tawasuyu/taffy

1#[test]
2#[allow(non_snake_case)]
3fn aspect_ratio_flex_column_fill_min_width__border_box() {
4    #[allow(unused_imports)]
5    use taffy::{prelude::*, Layout};
6    let mut taffy = crate::new_test_tree();
7    let node0 = taffy
8        .new_leaf_with_context(
9            taffy::style::Style {
10                min_size: taffy::geometry::Size { width: auto(), height: taffy::style::Dimension::from_length(40f32) },
11                aspect_ratio: Some(2f32),
12                ..Default::default()
13            },
14            crate::TestNodeContext::ahem_text("", crate::WritingMode::Horizontal),
15        )
16        .unwrap();
17    let node = taffy
18        .new_with_children(
19            taffy::style::Style {
20                display: taffy::style::Display::Flex,
21                flex_direction: taffy::style::FlexDirection::Column,
22                align_items: Some(taffy::style::AlignItems::Start),
23                size: taffy::geometry::Size {
24                    width: taffy::style::Dimension::from_length(100f32),
25                    height: taffy::style::Dimension::from_length(100f32),
26                },
27                ..Default::default()
28            },
29            &[node0],
30        )
31        .unwrap();
32    taffy.compute_layout_with_measure(node, taffy::geometry::Size::MAX_CONTENT, crate::test_measure_function).unwrap();
33    println!("\nComputed tree:");
34    taffy.print_tree(node);
35    println!();
36    let layout = taffy.layout(node).unwrap();
37    let Layout { size, location, .. } = layout;
38    assert_eq!(size.width, 100f32, "width of node {:?}. Expected {}. Actual {}", node, 100f32, size.width);
39    assert_eq!(size.height, 100f32, "height of node {:?}. Expected {}. Actual {}", node, 100f32, size.height);
40    assert_eq!(location.x, 0f32, "x of node {:?}. Expected {}. Actual {}", node, 0f32, location.x);
41    assert_eq!(location.y, 0f32, "y of node {:?}. Expected {}. Actual {}", node, 0f32, location.y);
42    let layout = taffy.layout(node0).unwrap();
43    let Layout { size, location, .. } = layout;
44    assert_eq!(size.width, 80f32, "width of node {:?}. Expected {}. Actual {}", node0, 80f32, size.width);
45    assert_eq!(size.height, 40f32, "height of node {:?}. Expected {}. Actual {}", node0, 40f32, size.height);
46    assert_eq!(location.x, 0f32, "x of node {:?}. Expected {}. Actual {}", node0, 0f32, location.x);
47    assert_eq!(location.y, 0f32, "y of node {:?}. Expected {}. Actual {}", node0, 0f32, location.y);
48}
49
50#[test]
51#[allow(non_snake_case)]
52fn aspect_ratio_flex_column_fill_min_width__content_box() {
53    #[allow(unused_imports)]
54    use taffy::{prelude::*, Layout};
55    let mut taffy = crate::new_test_tree();
56    let node0 = taffy
57        .new_leaf_with_context(
58            taffy::style::Style {
59                box_sizing: taffy::style::BoxSizing::ContentBox,
60                min_size: taffy::geometry::Size { width: auto(), height: taffy::style::Dimension::from_length(40f32) },
61                aspect_ratio: Some(2f32),
62                ..Default::default()
63            },
64            crate::TestNodeContext::ahem_text("", crate::WritingMode::Horizontal),
65        )
66        .unwrap();
67    let node = taffy
68        .new_with_children(
69            taffy::style::Style {
70                display: taffy::style::Display::Flex,
71                box_sizing: taffy::style::BoxSizing::ContentBox,
72                flex_direction: taffy::style::FlexDirection::Column,
73                align_items: Some(taffy::style::AlignItems::Start),
74                size: taffy::geometry::Size {
75                    width: taffy::style::Dimension::from_length(100f32),
76                    height: taffy::style::Dimension::from_length(100f32),
77                },
78                ..Default::default()
79            },
80            &[node0],
81        )
82        .unwrap();
83    taffy.compute_layout_with_measure(node, taffy::geometry::Size::MAX_CONTENT, crate::test_measure_function).unwrap();
84    println!("\nComputed tree:");
85    taffy.print_tree(node);
86    println!();
87    let layout = taffy.layout(node).unwrap();
88    let Layout { size, location, .. } = layout;
89    assert_eq!(size.width, 100f32, "width of node {:?}. Expected {}. Actual {}", node, 100f32, size.width);
90    assert_eq!(size.height, 100f32, "height of node {:?}. Expected {}. Actual {}", node, 100f32, size.height);
91    assert_eq!(location.x, 0f32, "x of node {:?}. Expected {}. Actual {}", node, 0f32, location.x);
92    assert_eq!(location.y, 0f32, "y of node {:?}. Expected {}. Actual {}", node, 0f32, location.y);
93    let layout = taffy.layout(node0).unwrap();
94    let Layout { size, location, .. } = layout;
95    assert_eq!(size.width, 80f32, "width of node {:?}. Expected {}. Actual {}", node0, 80f32, size.width);
96    assert_eq!(size.height, 40f32, "height of node {:?}. Expected {}. Actual {}", node0, 40f32, size.height);
97    assert_eq!(location.x, 0f32, "x of node {:?}. Expected {}. Actual {}", node0, 0f32, location.x);
98    assert_eq!(location.y, 0f32, "y of node {:?}. Expected {}. Actual {}", node0, 0f32, location.y);
99}