shadow-reassign-dynamic-003.html

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This WPT test may be referenced by the following Test IDs:
- /css/css-scoping/shadow-reassign-dynamic-003.html - WPT Dashboard Interop Dashboard

<!DOCTYPE html>

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

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

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

<div id="host"><span id="slotted">This text should be green.</span></div>

<script>

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

  root.innerHTML = '<slot name="nomatch" style="color:green"></slot><slot style="color:red"></slot>';

  test(() => {

    assert_equals(getComputedStyle(slotted).color, "rgb(255, 0, 0)");

  }, "Initial computed color.");

  test(() => {

    root.querySelector("slot").removeAttribute("name");

    assert_equals(getComputedStyle(slotted).color, "rgb(0, 128, 0)");

  }, "Computed color after re-slotting.");

</script>