Source code

Revision control

Copy as Markdown

Other Tools

Test Info:

<!DOCTYPE html>
<head>
<script src="/resources/testharness.js"></script>
<script src="/resources/testharnessreport.js"></script>
<script src="/cookies/resources/cookie-helper.sub.js"></script>
</head>
<body onload="doTests()">
<script>
function doTests() {
promise_test(async function(t) {
var child = window.open("");
child.onmessage = (ev) => {
child.opener.postMessage(ev.data, '*');
};
var grandKid = child.document.createElement("iframe");
child.document.body.appendChild(grandKid);
var value = "" + Math.random();
await resetSameSiteCookies(SECURE_ORIGIN, value);
// Load at what cookies a subresource below an about:blank iframe
// inheritting this origin gets.
grandKid.src = SECURE_ORIGIN + "/cookies/samesite/resources/iframe-subresource-report.html"
var e = await wait_for_message("COOKIES", SECURE_ORIGIN);
assert_cookie(SECURE_ORIGIN, e.data, "samesite_unspecified", value, true);
assert_cookie(SECURE_ORIGIN, e.data, "samesite_lax", value, true);
assert_cookie(SECURE_ORIGIN, e.data, "samesite_strict", value, true);
assert_cookie(SECURE_ORIGIN, e.data, "samesite_none", value, true);
}, "SameSite cookies on subresource of top-level about:blank window");
}
</script>
</body>