Blitz - WPT: host-specificity-003.html

wpt / css / css-shadow / host-specificity-003.html

/css/css-shadow/host-specificity-003.html

<!doctype html>
<meta charset="utf-8">
<title>CSS Test: the :host() selector affects specificity</title>
<link rel="author" title="Emilio Cobos Álvarez" href="mailto:emilio@crisal.io">
<link rel="author" title="Mozilla" href="https://mozilla.org">
<link rel="help" href="https://drafts.csswg.org/css-shadow/#host-selector">
<link rel="help" href="https://github.com/w3c/csswg-drafts/issues/1915">
<link rel="help" href="https://bugzil.la/1454165">
<link rel="match" href="reference/green-box.html">
<p>Test passes if you see a single 100px by 100px green box below.</p>
<div id="host"></div>
<script>
  host.attachShadow({ mode: 'open' }).innerHTML = `
    <style>
      :host(*) div {
        width: 100px;
        height: 100px;
        background: green;
      }
      div {
        background: red;
      }
    </style>
    <div></div>
  `;
</script>

/css/css-shadow/reference/green-box.html

<!DOCTYPE html>
<html>
<head>
    <title>CSS Scoping Module Level 1 - A green box reference</title>
    <link rel="author" title="Ryosuke Niwa" href="mailto:rniwa@webkit.org"/>
</head>
<body>
    <p>Test passes if you see a single 100px by 100px green box below.</p>
    <div style="width: 100px; height: 100px; background: green;"></div>
</body>
</html>