mirror of
https://github.com/servo/servo.git
synced 2025-06-27 02:23:41 +01:00
41 lines
1 KiB
HTML
41 lines
1 KiB
HTML
<!DOCTYPE html>
|
|
<html class=reftest-wait>
|
|
<link rel="help" href="https://drafts.css-houdini.org/css-layout-api/#invoke-a-layout-callback">
|
|
<link rel="match" href="fallback-ref.html">
|
|
<meta name="assert" content="This test checks that a layout() class with a layout function that doesn't return a promise will fallback to block layout." />
|
|
<style>
|
|
.test {
|
|
background: red;
|
|
border: solid 2px;
|
|
width: 100px;
|
|
}
|
|
|
|
.child {
|
|
height: 100px;
|
|
}
|
|
|
|
@supports (display: layout(unresolved-promise)) {
|
|
.test {
|
|
display: layout(unresolved-promise);
|
|
background: green;
|
|
}
|
|
}
|
|
</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('unresolved-promise', class {
|
|
async intrinsicSizes() {}
|
|
layout() { return new Promise(() => { /* never resolves */ }); }
|
|
});
|
|
</script>
|
|
|
|
<script>
|
|
importWorkletAndTerminateTestAfterAsyncPaint(CSS.layoutWorklet, document.getElementById('code').textContent);
|
|
</script>
|
|
</html>
|