diff options
Diffstat (limited to 'components/shared/script/tests/compositor.rs')
| -rw-r--r-- | components/shared/script/tests/compositor.rs | 188 |
1 files changed, 0 insertions, 188 deletions
diff --git a/components/shared/script/tests/compositor.rs b/components/shared/script/tests/compositor.rs deleted file mode 100644 index fb8410cb282..00000000000 --- a/components/shared/script/tests/compositor.rs +++ /dev/null @@ -1,188 +0,0 @@ -/* This Source Code Form is subject to the terms of the Mozilla Public - * License, v. 2.0. If a copy of the MPL was not distributed with this - * file, You can obtain one at https://mozilla.org/MPL/2.0/. */ - -use base::id::ScrollTreeNodeId; -use euclid::Size2D; -use webrender_api::units::LayoutVector2D; -use webrender_api::{ExternalScrollId, PipelineId, ScrollLocation, SpatialId}; -use webrender_traits::display_list::{ - AxesScrollSensitivity, ScrollSensitivity, ScrollTree, ScrollableNodeInfo, -}; - -fn add_mock_scroll_node(tree: &mut ScrollTree) -> ScrollTreeNodeId { - let pipeline_id = PipelineId(0, 0); - let num_nodes = tree.nodes.len(); - let parent = if num_nodes > 0 { - Some(ScrollTreeNodeId { - index: num_nodes - 1, - spatial_id: SpatialId::new(num_nodes - 1, pipeline_id), - }) - } else { - None - }; - - tree.add_scroll_tree_node( - parent.as_ref(), - SpatialId::new(num_nodes, pipeline_id), - Some(ScrollableNodeInfo { - external_id: ExternalScrollId(num_nodes as u64, pipeline_id), - scrollable_size: Size2D::new(100.0, 100.0), - scroll_sensitivity: AxesScrollSensitivity { - x: ScrollSensitivity::ScriptAndInputEvents, - y: ScrollSensitivity::ScriptAndInputEvents, - }, - offset: LayoutVector2D::zero(), - }), - ) -} - -#[test] -fn test_scroll_tree_simple_scroll() { - let mut scroll_tree = ScrollTree::default(); - let pipeline_id = PipelineId(0, 0); - let id = add_mock_scroll_node(&mut scroll_tree); - - let (scrolled_id, offset) = scroll_tree - .scroll_node_or_ancestor( - &id, - ScrollLocation::Delta(LayoutVector2D::new(-20.0, -40.0)), - ) - .unwrap(); - let expected_offset = LayoutVector2D::new(-20.0, -40.0); - assert_eq!(scrolled_id, ExternalScrollId(0, pipeline_id)); - assert_eq!(offset, expected_offset); - assert_eq!(scroll_tree.get_node(&id).offset(), Some(expected_offset)); - - let (scrolled_id, offset) = scroll_tree - .scroll_node_or_ancestor(&id, ScrollLocation::Delta(LayoutVector2D::new(20.0, 40.0))) - .unwrap(); - let expected_offset = LayoutVector2D::new(0.0, 0.0); - assert_eq!(scrolled_id, ExternalScrollId(0, pipeline_id)); - assert_eq!(offset, expected_offset); - assert_eq!(scroll_tree.get_node(&id).offset(), Some(expected_offset)); - - // Scroll offsets must be negative. - let result = scroll_tree - .scroll_node_or_ancestor(&id, ScrollLocation::Delta(LayoutVector2D::new(20.0, 40.0))); - assert!(result.is_none()); - assert_eq!( - scroll_tree.get_node(&id).offset(), - Some(LayoutVector2D::new(0.0, 0.0)) - ); -} - -#[test] -fn test_scroll_tree_simple_scroll_chaining() { - let mut scroll_tree = ScrollTree::default(); - - let pipeline_id = PipelineId(0, 0); - let parent_id = add_mock_scroll_node(&mut scroll_tree); - let unscrollable_child_id = - scroll_tree.add_scroll_tree_node(Some(&parent_id), SpatialId::new(1, pipeline_id), None); - - let (scrolled_id, offset) = scroll_tree - .scroll_node_or_ancestor( - &unscrollable_child_id, - ScrollLocation::Delta(LayoutVector2D::new(-20.0, -40.0)), - ) - .unwrap(); - let expected_offset = LayoutVector2D::new(-20.0, -40.0); - assert_eq!