test_meta_viewport_no_content_and_valid_content_tags.html

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<!DOCTYPE HTML>

<html>

<head>

  <meta charset="utf-8">

  <title>a valid meta viewport tag and no content attribute viewport tag</title>

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

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

  <meta name="viewport" content="width=400">

  <meta name="viewport">

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

</head>

<body>

  <script type="application/javascript">

    "use strict";

    add_task(async function multiple_viewport_tags() {

      await SpecialPowers.pushPrefEnv(scaleRatio(1.0));

      let info = getViewportInfo(800, 480);

      // The no content attribute meta tag should be ignored.

      is(info.width, 400, "width should be 400");

});

  </script>

</body>

</html>