slot-non-html-display-value.html

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This WPT test may be referenced by the following Test IDs:
- /css/css-scoping/slot-non-html-display-value.html - WPT Dashboard Interop Dashboard

<!doctype html>

<title>CSS Test: non-HTML slot elements don't get display: contents by default.</title>

<script src="/resources/testharness.js"></script>

<script src="/resources/testharnessreport.js"></script>

<link rel="author" title="Emilio Cobos Álvarez" href="mailto:emilio@crisal.io">

<link rel="help" href="https://drafts.csswg.org/css-scoping/#slots-in-shadow-tree">

<link rel="help" href="https://bugzil.la/1468127">

<body>

<script>

test(function() {

  const non_html_slot = document.createElementNS("http://www.w3.org/2000/svg", "slot");

  document.body.appendChild(non_html_slot);

  const display = getComputedStyle(non_html_slot).display;

  // contents would get turned to "none" due to https://drafts.csswg.org/css-display/#unbox-svg

  assert_true(display != "contents" && display != "none");

}, "Non-HTML slot elements shouldn't be display: contents by default.");

</script>

</body>