Fixes for aspect ratio and min/max sizes (#317)
1#[test]
2fn grid_max_content_single_item_margin_auto() {
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
9 .new_leaf_with_measure(
10 taffy::style::Style {
11 margin: taffy::geometry::Rect {
12 left: taffy::style::LengthPercentageAuto::Auto,
13 right: taffy::style::LengthPercentageAuto::Auto,
14 top: taffy::style::LengthPercentageAuto::Auto,
15 bottom: taffy::style::LengthPercentageAuto::Auto,
16 },
17 ..Default::default()
18 },
19 taffy::node::MeasureFunc::Raw(|known_dimensions, available_space| {
20 const TEXT: &str = "HH\u{200b}HH";
21 super::measure_standard_text(
22 known_dimensions,
23 available_space,
24 TEXT,
25 super::WritingMode::Horizontal,
26 None,
27 )
28 }),
29 )
30 .unwrap();
31 let node2 = taffy.new_leaf(taffy::style::Style { ..Default::default() }).unwrap();
32 let node3 = taffy.new_leaf(taffy::style::Style { ..Default::default() }).unwrap();
33 let node4 = taffy.new_leaf(taffy::style::Style { ..Default::default() }).unwrap();
34 let node5 = taffy.new_leaf(taffy::style::Style { ..Default::default() }).unwrap();
35 let node6 = taffy.new_leaf(taffy::style::Style { ..Default::default() }).unwrap();
36 let node7 = taffy.new_leaf(taffy::style::Style { ..Default::default() }).unwrap();
37 let node8 = taffy.new_leaf(taffy::style::Style { ..Default::default() }).unwrap();
38 let node = taffy
39 .new_with_children(
40 taffy::style::Style {
41 display: taffy::style::Display::Grid,
42 grid_template_rows: vec![points(40f32), points(40f32), points(40f32)],
43 grid_template_columns: vec![points(40f32), max_content(), points(40f32)],
44 ..Default::default()
45 },
46 &[node0, node1, node2, node3, node4, node5, node6, node7, node8],
47 )
48 .unwrap();
49 taffy.compute_layout(node, taffy::geometry::Size::MAX_CONTENT).unwrap();
50 println!("\nComputed tree:");
51 taffy::debug::print_tree(&taffy, node);
52 println!();
53 let Layout { size, location, .. } = taffy.layout(node).unwrap();
54 assert_eq!(size.width, 120f32, "width of node {:?}. Expected {}. Actual {}", node.data(), 120f32, size.width);
55 assert_eq!(size.height, 120f32, "height of node {:?}. Expected {}. Actual {}", node.data(), 120f32, size.height);
56 assert_eq!(location.x, 0f32, "x of node {:?}. Expected {}. Actual {}", node.data(), 0f32, location.x);
57 assert_eq!(location.y, 0f32, "y of node {:?}. Expected {}. Actual {}", node.data(), 0f32, location.y);
58 let Layout { size, location, .. } = taffy.layout(node0).unwrap();
59 assert_eq!(size.width, 40f32, "width of node {:?}. Expected {}. Actual {}", node0.data(), 40f32, size.width);
60 assert_eq!(size.height, 40f32, "height of node {:?}. Expected {}. Actual {}", node0.data(), 40f32, size.height);
61 assert_eq!(location.x, 0f32, "x of node {:?}. Expected {}. Actual {}", node0.data(), 0f32, location.x);
62 assert_eq!(location.y, 0f32, "y of node {:?}. Expected {}. Actual {}", node0.data(), 0f32, location.y);
63 let Layout { size, location, .. } = taffy.layout(node1).unwrap();
64 assert_eq!(size.width, 40f32, "width of node {:?}. Expected {}. Actual {}", node1.data(), 40f32, size.width);
65 assert_eq!(size.height, 10f32, "height of node {:?}. Expected {}. Actual {}", node1.data(), 10f32, size.height);
66 assert_eq!(location.x, 40f32, "x of node {:?}. Expected {}. Actual {}", node1.data(), 40f32, location.x);
67 assert_eq!(location.y, 15f32, "y of node {:?}. Expected {}. Actual {}", node1.data(), 15f32, location.y);
68 let Layout { size, location, .. } = taffy.layout(node2).unwrap();
