tawasuyu/taffy

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