tawasuyu/taffy

1#[test]
2#[allow(non_snake_case)]
3fn justify_content_column_flex_start__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            size: taffy::geometry::Size { width: auto(), height: taffy::style::Dimension::Length(10f32) },
10            ..Default::default()
11        })
12        .unwrap();
13    let node1 = taffy
14        .new_leaf(taffy::style::Style {
15            size: taffy::geometry::Size { width: auto(), height: taffy::style::Dimension::Length(10f32) },
16            ..Default::default()
17        })
18        .unwrap();
19    let node2 = taffy
20        .new_leaf(taffy::style::Style {
21            size: taffy::geometry::Size { width: auto(), height: taffy::style::Dimension::Length(10f32) },
22            ..Default::default()
23        })
24        .unwrap();
25    let node = taffy
26        .new_with_children(
27            taffy::style::Style {
28                flex_direction: taffy::style::FlexDirection::Column,
29                justify_content: Some(taffy::style::JustifyContent::FlexStart),
30                size: taffy::geometry::Size {
31                    width: taffy::style::Dimension::Length(100f32),
32                    height: taffy::style::Dimension::Length(100f32),
33                },
34                ..Default::default()
35            },
36            &[node0, node1, node2],
37        )
38        .unwrap();
39    taffy.compute_layout_with_measure(node, taffy::geometry::Size::MAX_CONTENT, crate::test_measure_function).unwrap();
40    println!("\nComputed tree:");
41    taffy.print_tree(node);
42    println!();
43    #[cfg_attr(not(feature = "content_size"), allow(unused_variables))]
44    let layout @ Layout { size, location, .. } = taffy.layout(node).unwrap();
45    assert_eq!(size.width, 100f32, "width of node {:?}. Expected {}. Actual {}", node, 100f32, size.width);
46    assert_eq!(size.height, 100f32, "height of node {:?}. Expected {}. Actual {}", node, 100f32, size.height);
47    assert_eq!(location.x, 0f32, "x of node {:?}. Expected {}. Actual {}", node, 0f32, location.x);
48    assert_eq!(location.y, 0f32, "y of node {:?}. Expected {}. Actual {}", node, 0f32, location.y);
49    #[cfg(feature = "content_size")]
50    assert_eq!(
51        layout.scroll_width(),
52        0f32,
53        "scroll_width of node {:?}. Expected {}. Actual {}",
54        node,
55        0f32,
56        layout.scroll_width()
57    );
58    #[cfg(feature = "content_size")]
59    assert_eq!(
60        layout.scroll_height(),
61        0f32,
62        "scroll_height of node {:?}. Expected {}. Actual {}",
63        node,
64        0f32,
65        layout.scroll_height()
66    );
67    #[cfg_attr(not(feature = "content_size"), allow(unused_variables))]
68    let layout @ Layout { size, location, .. } = taffy.layout(node0).unwrap();
69    assert_eq!(size.width, 100f32, "width of node {:?}. Expected {}. Actual {}", node0, 100f32, size.width);
70    assert_eq!(size.height, 10f32, "height of node {:?}. Expected {}. Actual {}", node0, 10f32, size.height);
71    assert_eq!(location.x, 0f32, "x of node {:?}. Expected {}. Actual {}", node0, 0f32, location.x);
72    assert_eq!(location.y, 0f32, "y of node {:?}. Expected {}. Actual {}", node0, 0f32, location.y);
73    #[cfg(feature = "content_size")]
74    assert_eq!(
75        layout.scroll_width(),
76        0f32,
77        "scroll_width of node {:?}. Expected {}. Actual {}",
78        node0,
79        0f32,
80        layout.scroll_width()
81    );
82    #[cfg(feature = "content_size")]
83    assert_eq!(
84        layout.scroll_height(),
85        0f32,
86        "scroll_height of node {:?}. Expected {}. Actual {}",
87        node0,
88        0f32,
89        layout.scroll_height()
90    );
91    #[cfg_attr(not(feature = "content_size"), allow(unused_variables))]
92    let layout @ Layout { size, location, .. } = taffy.layout(node1).unwrap();
93    assert_eq!(size.width, 100f32, "width of node {:?}. Expected {}. Actual {}", node1, 100f32, size.width);
94    assert_eq!(size.height, 10f32, "height of node {:?}. Expected {}. Actual {}", node1, 10f32, size.height);
