tawasuyu/taffy

1#[test]
2#[allow(non_snake_case)]
3fn flex_direction_row_no_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(taffy::style::Style {
9            size: taffy::geometry::Size { width: taffy::style::Dimension::from_length(10f32), height: auto() },
10            ..Default::default()
11        })
12        .unwrap();
13    let node1 = taffy
14        .new_leaf(taffy::style::Style {
15            size: taffy::geometry::Size { width: taffy::style::Dimension::from_length(10f32), height: auto() },
16            ..Default::default()
17        })
18        .unwrap();
19    let node2 = taffy
20        .new_leaf(taffy::style::Style {
21            size: taffy::geometry::Size { width: taffy::style::Dimension::from_length(10f32), height: auto() },
22            ..Default::default()
23        })
24        .unwrap();
25    let node = taffy
26        .new_with_children(
27            taffy::style::Style {
28                size: taffy::geometry::Size { width: auto(), height: taffy::style::Dimension::from_length(100f32) },
29                ..Default::default()
30            },
31            &[node0, node1, node2],
32        )
33        .unwrap();
34    taffy.compute_layout_with_measure(node, taffy::geometry::Size::MAX_CONTENT, crate::test_measure_function).unwrap();
35    println!("\nComputed tree:");
36    taffy.print_tree(node);
37    println!();
38    let layout = taffy.layout(node).unwrap();
39    let Layout { size, location, .. } = layout;
40    assert_eq!(size.width, 30f32, "width of node {:?}. Expected {}. Actual {}", node, 30f32, size.width);
41    assert_eq!(size.height, 100f32, "height of node {:?}. Expected {}. Actual {}", node, 100f32, size.height);
42    assert_eq!(location.x, 0f32, "x of node {:?}. Expected {}. Actual {}", node, 0f32, location.x);
43    assert_eq!(location.y, 0f32, "y of node {:?}. Expected {}. Actual {}", node, 0f32, location.y);
44    let layout = taffy.layout(node0).unwrap();
45    let Layout { size, location, .. } = layout;
46    assert_eq!(size.width, 10f32, "width of node {:?}. Expected {}. Actual {}", node0, 10f32, size.width);
47    assert_eq!(size.height, 100f32, "height of node {:?}. Expected {}. Actual {}", node0, 100f32, size.height);
48    assert_eq!(location.x, 0f32, "x of node {:?}. Expected {}. Actual {}", node0, 0f32, location.x);
49    assert_eq!(location.y, 0f32, "y of node {:?}. Expected {}. Actual {}", node0, 0f32, location.y);
50    let layout = taffy.layout(node1).unwrap();
51    let Layout { size, location, .. } = layout;
52    assert_eq!(size.width, 10f32, "width of node {:?}. Expected {}. Actual {}", node1, 10f32, size.width);
53    assert_eq!(size.height, 100f32, "height of node {:?}. Expected {}. Actual {}", node1, 100f32, size.height);
54    assert_eq!(location.x, 10f32, "x of node {:?}. Expected {}. Actual {}", node1, 10f32, location.x);
55    assert_eq!(location.y, 0f32, "y of node {:?}. Expected {}. Actual {}", node1, 0f32, location.y);
56    let layout = taffy.layout(node2).unwrap();
57    let Layout { size, location, .. } = layout;
58    assert_eq!(size.width, 10f32, "width of node {:?}. Expected {}. Actual {}", node2, 10f32, size.width);
59    assert_eq!(size.height, 100f32, "height of node {:?}. Expected {}. Actual {}", node2, 100f32, size.height);
60    assert_eq!(location.x, 20f32, "x of node {:?}. Expected {}. Actual {}", node2, 20f32, location.x);
61    assert_eq!(location.y, 0f32, "y of node {:?}. Expected {}. Actual {}", node2, 0f32, location.y);
62}
63
64#[test]
65#[allow(non_snake_case)]
66fn flex_direction_row_no_width__content_box() {
67    #[allow(unused_imports)]
68    use taffy::{prelude::*, Layout};
69    let mut taffy = crate::new_test_tree();
