#[test] #[allow(non_snake_case)] fn flex_grow_0_min_size__border_box() { #[allow(unused_imports)] use taffy::{prelude::*, Layout}; let mut taffy = crate::new_test_tree(); let node0 = taffy .new_leaf_with_context( taffy::style::Style { flex_grow: 0f32, flex_shrink: 0f32, flex_basis: taffy::style::Dimension::from_percent(0f32), ..Default::default() }, crate::TestNodeContext::ahem_text("one", crate::WritingMode::Horizontal), ) .unwrap(); let node1 = taffy .new_leaf_with_context( taffy::style::Style { flex_grow: 0f32, flex_shrink: 0f32, flex_basis: taffy::style::Dimension::from_percent(0f32), ..Default::default() }, crate::TestNodeContext::ahem_text("two", crate::WritingMode::Horizontal), ) .unwrap(); let node2 = taffy .new_leaf_with_context( taffy::style::Style { flex_grow: 0f32, flex_shrink: 0f32, flex_basis: taffy::style::Dimension::from_percent(0f32), ..Default::default() }, crate::TestNodeContext::ahem_text("three", crate::WritingMode::Horizontal), ) .unwrap(); let node3 = taffy .new_leaf_with_context( taffy::style::Style { flex_grow: 0f32, flex_shrink: 0f32, flex_basis: taffy::style::Dimension::from_percent(0f32), ..Default::default() }, crate::TestNodeContext::ahem_text("four", crate::WritingMode::Horizontal), ) .unwrap(); let node = taffy .new_with_children( taffy::style::Style { display: taffy::style::Display::Flex, size: taffy::geometry::Size { width: taffy::style::Dimension::from_length(400f32), height: taffy::style::Dimension::from_length(100f32), }, border: taffy::geometry::Rect { left: length(1f32), right: length(1f32), top: length(1f32), bottom: length(1f32), }, ..Default::default() }, &[node0, node1, node2, node3], ) .unwrap(); taffy.compute_layout_with_measure(node, taffy::geometry::Size::MAX_CONTENT, crate::test_measure_function).unwrap(); println!("\nComputed tree:"); taffy.print_tree(node); println!(); let layout = taffy.layout(node).unwrap(); let Layout { size, location, .. } = layout; assert_eq!(size.width, 400f32, "width of node {:?}. Expected {}. Actual {}", node, 400f32, 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 = taffy.layout(node0).unwrap(); let Layout { size, location, .. } = layout; assert_eq!(size.width, 30f32, "width of node {:?}. Expected {}. Actual {}", node0, 30f32, size.width); assert_eq!(size.height, 98f32, "height of node {:?}. Expected {}. Actual {}", node0, 98f32, size.height); assert_eq!(location.x, 1f32, "x of node {:?}. Expected {}. Actual {}", node0, 1f32, location.x); assert_eq!(location.y, 1f32, "y of node {:?}. Expected {}. Actual {}", node0, 1f32, location.y); let layout = taffy.layout(node1).unwrap(); let Layout { size, location, .. } = layout; assert_eq!(size.width, 30f32, "width of node {:?}. Expected {}. Actual {}", node1, 30f32, size.width); assert_eq!(size.height, 98f32, "height of node {:?}. Expected {}. Actual {}", node1, 98f32, size.height); assert_eq!(location.x, 31f32, "x of node {:?}. Expected {}. Actual {}", node1, 31f32, location.x); assert_eq!(location.y, 1f32, "y of node {:?}. Expected {}. Actual {}", node1, 1f32, location.y); let layout = taffy.layout(node2).unwrap(); let Layout { size, location, .. } = layout; assert_eq!(size.width, 50f32, "width of node {:?}. Expected {}. Actual {}", node2, 50f32, size.width); assert_eq!(size.height, 98f32, "height of node {:?}. Expected {}. Actual {}", node2, 98f32, size.height); assert_eq!(location.x, 61f32, "x of node {:?}. Expected {}. Actual {}", node2, 61f32, location.x); assert_eq!(location.y, 1f32, "y of node {:?}. Expected {}. Actual {}", node2, 1f32, location.y); let layout = taffy.layout(node3).unwrap(); let Layout { size, location, .. } = layout; assert_eq!(size.width, 40f32, "width of node {:?}. Expected {}. Actual {}", node3, 40f32, size.width); assert_eq!(size.height, 98f32, "height of node {:?}. Expected {}. Actual {}", node3, 98f32, size.height); assert_eq!(location.x, 111f32, "x of node {:?}. Expected {}. Actual {}", node3, 111f32, location.x); assert_eq!(location.y, 1f32, "y of node {:?