tawasuyu/taffy

1#[test]
2#[allow(non_snake_case)]
3fn undefined_width_with_min_max__border_box() {
4    #[allow(unused_imports)]
5    use taffy::{prelude::*, Layout};
6    let mut taffy = crate::new_test_tree();
7    let node0 = taffy
8        .new_leaf(taffy::style::Style {
9            min_size: taffy::geometry::Size { width: taffy::style::Dimension::from_length(0f32), height: auto() },
10            max_size: taffy::geometry::Size { width: taffy::style::Dimension::from_length(100f32), height: auto() },
11            ..Default::default()
12        })
13        .unwrap();
14    let node = taffy
15        .new_with_children(
16            taffy::style::Style {
17                flex_direction: taffy::style::FlexDirection::Column,
18                size: taffy::geometry::Size { width: auto(), height: taffy::style::Dimension::from_length(50f32) },
19                ..Default::default()
20            },
21            &[node0],
22        )
23        .unwrap();
24    taffy.compute_layout_with_measure(node, taffy::geometry::Size::MAX_CONTENT, crate::test_measure_function).unwrap();
25    println!("\nComputed tree:");
26    taffy.print_tree(node);
27    println!();
28    let layout = taffy.layout(node).unwrap();
29    let Layout { size, location, .. } = layout;
30    assert_eq!(size.width, 0f32, "width of node {:?}. Expected {}. Actual {}", node, 0f32, size.width);
31    assert_eq!(size.height, 50f32, "height of node {:?}. Expected {}. Actual {}", node, 50f32, size.height);
32    assert_eq!(location.x, 0f32, "x of node {:?}. Expected {}. Actual {}", node, 0f32, location.x);
33    assert_eq!(location.y, 0f32, "y of node {:?}. Expected {}. Actual {}", node, 0f32, location.y);
34    let layout = taffy.layout(node0).unwrap();
35    let Layout { size, location, .. } = layout;
36    assert_eq!(size.width, 0f32, "width of node {:?}. Expected {}. Actual {}", node0, 0f32, size.width);
37    assert_eq!(size.height, 0f32, "height of node {:?}. Expected {}. Actual {}", node0, 0f32, size.height);
38    assert_eq!(location.x, 0f32, "x of node {:?}. Expected {}. Actual {}", node0, 0f32, location.x);
39    assert_eq!(location.y, 0f32, "y of node {:?}. Expected {}. Actual {}", node0, 0f32, location.y);
40}
41
42#[test]
43#[allow(non_snake_case)]
44fn undefined_width_with_min_max__content_box() {
45    #[allow(unused_imports)]
46    use taffy::{prelude::*, Layout};
47    let mut taffy = crate::new_test_tree();
48    let node0 = taffy
49        .new_leaf(taffy::style::Style {
50            box_sizing: taffy::style::BoxSizing::ContentBox,
51            min_size: taffy::geometry::Size { width: taffy::style::Dimension::from_length(0f32), height: auto() },
52            max_size: taffy::geometry::Size { width: taffy::style::Dimension::from_length(100f32), height: auto() },
53            ..Default::default()
54        })
55        .unwrap();
56    let node = taffy
57        .new_with_children(
58            taffy::style::Style {
59                box_sizing: taffy::style::BoxSizing::ContentBox,
60                flex_direction: taffy::style::FlexDirection::Column,
61                size: taffy::geometry::Size { width: auto(), height: taffy::style::Dimension::from_length(50f32) },
62                ..Default::default()
63            },
64            &[node0],
65        )
66        .unwrap();
67    taffy.compute_layout_with_measure(node, taffy::geometry::Size::MAX_CONTENT, crate::test_measure_function).unwrap();
68    println!("\nComputed tree:");
69    taffy.print_tree(node);
70    println!();
71    let layout = taffy.layout(node).unwrap();
72    let Layout { size, location, .. } = layout;
73    assert_eq!(size.width, 0f32, "width of node {:?}. Expected {}. Actual {}", node, 0f32, size.width);
74    assert_eq!(size.height, 50f32, "height of node {:?}. Expected {}. Actual {}", node, 50f32, size.height);
75    assert_eq!(location.x, 0f32, "x of node {:?}. Expected {}. Actual {}", node, 0f32, location.x);
76    assert_eq!(location.y, 0f32, "y of node {:?}. Expected {}. Actual {}", node, 0f32, location.y);
77    let layout = taffy.layout(node0).unwrap();
78    let Layout { size, location, .. } = layout;
79    assert_eq!(size.width, 0f32, "width of node {:?}. Expected {}. Actual {}", node0, 0f32, size.width);
80    assert_eq!(size.height, 0f32, "height of node {:?}. Expected {}. Actual {}", node0, 0f32, size.height);
81    assert_eq!(location.x, 0f32, "x of node {:?}. Expected {}. Actual {}", node0, 0f32, location.x);
82    assert_eq!(location.y, 0f32, "y of node {:?}. Expected {}. Actual {}", node0, 0f32, location.y);
83}