tawasuyu/taffy

1#[test]
2#[allow(non_snake_case)]
3fn absolute_margin_bottom_left__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(taffy::style::Style {
9            position: taffy::style::Position::Absolute,
10            size: taffy::geometry::Size {
11                width: taffy::style::Dimension::from_length(10f32),
12                height: taffy::style::Dimension::from_length(10f32),
13            },
14            margin: taffy::geometry::Rect { left: length(10f32), right: zero(), top: zero(), bottom: length(10f32) },
15            ..Default::default()
16        })
17        .unwrap();
18    let node = taffy
19        .new_with_children(
20            taffy::style::Style {
21                flex_direction: taffy::style::FlexDirection::Column,
22                justify_content: Some(taffy::style::JustifyContent::FlexEnd),
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, 10f32, "width of node {:?}. Expected {}. Actual {}", node0, 10f32, size.width);
45    assert_eq!(size.height, 10f32, "height of node {:?}. Expected {}. Actual {}", node0, 10f32, size.height);
46    assert_eq!(location.x, 10f32, "x of node {:?}. Expected {}. Actual {}", node0, 10f32, location.x);
47    assert_eq!(location.y, 80f32, "y of node {:?}. Expected {}. Actual {}", node0, 80f32, location.y);
48}
49
50#[test]
51#[allow(non_snake_case)]
52fn absolute_margin_bottom_left__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(taffy::style::Style {
58            box_sizing: taffy::style::BoxSizing::ContentBox,
59            position: taffy::style::Position::Absolute,
60            size: taffy::geometry::Size {
61                width: taffy::style::Dimension::from_length(10f32),
62                height: taffy::style::Dimension::from_length(10f32),
63            },
64            margin: taffy::geometry::Rect { left: length(10f32), right: zero(), top: zero(), bottom: length(10f32) },
65            ..Default::default()
66        })
67        .unwrap();
68    let node = taffy
69        .new_with_children(
70            taffy::style::Style {
71                box_sizing: taffy::style::BoxSizing::ContentBox,
72                flex_direction: taffy::style::FlexDirection::Column,
73                justify_content: Some(taffy::style::JustifyContent::FlexEnd),
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, 10f32, "width of node {:?}. Expected {}. Actual {}", node0, 10f32, size.width);
96    assert_eq!(size.height, 10f32, "height of node {:?}. Expected {}. Actual {}", node0, 10f32, size.height);
97    assert_eq!(location.x, 10f32, "x of node {:?}. Expected {}. Actual {}", node0, 10f32, location.x);
98    assert_eq!(location.y, 80f32, "y of node {:?}. Expected {}. Actual {}", node0, 80f32, location.y);
99}