tawasuyu/taffy

1#[test]
2fn bevy_issue_7976_3_level() {
3    #[allow(unused_imports)]
4    use taffy::{prelude::*, tree::Layout, TaffyTree};
5    let mut taffy: TaffyTree<crate::TextMeasure> = TaffyTree::new();
6    let node00 = taffy
7        .new_leaf(taffy::style::Style {
8            size: taffy::geometry::Size {
9                width: taffy::style::Dimension::Percent(1f32),
10                height: taffy::style::Dimension::Percent(1f32),
11            },
12            padding: taffy::geometry::Rect {
13                left: taffy::style::LengthPercentage::Length(5f32),
14                right: taffy::style::LengthPercentage::Length(5f32),
15                top: taffy::style::LengthPercentage::Length(5f32),
16                bottom: taffy::style::LengthPercentage::Length(5f32),
17            },
18            ..Default::default()
19        })
20        .unwrap();
21    let node0 = taffy
22        .new_with_children(
23            taffy::style::Style {
24                min_size: taffy::geometry::Size {
25                    width: taffy::style::Dimension::Length(40f32),
26                    height: taffy::style::Dimension::Length(40f32),
27                },
28                margin: taffy::geometry::Rect {
29                    left: taffy::style::LengthPercentageAuto::Length(5f32),
30                    right: taffy::style::LengthPercentageAuto::Length(5f32),
31                    top: taffy::style::LengthPercentageAuto::Length(5f32),
32                    bottom: taffy::style::LengthPercentageAuto::Length(5f32),
33                },
34                padding: taffy::geometry::Rect {
35                    left: taffy::style::LengthPercentage::Length(5f32),
36                    right: taffy::style::LengthPercentage::Length(5f32),
37                    top: taffy::style::LengthPercentage::Length(5f32),
38                    bottom: taffy::style::LengthPercentage::Length(5f32),
39                },
40                ..Default::default()
41            },
42            &[node00],
43        )
44        .unwrap();
45    let node = taffy
46        .new_with_children(
47            taffy::style::Style {
48                align_content: Some(taffy::style::AlignContent::Start),
49                size: taffy::geometry::Size {
50                    width: taffy::style::Dimension::Length(200f32),
51                    height: taffy::style::Dimension::Length(200f32),
52                },
53                ..Default::default()
54            },
55            &[node0],
56        )
57        .unwrap();
58    taffy.compute_layout_with_measure(node, taffy::geometry::Size::MAX_CONTENT, crate::test_measure_function).unwrap();
59    println!("\nComputed tree:");
60    taffy.print_tree(node);
61    println!();
62    #[cfg_attr(not(feature = "content_size"), allow(unused_variables))]
63    let layout @ Layout { size, location, .. } = taffy.layout(node).unwrap();
64    assert_eq!(size.width, 200f32, "width of node {:?}. Expected {}. Actual {}", node, 200f32, size.width);
65    assert_eq!(size.height, 200f32, "height of node {:?}. Expected {}. Actual {}", node, 200f32, size.height);
66    assert_eq!(location.x, 0f32, "x of node {:?}. Expected {}. Actual {}", node, 0f32, location.x);
67    assert_eq!(location.y, 0f32, "y of node {:?}. Expected {}. Actual {}", node, 0f32, location.y);
68    #[cfg(feature = "content_size")]
69    assert_eq!(
70        layout.scroll_width(),
71        0f32,
72        "scroll_width of node {:?}. Expected {}. Actual {}",
73        node,
74        0f32,
75        layout.scroll_width()
76    );
77    #[cfg(feature = "content_size")]
78    assert_eq!(
79        layout.scroll_height(),
80        0f32,
81        "scroll_height of node {:?}. Expected {}. Actual {}",
82        node,
83        0f32,
84        layout.scroll_height()
85    );
86    #[cfg_attr(not(feature = "content_size"), allow(unused_variables))]
87    let layout @ Layout { size, location, .. } = taffy.layout(node0).unwrap();
88    assert_eq!(size.width, 40f32, "width of node {:?}. Expected {}. Actual {}", node0, 40f32, size.width);
89    assert_eq!(size.height, 190f32, "height of node {:?}. Expected {}. Actual {}", node0, 190f32, size.height);
90    assert_eq!(location.x, 5f32, "x of node {:?}. Expected {}. Actual {}", node0, 5f32, location.x);
91    assert_eq!(location.y, 5f32, "y of node {:?}. Expected {}. Actual {}", node0, 5f32, location.y);
92    #[cfg(feature = "content_size")]
93    assert_eq!(
94        layout.scroll_width(),
95        0f32,
96        "scroll_width of node {:?}. Expected {}. Actual {}",
97        node0,
98        0f32,
99        layout.scroll_width()
100    );
101    #[cfg(feature = "content_size")]
102    assert_eq!(
103        layout.scroll_height(),
104        0f32,
105        "scroll_height of node {:?}. Expected {}. Actual {}",
106        node0,
107        0f32,
108        layout.scroll_height()
109    );
110    #[cfg_attr(not(feature = "content_size"), allow(unused_variables))]
111    let layout @ Layout { size, location, .. } = taffy.layout(node00).unwrap();
112    assert_eq!(size.width, 30f32, "width of node {:?}. Expected {}. Actual {}", node00, 30f32, size.width);
113    assert_eq!(size.height, 180f32, "height of node {:?}. Expected {}. Actual {}", node00, 180f32, size.height);
114    assert_eq!(location.x, 5f32, "x of node {:?}. Expected {}. Actual {}", node00, 5f32, location.x);
115    assert_eq!(location.y, 5f32, "y of node {:?}. Expected {}. Actual {}", node00, 5f32, location.y);
116    #[cfg(feature = "content_size")]
117    assert_eq!(
118        layout.scroll_width(),
119        0f32,
120        "scroll_width of node {:?}. Expected {}. Actual {}",
121        node00,
122        0f32,
123        layout.scroll_width()
124    );
125    #[cfg(feature = "content_size")]
126    assert_eq!(
127        layout.scroll_height(),
128        0f32,
129        "scroll_height of node {:?}. Expected {}. Actual {}",
130        node00,
131        0f32,
132        layout.scroll_height()
133    );
134}