tawasuyu/taffy

1#[test]
2#[allow(non_snake_case)]
3fn overflow_scrollbars_overridden_by_available_space__border_box() {
4    #[allow(unused_imports)]
5    use taffy::{prelude::*, Layout};
6    let mut taffy = crate::new_test_tree();
7    let node00 = taffy.new_leaf(taffy::style::Style { flex_grow: 1f32, ..Default::default() }).unwrap();
8    let node0 = taffy
9        .new_with_children(
10            taffy::style::Style {
11                overflow: taffy::geometry::Point {
12                    x: taffy::style::Overflow::Scroll,
13                    y: taffy::style::Overflow::Scroll,
14                },
15                scrollbar_width: 15f32,
16                flex_grow: 1f32,
17                ..Default::default()
18            },
19            &[node00],
20        )
21        .unwrap();
22    let node = taffy
23        .new_with_children(
24            taffy::style::Style {
25                size: taffy::geometry::Size {
26                    width: taffy::style::Dimension::from_length(2f32),
27                    height: taffy::style::Dimension::from_length(4f32),
28                },
29                ..Default::default()
30            },
31            &[node0],
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, 2f32, "width of node {:?}. Expected {}. Actual {}", node, 2f32, size.width);
41    assert_eq!(size.height, 4f32, "height of node {:?}. Expected {}. Actual {}", node, 4f32, 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, 2f32, "width of node {:?}. Expected {}. Actual {}", node0, 2f32, size.width);
47    assert_eq!(size.height, 4f32, "height of node {:?}. Expected {}. Actual {}", node0, 4f32, 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    #[cfg(feature = "content_size")]
51    assert_eq!(
52        layout.scroll_width(),
53        0f32,
54        "scroll_width of node {:?}. Expected {}. Actual {}",
55        node0,
56        0f32,
57        layout.scroll_width()
58    );
59    #[cfg(feature = "content_size")]
60    assert_eq!(
61        layout.scroll_height(),
62        0f32,
63        "scroll_height of node {:?}. Expected {}. Actual {}",
64        node0,
65        0f32,
66        layout.scroll_height()
67    );
68    let layout = taffy.layout(node00).unwrap();
69    let Layout { size, location, .. } = layout;
70    assert_eq!(size.width, 0f32, "width of node {:?}. Expected {}. Actual {}", node00, 0f32, size.width);
71    assert_eq!(size.height, 0f32, "height of node {:?}. Expected {}. Actual {}", node00, 0f32, size.height);
72    assert_eq!(location.x, 0f32, "x of node {:?}. Expected {}. Actual {}", node00, 0f32, location.x);
73    assert_eq!(location.y, 0f32, "y of node {:?}. Expected {}. Actual {}", node00, 0f32, location.y);
74}
75
76#[test]
77#[allow(non_snake_case)]
78fn overflow_scrollbars_overridden_by_available_space__content_box() {
79    #[allow(unused_imports)]
80    use taffy::{prelude::*, Layout};
81    let mut taffy = crate::new_test_tree();
82    let node00 = taffy
83        .new_leaf(taffy::style::Style {
84            box_sizing: taffy::style::BoxSizing::ContentBox,
85            flex_grow: 1f32,
86            ..Default::default()
87        })
88        .unwrap();
89    let node0 = taffy
90        .new_with_children(
91            taffy::style::Style {
92                box_sizing: taffy::style::BoxSizing::ContentBox,
93                overflow: taffy::geometry::Point {
94                    x: taffy::style::Overflow::Scroll,
95                    y: taffy::style::Overflow::Scroll,
96                },
97                scrollbar_width: 15f32,
98                flex_grow: 1f32,
99                ..Default::default()
100            },
101            &[node00],
102        )
103        .unwrap();
104    let node = taffy
105        .new_with_children(
106            taffy::style::Style {
107                box_sizing: taffy::style::BoxSizing::ContentBox,
108                size: taffy::geometry::Size {
109                    width: taffy::style::Dimension::from_length(2f32),
110                    height: taffy::style::Dimension::from_length(4f32),
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    let layout = taffy.layout(node).unwrap();
122    let Layout { size, location, .. } = layout;
123    assert_eq!(size.width, 2f32, "width of node {:?}. Expected {}. Actual {}", node, 2f32, size.width);
124    assert_eq!(size.height, 4f32, "height of node {:?}. Expected {}. Actual {}", node, 4f32, 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    let layout = taffy.layout(node0).unwrap();
128    let Layout { size, location, .. } = layout;
129    assert_eq!(size.width, 2f32, "width of node {:?}. Expected {}. Actual {}", node0, 2f32, size.width);
130    assert_eq!(size.height, 4f32, "height of node {:?}. Expected {}. Actual {}", node0, 4f32, size.height);
131    assert_eq!(location.x, 0f32, "x of node {:?}. Expected {}. Actual {}", node0, 0f32, location.x);
132    assert_eq!(location.y, 0f32, "y of node {:?}. Expected {}. Actual {}", node0, 0f32, location.y);
133    #[cfg(feature = "content_size")]
134    assert_eq!(
135        layout.scroll_width(),
136        0f32,
137        "scroll_width of node {:?}. Expected {}. Actual {}",
138        node0,
139        0f32,
140        layout.scroll_width()
141    );
142    #[cfg(feature = "content_size")]
143    assert_eq!(
144        layout.scroll_height(),
145        0f32,
146        "scroll_height of node {:?}. Expected {}. Actual {}",
147        node0,
148        0f32,
149        layout.scroll_height()
150    );
151    let layout = taffy.layout(node00).unwrap();
152    let Layout { size, location, .. } = layout;
153    assert_eq!(size.width, 0f32, "width of node {:?}. Expected {}. Actual {}", node00, 0f32, size.width);
154    assert_eq!(size.height, 0f32, "height of node {:?}. Expected {}. Actual {}", node00, 0f32, size.height);
155    assert_eq!(location.x, 0f32, "x of node {:?}. Expected {}. Actual {}", node00, 0f32, location.x);
156    assert_eq!(location.y, 0f32, "y of node {:?}. Expected {}. Actual {}", node00, 0f32, location.y);
157}