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Test Info: Warnings
- This test has a WPT meta file that expects 1 subtest issues.
- This WPT test may be referenced by the following Test IDs:
- /html/semantics/embedded-content/the-iframe-element/sandbox-top-navigation-grandchild-sandboxed-cross-origin-parent.tentative.sub.window.html - WPT Dashboard Interop Dashboard
// META: title=Top-level navigation tests with grandchild frames
// META: script=/common/dispatcher/dispatcher.js
// META: script=/common/get-host-info.sub.js
// META: script=/common/utils.js
// META: script=/resources/testdriver.js
// META: script=/resources/testdriver-vendor.js
// META: script=/html/browsers/browsing-the-web/remote-context-helper/resources/remote-context-helper.js
// META: script=./resources/sandbox-top-navigation-helper.sub.js
'use strict';
promise_test(async t => {
const main = await setupTest();
const iframe_1 = await createNestedIframe(main, 'HTTP_REMOTE_ORIGIN', '', '');
const iframe_2 = await createNestedIframe(
iframe_1, 'HTTP_ORIGIN', 'allow-top-navigation allow-same-origin', '');
await attemptTopNavigation(iframe_2, true);
}, 'A same-origin sandboxed grandchild in a cross-origin parent can navigate top');