tawasuyu/taffy

1#[test]
2fn grid_absolute_with_padding_and_margin() {
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(taffy::style::Style {
9            position: taffy::style::Position::Absolute,
10            margin: taffy::geometry::Rect {
11                left: taffy::style::LengthPercentageAuto::Points(4f32),
12                right: taffy::style::LengthPercentageAuto::Points(2f32),
13                top: taffy::style::LengthPercentageAuto::Points(1f32),
14                bottom: taffy::style::LengthPercentageAuto::Points(3f32),
15            },
16            inset: taffy::geometry::Rect {
17                left: auto(),
18                right: taffy::style::LengthPercentageAuto::Points(0f32),
19                top: taffy::style::LengthPercentageAuto::Points(0f32),
20                bottom: auto(),
21            },
22            ..Default::default()
23        })
24        .unwrap();
25    let node1 = taffy
26        .new_leaf(taffy::style::Style {
27            position: taffy::style::Position::Absolute,
28            margin: taffy::geometry::Rect {
29                left: taffy::style::LengthPercentageAuto::Points(4f32),
30                right: taffy::style::LengthPercentageAuto::Points(2f32),
31                top: taffy::style::LengthPercentageAuto::Points(1f32),
32                bottom: taffy::style::LengthPercentageAuto::Points(3f32),
33            },
34            inset: taffy::geometry::Rect {
35                left: taffy::style::LengthPercentageAuto::Points(10f32),
36                right: auto(),
37                top: auto(),
38                bottom: taffy::style::LengthPercentageAuto::Points(10f32),
39            },
40            ..Default::default()
41        })
42        .unwrap();
43    let node2 = taffy.new_leaf(taffy::style::Style { ..Default::default() }).unwrap();
44    let node3 = taffy.new_leaf(taffy::style::Style { ..Default::default() }).unwrap();
45    let node4 = taffy.new_leaf(taffy::style::Style { ..Default::default() }).unwrap();
46    let node5 = taffy.new_leaf(taffy::style::Style { ..Default::default() }).unwrap();
47    let node6 = taffy.new_leaf(taffy::style::Style { ..Default::default() }).unwrap();
48    let node7 = taffy.new_leaf(taffy::style::Style { ..Default::default() }).unwrap();
49    let node8 = taffy.new_leaf(taffy::style::Style { ..Default::default() }).unwrap();
50    let node = taffy
51        .new_with_children(
52            taffy::style::Style {
53                display: taffy::style::Display::Grid,
54                grid_template_rows: vec![points(40f32), points(40f32), points(40f32)],
55                grid_template_columns: vec![points(40f32), points(40f32), points(40f32)],
56                padding: taffy::geometry::Rect {
57                    left: taffy::style::LengthPercentage::Points(40f32),
58                    right: taffy::style::LengthPercentage::Points(20f32),
59                    top: taffy::style::LengthPercentage::Points(10f32),
60                    bottom: taffy::style::LengthPercentage::Points(30f32),
61                },
62                ..Default::default()
63            },
64            &[node0, node1, node2, node3, node4, node5, node6, node7, node8],
65        )
66        .unwrap();
67    taffy.compute_layout(node, taffy::geometry::Size::MAX_CONTENT).unwrap();
68    println!("\nComputed tree:");
69    taffy::debug::print_tree(&taffy, node);
70    println!();
71    let Layout { size, location, .. } = taffy.layout(node).unwrap();
72    assert_eq!(size.width, 180f32, "width of node {:?}. Expected {}. Actual {}", node.data(), 180f32, size.width);
73    assert_eq!(size.height, 160f32, "height of node {:?}. Expected {}. Actual {}", node.data(), 160f32, size.height);
74    assert_eq!(location.x, 0f32, "x of node {:?}. Expected {}. Actual {}", node.data(), 0f32, location.x);
75    assert_eq!(location.y, 0f32, "y of node {:?}. Expected {}. Actual {}", node.data(), 0f32, location.y);
76    let Layout { size, location, .. } = taffy.layout(node0).unwrap();
77    assert_eq!(size.width, 0f32, "width of node {:?}. Expected {}. Actual {}", node0.data(), 0f32, size.width);
78    assert_eq!(size.height, 0f32, "height of node {:?}. Expected {}. Actual {}", node0.data(), 0f32, size.height);
79    assert_eq!(location.x, 178f32, "x of node {:?}. Expected {}. Actual {}", node0.data(), 178f32, location.x);
