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tawasuyu/taffy

A high performance rust-powered UI layout library

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⎇ 0.4.x tests/generated/grid/grid_min_content_flex_column.rs Rust · 181 siq'ikuna · 7.1 KB Ñawpa willay Pi imata llamkarqan ch'uya

Rename Taffy struct to TaffyTree (#580) 17235ffa2 · Nico Burns ·

1#[test]
2fn grid_min_content_flex_column() {
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_with_context(
8            taffy::style::Style { ..Default::default() },
9            crate::TextMeasure {
10                text_content: "HH\u{200b}HH",
11                writing_mode: crate::WritingMode::Horizontal,
12                _aspect_ratio: None,
13            },
14        )
15        .unwrap();
16    let node01 = taffy
17        .new_leaf_with_context(
18            taffy::style::Style { ..Default::default() },
19            crate::TextMeasure {
20                text_content: "HH\u{200b}HH",
21                writing_mode: crate::WritingMode::Horizontal,
22                _aspect_ratio: None,
23            },
24        )
25        .unwrap();
26    let node02 = taffy
27        .new_leaf_with_context(
28            taffy::style::Style { ..Default::default() },
29            crate::TextMeasure {
30                text_content: "HH\u{200b}HH",
31                writing_mode: crate::WritingMode::Horizontal,
32                _aspect_ratio: None,
33            },
34        )
35        .unwrap();
36    let node0 = taffy
37        .new_with_children(
38            taffy::style::Style {
39                display: taffy::style::Display::Flex,
40                flex_direction: taffy::style::FlexDirection::Column,
41                ..Default::default()
42            },
43            &[node00, node01, node02],
44        )
45        .unwrap();
46    let node = taffy
47        .new_with_children(
48            taffy::style::Style {
49                display: taffy::style::Display::Grid,
50                grid_template_rows: vec![length(40f32)],
51                grid_template_columns: vec![min_content()],
52                ..Default::default()
53            },
54            &[node0],
55        )
56        .unwrap();
57    taffy.compute_layout_with_measure(node, taffy::geometry::Size::MAX_CONTENT, crate::test_measure_function).unwrap();
58    println!("\nComputed tree:");
59    taffy.print_tree(node);
60    println!();
61    #[cfg_attr(not(feature = "content_size"), allow(unused_variables))]
62    let layout @ Layout { size, location, .. } = taffy.layout(node).unwrap();
63    assert_eq!(size.width, 20f32, "width of node {:?}. Expected {}. Actual {}", node, 20f32, size.width);
64    assert_eq!(size.height, 40f32, "height of node {:?}. Expected {}. Actual {}", node, 40f32, size.height);
65    assert_eq!(location.x, 0f32, "x of node {:?}. Expected {}. Actual {}", node, 0f32, location.x);
66    assert_eq!(location.y, 0f32, "y of node {:?}. Expected {}. Actual {}", node, 0f32, location.y);
67    #[cfg(feature = "content_size")]
68    assert_eq!(
69        layout.scroll_width(),
70        0f32,
71        "scroll_width of node {:?}. Expected {}. Actual {}",
72        node,
73        0f32,
74        layout.scroll_width()
75    );
76    #[cfg(feature = "content_size")]
77    assert_eq!(
78        layout.scroll_height(),
79        20f32,
80        "scroll_height of node {:?}. Expected {}. Actual {}",
81        node,
82        20f32,
83        layout.scroll_height()
84    );
85    #[cfg_attr(not(feature = "content_size"), allow(unused_variables))]
86    let layout @ Layout { size, location, .. } = taffy.layout(node0).unwrap();
87    assert_eq!(size.width, 20f32, "width of node {:?}. Expected {}. Actual {}", node0, 20f32, size.width);
88    assert_eq!(size.height, 40f32, "height of node {:?}. Expected {}. Actual {}", node0, 40f32, size.height);
89    assert_eq!(location.x, 0f32, "x of node {:?}. Expected {}. Actual {}", node0, 0f32, location.x);
