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Test Info:
- This WPT test may be referenced by the following Test IDs:
- /css/css-scoping/css-scoping-shadow-host-functional-rule.html - WPT Dashboard Interop Dashboard
<!DOCTYPE html>
<html>
<head>
<title>CSS Scoping Module Level 1 - :host() rules must apply to the shadow host.</title>
<link rel="author" title="Ryosuke Niwa" href="mailto:rniwa@webkit.org"/>
<link rel="match" href="reference/green-box.html"/>
</head>
<body>
<style>
host-1, host-2, host-3, host-4, host-5 {
display: block;
width: 100px;
height: 20px;
background: red;
}
host-3, host-4, host-5 {
background: green;
}
</style>
<p>Test passes if you see a single 100px by 100px green box below.</p>
<host-1>
<div>FAIL1</div>
</host-1>
<host-2 id="bar" class="foo" name="baz">
<div>FAIL2</div>
</host-2>
<div>
<host-3>
FAIL3
</host-3>
</div>
<host-4>
<div class="child">FAIL4</div>
</host-4>
<host-5>
<div>FAIL5</div>
</host-5>
<script>
try {
var shadowHost = document.querySelector('host-1');
shadowRoot = shadowHost.attachShadow({mode: 'open'});
shadowRoot.innerHTML = '<style> :host(host-1) { background: green !important; } </style>';
shadowHost = document.querySelector('host-2');
shadowRoot = shadowHost.attachShadow({mode: 'open'});
shadowRoot.innerHTML = '<style> :host(host-2.foo#bar[name=baz]) { background: green !important; } </style>';
shadowHost = document.querySelector('host-3');
shadowRoot = shadowHost.attachShadow({mode: 'open'});
shadowRoot.innerHTML = '<style> :host(div host-3) { background: red !important; } </style>';
shadowHost = document.querySelector('host-4');
shadowRoot = shadowHost.attachShadow({mode: 'open'});
shadowRoot.innerHTML = '<style> :host(.child) { background: red !important; } </style>';
shadowHost = document.querySelector('host-5');
shadowRoot = shadowHost.attachShadow({mode: 'open'});
shadowRoot.innerHTML = '<style> :host(host-1) { background: red !important; } </style>';
} catch (exception) {
document.body.appendChild(document.createTextNode(exception));
}
</script>
</body>
</html>