80    assert_eq!(location.y, 1f32, "y of node {:?}. Expected {}. Actual {}", node0.data(), 1f32, location.y);
81    let Layout { size, location, .. } = taffy.layout(node1).unwrap();
82    assert_eq!(size.width, 0f32, "width of node {:?}. Expected {}. Actual {}", node1.data(), 0f32, size.width);
83    assert_eq!(size.height, 0f32, "height of node {:?}. Expected {}. Actual {}", node1.data(), 0f32, size.height);
84    assert_eq!(location.x, 14f32, "x of node {:?}. Expected {}. Actual {}", node1.data(), 14f32, location.x);
85    assert_eq!(location.y, 147f32, "y of node {:?}. Expected {}. Actual {}", node1.data(), 147f32, location.y);
86    let Layout { size, location, .. } = taffy.layout(node2).unwrap();
87    assert_eq!(size.width, 40f32, "width of node {:?}. Expected {}. Actual {}", node2.data(), 40f32, size.width);
88    assert_eq!(size.height, 40f32, "height of node {:?}. Expected {}. Actual {}", node2.data(), 40f32, size.height);
89    assert_eq!(location.x, 40f32, "x of node {:?}. Expected {}. Actual {}", node2.data(), 40f32, location.x);
90    assert_eq!(location.y, 10f32, "y of node {:?}. Expected {}. Actual {}", node2.data(), 10f32, location.y);
91    let Layout { size, location, .. } = taffy.layout(node3).unwrap();
92    assert_eq!(size.width, 40f32, "width of node {:?}. Expected {}. Actual {}", node3.data(), 40f32, size.width);
93    assert_eq!(size.height, 40f32, "height of node {:?}. Expected {}. Actual {}", node3.data(), 40f32, size.height);
94    assert_eq!(location.x, 80f32, "x of node {:?}. Expected {}. Actual {}", node3.data(), 80f32, location.x);
95    assert_eq!(location.y, 10f32, "y of node {:?}. Expected {}. Actual {}", node3.data(), 10f32, location.y);
96    let Layout { size, location, .. } = taffy.layout(node4).unwrap();
97    assert_eq!(size.width, 40f32, "width of node {:?}. Expected {}. Actual {}", node4.data(), 40f32, size.width);
98    assert_eq!(size.height, 40f32, "height of node {:?}. Expected {}. Actual {}", node4.data(), 40f32, size.height);
99    assert_eq!(location.x, 120f32, "x of node {:?}. Expected {}. Actual {}", node4.data(), 120f32, location.x);
100    assert_eq!(location.y, 10f32, "y of node {:?}. Expected {}. Actual {}", node4.data(), 10f32, location.y);
101    let Layout { size, location, .. } = taffy.layout(node5).unwrap();
102    assert_eq!(size.width, 40f32, "width of node {:?}. Expected {}. Actual {}", node5.data(), 40f32, size.width);
103    assert_eq!(size.height, 40f32, "height of node {:?}. Expected {}. Actual {}", node5.data(), 40f32, size.height);
104    assert_eq!(location.x, 40f32, "x of node {:?}. Expected {}. Actual {}", node5.data(), 40f32, location.x);
105    assert_eq!(location.y, 50f32, "y of node {:?}. Expected {}. Actual {}", node5.data(), 50f32, location.y);
106    let Layout { size, location, .. } = taffy.layout(node6).unwrap();
107    assert_eq!(size.width, 40f32, "width of node {:?}. Expected {}. Actual {}", node6.data(), 40f32, size.width);
108    assert_eq!(size.height, 40f32, "height of node {:?}. Expected {}. Actual {}", node6.data(), 40f32, size.height);
109    assert_eq!(location.x, 80f32, "x of node {:?}. Expected {}. Actual {}", node6.data(), 80f32, location.x);
110    assert_eq!(location.y, 50f32, "y of node {:?}. Expected {}. Actual {}", node6.data(), 50f32, location.y);
111    let Layout { size, location, .. } = taffy.layout(node7).unwrap();
112    assert_eq!(size.width, 40f32, "width of node {:?}. Expected {}. Actual {}", node7.data(), 40f32, size.width);
113    assert_eq!(size.height, 40f32, "height of node {:?}. Expected {}. Actual {}", node7.data(), 40f32, size.height);
114    assert_eq!(location.x, 120f32, "x of node {:?}. Expected {}. Actual {}", node7.data(), 120f32, location.x);
115    assert_eq!(location.y, 50f32, "y of node {:?}. Expected {}. Actual {}", node7.data(), 50f32, location.y);
116    let Layout { size, location, .. } = taffy.layout(node8).unwrap();
117    assert_eq!(size.width, 40f32, "width of node {:?}. Expected {}. Actual {}", node8.data(), 40f32, size.width);
118    assert_eq!(size.height, 40f32, "height of node {:?}. Expected {}. Actual {}", node8.data(), 40f32, size.height);
119    assert_eq!(location.x, 40f32, "x of node {:?}. Expected {}. Actual {}", node8.data(), 40f32, location.x);
120    assert_eq!(location.y, 90f32, "y of node {:?}. Expected {}. Actual {}", node8.data(), 90f32, location.y);
121}