mirror of
https://github.com/servo/servo
synced 2026-05-09 16:42:16 +02:00
d5c82150e0
Now `ServoTestUtils.forceLayout()` will provide the number of fragments that have been restyled and rebuilt. This will be useful to test that incremental layout works well. Testing: Adds a test using this new API --------- Signed-off-by: Oriol Brufau <obrufau@igalia.com> Signed-off-by: Martin Robinson <mrobinson@igalia.com> Co-authored-by: Luke Warlow <lwarlow@igalia.com> Co-authored-by: Martin Robinson <mrobinson@igalia.com>
77 lines
2.6 KiB
Rust
77 lines
2.6 KiB
Rust
/* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at https://mozilla.org/MPL/2.0/. */
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// check-tidy: no specs after this line
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use backtrace::Backtrace;
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use dom_struct::dom_struct;
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use layout_api::ReflowPhasesRun;
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use script_bindings::codegen::GenericBindings::WindowBinding::WindowMethods;
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use script_bindings::domstring::DOMString;
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use script_bindings::reflector::Reflector;
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use script_bindings::root::DomRoot;
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use script_bindings::script_runtime::CanGc;
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use crate::dom::bindings::codegen::Bindings::ServoTestUtilsBinding::ServoTestUtilsMethods;
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use crate::dom::globalscope::GlobalScope;
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use crate::dom::layoutresult::LayoutResult;
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#[dom_struct]
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pub(crate) struct ServoTestUtils {
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reflector_: Reflector,
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}
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impl ServoTestUtilsMethods<crate::DomTypeHolder> for ServoTestUtils {
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fn AdvanceClock(global: &GlobalScope, ms: i32) {
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global.as_window().advance_animation_clock(ms);
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}
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#[expect(unsafe_code)]
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fn CrashHard(_: &GlobalScope) {
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unsafe { std::ptr::null_mut::<i32>().write(42) }
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}
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fn ForceLayout(global: &GlobalScope, can_gc: CanGc) -> DomRoot<LayoutResult> {
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let (phases_run, statistics) = global.as_window().Document().update_the_rendering();
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let mut phases = Vec::new();
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if phases_run.contains(ReflowPhasesRun::RanLayout) {
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phases.push(DOMString::from("RanLayout"))
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}
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if phases_run.contains(ReflowPhasesRun::CalculatedOverflow) {
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phases.push(DOMString::from("CalculatedOverflow"))
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}
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if phases_run.contains(ReflowPhasesRun::BuiltStackingContextTree) {
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phases.push(DOMString::from("BuiltStackingContextTree"))
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}
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if phases_run.contains(ReflowPhasesRun::BuiltDisplayList) {
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phases.push(DOMString::from("BuiltDisplayList"))
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}
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if phases_run.contains(ReflowPhasesRun::UpdatedScrollNodeOffset) {
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phases.push(DOMString::from("UpdatedScrollNodeOffset"))
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}
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if phases_run.contains(ReflowPhasesRun::UpdatedImageData) {
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phases.push(DOMString::from("UpdatedImageData"))
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}
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LayoutResult::new(
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global,
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phases,
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statistics.rebuilt_fragment_count,
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statistics.restyle_fragment_count,
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can_gc,
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)
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}
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fn Js_backtrace(_: &GlobalScope) {
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println!("Current JS stack:");
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let rust_stack = Backtrace::new();
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println!("Current Rust stack:\n{:?}", rust_stack);
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}
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fn Panic(_: &GlobalScope) {
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panic!("explicit panic from script")
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}
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}
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