70    let node0 = taffy
71        .new_leaf(taffy::style::Style {
72            box_sizing: taffy::style::BoxSizing::ContentBox,
73            size: taffy::geometry::Size { width: taffy::style::Dimension::from_length(10f32), height: auto() },
74            ..Default::default()
75        })
76        .unwrap();
77    let node1 = taffy
78        .new_leaf(taffy::style::Style {
79            box_sizing: taffy::style::BoxSizing::ContentBox,
80            size: taffy::geometry::Size { width: taffy::style::Dimension::from_length(10f32), height: auto() },
81            ..Default::default()
82        })
83        .unwrap();
84    let node2 = taffy
85        .new_leaf(taffy::style::Style {
86            box_sizing: taffy::style::BoxSizing::ContentBox,
87            size: taffy::geometry::Size { width: taffy::style::Dimension::from_length(10f32), height: auto() },
88            ..Default::default()
89        })
90        .unwrap();
91    let node = taffy
92        .new_with_children(
93            taffy::style::Style {
94                box_sizing: taffy::style::BoxSizing::ContentBox,
95                size: taffy::geometry::Size { width: auto(), height: taffy::style::Dimension::from_length(100f32) },
96                ..Default::default()
97            },
98            &[node0, node1, node2],
99        )
100        .unwrap();
101    taffy.compute_layout_with_measure(node, taffy::geometry::Size::MAX_CONTENT, crate::test_measure_function).unwrap();
102    println!("\nComputed tree:");
103    taffy.print_tree(node);
104    println!();
105    let layout = taffy.layout(node).unwrap();
106    let Layout { size, location, .. } = layout;
107    assert_eq!(size.width, 30f32, "width of node {:?}. Expected {}. Actual {}", node, 30f32, size.width);
108    assert_eq!(size.height, 100f32, "height of node {:?}. Expected {}. Actual {}", node, 100f32, size.height);
109    assert_eq!(location.x, 0f32, "x of node {:?}. Expected {}. Actual {}", node, 0f32, location.x);
110    assert_eq!(location.y, 0f32, "y of node {:?}. Expected {}. Actual {}", node, 0f32, location.y);
111    let layout = taffy.layout(node0).unwrap();
112    let Layout { size, location, .. } = layout;
113    assert_eq!(size.width, 10f32, "width of node {:?}. Expected {}. Actual {}", node0, 10f32, size.width);
114    assert_eq!(size.height, 100f32, "height of node {:?}. Expected {}. Actual {}", node0, 100f32, size.height);
115    assert_eq!(location.x, 0f32, "x of node {:?}. Expected {}. Actual {}", node0, 0f32, location.x);
116    assert_eq!(location.y, 0f32, "y of node {:?}. Expected {}. Actual {}", node0, 0f32, location.y);
117    let layout = taffy.layout(node1).unwrap();
118    let Layout { size, location, .. } = layout;
119    assert_eq!(size.width, 10f32, "width of node {:?}. Expected {}. Actual {}", node1, 10f32, size.width);
120    assert_eq!(size.height, 100f32, "height of node {:?}. Expected {}. Actual {}", node1, 100f32, size.height);
121    assert_eq!(location.x, 10f32, "x of node {:?}. Expected {}. Actual {}", node1, 10f32, location.x);
122    assert_eq!(location.y, 0f32, "y of node {:?}. Expected {}. Actual {}", node1, 0f32, location.y);
123    let layout = taffy.layout(node2).unwrap();
124    let Layout { size, location, .. } = layout;
125    assert_eq!(size.width, 10f32, "width of node {:?}. Expected {}. Actual {}", node2, 10f32, size.width);
126    assert_eq!(size.height, 100f32, "height of node {:?}. Expected {}. Actual {}", node2, 100f32, size.height);
127    assert_eq!(location.x, 20f32, "x of node {:?}. Expected {}. Actual {}", node2, 20f32, location.x);
128    assert_eq!(location.y, 0f32, "y of node {:?}. Expected {}. Actual {}", node2, 0f32, location.y);
129}