<!DOCTYPE html>
<html>
<head>
<meta charset=utf-8>
<meta name="viewport" content="width=device-width, initial-scale=1">
<style>

iframe {
    position: absolute;
    left: 0;
    top: 0;
    width: 400px;
    height: 400px;
    touch-action: none;
}

</style>
</head>
<body>
<iframe></iframe>
<script src="../../resources/testharness.js"></script>
<script src="../../resources/testharnessreport.js"></script>
<script src="../utils.js"></script>
<script>

'use strict';

async_test(test => {
    const iframe = document.body.firstElementChild;
    const target = iframe.contentDocument.body.appendChild(document.createElement("div"));
    target.setAttribute("style", `
        position: absolute;
        left: 0;
        top: 0;
        width: 200%;
        height: 200%;
    `);

    ui.swipe({ x: 150, y: 150 }, { x: 50, y: 50 }).then(() => {
        assert_equals(window.pageXOffset, 0, "The page was not scrolled in the x-axis.");
        assert_equals(window.pageYOffset, 0, "The page was not scrolled in the y-axis.");
        test.done();
    });
}, "Testing that setting touch-action: none on an iframe and interacting with its content prevents page scrolling.");

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