test_bug1583110.html

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<!DOCTYPE HTML>

<html>

<head>

  <meta charset="utf-8">

  <title>test bug 1583110</title>

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

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

  <script defer>

    SimpleTest.waitForExplicitFinish();

    SimpleTest.enableLegacyUnpartitionedStorage().then( () => {

      var bc = new BroadcastChannel("bug1583110");

      var pageshowCount = 0;

      bc.onmessage = function(event) {

        ok(event.data.type == "pageshow");

        ++pageshowCount;

        if (pageshowCount == 1) {

          bc.postMessage("loadnext");

        } else if (pageshowCount == 2) {

          bc.postMessage("back");

        } else {

          ok(event.data.persisted, "Should have persisted the first page");

          bc.close();

          SimpleTest.finish();

};

      window.open("file_bug1583110.html", "", "noopener");

});

  </script>

</head>

<body>

<p id="display"></p>

<div id="content" style="display: none"></div>

<pre id="test"></pre>

</body>

</html>