test_performance_nav_timing_before_onload.html

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<!DOCTYPE HTML>

<html>

<head>

  <meta charset="utf-8">

  <title>Test for Bug 1405961 -  Using PerformanceNavigationTiming before onload</title>

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

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

</head>

<body>

  <div id="content"> </div>

  <script>

  SimpleTest.waitForExplicitFinish();

  SpecialPowers.pushPrefEnv({"set": [["dom.enable_performance_navigation_timing", true]]}, start);

  function start() {

    var p = performance.getEntriesByName(window.location.href)[0];

    ok(!!p, "There should be an entry for the document");

    document.getElementById("content").textContent += JSON.stringify(p);

    SimpleTest.finish();

  </script>

</body>

</html>