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50 lines
1.2 KiB
HTML
50 lines
1.2 KiB
HTML
<!DOCTYPE html>
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<html class=reftest-wait>
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<link rel="help" href="https://drafts.css-houdini.org/css-layout-api/#invoke-a-layout-callback">
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<link rel="match" href="fallback-ref.html">
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<meta name="assert" content="This test checks that a layout() class with a throwing layout function will fallback to block layout." />
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<style>
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.test {
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background: red;
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border: solid 2px;
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width: 100px;
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}
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.float {
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float: left;
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width: 50%;
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height: 100px;
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}
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.fc {
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display: flow-root;
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height: 100px;
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}
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@supports (display: layout(throwing-layout)) {
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.test {
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display: layout(throwing-layout);
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background: green;
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}
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}
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</style>
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<script src="/common/reftest-wait.js"></script>
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<script src="/common/worklet-reftest.js"></script>
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<!-- This tests that when the "layout()" layout function fails, it will fallback to block layout. -->
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<div class="test">
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<div class="float"></div>
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<div class="fc"></div>
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</div>
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<script id="code" type="text/worklet">
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registerLayout('throwing-layout', class {
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async intrinsicSizes() {}
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async layout() { throw Error('fail!'); }
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});
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</script>
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<script>
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importWorkletAndTerminateTestAfterAsyncPaint(CSS.layoutWorklet, document.getElementById('code').textContent);
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</script>
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</html>
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