(scrolled_id, ExternalScrollId(0, pipeline_id)); - assert_eq!(offset, expected_offset); - assert_eq!( - scroll_tree.get_node(&parent_id).offset(), - Some(expected_offset) - ); - - let (scrolled_id, offset) = scroll_tree - .scroll_node_or_ancestor( - &unscrollable_child_id, - ScrollLocation::Delta(LayoutVector2D::new(-10.0, -15.0)), - ) - .unwrap(); - let expected_offset = LayoutVector2D::new(-30.0, -55.0); - assert_eq!(scrolled_id, ExternalScrollId(0, pipeline_id)); - assert_eq!(offset, expected_offset); - assert_eq!( - scroll_tree.get_node(&parent_id).offset(), - Some(expected_offset) - ); - assert_eq!(scroll_tree.get_node(&unscrollable_child_id).offset(), None); -} - -#[test] -fn test_scroll_tree_chain_when_at_extent() { - let mut scroll_tree = ScrollTree::default(); - - let pipeline_id = PipelineId(0, 0); - let parent_id = add_mock_scroll_node(&mut scroll_tree); - let child_id = add_mock_scroll_node(&mut scroll_tree); - - let (scrolled_id, offset) = scroll_tree - .scroll_node_or_ancestor(&child_id, ScrollLocation::End) - .unwrap(); - - let expected_offset = LayoutVector2D::new(0.0, -100.0); - assert_eq!(scrolled_id, ExternalScrollId(1, pipeline_id)); - assert_eq!(offset, expected_offset); - assert_eq!( - scroll_tree.get_node(&child_id).offset(), - Some(expected_offset) - ); - - // The parent will have scrolled because the child is already at the extent - // of its scroll area in the y axis. - let (scrolled_id, offset) = scroll_tree - .scroll_node_or_ancestor( - &child_id, - ScrollLocation::Delta(LayoutVector2D::new(0.0, -10.0)), - ) - .unwrap(); - let expected_offset = LayoutVector2D::new(0.0, -10.0); - assert_eq!(scrolled_id, ExternalScrollId(0, pipeline_id)); - assert_eq!(offset, expected_offset); - assert_eq!( - scroll_tree.get_node(&parent_id).offset(), - Some(expected_offset) - ); -} - -#[test] -fn test_scroll_tree_chain_through_overflow_hidden() { - let mut scroll_tree = ScrollTree::default(); - - // Create a tree with a scrollable leaf, but make its `scroll_sensitivity` - // reflect `overflow: hidden` ie not responsive to non-script scroll events. - let pipeline_id = PipelineId(0, 0); - let parent_id = add_mock_scroll_node(&mut scroll_tree); - let overflow_hidden_id = add_mock_scroll_node(&mut scroll_tree); - scroll_tree - .get_node_mut(&overflow_hidden_id) - .scroll_info - .as_mut() - .map(|info| { - info.scroll_sensitivity = AxesScrollSensitivity { - x: ScrollSensitivity::Script, - y: ScrollSensitivity::Script, - }; - }); - - let (scrolled_id, offset) = scroll_tree - .scroll_node_or_ancestor( - &overflow_hidden_id, - ScrollLocation::Delta(LayoutVector2D::new(-20.0, -40.0)), - ) - .unwrap(); - let expected_offset = LayoutVector2D::new(-20.0, -40.0); - assert_eq!(scrolled_id, ExternalScrollId(0, pipeline_id)); - assert_eq!(offset, expected_offset); - assert_eq!( - scroll_tree.get_node(&parent_id).offset(), - Some(expected_offset) - ); - assert_eq!( - scroll_tree.get_node(&overflow_hidden_id).offset(), - Some(LayoutVector2D::new(0.0, 0.0)) - ); -} |