test_sessionStorageClone_alwaysPartitioned.html

Enable keyboard shortcuts

This test gets skipped with pattern: http3 OR http2 OR os == 'android' && xorigin
Manifest: dom/tests/mochitest/sessionstorage/mochitest.toml

<html xmlns="http://www.w3.org/1999/xhtml">

<head>

<title>sessionStorage clone equal origins</title>

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

<script type="text/javascript" src="interOriginTest.js"></script>

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

<script type="text/javascript">

var currentTest = 1;

var currentStep = 1;

async function doNextTest()

  // Bug 1746646: Make mochitests work with TCP enabled (cookieBehavior = 5)

  // Acquire storage access permission here so that the sessionStorage object is

  // shared between this window and the slave in xorigin tests. Without this,

  // our storage would be isolated as a xorigin iframe.

  if (isXOrigin) {

    SpecialPowers.wrap(document).notifyUserGestureActivation();

    await SpecialPowers.addPermission(

      "storageAccessAPI",

      true,

      window.location.href

);

    await SpecialPowers.wrap(document).requestStorageAccess();

  await SpecialPowers.pushPrefEnv({

    set: [

      ["privacy.partition.always_partition_third_party_non_cookie_storage", true],

      ["privacy.partition.always_partition_third_party_non_cookie_storage.exempt_sessionstorage", false]

],

});

  // We must perform the first step of the test

  // to prepare the land.

  currentStep = 1;

  doStep();

  let hash = "#aps";

  if (isXOrigin) hash += "xorigin";

  switch (currentTest)

    case 1:

      // Open a window from the same origin and check data

      // are copied but not further modified on our side

      slaveOrigin = "http://mochi.test:8888";

      slave = window.open(slaveOrigin + slavePath + "frameNotEqual.html" + hash);

      break;

    case 2:

      slave.close();

      // Open a window from a different origin and check data

      // are NOT copied and not modified on our side

      slaveOrigin = "https://example.com";

      slave = window.open(slaveOrigin + slavePath + "frameNotEqual.html" + hash);

      break;

    case 3:

      slave.close();

      sessionStorage.clear();

      SimpleTest.finish();

      break;

  ++currentTest;

function doStep()

  switch (currentStep)

    case 1:

      sessionStorage.setItem("A", "1");

      sessionStorage.setItem("B", "2");

      is(sessionStorage.getItem("A"), "1", "A is 1 in the master");

      is(sessionStorage.getItem("B"), "2", "B is 2 in the master");

      is(sessionStorage.length, 2, "Num of items is 2");

      break;

    case 3:

      is(sessionStorage.getItem("A"), "1", "A is 1 in the master");

      is(sessionStorage.getItem("B"), "2", "B is 2 in the master");

      is(sessionStorage.getItem("C"), null, "C is null in the master");

      is(sessionStorage.length, 2, "Num of items is 2");

      sessionStorage.setItem("C", "4");

      is(sessionStorage.getItem("C"), "4", "C is 4 in the master");

      is(sessionStorage.length, 3, "Num of items is 3");

      break;

  ++currentStep;

  ++currentStep;

  return true;

SimpleTest.waitForExplicitFinish();

</script>

</head>

<body onload="doNextTest();">

</body>

</html>