test_meta_viewport_auto_size_by_device_width.html

Enable keyboard shortcuts

<!DOCTYPE HTML>

<html>

<head>

  <meta charset="utf-8">

  <title>device-width enables autoSize</title>

  <script src="/tests/SimpleTest/SimpleTest.js"></script>

  <link rel="stylesheet" type="text/css" href="/tests/SimpleTest/test.css"/>

  <meta name="viewport" content="width=device-width">

  <script src="viewport_helpers.js"></script>

</head>

<body>

  <p>width=device-width</p>

  <script type="application/javascript">

    "use strict";

    add_task(async function device_width() {

      await SpecialPowers.pushPrefEnv(scaleRatio(1.0));

      let info = getViewportInfo(800, 480);

      ok(info.autoSize, "device-width should enable autoSize");

});

  </script>

</body>

</html>