1#[test]
2fn grid_gap() {
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.new_leaf(taffy::style::Style { ..Default::default() }).unwrap();
8 let node1 = taffy.new_leaf(taffy::style::Style { ..Default::default() }).unwrap();
9 let node2 = taffy.new_leaf(taffy::style::Style { ..Default::default() }).unwrap();
10 let node3 = taffy.new_leaf(taffy::style::Style { ..Default::default() }).unwrap();
11 let node4 = taffy.new_leaf(taffy::style::Style { ..Default::default() }).unwrap();
12 let node5 = taffy.new_leaf(taffy::style::Style { ..Default::default() }).unwrap();
13 let node6 = taffy.new_leaf(taffy::style::Style { ..Default::default() }).unwrap();
14 let node7 = taffy.new_leaf(taffy::style::Style { ..Default::default() }).unwrap();
15 let node8 = taffy.new_leaf(taffy::style::Style { ..Default::default() }).unwrap();
16 let node = taffy
17 .new_with_children(
18 taffy::style::Style {
19 display: taffy::style::Display::Grid,
20 gap: taffy::geometry::Size {
21 width: taffy::style::LengthPercentage::Points(40f32),
22 height: taffy::style::LengthPercentage::Points(40f32),
23 },
24 grid_template_rows: vec![points(40f32), points(40f32), points(40f32)],
25 grid_template_columns: vec![points(40f32), points(40f32), points(40f32)],
26 size: taffy::geometry::Size {
27 width: taffy::style::Dimension::Points(200f32),
28 height: taffy::style::Dimension::Points(200f32),
29 },
30 ..Default::default()
31 },
32 &[node0, node1, node2, node3, node4, node5, node6, node7, node8],
33 )
34 .unwrap();
35 taffy.compute_layout(node, taffy::geometry::Size::MAX_CONTENT).unwrap();
36 println!("\nComputed tree:");
37 taffy::debug::print_tree(&taffy, node);
38 println!();
39 let Layout { size, location, .. } = taffy.layout(node).unwrap();
40 assert_eq!(size.width, 200f32, "width of node {:?}. Expected {}. Actual {}", node.data(), 200f32, size.width);
41 assert_eq!(size.height, 200f32, "height of node {:?}. Expected {}. Actual {}", node.data(), 200f32, size.height);
42 assert_eq!(location.x, 0f32, "x of node {:?}. Expected {}. Actual {}", node.data(), 0f32, location.x);
43 assert_eq!(location.y, 0f32, "y of node {:?}. Expected {}. Actual {}", node.data(), 0f32, location.y);
44 let Layout { size, location, .. } = taffy.layout(node0).unwrap();
45 assert_eq!(size.width, 40f32, "width of node {:?}. Expected {}. Actual {}", node0.data(), 40f32, size.width);
46 assert_eq!(size.height, 40f32, "height of node {:?}. Expected {}. Actual {}", node0.data(), 40f32, size.height);
47 assert_eq!(location.x, 0f32, "x of node {:?}. Expected {}. Actual {}", node0.data(), 0f32, location.x);
48 assert_eq!(location.y, 0f32, "y of node {:?}. Expected {}. Actual {}", node0.data(), 0f32, location.y);
49 let Layout { size, location, .. } = taffy.layout(node1).unwrap();
50 assert_eq!(size.width, 40f32, "width of node {:?}. Expected {}. Actual {}", node1.data(), 40f32, size.width);
51 assert_eq!(size.height, 40f32, "height of node {:?}. Expected {}. Actual {}", node1.data(), 40f32, size.height);
52 assert_eq!(location.x, 80f32, "x of node {:?}. Expected {}. Actual {}", node1.data(), 80f32, location.x);
53 assert_eq!(location.y, 0f32, "y of node {:?}. Expected {}. Actual {}", node1.data(), 0f32, location.y);
54 let Layout { size, location, .. } = taffy.layout(node2).unwrap();
55 assert_eq!(size.width, 40f32, "width of node {:?}. Expected {}. Actual {}", node2.data(), 40f32, size.width);
