cobalt/layout_tests/testdata/webp/static-webp-background-image.html

<!DOCTYPE html>
<!--
 | This test checks if a static webp background image is rendered as expected.
 -->
<html>

<head>
    <style>
        div {
            height: 360px;
            width: 480px;
        }
    </style>
    <script>
        if (window.testRunner) {
            window.testRunner.waitUntilDone();
        }

        var image = new Image();
        var image_name = 'static-webp-image.webp';

        image.onload = function () {
            var cobalt = document.getElementById('image');
            cobalt.style.background = 'url(' + image_name + ')';

            if (window.testRunner) {
                window.testRunner.notifyDone();
            }
        }

        image.src = image_name;

    </script>
</head>

<body>
    <div id='image'></div>
</body>

</html>