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Test Info:
- This WPT test may be referenced by the following Test IDs:
- /css/css-scoping/css-scoping-shadow-slotted-rule.html - WPT Dashboard Interop Dashboard
<!DOCTYPE html>
<html>
<head>
<title>CSS Scoping Module Level 1 - :slotted pseudo element must allow selecting elements assigned to a slot element</title>
<link rel="author" title="Ryosuke Niwa" href="mailto:rniwa@webkit.org"/>
<link rel="match" href="reference/green-box.html"/>
</head>
<body>
<style>
my-host {
display: block;
width: 100px;
height: 100px;
color: red;
background: green;
}
my-host > div, nested-host {
display: block;
width: 100px;
height: 25px;
}
</style>
<p>Test passes if you see a single 100px by 100px green box below.</p>
<my-host>
<div class="green">FAIL1</div>
<myelem><span>FAIL2</span></myelem>
<nested-host>
<span>FAIL3</span>
</nested-host>
<another-host>
<b>FAIL4</b>
</another-host>
</my-host>
<script>
try {
var shadowHost = document.querySelector('my-host');
shadowRoot = shadowHost.attachShadow({mode: 'open'});
shadowRoot.innerHTML = '<slot></slot><style> ::slotted(.green), ::slotted(myelem) { color:green; } </style>';
shadowHost = document.querySelector('nested-host');
shadowRoot = shadowHost.attachShadow({mode: 'open'});
shadowRoot.innerHTML = '<style> .mydiv ::slotted(*) { color:green; } </style><div class=mydiv><slot></slot></div>';
shadowHost = document.querySelector('another-host');
shadowRoot = shadowHost.attachShadow({mode: 'open'});
shadowRoot.innerHTML = '<style> ::slotted(*) { color:green; } </style><slot></slot>';
} catch (exception) {
document.body.appendChild(document.createTextNode(exception));
}
</script>
</body>
</html>