partitioned-cookies-parallel-iframes.embed.tentative.https.html

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This WPT test may be referenced by the following Test IDs:
- /cookies/partitioned-cookies/partitioned-cookies-parallel-iframes.embed.tentative.https.html - WPT Dashboard Interop Dashboard

<!doctype html>

<head>

<meta charset="utf-8"/>

<meta name="timeout" content="long">

<meta name="help" href="https://github.com/WICG/CHIPS#chips-cookies-having-independent-partitioned-state">

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

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

<script src="/common/get-host-info.sub.js"></script>

<script src="/cookies/resources/cookie-helper.sub.js"></script>

<script src="/cookies/partitioned-cookies/resources/test-helpers.js"></script>

<title>Test partitioned cookies behavior in parallel same-site iframes</title>

</head>

<body>

<script>

function waitForIframeToLoad(frame) {

  return new Promise((resolve, reject) => {

    frame.onload = resolve;

    frame.onerror = reject;

});

promise_test( async() => {

  // Set up document containing two same-site iframes.

  const sameSiteIframeUrl = new URL(

      "/cookies/partitioned-cookies/resources/" +

          "partitioned-cookies-empty-embed.html",

          get_host_info().HTTPS_ORIGIN + self.location.pathname);

  const iframe = document.createElement("iframe");

  const iframe2 = document.createElement("iframe");

  iframe.src = sameSiteIframeUrl.href;

  iframe2.src = sameSiteIframeUrl.href;

  let loadCompleted = Promise.all([waitForIframeToLoad(iframe), waitForIframeToLoad(iframe2)]);

  document.body.appendChild(iframe);

  document.body.appendChild(iframe2);

  await loadCompleted;

  // Confirm that partitioned cookies set in iframes are made available to other same-site

  // documents that exist before the cookie is set.

  const partitionedCookieName = "partitionedCookie";

  const partitionedCookie = partitionedCookieName+ "=cookie";

  const partitionedCookieAttributes =

        ";Secure; Path=/; SameSite=None; Partitioned";

  iframe.contentWindow.document.cookie = partitionedCookie + partitionedCookieAttributes;

  assert_true(document.cookie.includes(partitionedCookie), document.cookie);

  assert_true(iframe.contentWindow.document.cookie.includes(partitionedCookie),

      iframe.contentWindow.document.cookie);

  assert_true(iframe2.contentWindow.document.cookie.includes(partitionedCookie),

      iframe2.contentWindow.document.cookie);

  // Confirm that partitioned cookies are available to iframes that are added after the

  // cookie has been set.

  const iframe3 = document.createElement("iframe");

  loadCompleted = waitForIframeToLoad(iframe3);

  iframe3.src = sameSiteIframeUrl.href;

  loadCompleted = waitForIframeToLoad(iframe3);

  document.body.appendChild(iframe3);

  await loadCompleted;

  assert_true(iframe3.contentWindow.document.cookie.includes(partitionedCookie));

  // Confirm that a partitioned cookie set in one iframe, is accessible in all other same site

  // documents.

  const secondPartitionedCookie = "second=cookie";

  iframe.contentWindow.document.cookie = secondPartitionedCookie + partitionedCookieAttributes;

  assert_true(iframe.contentWindow.document.cookie.includes(secondPartitionedCookie),

      iframe.contentWindow.document.cookie);

  assert_true(iframe2.contentWindow.document.cookie.includes(secondPartitionedCookie),

      iframe2.contentWindow.document.cookie);

  assert_true(iframe3.contentWindow.document.cookie.includes(secondPartitionedCookie),

      iframe3.contentWindow.document.cookie);

  assert_true(document.cookie.includes(secondPartitionedCookie), document.cookie);

  // Confirm that changes made to a partitioned cookie in one iframe will impact the cookie

  // in other documents.

  const changedPartitionedCookie = partitionedCookieName+ "=newValue";

  iframe.contentWindow.document.cookie = changedPartitionedCookie + partitionedCookieAttributes;

  assert_true(iframe.contentWindow.document.cookie.includes(changedPartitionedCookie),

      iframe.contentWindow.document.cookie);

  assert_true(iframe2.contentWindow.document.cookie.includes(changedPartitionedCookie),

      iframe2.contentWindow.document.cookie);

  assert_true(document.cookie.includes(changedPartitionedCookie), document.cookie);

  assert_false(document.cookie.includes(partitionedCookie), document.cookie);

  assert_false(iframe.contentWindow.document.cookie.includes(partitionedCookie),

      iframe.contentWindow.document.cookie);

  assert_false(iframe2.contentWindow.document.cookie.includes(partitionedCookie),

      iframe2.contentWindow.document.cookie);

}, "Partitioned cookies set in same-site contexts are available in other same-site documents.");

</script>

</body>