window-screen-width-immutable.html

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This WPT test may be referenced by the following Test IDs:
- /css/cssom-view/window-screen-width-immutable.html - WPT Dashboard Interop Dashboard

<!DOCTYPE html>

<html>

<head>

    <title>CSSOM View - 4.2 - screen.width immutability</title>

    <link rel="author" title="Neils Christoffersen" href="mailto:neils.christoffersen@gmail.com">

    <link rel="help" href="http://www.w3.org/TR/cssom-view/#the-screen-interface">

    <meta name="flags" content="dom">

    <meta name="assert" content="screen.width is immutable">

    <script src="/resources/testharness.js"></script>

    <script src="/resources/testharnessreport.js"></script>

</head>

<body>

    <div id="myDiv"></div>

    <div id="log"></div>

    <script>

        var originalVal = window.screen.width;

        // try to set window.screen.width

        window.screen.width = 0;

        // verify window.screen.width didn't change

        test(function() {

            assert_equals(window.screen.width, originalVal, "window.screen.width should be immutable")

        }, "immutability test");

    </script>

</body>

</html>