95    assert_eq!(location.x, 0f32, "x of node {:?}. Expected {}. Actual {}", node1, 0f32, location.x);
96    assert_eq!(location.y, 10f32, "y of node {:?}. Expected {}. Actual {}", node1, 10f32, location.y);
97    #[cfg(feature = "content_size")]
98    assert_eq!(
99        layout.scroll_width(),
100        0f32,
101        "scroll_width of node {:?}. Expected {}. Actual {}",
102        node1,
103        0f32,
104        layout.scroll_width()
105    );
106    #[cfg(feature = "content_size")]
107    assert_eq!(
108        layout.scroll_height(),
109        0f32,
110        "scroll_height of node {:?}. Expected {}. Actual {}",
111        node1,
112        0f32,
113        layout.scroll_height()
114    );
115    #[cfg_attr(not(feature = "content_size"), allow(unused_variables))]
116    let layout @ Layout { size, location, .. } = taffy.layout(node2).unwrap();
117    assert_eq!(size.width, 100f32, "width of node {:?}. Expected {}. Actual {}", node2, 100f32, size.width);
118    assert_eq!(size.height, 10f32, "height of node {:?}. Expected {}. Actual {}", node2, 10f32, size.height);
119    assert_eq!(location.x, 0f32, "x of node {:?}. Expected {}. Actual {}", node2, 0f32, location.x);
120    assert_eq!(location.y, 20f32, "y of node {:?}. Expected {}. Actual {}", node2, 20f32, location.y);
121    #[cfg(feature = "content_size")]
122    assert_eq!(
123        layout.scroll_width(),
124        0f32,
125        "scroll_width of node {:?}. Expected {}. Actual {}",
126        node2,
127        0f32,
128        layout.scroll_width()
129    );
130    #[cfg(feature = "content_size")]
131    assert_eq!(
132        layout.scroll_height(),
133        0f32,
134        "scroll_height of node {:?}. Expected {}. Actual {}",
135        node2,
136        0f32,
137        layout.scroll_height()
138    );
139}
140
141#[test]
142#[allow(non_snake_case)]
143fn justify_content_column_flex_start__content_box() {
144    #[allow(unused_imports)]
145    use taffy::{prelude::*, tree::Layout, TaffyTree};
146    let mut taffy: TaffyTree<crate::TextMeasure> = TaffyTree::new();
147    let node0 = taffy
148        .new_leaf(taffy::style::Style {
149            box_sizing: taffy::style::BoxSizing::ContentBox,
150            size: taffy::geometry::Size { width: auto(), height: taffy::style::Dimension::Length(10f32) },
151            ..Default::default()
152        })
153        .unwrap();
154    let node1 = taffy
155        .new_leaf(taffy::style::Style {
156            box_sizing: taffy::style::BoxSizing::ContentBox,
157            size: taffy::geometry::Size { width: auto(), height: taffy::style::Dimension::Length(10f32) },
158            ..Default::default()
159        })
160        .unwrap();
161    let node2 = taffy
162        .new_leaf(taffy::style::Style {
163            box_sizing: taffy::style::BoxSizing::ContentBox,
164            size: taffy::geometry::Size { width: auto(), height: taffy::style::Dimension::Length(10f32) },
165            ..Default::default()
166        })
167        .unwrap();
168    let node = taffy
169        .new_with_children(
170            taffy::style::Style {
171                box_sizing: taffy::style::BoxSizing::ContentBox,
172                flex_direction: taffy::style::FlexDirection::Column,
173                justify_content: Some(taffy::style::JustifyContent::FlexStart),
174                size: taffy::geometry::Size {
175                    width: taffy::style::Dimension::Length(100f32),
176                    height: taffy::style::Dimension::Length(100f32),
177                },
178                ..Default::default()
179            },
180            &[node0, node1, node2],
181        )
182        .unwrap();
183    taffy.compute_layout_with_measure(node, taffy::geometry::Size::MAX_CONTENT, crate::test_measure_function).unwrap();
184    println!("\nComputed tree:");
185    taffy.print_tree(node);
186    println!();
187    #[cfg_attr(not(feature = "content_size"), allow(unused_variables))]
188    let layout @ Layout { size, location, .. } = taffy.layout(node).unwrap();
189    assert_eq!(size.width, 100f32, "width of node {:?}. Expected {}. Actual {}", node, 100f32, size.width);
