#[test] fn aspect_ratio_flex_column_fill_max_height() { #[allow(unused_imports)] use taffy::{prelude::*, tree::Layout}; let mut taffy = taffy::Taffy::new(); let node0 = taffy . new_leaf_with_measure (taffy :: style :: Style { max_size : taffy :: geometry :: Size { width : taffy :: style :: Dimension :: Length (40f32) , height : auto () , } , aspect_ratio : Some (2f32) , .. Default :: default () } , taffy :: tree :: MeasureFunc :: Raw (| known_dimensions , available_space | { const TEXT : & str = "HH\u{200b}HH\u{200b}HH\u{200b}HH\u{200b}HH\u{200b}HH\u{200b}HH\u{200b}HH\u{200b}HH\u{200b}HH\u{200b}HH" ; super :: measure_standard_text (known_dimensions , available_space , TEXT , super :: WritingMode :: Horizontal , Some (2f32)) }) ,) . unwrap () ; let node = taffy .new_with_children( taffy::style::Style { display: taffy::style::Display::Flex, flex_direction: taffy::style::FlexDirection::Column, align_items: Some(taffy::style::AlignItems::Start), size: taffy::geometry::Size { width: taffy::style::Dimension::Length(100f32), height: taffy::style::Dimension::Length(100f32), }, ..Default::default() }, &[node0], ) .unwrap(); taffy.compute_layout(node, taffy::geometry::Size::MAX_CONTENT).unwrap(); println!("\nComputed tree:"); taffy::util::print_tree(&taffy, node); println!(); let Layout { size, location, .. } = taffy.layout(node).unwrap(); assert_eq!(size.width, 100f32, "width of node {:?}. Expected {}. Actual {}", node, 100f32, size.width); assert_eq!(size.height, 100f32, "height of node {:?}. Expected {}. Actual {}", node, 100f32, size.height); assert_eq!(location.x, 0f32, "x of node {:?}. Expected {}. Actual {}", node, 0f32, location.x); assert_eq!(location.y, 0f32, "y of node {:?}. Expected {}. Actual {}", node, 0f32, location.y); let Layout { size, location, .. } = taffy.layout(node0).unwrap(); assert_eq!(size.width, 40f32, "width of node {:?}. Expected {}. Actual {}", node0, 40f32, size.width); assert_eq!(size.height, 20f32, "height of node {:?}. Expected {}. Actual {}", node0, 20f32, size.height); assert_eq!(location.x, 0f32, "x of node {:?}. Expected {}. Actual {}", node0, 0f32, location.x); assert_eq!(location.y, 0f32, "y of node {:?}. Expected {}. Actual {}", node0, 0f32, location.y); }