::style::Style {
8            min_size: taffy::geometry::Size { width: auto(), height: taffy::style::Dimension::Length(100f32) },
9            max_size: taffy::geometry::Size { width: auto(), height: taffy::style::Dimension::Length(50f32) },
10            ..Default::default()
11        })
12        .unwrap();
13    let node = taffy.new_with_children(taffy::style::Style { ..Default::default() }, &[node0]).unwrap();
14    taffy.compute_layout_with_measure(node, taffy::geometry::Size::MAX_CONTENT, crate::test_measure_function).unwrap();
15    println!("\nComputed tree:");
16    taffy.print_tree(node);
17    println!();
18    #[cfg_attr(not(feature = "content_size"), allow(unused_variables))]
19    let layout @ Layout { size, location, .. } = taffy.layout(node).unwrap();
20    assert_eq!(size.width, 0f32, "width of node {:?}. Expected {}. Actual {}", node, 0f32, size.width);
21    assert_eq!(size.height, 100f32, "height of node {:?}. Expected {}. Actual {}", node, 100f32, size.height);
22    assert_eq!(location.x, 0f32, "x of node {:?}. Expected {}. Actual {}", node, 0f32, location.x);
23    assert_eq!(location.y, 0f32, "y of node {:?}. Expected {}. Actual {}", node, 0f32, location.y);
24    #[cfg(feature = "content_size")]
25    assert_eq!(
26        layout.scroll_width(),
27        0f32,
28        "scroll_width of node {:?}. Expected {}. Actual {}",
29        node,
30        0f32,
31        layout.scroll_width()
32    );
33    #[cfg(feature = "content_size")]
34    assert_eq!(
35        layout.scroll_height(),
36        0f32,
37        "scroll_height of node {:?}. Expected {}. Actual {}",
38        node,
39        0f32,
40        layout.scroll_height()
41    );
42    #[cfg_attr(not(feature = "content_size"), allow(unused_variables))]
43    let layout @ Layout { size, location, .. } = taffy.layout(node0).unwrap();
44    assert_eq!(size.width, 0f32, "width of node {:?}. Expected {}. Actual {}", node0, 0f32, size.width);
45    assert_eq!(size.height, 100f32, "height of node {:?}. Expected {}. Actual {}", node0, 100f32, size.height);
46    assert_eq!(location.x, 0f32, "x of node {:?}. Expected {}. Actual {}", node0, 0f32, location.x);
47    assert_eq!(location.y, 0f32, "y of node {:?}. Expected {}. Actual {}", node0, 0f32, location.y);
48    #[cfg(feature = "content_size")]
49    assert_eq!(
50        layout.scroll_width(),
51        0f32,
52        "scroll_width of node {:?}. Expected {}. Actual {}",
53        node0,
54        0f32,
55        layout.scroll_width()
56    );
57    #[cfg(feature = "content_size")]
58    assert_eq!(
59        layout.scroll_height(),
60        0f32,
61        "scroll_height of node {:?}. Expected {}. Actual {}",
62        node0,
63        0f32,
64        layout.scroll_height()
65    );
66}