<!DOCTYPE html> <!-- webkit-test-runner [ useFlexibleViewport=true ] -->

<html>
<meta name="viewport" content="initial-scale=5, width=device-width">
<head>
    <script src="../../../resources/ui-helper.js"></script>
    <script>
        if (window.testRunner) {
            testRunner.dumpAsText();
            testRunner.waitUntilDone();
        }

        async function runTest()
        {
            if (!window.testRunner)
                return;

            await UIHelper.zoomToScale(1.6);
            let result = await UIHelper.zoomByDoubleTappingAt(15, 15);
            document.getElementById("target").innerText = "The viewport zoomed to scale: " + Number(result);
            testRunner.notifyDone();
        }
    </script>
    <style>
        body {
            margin: 0;
        }
        #target {
            height: 100px;
            width: 100px;
            background-color: silver;
        }
    </style>
</head>
<body onload="runTest()">
<div id="target"></div>
</body>
</html>