190    assert_eq!(size.height, 100f32, "height of node {:?}. Expected {}. Actual {}", node, 100f32, size.height);
191    assert_eq!(location.x, 0f32, "x of node {:?}. Expected {}. Actual {}", node, 0f32, location.x);
192    assert_eq!(location.y, 0f32, "y of node {:?}. Expected {}. Actual {}", node, 0f32, location.y);
193    #[cfg(feature = "content_size")]
194    assert_eq!(
195        layout.scroll_width(),
196        0f32,
197        "scroll_width of node {:?}. Expected {}. Actual {}",
198        node,
199        0f32,
200        layout.scroll_width()
201    );
202    #[cfg(feature = "content_size")]
203    assert_eq!(
204        layout.scroll_height(),
205        0f32,
206        "scroll_height of node {:?}. Expected {}. Actual {}",
207        node,
208        0f32,
209        layout.scroll_height()
210    );
211    #[cfg_attr(not(feature = "content_size"), allow(unused_variables))]
212    let layout @ Layout { size, location, .. } = taffy.layout(node0).unwrap();
213    assert_eq!(size.width, 100f32, "width of node {:?}. Expected {}. Actual {}", node0, 100f32, size.width);
214    assert_eq!(size.height, 10f32, "height of node {:?}. Expected {}. Actual {}", node0, 10f32, size.height);
215    assert_eq!(location.x, 0f32, "x of node {:?}. Expected {}. Actual {}", node0, 0f32, location.x);
216    assert_eq!(location.y, 0f32, "y of node {:?}. Expected {}. Actual {}", node0, 0f32, location.y);
217    #[cfg(feature = "content_size")]
218    assert_eq!(
219        layout.scroll_width(),
220        0f32,
221        "scroll_width of node {:?}. Expected {}. Actual {}",
222        node0,
223        0f32,
224        layout.scroll_width()
225    );
226    #[cfg(feature = "content_size")]
227    assert_eq!(
228        layout.scroll_height(),
229        0f32,
230        "scroll_height of node {:?}. Expected {}. Actual {}",
231        node0,
232        0f32,
233        layout.scroll_height()
234    );
235    #[cfg_attr(not(feature = "content_size"), allow(unused_variables))]
236    let layout @ Layout { size, location, .. } = taffy.layout(node1).unwrap();
237    assert_eq!(size.width, 100f32, "width of node {:?}. Expected {}. Actual {}", node1, 100f32, size.width);
238    assert_eq!(size.height, 10f32, "height of node {:?}. Expected {}. Actual {}", node1, 10f32, size.height);
239    assert_eq!(location.x, 0f32, "x of node {:?}. Expected {}. Actual {}", node1, 0f32, location.x);
240    assert_eq!(location.y, 10f32, "y of node {:?}. Expected {}. Actual {}", node1, 10f32, location.y);
241    #[cfg(feature = "content_size")]
242    assert_eq!(
243        layout.scroll_width(),
244        0f32,
245        "scroll_width of node {:?}. Expected {}. Actual {}",
246        node1,
247        0f32,
248        layout.scroll_width()
249    );
250    #[cfg(feature = "content_size")]
251    assert_eq!(
252        layout.scroll_height(),
253        0f32,
254        "scroll_height of node {:?}. Expected {}. Actual {}",
255        node1,
256        0f32,
257        layout.scroll_height()
258    );
259    #[cfg_attr(not(feature = "content_size"), allow(unused_variables))]
260    let layout @ Layout { size, location, .. } = taffy.layout(node2).unwrap();
261    assert_eq!(size.width, 100f32, "width of node {:?}. Expected {}. Actual {}", node2, 100f32, size.width);
262    assert_eq!(size.height, 10f32, "height of node {:?}. Expected {}. Actual {}", node2, 10f32, size.height);
263    assert_eq!(location.x, 0f32, "x of node {:?}. Expected {}. Actual {}", node2, 0f32, location.x);
264    assert_eq!(location.y, 20f32, "y of node {:?}. Expected {}. Actual {}", node2, 20f32, location.y);
265    #[cfg(feature = "content_size")]
266    assert_eq!(
267        layout.scroll_width(),
268        0f32,
269        "scroll_width of node {:?}. Expected {}. Actual {}",
270        node2,
271        0f32,
272        layout.scroll_width()
273    );
274    #[cfg(feature = "content_size")]
275    assert_eq!(
276        layout.scroll_height(),
277        0f32,
278        "scroll_height of node {:?}. Expected {}. Actual {}",
279        node2,
280        0f32,
281        layout.scroll_height()
282    );
283}