File: test_unique_performance_objects.html

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<!DOCTYPE html>
<html>
    <head>
        <meta charset="utf-8" />
        <title>Each window object has a unique performance object</title>
        <link rel="author" title="Microsoft" href="http://www.microsoft.com/" />
        <link rel="help" href="http://www.w3.org/TR/navigation-timing/#sec-window.performance-attribute" />
        <meta name="assert" content="Each browsing context must have a unique window.performance.timing attribute."/>
        <script src="/resources/testharness.js"></script>
        <script src="/resources/testharnessreport.js"></script>
        <script src="/common/performance-timeline-utils.js"></script>
        <script src="resources/webperftestharness.js"></script>
    </head>
    <body>
        <h1>Description</h1>
        <p>This test validates that each window has a unique window.performance object.</p>
        <iframe id="frameContext" src="resources/blank_page_green.html" style="display:none;";></iframe>
        <div id="log"></div>
        <script>
            test_namespace('timing');

            if (performanceNamespace !== undefined)
            {
                test_not_equals(performanceNamespace.timing,
                                document.getElementById("frameContext").contentWindow.performance.timing,
                                "Different window objects have unique performance objects");
            }
        </script>
    </body>
</html>