90    assert_eq!(location.y, 0f32, "y of node {:?}. Expected {}. Actual {}", node0, 0f32, location.y);
91    #[cfg(feature = "content_size")]
92    assert_eq!(
93        layout.scroll_width(),
94        0f32,
95        "scroll_width of node {:?}. Expected {}. Actual {}",
96        node0,
97        0f32,
98        layout.scroll_width()
99    );
100    #[cfg(feature = "content_size")]
101    assert_eq!(
102        layout.scroll_height(),
103        20f32,
104        "scroll_height of node {:?}. Expected {}. Actual {}",
105        node0,
106        20f32,
107        layout.scroll_height()
108    );
109    #[cfg_attr(not(feature = "content_size"), allow(unused_variables))]
110    let layout @ Layout { size, location, .. } = taffy.layout(node00).unwrap();
111    assert_eq!(size.width, 20f32, "width of node {:?}. Expected {}. Actual {}", node00, 20f32, size.width);
112    assert_eq!(size.height, 20f32, "height of node {:?}. Expected {}. Actual {}", node00, 20f32, size.height);
113    assert_eq!(location.x, 0f32, "x of node {:?}. Expected {}. Actual {}", node00, 0f32, location.x);
114    assert_eq!(location.y, 0f32, "y of node {:?}. Expected {}. Actual {}", node00, 0f32, location.y);
115    #[cfg(feature = "content_size")]
116    assert_eq!(
117        layout.scroll_width(),
118        0f32,
119        "scroll_width of node {:?}. Expected {}. Actual {}",
120        node00,
121        0f32,
122        layout.scroll_width()
123    );
124    #[cfg(feature = "content_size")]
125    assert_eq!(
126        layout.scroll_height(),
127        0f32,
128        "scroll_height of node {:?}. Expected {}. Actual {}",
129        node00,
130        0f32,
131        layout.scroll_height()
132    );
133    #[cfg_attr(not(feature = "content_size"), allow(unused_variables))]
134    let layout @ Layout { size, location, .. } = taffy.layout(node01).unwrap();
135    assert_eq!(size.width, 20f32, "width of node {:?}. Expected {}. Actual {}", node01, 20f32, size.width);
136    assert_eq!(size.height, 20f32, "height of node {:?}. Expected {}. Actual {}", node01, 20f32, size.height);
137    assert_eq!(location.x, 0f32, "x of node {:?}. Expected {}. Actual {}", node01, 0f32, location.x);
138    assert_eq!(location.y, 20f32, "y of node {:?}. Expected {}. Actual {}", node01, 20f32, location.y);
139    #[cfg(feature = "content_size")]
140    assert_eq!(
141        layout.scroll_width(),
142        0f32,
143        "scroll_width of node {:?}. Expected {}. Actual {}",
144        node01,
145        0f32,
146        layout.scroll_width()
147    );
148    #[cfg(feature = "content_size")]
149    assert_eq!(
150        layout.scroll_height(),
151        0f32,
152        "scroll_height of node {:?}. Expected {}. Actual {}",
153        node01,
154        0f32,
155        layout.scroll_height()
156    );
157    #[cfg_attr(not(feature = "content_size"), allow(unused_variables))]
158    let layout @ Layout { size, location, .. } = taffy.layout(node02).unwrap();
159    assert_eq!(size.width, 20f32, "width of node {:?}. Expected {}. Actual {}", node02, 20f32, size.width);
160    assert_eq!(size.height, 20f32, "height of node {:?}. Expected {}. Actual {}", node02, 20f32, size.height);
161    assert_eq!(location.x, 0f32, "x of node {:?}. Expected {}. Actual {}", node02, 0f32, location.x);
162    assert_eq!(location.y, 40f32, "y of node {:?}. Expected {}. Actual {}", node02, 40f32, location.y);
163    #[cfg(feature = "content_size")]
164    assert_eq!(
165        layout.scroll_width(),
166        0f32,
167        "scroll_width of node {:?}. Expected {}. Actual {}",
168        node02,
169        0f32,
170        layout.scroll_width()
171    );
172    #[cfg(feature = "content_size")]
173    assert_eq!(
174        layout.scroll_height(),
175        0f32,
176        "scroll_height of node {:?}. Expected {}. Actual {}",
177        node02,
178        0f32,
179        layout.scroll_height()
180    );
181}