tawasuyu/taffy

1#[test]
2fn grid_percent_items_nested_with_margin() {
3    #[allow(unused_imports)]
4    use taffy::{prelude::*, tree::Layout, TaffyTree};
5    let mut taffy: TaffyTree<crate::TextMeasure> = TaffyTree::new();
6    let node00 = taffy
7        .new_leaf(taffy::style::Style {
8            size: taffy::geometry::Size { width: taffy::style::Dimension::Percent(0.45f32), height: auto() },
9            margin: taffy::geometry::Rect {
10                left: taffy::style::LengthPercentageAuto::Percent(0.05f32),
11                right: taffy::style::LengthPercentageAuto::Percent(0.05f32),
12                top: taffy::style::LengthPercentageAuto::Percent(0.05f32),
13                bottom: taffy::style::LengthPercentageAuto::Percent(0.05f32),
14            },
15            ..Default::default()
16        })
17        .unwrap();
18    let node0 = taffy
19        .new_with_children(
20            taffy::style::Style {
21                display: taffy::style::Display::Grid,
22                size: taffy::geometry::Size { width: taffy::style::Dimension::Percent(0.5f32), height: auto() },
23                ..Default::default()
24            },
25            &[node00],
26        )
27        .unwrap();
28    let node = taffy
29        .new_with_children(
30            taffy::style::Style {
31                display: taffy::style::Display::Grid,
32                size: taffy::geometry::Size { width: taffy::style::Dimension::Length(200f32), height: auto() },
33                ..Default::default()
34            },
35            &[node0],
36        )
37        .unwrap();
38    taffy.compute_layout_with_measure(node, taffy::geometry::Size::MAX_CONTENT, crate::test_measure_function).unwrap();
39    println!("\nComputed tree:");
40    taffy.print_tree(node);
41    println!();
42    #[cfg_attr(not(feature = "content_size"), allow(unused_variables))]
43    let layout @ Layout { size, location, .. } = taffy.layout(node).unwrap();
44    assert_eq!(size.width, 200f32, "width of node {:?}. Expected {}. Actual {}", node, 200f32, size.width);
45    assert_eq!(size.height, 10f32, "height of node {:?}. Expected {}. Actual {}", node, 10f32, size.height);
46    assert_eq!(location.x, 0f32, "x of node {:?}. Expected {}. Actual {}", node, 0f32, location.x);
47    assert_eq!(location.y, 0f32, "y of node {:?}. Expected {}. Actual {}", node, 0f32, location.y);
48    #[cfg(feature = "content_size")]
49    assert_eq!(
50        layout.scroll_width(),
51        0f32,
52        "scroll_width of node {:?}. Expected {}. Actual {}",
53        node,
54        0f32,
55        layout.scroll_width()
56    );
57    #[cfg(feature = "content_size")]
58    assert_eq!(
59        layout.scroll_height(),
60        0f32,
61        "scroll_height of node {:?}. Expected {}. Actual {}",
62        node,
63        0f32,
64        layout.scroll_height()
65    );
66    #[cfg_attr(not(feature = "content_size"), allow(unused_variables))]
67    let layout @ Layout { size, location, .. } = taffy.layout(node0).unwrap();
68    assert_eq!(size.width, 100f32, "width of node {:?}. Expected {}. Actual {}", node0, 100f32, size.width);
69    assert_eq!(size.height, 10f32, "height of node {:?}. Expected {}. Actual {}", node0, 10f32, size.height);
70    assert_eq!(location.x, 0f32, "x of node {:?}. Expected {}. Actual {}", node0, 0f32, location.x);
71    assert_eq!(location.y, 0f32, "y of node {:?}. Expected {}. Actual {}", node0, 0f32, location.y);
72    #[cfg(feature = "content_size")]
73    assert_eq!(
74        layout.scroll_width(),
75        0f32,
76        "scroll_width of node {:?}. Expected {}. Actual {}",
77        node0,
78        0f32,
79        layout.scroll_width()
80    );
81    #[cfg(feature = "content_size")]
82    assert_eq!(
83        layout.scroll_height(),
84        0f32,
85        "scroll_height of node {:?}. Expected {}. Actual {}",
86        node0,
87        0f32,
88        layout.scroll_height()
89    );
90    #[cfg_attr(not(feature = "content_size"), allow(unused_variables))]
91    let layout @ Layout { size, location, .. } = taffy.layout(node00).unwrap();
92    assert_eq!(size.width, 45f32, "width of node {:?}. Expected {}. Actual {}", node00, 45f32, size.width);
93    assert_eq!(size.height, 0f32, "height of node {:?}. Expected {}. Actual {}", node00, 0f32, size.height);
94    assert_eq!(location.x, 5f32, "x of node {:?}. Expected {}. Actual {}", node00, 5f32, location.x);
95    assert_eq!(location.y, 5f32, "y of node {:?}. Expected {}. Actual {}", node00, 5f32, location.y);
96    #[cfg(feature = "content_size")]
97    assert_eq!(
98        layout.scroll_width(),
99        0f32,
100        "scroll_width of node {:?}. Expected {}. Actual {}",
101        node00,
102        0f32,
103        layout.scroll_width()
104    );
105    #[cfg(feature = "content_size")]
106    assert_eq!(
107        layout.scroll_height(),
108        0f32,
109        "scroll_height of node {:?}. Expected {}. Actual {}",
110        node00,
111        0f32,
112        layout.scroll_height()
113    );
114}