1#[test]
2fn margin_auto_left_child_bigger_than_parent() {
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 size: taffy::geometry::Size {
10 width: taffy::style::Dimension::Points(72f32),
11 height: taffy::style::Dimension::Points(72f32),
12 },
13 margin: taffy::geometry::Rect {
14 left: taffy::style::LengthPercentageAuto::Auto,
15 right: zero(),
16 top: zero(),
17 bottom: zero(),
18 },
19 ..Default::default()
20 })
21 .unwrap();
22 let node = taffy
23 .new_with_children(
24 taffy::style::Style {
25 justify_content: Some(taffy::style::JustifyContent::Center),
26 size: taffy::geometry::Size {
27 width: taffy::style::Dimension::Points(52f32),
28 height: taffy::style::Dimension::Points(52f32),
29 },
30 ..Default::default()
31 },
32 &[node0],
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, 52f32, "width of node {:?}. Expected {}. Actual {}", node.data(), 52f32, size.width);
41 assert_eq!(size.height, 52f32, "height of node {:?}. Expected {}. Actual {}", node.data(), 52f32, 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, 52f32, "width of node {:?}. Expected {}. Actual {}", node0.data(), 52f32, size.width);
46 assert_eq!(size.height, 72f32, "height of node {:?}. Expected {}. Actual {}", node0.data(), 72f32, 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}