forked from mirrors/gecko-dev
404ee2e0f4
Just something I found while trying to construct a test-case for this. MozReview-Commit-ID: A01qzQ14QG9 --HG-- extra : rebase_source : 5329a8791774b402b633a992fa9bca2cc5b320fb
21 lines
847 B
HTML
21 lines
847 B
HTML
<!DOCTYPE html>
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<meta charset="utf-8">
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<title>CSS Scoping: Dynamic reassignment of a slot.</title>
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<link rel="author" title="Emilio Cobos Álvarez" href="mailto:emilio@crisal.io">
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<link rel="help" href="https://drafts.csswg.org/css-scoping/#selectors-data-model">
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<link rel="help" href="https://bugzilla.mozilla.org/show_bug.cgi?id=1465572">
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<link rel="match" href="reference/green-box.html"/>
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<div id="host">
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FAIL
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<div style="background: green" slot="the-slot"></div>
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</div>
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<script>
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document.body.offsetTop;
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host.attachShadow({ mode: "open" }).innerHTML = `
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<style>::slotted(div) { width: 100px; height: 100px }</style>
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<p>Test passes if you see a single 100px by 100px green box below.</p>
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<slot>FAIL</slot>
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`;
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document.body.offsetTop;
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host.shadowRoot.querySelector("slot").setAttribute("name", "the-slot");
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</script>
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