slotted-with-pseudo-element.html

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This WPT test may be referenced by the following Test IDs:
- /css/css-scoping/slotted-with-pseudo-element.html - WPT Dashboard Interop Dashboard

<!DOCTYPE html>

<meta charset="utf-8">

<title>CSS Scoping: pseudo element after ::slotted</title>

<link rel="author" title="Rune Lillesveen" href="mailto:rune@opera.com">

<link rel="help" href="https://drafts.csswg.org/css-scoping/#slotted-pseudo">

<link rel="match" href="slotted-with-pseudo-element-ref.html">

<div id="host1"><span></span></div>

<div id="host2"><span></span></div>

<div id="host3"><span></span></div>

<div id="host4"><span></span></div>

<style>

  #host3 > span::before { content: "PASS" }

</style>

<script>

  function attachShadowWithSlottedStyle(host, styleString) {

    var root = host.attachShadow({mode:"open"});

    root.innerHTML = "<style>"+styleString+"</style><slot></slot>";

  attachShadowWithSlottedStyle(host1, "::slotted(span)::before { content: 'PASS' }");

  attachShadowWithSlottedStyle(host2, "::slotted(span)::after { content: 'PASS' }");

  attachShadowWithSlottedStyle(host3, "::slotted(span)::before { content: 'FAIL'; color: green }");

  attachShadowWithSlottedStyle(host4, `

    ::slotted(span)::before { content: 'PASS'; color: red }

    ::slotted(.foo)::before { color: green }

`);

  onload = function() {

    host4.offsetTop;

    host4.firstElementChild.classList.add("foo");

</script>