}. Expected {}. Actual {}", node3, 1f32, location.y); } #[test] #[allow(non_snake_case)] fn flex_grow_0_min_size__content_box() { #[allow(unused_imports)] use taffy::{prelude::*, Layout}; let mut taffy = crate::new_test_tree(); let node0 = taffy .new_leaf_with_context( taffy::style::Style { box_sizing: taffy::style::BoxSizing::ContentBox, flex_grow: 0f32, flex_shrink: 0f32, flex_basis: taffy::style::Dimension::from_percent(0f32), ..Default::default() }, crate::TestNodeContext::ahem_text("one", crate::WritingMode::Horizontal), ) .unwrap(); let node1 = taffy .new_leaf_with_context( taffy::style::Style { box_sizing: taffy::style::BoxSizing::ContentBox, flex_grow: 0f32, flex_shrink: 0f32, flex_basis: taffy::style::Dimension::from_percent(0f32), ..Default::default() }, crate::TestNodeContext::ahem_text("two", crate::WritingMode::Horizontal), ) .unwrap(); let node2 = taffy .new_leaf_with_context( taffy::style::Style { box_sizing: taffy::style::BoxSizing::ContentBox, flex_grow: 0f32, flex_shrink: 0f32, flex_basis: taffy::style::Dimension::from_percent(0f32), ..Default::default() }, crate::TestNodeContext::ahem_text("three", crate::WritingMode::Horizontal), ) .unwrap(); let node3 = taffy .new_leaf_with_context( taffy::style::Style { box_sizing: taffy::style::BoxSizing::ContentBox, flex_grow: 0f32, flex_shrink: 0f32, flex_basis: taffy::style::Dimension::from_percent(0f32), ..Default::default() }, crate::TestNodeContext::ahem_text("four", crate::WritingMode::Horizontal), ) .unwrap(); let node = taffy .new_with_children( taffy::style::Style { display: taffy::style::Display::Flex, box_sizing: taffy::style::BoxSizing::ContentBox, size: taffy::geometry::Size { width: taffy::style::Dimension::from_length(400f32), height: taffy::style::Dimension::from_length(100f32), }, border: taffy::geometry::Rect { left: length(1f32), right: length(1f32), top: length(1f32), bottom: length(1f32), }, ..Default::default() }, &[node0, node1, node2, node3], ) .unwrap(); taffy.compute_layout_with_measure(node, taffy::geometry::Size::MAX_CONTENT, crate::test_measure_function).unwrap(); println!("\nComputed tree:"); taffy.print_tree(node); println!(); let layout = taffy.layout(node).unwrap(); let Layout { size, location, .. } = layout; assert_eq!(size.width, 402f32, "width of node {:?}. Expected {}. Actual {}", node, 402f32, size.width); assert_eq!(size.height, 102f32, "height of node {:?}. Expected {}. Actual {}", node, 102f32, 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 = taffy.layout(node0).unwrap(); let Layout { size, location, .. } = layout; assert_eq!(size.width, 30f32, "width of node {:?}. Expected {}. Actual {}", node0, 30f32, size.width); assert_eq!(size.height, 100f32, "height of node {:?}. Expected {}. Actual {}", node0, 100f32, size.height); assert_eq!(location.x, 1f32, "x of node {:?}. Expected {}. Actual {}", node0, 1f32, location.x); assert_eq!(location.y, 1f32, "y of node {:?}. Expected {}. Actual {}", node0, 1f32, location.y); let layout = taffy.layout(node1).unwrap(); let Layout { size, location, .. } = layout; assert_eq!(size.width, 30f32, "width of node {:?}. Expected {}. Actual {}", node1, 30f32, size.width); assert_eq!(size.height, 100f32, "height of node {:?}. Expected {}. Actual {}", node1, 100f32, size.height); assert_eq!(location.x, 31f32, "x of node {:?}. Expected {}. Actual {}", node1, 31f32, location.x); assert_eq!(location.y, 1f32, "y of node {:?}. Expected {}. Actual {}", node1, 1f32, location.y); let layout = taffy.layout(node2).unwrap(); let Layout { size, location, .. } = layout; assert_eq!(size.width, 50f32, "width of node {:?}. Expected {}. Actual {}", node2, 50f32, size.width); assert_eq!(size.height, 100f32, "height of node {:?}. Expected {}. Actual {}", node2, 100f32, size.height); assert_eq!(location.x, 61f32, "x of node {:?}. Expected {}. Actual {}", node2, 61f32, location.x); assert_eq!(location.y, 1f32, "y of node {:?}. Expected {}. Actual {}", node2, 1f32, location.y); let layout = taffy.layout(node3).unwrap(); let Layout { size, location, .. } = layout; assert_eq!(size.width, 40f32, "width of node {:?}. Expected {}. Actual {}", node3, 40f32, size.width); assert_eq!(size.height, 100f32, "height of node {:?}. Expected {}. Actual {}", node3, 100f32, size.height); assert_eq!(location.x, 111f32, "x of node {:?}. Expected {}. Actual {}", node3, 111f32, location.x); assert_eq!(location.y, 1f32, "y of node {:?}. Expected {}. Actual {}", node3, 1f32, location.y); }