third-party-cookies-cross-site-embedder.html

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<!DOCTYPE html>

<meta charset="utf-8"/>

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

<title>Window embedding a cross-site embed</title>

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

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

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

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

<body>

<script>

let origin;

// Test that parent window passed its origin in the URL parameters correctly.

test(() => {

  assert_true(window.location.search.startsWith("?origin="));

  origin = decodeURIComponent(window.location.search.slice(

      window.location.search.indexOf("?origin=") + 8));

}, "Cross-site window opened correctly");

// Cookies set by the parent window in a 1P context.

const cookieNames = ["1P_http", "1P_dom"];

if (window.cookieStore) {

  cookieNames.push("1P_cs");

// Third-party cookies are blocked by default.

assertThirdPartyHttpCookies({

  desc: "3P fetch",

  origin,

  cookieNames,

  expectsCookie: false,

});

// Create a cross-site <iframe> which embeds the cookies' origin into this

// page.

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

const url = new URL(

    "/cookies/third-party-cookies/resources/" +

        "third-party-cookies-cross-site-embed.html",

    origin);

iframe.src = String(url);

document.body.appendChild(iframe);

fetch_tests_from_window(iframe.contentWindow);

</script>

</body>