56 assert_eq!(size.height, 40f32, "height of node {:?}. Expected {}. Actual {}", node2.data(), 40f32, size.height);
57 assert_eq!(location.x, 160f32, "x of node {:?}. Expected {}. Actual {}", node2.data(), 160f32, location.x);
58 assert_eq!(location.y, 0f32, "y of node {:?}. Expected {}. Actual {}", node2.data(), 0f32, location.y);
59 let Layout { size, location, .. } = taffy.layout(node3).unwrap();
60 assert_eq!(size.width, 40f32, "width of node {:?}. Expected {}. Actual {}", node3.data(), 40f32, size.width);
61 assert_eq!(size.height, 40f32, "height of node {:?}. Expected {}. Actual {}", node3.data(), 40f32, size.height);
62 assert_eq!(location.x, 0f32, "x of node {:?}. Expected {}. Actual {}", node3.data(), 0f32, location.x);
63 assert_eq!(location.y, 80f32, "y of node {:?}. Expected {}. Actual {}", node3.data(), 80f32, location.y);
64 let Layout { size, location, .. } = taffy.layout(node4).unwrap();
65 assert_eq!(size.width, 40f32, "width of node {:?}. Expected {}. Actual {}", node4.data(), 40f32, size.width);
66 assert_eq!(size.height, 40f32, "height of node {:?}. Expected {}. Actual {}", node4.data(), 40f32, size.height);
67 assert_eq!(location.x, 80f32, "x of node {:?}. Expected {}. Actual {}", node4.data(), 80f32, location.x);
68 assert_eq!(location.y, 80f32, "y of node {:?}. Expected {}. Actual {}", node4.data(), 80f32, location.y);
69 let Layout { size, location, .. } = taffy.layout(node5).unwrap();
70 assert_eq!(size.width, 40f32, "width of node {:?}. Expected {}. Actual {}", node5.data(), 40f32, size.width);
71 assert_eq!(size.height, 40f32, "height of node {:?}. Expected {}. Actual {}", node5.data(), 40f32, size.height);
72 assert_eq!(location.x, 160f32, "x of node {:?}. Expected {}. Actual {}", node5.data(), 160f32, location.x);
73 assert_eq!(location.y, 80f32, "y of node {:?}. Expected {}. Actual {}", node5.data(), 80f32, location.y);
74 let Layout { size, location, .. } = taffy.layout(node6).unwrap();
75 assert_eq!(size.width, 40f32, "width of node {:?}. Expected {}. Actual {}", node6.data(), 40f32, size.width);
76 assert_eq!(size.height, 40f32, "height of node {:?}. Expected {}. Actual {}", node6.data(), 40f32, size.height);
77 assert_eq!(location.x, 0f32, "x of node {:?}. Expected {}. Actual {}", node6.data(), 0f32, location.x);
78 assert_eq!(location.y, 160f32, "y of node {:?}. Expected {}. Actual {}", node6.data(), 160f32, location.y);
79 let Layout { size, location, .. } = taffy.layout(node7).unwrap();
80 assert_eq!(size.width, 40f32, "width of node {:?}. Expected {}. Actual {}", node7.data(), 40f32, size.width);
81 assert_eq!(size.height, 40f32, "height of node {:?}. Expected {}. Actual {}", node7.data(), 40f32, size.height);
82 assert_eq!(location.x, 80f32, "x of node {:?}. Expected {}. Actual {}", node7.data(), 80f32, location.x);
83 assert_eq!(location.y, 160f32, "y of node {:?}. Expected {}. Actual {}", node7.data(), 160f32, location.y);
84 let Layout { size, location, .. } = taffy.layout(node8).unwrap();
85 assert_eq!(size.width, 40f32, "width of node {:?}. Expected {}. Actual {}", node8.data(), 40f32, size.width);
86 assert_eq!(size.height, 40f32, "height of node {:?}. Expected {}. Actual {}", node8.data(), 40f32, size.height);
87 assert_eq!(location.x, 160f32, "x of node {:?}. Expected {}. Actual {}", node8.data(), 160f32, location.x);
88 assert_eq!(location.y, 160f32, "y of node {:?}. Expected {}. Actual {}", node8.data(), 160f32, location.y);
89}