<!DOCTYPE html> <title>Test cookies accessed from a Fenced Frame Tree</title> <script src="/resources/testharness.js"></script> <script src="/resources/testharnessreport.js"></script> <script src="resources/utils.js"></script> <script src="/common/utils.js"></script> <body> <script> const cookie_value_key = token(); const kAssertion = "Cookie accessed from unique fenced frame tree partition "; const kAssertion_outer = "Cookie values changed in the fenced frame tree should not impact the outer frame"; async function runTest(test_type) { document.cookie = 'A=outer; SameSite=Lax'; document.cookie = 'B=outer; SameSite=None; Secure'; const fenced_frame = attachFencedFrame(generateURL( `resources/unique-cookie-partition-inner.https.html`, [cookie_value_key, test_type])); result = await nextValueFromServer(cookie_value_key); switch (test_type) { case "top-level fenced frame": assert_equals(result, "F=fenced; C=fenced; D=fenced; E=fenced", kAssertion + test_type); break; case "nested iframe": assert_equals(result, "F=fenced; C=fenced; D=fenced; G=nested_in_fenced_frame; E=fenced", kAssertion + test_type); break; case "nested fenced frame": assert_equals(result, "G=nested_in_fenced_frame", kAssertion + test_type); break; } // The cookie values changed in the fenced frame tree should not impact the outer frame. const result_outer_frame = document.cookie; assert_equals(result_outer_frame, "A=outer; B=outer", kAssertion_outer); // Clean up the fenced frame document.body.removeChild(fenced_frame); } promise_test(async () => { return runTest("top-level fenced frame"); }, "Cookie access from top-level fenced frame"); promise_test(async () => { return runTest("nested iframe"); }, "Cookie access from iframe nested in a fenced frame"); promise_test(async () => { return runTest("nested fenced frame"); }, "Cookie access from nested fenced frame"); </script> </body>