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<!DOCTYPE html>
<title>WindowClient.navigate() for prerendered main page</title>
<meta name="timeout" content="long">
<script src="/resources/testharness.js"></script>
<script src="/resources/testharnessreport.js"></script>
<script src="/common/get-host-info.sub.js"></script>
<script src="/common/utils.js"></script>
<script src="/service-workers/service-worker/resources/test-helpers.sub.js"></script>
<script src="/speculation-rules/prerender/resources/utils.js"></script>
<body>
<script>
setup(() => assertSpeculationRulesIsSupported());
const uid = token();
const PAGE_URL = `resources/prerendered-page.html?uid=${uid}`;
const WORKER_URL = `resources/windowclient-navigate-worker.js?uid=${uid}`;
const SAME_ORIGIN_DESTINATION =
get_host_info()['HTTPS_ORIGIN'] + base_path() + 'resources/empty.html';
promise_test(async t => {
const registration =
await service_worker_unregister_and_register(t, WORKER_URL, PAGE_URL);
t.add_cleanup(() => registration.unregister());
await wait_for_state(t, get_newest_worker(registration), 'activated');
const readyChannel = new PrerenderChannel('prerender-channel', uid);
t.add_cleanup(_ => readyChannel.close());
const readyPromise = new Promise(resolve => {
readyChannel.addEventListener('message', e => {
resolve(e.data);
}, {
once: true
});
});
startPrerendering(PAGE_URL);
const prerenderResult = await readyPromise;
assert_equals(prerenderResult, 'prerender success',
'should succeed to prerender a page');
const resultChannel = new PrerenderChannel('test-channel', uid);
t.add_cleanup(_ => resultChannel.close());
const navigationPromise = new Promise(resolve => {
resultChannel.addEventListener('message', e => {
resolve(e.data);
}, {
once: true
});
});
// Asks the service worker to navigate the prerendered page to `navigationUrl`
// via `WindowClient.navigate(url)`.
const bc = new PrerenderChannel('navigation-channel', uid);
bc.postMessage(JSON.stringify({
navigationUrl: SAME_ORIGIN_DESTINATION,
clientUrl: new URL(PAGE_URL, window.location).toString(),
respondTo: 'test-channel',
}));
bc.close();
const navigationResult = await navigationPromise;
assert_equals(navigationResult, 'navigate() failed with TypeError',
'should fail the navigation with TypeError');
}, 'WindowClient.navigate() for a prerendered main page should throw a' +
'TypeError');
</script>
</body>
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