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<?xml version="1.0" encoding="UTF-8"?>
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Strict//EN"
    "http://www.w3.org/TR/xhtml1/DTD/xhtml1-strict.dtd">
<html class="reftest-wait" xmlns="http://www.w3.org/1999/xhtml">
<head>
    <link rel="author" title="Ryosuke Niwa" href="mailto:rniwa@webkit.org"/>
    <link rel="help" href="https://drafts.csswg.org/selectors/#relational"/>
    <link rel="help" href="https://drafts.csswg.org/selectors/#lang-pseudo"/>
    <link rel="match" href="../../reference/ref-filled-green-100px-square.xht"/>
</head>
<body>
    <p>Test passes if there is a filled green square and <strong>no red</strong>.</p>
    <section class="lang"><div xml:lang="zh" lang="ja"></div></section>
    <section class="lang"><div id="ja" xml:lang="ja" lang="ja"></div></section>
    <div><section class="lang" id="fr" lang="fr" style="-webkit-locale: 'en'"><div></div></section></div>
    <div><section class="lang" id="es" xml:lang="es"><div></div></section></div>
    <section class="lang"><div id="kr" xml:lang="kr" lang="en"></div></section>
    <style>
        body > *:not(p) { background: red; }
        section, div { width: 100px; height: 20px; }
        .lang:has(:lang(zh)) { background: green; }
        .lang:has(:lang(ja)) { background: red; }
        div:has(.lang:lang(fr)) { background: red; }
        div:has(.lang:lang(en)) { background: green; }
        div:has(#es:lang(es)) { background: red; }
        div:has(#es:lang(en)) { background: green; }
        .lang:has(#kr:lang(kr)) { background: red; }
        .lang:has(#kr:lang(kr)) { background: green; }
        div:has(.lang > :lang(pt)) { background: red; }
    </style>
    <script>
        requestAnimationFrame(() => {
            setTimeout(() => {
                document.getElementById('ja').setAttributeNS('http://www.w3.org/XML/1998/namespace', 'xml:lang', 'zh');
                document.getElementById('fr').setAttributeNS('http://www.w3.org/XML/1998/namespace', 'xml:lang', 'en');
                document.getElementById('es').setAttributeNS('http://www.w3.org/XML/1998/namespace', 'xml:lang', 'en');
                document.getElementById('kr').removeAttributeNS('http://www.w3.org/XML/1998/namespace', 'xml:lang');
                document.documentElement.className = '';
            }, 0);
        });
    </script>
</body>
</html>