tawasuyu/taffy

1#[test]
2#[allow(non_snake_case)]
3fn flex_shrink_flex_grow_row__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            flex_grow: 0f32,
10            flex_shrink: 1f32,
11            size: taffy::geometry::Size {
12                width: taffy::style::Dimension::from_length(500f32),
13                height: taffy::style::Dimension::from_length(100f32),
14            },
15            ..Default::default()
16        })
17        .unwrap();
18    let node1 = taffy
19        .new_leaf(taffy::style::Style {
20            flex_grow: 0f32,
21            flex_shrink: 1f32,
22            size: taffy::geometry::Size {
23                width: taffy::style::Dimension::from_length(500f32),
24                height: taffy::style::Dimension::from_length(100f32),
25            },
26            ..Default::default()
27        })
28        .unwrap();
29    let node = taffy
30        .new_with_children(
31            taffy::style::Style {
32                size: taffy::geometry::Size {
33                    width: taffy::style::Dimension::from_length(500f32),
34                    height: taffy::style::Dimension::from_length(500f32),
35                },
36                ..Default::default()
37            },
38            &[node0, node1],
39        )
40        .unwrap();
41    taffy.compute_layout_with_measure(node, taffy::geometry::Size::MAX_CONTENT, crate::test_measure_function).unwrap();
42    println!("\nComputed tree:");
43    taffy.print_tree(node);
44    println!();
45    let layout = taffy.layout(node).unwrap();
46    let Layout { size, location, .. } = layout;
47    assert_eq!(size.width, 500f32, "width of node {:?}. Expected {}. Actual {}", node, 500f32, size.width);
48    assert_eq!(size.height, 500f32, "height of node {:?}. Expected {}. Actual {}", node, 500f32, size.height);
49    assert_eq!(location.x, 0f32, "x of node {:?}. Expected {}. Actual {}", node, 0f32, location.x);
50    assert_eq!(location.y, 0f32, "y of node {:?}. Expected {}. Actual {}", node, 0f32, location.y);
51    let layout = taffy.layout(node0).unwrap();
52    let Layout { size, location, .. } = layout;
53    assert_eq!(size.width, 250f32, "width of node {:?}. Expected {}. Actual {}", node0, 250f32, size.width);
54    assert_eq!(size.height, 100f32, "height of node {:?}. Expected {}. Actual {}", node0, 100f32, size.height);
55    assert_eq!(location.x, 0f32, "x of node {:?}. Expected {}. Actual {}", node0, 0f32, location.x);
56    assert_eq!(location.y, 0f32, "y of node {:?}. Expected {}. Actual {}", node0, 0f32, location.y);
57    let layout = taffy.layout(node1).unwrap();
58    let Layout { size, location, .. } = layout;
59    assert_eq!(size.width, 250f32, "width of node {:?}. Expected {}. Actual {}", node1, 250f32, size.width);
60    assert_eq!(size.height, 100f32, "height of node {:?}. Expected {}. Actual {}", node1, 100f32, size.height);
61    assert_eq!(location.x, 250f32, "x of node {:?}. Expected {}. Actual {}", node1, 250f32, location.x);
62    assert_eq!(location.y, 0f32, "y of node {:?}. Expected {}. Actual {}", node1, 0f32, location.y);
63}
64
65#[test]
66#[allow(non_snake_case)]
67fn flex_shrink_flex_grow_row__content_box() {
68    #[allow(unused_imports)]
69    use taffy::{prelude::*, Layout};
70    let mut taffy = crate::new_test_tree();
71    let node0 = taffy
72        .new_leaf(taffy::style::Style {
73            box_sizing: taffy::style::BoxSizing::ContentBox,
74            flex_grow: 0f32,
75            flex_shrink: 1f32,
76            size: taffy::geometry::Size {
77                width: taffy::style::Dimension::from_length(500f32),
78                height: taffy::style::Dimension::from_length(100f32),
79            },
80            ..Default::default()
81        })
82        .unwrap();
83    let node1 = taffy
84        .new_leaf(taffy::style::Style {
85            box_sizing: taffy::style::BoxSizing::ContentBox,
86            flex_grow: 0f32,
87            flex_shrink: 1f32,
88            size: taffy::geometry::Size {
89                width: taffy::style::Dimension::from_length(500f32),
90                height: taffy::style::Dimension::from_length(100f32),
91            },
92            ..Default::default()
93        })
94        .unwrap();
95    let node = taffy
96        .new_with_children(
97            taffy::style::Style {
98                box_sizing: taffy::style::BoxSizing::ContentBox,
99                size: taffy::geometry::Size {
100                    width: taffy::style::Dimension::from_length(500f32),
101                    height: taffy::style::Dimension::from_length(500f32),
102                },
103                ..Default::default()
104            },
105            &[node0, node1],
106        )
107        .unwrap();
108    taffy.compute_layout_with_measure(node, taffy::geometry::Size::MAX_CONTENT, crate::test_measure_function).unwrap();
109    println!("\nComputed tree:");
110    taffy.print_tree(node);
111    println!();
112    let layout = taffy.layout(node).unwrap();
113    let Layout { size, location, .. } = layout;
114    assert_eq!(size.width, 500f32, "width of node {:?}. Expected {}. Actual {}", node, 500f32, size.width);
115    assert_eq!(size.height, 500f32, "height of node {:?}. Expected {}. Actual {}", node, 500f32, size.height);
116    assert_eq!(location.x, 0f32, "x of node {:?}. Expected {}. Actual {}", node, 0f32, location.x);
117    assert_eq!(location.y, 0f32, "y of node {:?}. Expected {}. Actual {}", node, 0f32, location.y);
118    let layout = taffy.layout(node0).unwrap();
119    let Layout { size, location, .. } = layout;
120    assert_eq!(size.width, 250f32, "width of node {:?}. Expected {}. Actual {}", node0, 250f32, size.width);
121    assert_eq!(size.height, 100f32, "height of node {:?}. Expected {}. Actual {}", node0, 100f32, size.height);
122    assert_eq!(location.x, 0f32, "x of node {:?}. Expected {}. Actual {}", node0, 0f32, location.x);
123    assert_eq!(location.y, 0f32, "y of node {:?}. Expected {}. Actual {}", node0, 0f32, location.y);
124    let layout = taffy.layout(node1).unwrap();
125    let Layout { size, location, .. } = layout;
126    assert_eq!(size.width, 250f32, "width of node {:?}. Expected {}. Actual {}", node1, 250f32, size.width);
127    assert_eq!(size.height, 100f32, "height of node {:?}. Expected {}. Actual {}", node1, 100f32, size.height);
128    assert_eq!(location.x, 250f32, "x of node {:?}. Expected {}. Actual {}", node1, 250f32, location.x);
129    assert_eq!(location.y, 0f32, "y of node {:?}. Expected {}. Actual {}", node1, 0f32, location.y);
130}