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| author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-19 01:47:29 +0000 |
|---|---|---|
| committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-19 01:47:29 +0000 |
| commit | 0ebf5bdf043a27fd3dfb7f92e0cb63d88954c44d (patch) | |
| tree | a31f07c9bcca9d56ce61e9a1ffd30ef350d513aa /layout/reftests/invalidation/paintedlayer-recycling-1.html | |
| parent | Initial commit. (diff) | |
| download | firefox-esr-0ebf5bdf043a27fd3dfb7f92e0cb63d88954c44d.tar.xz firefox-esr-0ebf5bdf043a27fd3dfb7f92e0cb63d88954c44d.zip | |
Adding upstream version 115.8.0esr.upstream/115.8.0esr
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'layout/reftests/invalidation/paintedlayer-recycling-1.html')
| -rw-r--r-- | layout/reftests/invalidation/paintedlayer-recycling-1.html | 75 |
1 files changed, 75 insertions, 0 deletions
diff --git a/layout/reftests/invalidation/paintedlayer-recycling-1.html b/layout/reftests/invalidation/paintedlayer-recycling-1.html new file mode 100644 index 0000000000..5f0b211e10 --- /dev/null +++ b/layout/reftests/invalidation/paintedlayer-recycling-1.html @@ -0,0 +1,75 @@ +<!DOCTYPE html> +<html lang="en" class="reftest-wait"> +<meta charset="utf-8"> +<title>Switching the transform to animate shouldn't invalidate the fixed layer</title> + +<style> + +.content { + box-sizing: border-box; + width: 200px; + height: 200px; + border: 1px solid black; +} + +.fixed { + position: fixed; + background-color: white; + top: 20px; + left: 240px; +} + +.reftest-no-paint { + border-color: lime; +} + +.transform { + transform: translateY(0.1px); +} + +.aboveTransform { + margin-top: 20px; + border-color: blue; + position: relative; +} + +body { + margin: 0; + padding: 20px; + height: 3000px; +} + +</style> + +<div class="transform content" id="aboutToAnimate"> + <!-- + This transform starts out inactive and is going to turn active + prerendered. + --> +</div> + +<div class="aboveTransform content"> + <!-- + This content is on top of .transform in z-order but starts out in the + same layer as .transform (and the canvas background). Once the transform + turns active, this needs its own PaintedLayer because the prerendered + transform might asynchronously move underneath it. + --> +</div> + +<div class="fixed reftest-no-paint content"> + <!-- + This fixed layer gets its own PaintedLayer above the rest. + When .aboveTransform requires its own PaintedLayer, it should not cause + .fixed to change layers. + --> +</div> + +<script> + +function doTest() { + document.querySelector("#aboutToAnimate").style.willChange = "transform"; + document.documentElement.removeAttribute("class"); +} +document.addEventListener("MozReftestInvalidate", doTest); + +</script> |