attr-container-style-query.html

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This test has a WPT meta file that expects 1 subtest issues.
This WPT test may be referenced by the following Test IDs:
- /css/css-values/attr-container-style-query.html - WPT Dashboard Interop Dashboard

<!DOCTYPE html>

<title>CSS Values and Units Test: attr() in container style queries</title>

<link rel="help" href="https://drafts.csswg.org/css-conditional-5/#container-queries">

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

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

<style>

  #container {

    --foo: bar;

  @container style(--foo: attr(data-foo type(<custom-ident>))) {

    #target { color: green; }

</style>

<div id="container" data-foo="bar">

  <div id="target">Should be green</div>

</div>

<script>

  test(() => {

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

  }, "style query should implement to true");

</script>