tawasuyu/taffy

1#[test]
2#[allow(non_snake_case)]
3fn absolute_layout_in_wrap_reverse_column_container__border_box() {
4    #[allow(unused_imports)]
5    use taffy::{prelude::*, tree::Layout, TaffyTree};
6    let mut taffy: TaffyTree<crate::TextMeasure> = TaffyTree::new();
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::Length(20f32),
12                height: taffy::style::Dimension::Length(20f32),
13            },
14            ..Default::default()
15        })
16        .unwrap();
17    let node = taffy
18        .new_with_children(
19            taffy::style::Style {
20                flex_direction: taffy::style::FlexDirection::Column,
21                flex_wrap: taffy::style::FlexWrap::WrapReverse,
22                size: taffy::geometry::Size {
23                    width: taffy::style::Dimension::Length(100f32),
24                    height: taffy::style::Dimension::Length(100f32),
25                },
26                ..Default::default()
27            },
28            &[node0],
29        )
30        .unwrap();
31    taffy.compute_layout_with_measure(node, taffy::geometry::Size::MAX_CONTENT, crate::test_measure_function).unwrap();
32    println!("\nComputed tree:");
33    taffy.print_tree(node);
34    println!();
35    #[cfg_attr(not(feature = "content_size"), allow(unused_variables))]
36    let layout @ Layout { size, location, .. } = taffy.layout(node).unwrap();
37    assert_eq!(size.width, 100f32, "width of node {:?}. Expected {}. Actual {}", node, 100f32, size.width);
38    assert_eq!(size.height, 100f32, "height of node {:?}. Expected {}. Actual {}", node, 100f32, size.height);
39    assert_eq!(location.x, 0f32, "x of node {:?}. Expected {}. Actual {}", node, 0f32, location.x);
40    assert_eq!(location.y, 0f32, "y of node {:?}. Expected {}. Actual {}", node, 0f32, location.y);
41    #[cfg(feature = "content_size")]
42    assert_eq!(
43        layout.scroll_width(),
44        0f32,
45        "scroll_width of node {:?}. Expected {}. Actual {}",
46        node,
47        0f32,
48        layout.scroll_width()
49    );
50    #[cfg(feature = "content_size")]
51    assert_eq!(
52        layout.scroll_height(),
53        0f32,
54        "scroll_height of node {:?}. Expected {}. Actual {}",
55        node,
56        0f32,
57        layout.scroll_height()
58    );
59    #[cfg_attr(not(feature = "content_size"), allow(unused_variables))]
60    let layout @ Layout { size, location, .. } = taffy.layout(node0).unwrap();
61    assert_eq!(size.width, 20f32, "width of node {:?}. Expected {}. Actual {}", node0, 20f32, size.width);
62    assert_eq!(size.height, 20f32, "height of node {:?}. Expected {}. Actual {}", node0, 20f32, size.height);
63    assert_eq!(location.x, 80f32, "x of node {:?}. Expected {}. Actual {}", node0, 80f32, location.x);
64    assert_eq!(location.y, 0f32, "y of node {:?}. Expected {}. Actual {}", node0, 0f32, location.y);
65    #[cfg(feature = "content_size")]
66    assert_eq!(
67        layout.scroll_width(),
68        0f32,
69        "scroll_width of node {:?}. Expected {}. Actual {}",
70        node0,
71        0f32,
72        layout.scroll_width()
73    );
74    #[cfg(feature = "content_size")]
75    assert_eq!(
76        layout.scroll_height(),
77        0f32,
78        "scroll_height of node {:?}. Expected {}. Actual {}",
79        node0,
80        0f32,
81        layout.scroll_height()
82    );
83}
84
85#[test]
86#[allow(non_snake_case)]
87fn absolute_layout_in_wrap_reverse_column_container__content_box() {
88    #[allow(unused_imports)]
89    use taffy::{prelude::*, tree::Layout, TaffyTree};
90    let mut taffy: TaffyTree<crate::TextMeasure> = TaffyTree::new();
91    let node0 = taffy
92        .new_leaf(taffy::style::Style {
93            box_sizing: taffy::style::BoxSizing::ContentBox,
94            position: taffy::style::Position::Absolute,
95            size: taffy::geometry::Size {
96                width: taffy::style::Dimension::Length(20f32),
97                height: taffy::style::Dimension::Length(20f32),
98            },
99            ..Default::default()
100        })
101        .unwrap();
102    let node = taffy
103        .new_with_children(
104            taffy::style::Style {
105                box_sizing: taffy::style::BoxSizing::ContentBox,
106                flex_direction: taffy::style::FlexDirection::Column,
107                flex_wrap: taffy::style::FlexWrap::WrapReverse,
108                size: taffy::geometry::Size {
109                    width: taffy::style::Dimension::Length(100f32),
110                    height: taffy::style::Dimension::Length(100f32),
111                },
112                ..Default::default()
113            },
114            &[node0],
115        )
116        .unwrap();
117    taffy.compute_layout_with_measure(node, taffy::geometry::Size::MAX_CONTENT, crate::test_measure_function).unwrap();
118    println!("\nComputed tree:");
119    taffy.print_tree(node);
120    println!();
121    #[cfg_attr(not(feature = "content_size"), allow(unused_variables))]
122    let layout @ Layout { size, location, .. } = taffy.layout(node).unwrap();
123    assert_eq!(size.width, 100f32, "width of node {:?}. Expected {}. Actual {}", node, 100f32, size.width);
124    assert_eq!(size.height, 100f32, "height of node {:?}. Expected {}. Actual {}", node, 100f32, size.height);
125    assert_eq!(location.x, 0f32, "x of node {:?}. Expected {}. Actual {}", node, 0f32, location.x);
126    assert_eq!(location.y, 0f32, "y of node {:?}. Expected {}. Actual {}", node, 0f32, location.y);
127    #[cfg(feature = "content_size")]
128    assert_eq!(
129        layout.scroll_width(),
130        0f32,
131        "scroll_width of node {:?}. Expected {}. Actual {}",
132        node,
133        0f32,
134        layout.scroll_width()
135    );
136    #[cfg(feature = "content_size")]
137    assert_eq!(
138        layout.scroll_height(),
139        0f32,
140        "scroll_height of node {:?}. Expected {}. Actual {}",
141        node,
142        0f32,
143        layout.scroll_height()
144    );
145    #[cfg_attr(not(feature = "content_size"), allow(unused_variables))]
146    let layout @ Layout { size, location, .. } = taffy.layout(node0).unwrap();
147    assert_eq!(size.width, 20f32, "width of node {:?}. Expected {}. Actual {}", node0, 20f32, size.width);
148    assert_eq!(size.height, 20f32, "height of node {:?}. Expected {}. Actual {}", node0, 20f32, size.height);
149    assert_eq!(location.x, 80f32, "x of node {:?}. Expected {}. Actual {}", node0, 80f32, location.x);
150    assert_eq!(location.y, 0f32, "y of node {:?}. Expected {}. Actual {}", node0, 0f32, location.y);
151    #[cfg(feature = "content_size")]
152    assert_eq!(
153        layout.scroll_width(),
154        0f32,
155        "scroll_width of node {:?}. Expected {}. Actual {}",
156        node0,
157        0f32,
158        layout.scroll_width()
159    );
160    #[cfg(feature = "content_size")]
161    assert_eq!(
162        layout.scroll_height(),
163        0f32,
164        "scroll_height of node {:?}. Expected {}. Actual {}",
165        node0,
166        0f32,
167        layout.scroll_height()
168    );
169}