69 assert_eq!(size.width, 40f32, "width of node {:?}. Expected {}. Actual {}", node2.data(), 40f32, size.width);
70 assert_eq!(size.height, 40f32, "height of node {:?}. Expected {}. Actual {}", node2.data(), 40f32, size.height);
71 assert_eq!(location.x, 80f32, "x of node {:?}. Expected {}. Actual {}", node2.data(), 80f32, location.x);
72 assert_eq!(location.y, 0f32, "y of node {:?}. Expected {}. Actual {}", node2.data(), 0f32, location.y);
73 let Layout { size, location, .. } = taffy.layout(node3).unwrap();
74 assert_eq!(size.width, 40f32, "width of node {:?}. Expected {}. Actual {}", node3.data(), 40f32, size.width);
75 assert_eq!(size.height, 40f32, "height of node {:?}. Expected {}. Actual {}", node3.data(), 40f32, size.height);
76 assert_eq!(location.x, 0f32, "x of node {:?}. Expected {}. Actual {}", node3.data(), 0f32, location.x);
77 assert_eq!(location.y, 40f32, "y of node {:?}. Expected {}. Actual {}", node3.data(), 40f32, location.y);
78 let Layout { size, location, .. } = taffy.layout(node4).unwrap();
79 assert_eq!(size.width, 40f32, "width of node {:?}. Expected {}. Actual {}", node4.data(), 40f32, size.width);
80 assert_eq!(size.height, 40f32, "height of node {:?}. Expected {}. Actual {}", node4.data(), 40f32, size.height);
81 assert_eq!(location.x, 40f32, "x of node {:?}. Expected {}. Actual {}", node4.data(), 40f32, location.x);
82 assert_eq!(location.y, 40f32, "y of node {:?}. Expected {}. Actual {}", node4.data(), 40f32, location.y);
83 let Layout { size, location, .. } = taffy.layout(node5).unwrap();
84 assert_eq!(size.width, 40f32, "width of node {:?}. Expected {}. Actual {}", node5.data(), 40f32, size.width);
85 assert_eq!(size.height, 40f32, "height of node {:?}. Expected {}. Actual {}", node5.data(), 40f32, size.height);
86 assert_eq!(location.x, 80f32, "x of node {:?}. Expected {}. Actual {}", node5.data(), 80f32, location.x);
87 assert_eq!(location.y, 40f32, "y of node {:?}. Expected {}. Actual {}", node5.data(), 40f32, location.y);
88 let Layout { size, location, .. } = taffy.layout(node6).unwrap();
89 assert_eq!(size.width, 40f32, "width of node {:?}. Expected {}. Actual {}", node6.data(), 40f32, size.width);
90 assert_eq!(size.height, 40f32, "height of node {:?}. Expected {}. Actual {}", node6.data(), 40f32, size.height);
91 assert_eq!(location.x, 0f32, "x of node {:?}. Expected {}. Actual {}", node6.data(), 0f32, location.x);
92 assert_eq!(location.y, 80f32, "y of node {:?}. Expected {}. Actual {}", node6.data(), 80f32, location.y);
93 let Layout { size, location, .. } = taffy.layout(node7).unwrap();
94 assert_eq!(size.width, 40f32, "width of node {:?}. Expected {}. Actual {}", node7.data(), 40f32, size.width);
95 assert_eq!(size.height, 40f32, "height of node {:?}. Expected {}. Actual {}", node7.data(), 40f32, size.height);
96 assert_eq!(location.x, 40f32, "x of node {:?}. Expected {}. Actual {}", node7.data(), 40f32, location.x);
97 assert_eq!(location.y, 80f32, "y of node {:?}. Expected {}. Actual {}", node7.data(), 80f32, location.y);
98 let Layout { size, location, .. } = taffy.layout(node8).unwrap();
99 assert_eq!(size.width, 40f32, "width of node {:?}. Expected {}. Actual {}", node8.data(), 40f32, size.width);
100 assert_eq!(size.height, 40f32, "height of node {:?}. Expected {}. Actual {}", node8.data(), 40f32, size.height);
101 assert_eq!(location.x, 80f32, "x of node {:?}. Expected {}. Actual {}", node8.data(), 80f32, location.x);
102 assert_eq!(location.y, 80f32, "y of node {:?}. Expected {}. Actual {}", node8.data(), 80f32, location.y);
103}