tawasuyu/taffy

1#[test]
2#[allow(non_snake_case)]
3fn wrap_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            size: taffy::geometry::Size {
10                width: taffy::style::Dimension::from_length(31f32),
11                height: taffy::style::Dimension::from_length(30f32),
12            },
13            ..Default::default()
14        })
15        .unwrap();
16    let node1 = taffy
17        .new_leaf(taffy::style::Style {
18            size: taffy::geometry::Size {
19                width: taffy::style::Dimension::from_length(32f32),
20                height: taffy::style::Dimension::from_length(30f32),
21            },
22            ..Default::default()
23        })
24        .unwrap();
25    let node2 = taffy
26        .new_leaf(taffy::style::Style {
27            size: taffy::geometry::Size {
28                width: taffy::style::Dimension::from_length(33f32),
29                height: taffy::style::Dimension::from_length(30f32),
30            },
31            ..Default::default()
32        })
33        .unwrap();
34    let node3 = taffy
35        .new_leaf(taffy::style::Style {
36            size: taffy::geometry::Size {
37                width: taffy::style::Dimension::from_length(34f32),
38                height: taffy::style::Dimension::from_length(30f32),
39            },
40            ..Default::default()
41        })
42        .unwrap();
43    let node = taffy
44        .new_with_children(
45            taffy::style::Style {
46                flex_wrap: taffy::style::FlexWrap::Wrap,
47                size: taffy::geometry::Size { width: taffy::style::Dimension::from_length(100f32), height: auto() },
48                ..Default::default()
49            },
50            &[node0, node1, node2, node3],
51        )
52        .unwrap();
53    taffy.compute_layout_with_measure(node, taffy::geometry::Size::MAX_CONTENT, crate::test_measure_function).unwrap();
54    println!("\nComputed tree:");
55    taffy.print_tree(node);
56    println!();
57    let layout = taffy.layout(node).unwrap();
58    let Layout { size, location, .. } = layout;
59    assert_eq!(size.width, 100f32, "width of node {:?}. Expected {}. Actual {}", node, 100f32, size.width);
60    assert_eq!(size.height, 60f32, "height of node {:?}. Expected {}. Actual {}", node, 60f32, size.height);
61    assert_eq!(location.x, 0f32, "x of node {:?}. Expected {}. Actual {}", node, 0f32, location.x);
62    assert_eq!(location.y, 0f32, "y of node {:?}. Expected {}. Actual {}", node, 0f32, location.y);
63    let layout = taffy.layout(node0).unwrap();
64    let Layout { size, location, .. } = layout;
65    assert_eq!(size.width, 31f32, "width of node {:?}. Expected {}. Actual {}", node0, 31f32, size.width);
66    assert_eq!(size.height, 30f32, "height of node {:?}. Expected {}. Actual {}", node0, 30f32, size.height);
67    assert_eq!(location.x, 0f32, "x of node {:?}. Expected {}. Actual {}", node0, 0f32, location.x);
68    assert_eq!(location.y, 0f32, "y of node {:?}. Expected {}. Actual {}", node0, 0f32, location.y);
69    let layout = taffy.layout(node1).unwrap();
70    let Layout { size, location, .. } = layout;
71    assert_eq!(size.width, 32f32, "width of node {:?}. Expected {}. Actual {}", node1, 32f32, size.width);
72    assert_eq!(size.height, 30f32, "height of node {:?}. Expected {}. Actual {}", node1, 30f32, size.height);
73    assert_eq!(location.x, 31f32, "x of node {:?}. Expected {}. Actual {}", node1, 31f32, location.x);
74    assert_eq!(location.y, 0f32, "y of node {:?}. Expected {}. Actual {}", node1, 0f32, location.y);
75    let layout = taffy.layout(node2).unwrap();
76    let Layout { size, location, .. } = layout;
77    assert_eq!(size.width, 33f32, "width of node {:?}. Expected {}. Actual {}", node2, 33f32, size.width);
78    assert_eq!(size.height, 30f32, "height of node {:?}. Expected {}. Actual {}", node2, 30f32, size.height);
79    assert_eq!(location.x, 63f32, "x of node {:?}. Expected {}. Actual {}", node2, 63f32, location.x);
80    assert_eq!(location.y, 0f32, "y of node {:?}. Expected {}. Actual {}", node2, 0f32, location.y);
81    let layout = taffy.layout(node3).unwrap();
82    let Layout { size, location, .. } = layout;
83    assert_eq!(size.width, 34f32, "width of node {:?}. Expected {}. Actual {}", node3, 34f32, size.width);
84    assert_eq!(size.height, 30f32, "height of node {:?}. Expected {}. Actual {}", node3, 30f32, size.height);
85    assert_eq!(location.x, 0f32, "x of node {:?}. Expected {}. Actual {}", node3, 0f32, location.x);
86    assert_eq!(location.y, 30f32, "y of node {:?}. Expected {}. Actual {}", node3, 30f32, location.y);
87}
88
89#[test]
90#[allow(non_snake_case)]
91fn wrap_row__content_box() {
92    #[allow(unused_imports)]
93    use taffy::{prelude::*, Layout};
94    let mut taffy = crate::new_test_tree();
95    let node0 = taffy
96        .new_leaf(taffy::style::Style {
