1#[test]
2fn flex_basis_zero_undefined_main_size() {
3 use slotmap::Key;
4 #[allow(unused_imports)]
5 use taffy::{layout::Layout, prelude::*};
6 let mut taffy = taffy::Taffy::new();
7 let node00 = taffy
8 .new_leaf(taffy::style::Style {
9 size: taffy::geometry::Size {
10 width: taffy::style::Dimension::Points(100f32),
11 height: taffy::style::Dimension::Points(50f32),
12 },
13 ..Default::default()
14 })
15 .unwrap();
16 let node0 = taffy
17 .new_with_children(
18 taffy::style::Style {
19 flex_direction: taffy::style::FlexDirection::Column,
20 flex_basis: taffy::style::Dimension::Points(0f32),
21 ..Default::default()
22 },
23 &[node00],
24 )
25 .unwrap();
26 let node = taffy.new_with_children(taffy::style::Style { ..Default::default() }, &[node0]).unwrap();
27 taffy.compute_layout(node, taffy::geometry::Size::MAX_CONTENT).unwrap();
28 println!("\nComputed tree:");
29 taffy::debug::print_tree(&taffy, node);
30 println!();
31 let Layout { size, location, .. } = taffy.layout(node).unwrap();
32 assert_eq!(size.width, 100f32, "width of node {:?}. Expected {}. Actual {}", node.data(), 100f32, size.width);
33 assert_eq!(size.height, 50f32, "height of node {:?}. Expected {}. Actual {}", node.data(), 50f32, size.height);
34 assert_eq!(location.x, 0f32, "x of node {:?}. Expected {}. Actual {}", node.data(), 0f32, location.x);
35 assert_eq!(location.y, 0f32, "y of node {:?}. Expected {}. Actual {}", node.data(), 0f32, location.y);
36 let Layout { size, location, .. } = taffy.layout(node0).unwrap();
37 assert_eq!(size.width, 100f32, "width of node {:?}. Expected {}. Actual {}", node0.data(), 100f32, size.width);
38 assert_eq!(size.height, 50f32, "height of node {:?}. Expected {}. Actual {}", node0.data(), 50f32, size.height);
39 assert_eq!(location.x, 0f32, "x of node {:?}. Expected {}. Actual {}", node0.data(), 0f32, location.x);
40 assert_eq!(location.y, 0f32, "y of node {:?}. Expected {}. Actual {}", node0.data(), 0f32, location.y);
41 let Layout { size, location, .. } = taffy.layout(node00).unwrap();
42 assert_eq!(size.width, 100f32, "width of node {:?}. Expected {}. Actual {}", node00.data(), 100f32, size.width);
43 assert_eq!(size.height, 50f32, "height of node {:?}. Expected {}. Actual {}", node00.data(), 50f32, size.height);
44 assert_eq!(location.x, 0f32, "x of node {:?}. Expected {}. Actual {}", node00.data(), 0f32, location.x);
45 assert_eq!(location.y, 0f32, "y of node {:?}. Expected {}. Actual {}", node00.data(), 0f32, location.y);
46}