gecko-dev/layout/reftests/transform/partial-prerender-translate...

77 строки
2.8 KiB
HTML

<!DOCTYPE html>
<html reftest-async-scroll class="reftest-wait reftest-no-flush">
<meta name="viewport" content="width=device-width,minimum-scale=1,initial-scale=1">
<!--
A variant test of partial-prerender-translate-5.html but in this test the
position:fixed element is inside an iframe.
-->
<style>
html {
overflow: hidden;
}
body {
margin: 0px;
padding: 0px;
}
</style>
<iframe style="width:800px; height:1000px; border: 0"
srcdoc="<!DOCTYPE HTML>
<html reftest-displayport-x='0' reftest-displayport-y='0'
reftest-displayport-w='800' reftest-displayport-h='2000'
reftest-async-scroll-x='0' reftest-async-scroll-y='1000'>
<style>
html {
overflow-x: hidden;
}
html, body {
margin: 0;
padding: 0;
}
@keyframes anim {
to { transform: translateY(-500px); }
}
#target {
width: 800px;
height: 1600px;
transform: translateY(-400px);
}
</style>
<div style='width: 800px; height: 2000px'><!-- spacer --></div>
<div style='position: fixed; top: 400px'>
<div id='target'>
<!--
Put an SVG element so that the transform display item has
a blob on WebRender which means this test properly fails
without the proper fix.
-->
<svg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 800 1600'>
<rect fill='green' y='0' width='800' height='1000'></rect>
<rect fill='blue' y='1000' width='800' height='125'></rect>
<rect fill='red' y='1125' width='800' height='875'></rect>
</svg>
</div>
</div>
<script>
window.addEventListener('message', () => {
if (event.data == 'start') {
target.style.animation = 'anim 100s 1s step-start';
target.addEventListener('animationstart', () => {
parent.postMessage('animationstart', '*');
});
}
});
</script></html>">
</iframe>
<script>
document.addEventListener("MozReftestInvalidate", () => {
document.querySelector("iframe").contentWindow.postMessage("start", "*");
}, { once: true });
window.addEventListener("message", event => {
if (event.data == "animationstart") {
document.documentElement.classList.remove('reftest-wait');
}
});
</script>
</html>