File: css-scoping-shadow-slot.html

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<!DOCTYPE html>
<html>
<head>
    <title>CSS Scoping Module Level 1 - elements with a distribution list should generate boxes in the formatting tree.</title>
    <link rel="author" title="Ryosuke Niwa" href="mailto:rniwa@webkit.org"/>
    <link rel="help" href="http://www.w3.org/TR/css-scoping-1/#selectors-data-model">
    <link rel="match" href="reference/green-box.html"/>
</head>
<body>
    <style>
    my-host {
        display: block;
        width: 100px;
        height: 100px;
        overflow: hidden;
    }
    div {
        width: 100%;
        height: 50%;
    }
    </style>
    <p>Test passes if you see a single 100px by 100px green box below.</p>
    <my-host>
        <div slot="green" style="background: green;"></div>
        <div style="background: red;">FAIL</div>
        <div slot="green" style="background: green;"></div>
    </my-host>
    <script>

    try {
        var shadowHost = document.querySelector('my-host');
        shadowRoot = shadowHost.attachShadow({mode: 'open'});
        shadowRoot.innerHTML = '<slot name="green"></slot>';
    } catch (exception) {
        document.body.appendChild(document.createTextNode(exception));
    }

    </script>
</body>
</html>