97            box_sizing: taffy::style::BoxSizing::ContentBox,
98            size: taffy::geometry::Size {
99                width: taffy::style::Dimension::from_length(31f32),
100                height: taffy::style::Dimension::from_length(30f32),
101            },
102            ..Default::default()
103        })
104        .unwrap();
105    let node1 = taffy
106        .new_leaf(taffy::style::Style {
107            box_sizing: taffy::style::BoxSizing::ContentBox,
108            size: taffy::geometry::Size {
109                width: taffy::style::Dimension::from_length(32f32),
110                height: taffy::style::Dimension::from_length(30f32),
111            },
112            ..Default::default()
113        })
114        .unwrap();
115    let node2 = taffy
116        .new_leaf(taffy::style::Style {
117            box_sizing: taffy::style::BoxSizing::ContentBox,
118            size: taffy::geometry::Size {
119                width: taffy::style::Dimension::from_length(33f32),
120                height: taffy::style::Dimension::from_length(30f32),
121            },
122            ..Default::default()
123        })
124        .unwrap();
125    let node3 = taffy
126        .new_leaf(taffy::style::Style {
127            box_sizing: taffy::style::BoxSizing::ContentBox,
128            size: taffy::geometry::Size {
129                width: taffy::style::Dimension::from_length(34f32),
130                height: taffy::style::Dimension::from_length(30f32),
131            },
132            ..Default::default()
133        })
134        .unwrap();
135    let node = taffy
136        .new_with_children(
137            taffy::style::Style {
138                box_sizing: taffy::style::BoxSizing::ContentBox,
139                flex_wrap: taffy::style::FlexWrap::Wrap,
140                size: taffy::geometry::Size { width: taffy::style::Dimension::from_length(100f32), height: auto() },
141                ..Default::default()
142            },
143            &[node0, node1, node2, node3],
144        )
145        .unwrap();
146    taffy.compute_layout_with_measure(node, taffy::geometry::Size::MAX_CONTENT, crate::test_measure_function).unwrap();
147    println!("\nComputed tree:");
148    taffy.print_tree(node);
149    println!();
150    let layout = taffy.layout(node).unwrap();
151    let Layout { size, location, .. } = layout;
152    assert_eq!(size.width, 100f32, "width of node {:?}. Expected {}. Actual {}", node, 100f32, size.width);
153    assert_eq!(size.height, 60f32, "height of node {:?}. Expected {}. Actual {}", node, 60f32, size.height);
154    assert_eq!(location.x, 0f32, "x of node {:?}. Expected {}. Actual {}", node, 0f32, location.x);
155    assert_eq!(location.y, 0f32, "y of node {:?}. Expected {}. Actual {}", node, 0f32, location.y);
156    let layout = taffy.layout(node0).unwrap();
157    let Layout { size, location, .. } = layout;
158    assert_eq!(size.width, 31f32, "width of node {:?}. Expected {}. Actual {}", node0, 31f32, size.width);
159    assert_eq!(size.height, 30f32, "height of node {:?}. Expected {}. Actual {}", node0, 30f32, size.height);
160    assert_eq!(location.x, 0f32, "x of node {:?}. Expected {}. Actual {}", node0, 0f32, location.x);
161    assert_eq!(location.y, 0f32, "y of node {:?}. Expected {}. Actual {}", node0, 0f32, location.y);
162    let layout = taffy.layout(node1).unwrap();
163    let Layout { size, location, .. } = layout;
164    assert_eq!(size.width, 32f32, "width of node {:?}. Expected {}. Actual {}", node1, 32f32, size.width);
165    assert_eq!(size.height, 30f32, "height of node {:?}. Expected {}. Actual {}", node1, 30f32, size.height);
166    assert_eq!(location.x, 31f32, "x of node {:?}. Expected {}. Actual {}", node1, 31f32, location.x);
167    assert_eq!(location.y, 0f32, "y of node {:?}. Expected {}. Actual {}", node1, 0f32, location.y);
168    let layout = taffy.layout(node2).unwrap();
169    let Layout { size, location, .. } = layout;
170    assert_eq!(size.width, 33f32, "width of node {:?}. Expected {}. Actual {}", node2, 33f32, size.width);
171    assert_eq!(size.height, 30f32, "height of node {:?}. Expected {}. Actual {}", node2, 30f32, size.height);
172    assert_eq!(location.x, 63f32, "x of node {:?}. Expected {}. Actual {}", node2, 63f32, location.x);
173    assert_eq!(location.y, 0f32, "y of node {:?}. Expected {}. Actual {}", node2, 0f32, location.y);
174    let layout = taffy.layout(node3).unwrap();
175    let Layout { size, location, .. } = layout;
176    assert_eq!(size.width, 34f32, "width of node {:?}. Expected {}. Actual {}", node3, 34f32, size.width);
177    assert_eq!(size.height, 30f32, "height of node {:?}. Expected {}. Actual {}", node3, 30f32, size.height);
178    assert_eq!(location.x, 0f32, "x of node {:?}. Expected {}. Actual {}", node3, 0f32, location.x);
179    assert_eq!(location.y, 30f32, "y of node {:?}. Expected {}. Actual {}", node3, 30f32, location.y);
180}