mirror of
https://github.com/servo/servo.git
synced 2025-06-25 17:44:33 +01:00
62 lines
1.6 KiB
HTML
62 lines
1.6 KiB
HTML
<!DOCTYPE html>
|
|
<html class=reftest-wait>
|
|
<link rel="help" href="https://drafts.css-houdini.org/css-layout-api/#dom-layoutconstraints-data">
|
|
<link rel="match" href="green-square-ref.html">
|
|
<meta name="assert" content="This test checks that a SharedArrayBuffer can't be passed to a child layout." />
|
|
<style>
|
|
.test {
|
|
background: red;
|
|
width: 100px;
|
|
}
|
|
|
|
@supports (display: layout(parent)) {
|
|
.test {
|
|
display: layout(parent);
|
|
background: green;
|
|
}
|
|
|
|
.child {
|
|
display: layout(child);
|
|
}
|
|
}
|
|
</style>
|
|
<script src="/common/reftest-wait.js"></script>
|
|
<script src="/common/worklet-reftest.js"></script>
|
|
|
|
<div class="test">
|
|
<div class="child"></div>
|
|
</div>
|
|
|
|
<script id="code" type="text/worklet">
|
|
registerLayout('parent', class {
|
|
async intrinsicSizes() {}
|
|
async layout([child], edges, constraints, styleMap) {
|
|
let childFragment = null;
|
|
|
|
try {
|
|
childFragment = await child.layoutNextFragment({
|
|
// See https://github.com/whatwg/html/issues/5380 for why not `new SharedArrayBuffer()`
|
|
data: { sab: new WebAssembly.Memory({ shared:true, initial:1, maximum:1 }).buffer }
|
|
});
|
|
} catch(e) {
|
|
// Success! The structured cloning algorithm should have thrown an error.
|
|
childFragment = await child.layoutNextFragment({});
|
|
return {autoBlockSize: 100, childFragments: [childFragment]};
|
|
}
|
|
|
|
return {autoBlockSize: 0, childFragments: [childFragment]};
|
|
}
|
|
});
|
|
|
|
registerLayout('child', class {
|
|
async intrinsicSizes() {}
|
|
async layout() {
|
|
return {autoBlockSize: 0};
|
|
}
|
|
});
|
|
</script>
|
|
|
|
<script>
|
|
importWorkletAndTerminateTestAfterAsyncPaint(CSS.layoutWorklet, document.getElementById('code').textContent);
|
|
</script>
|
|
</html>
|