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<!DOCTYPE html>
<meta name="timeout" content="long">
<script src="/resources/testharness.js"></script>
<script src="/resources/testharnessreport.js"></script>
<script src="/common/dispatcher/dispatcher.js"></script>
<script src="/common/utils.js"></script>
<script src="../resources/utils.js"></script>
<script src="resources/utils.sub.js"></script>
<script>
setup(() => assertSpeculationRulesIsSupported());
promise_test(async t => {
const agent = await spawnWindow(t);
// Because `forceSinglePrefetch()` waits for 2 seconds, the redirect and final
// responses are expected to be received before `navigate()` below.
const nextUrl = new URL('/common/redirect.py', location.href);
const finalUrl = agent.getExecutorURL({ page: 2 });
nextUrl.searchParams.set('location', finalUrl);
await agent.forceSinglePrefetch(nextUrl);
await agent.navigate(nextUrl, {expectedDestinationUrl: finalUrl});
assert_prefetched(await agent.getRequestHeaders(),
'Prefetched response should be used by navigation.');
}, 'Redirect and final response received before navigation start');
promise_test(async t => {
const agent = await spawnWindow(t);
// Because `forceSinglePrefetch()` waits for 2 seconds, we put 2.5-second delay
// here to make the redirect response is received after `navigate()` below.
const nextUrl = new URL('/common/slow-redirect.py?delay=2.5', location.href);
const finalUrl = agent.getExecutorURL({ page: 2 });
nextUrl.searchParams.set('location', finalUrl);
await agent.forceSinglePrefetch(nextUrl);
await agent.navigate(nextUrl, {expectedDestinationUrl: finalUrl});
assert_prefetched(await agent.getRequestHeaders(),
'Prefetched response should be used by navigation.');
}, 'Same-origin redirect response received after navigation start');
promise_test(async t => {
const agent = await spawnWindow(t);
// Because `forceSinglePrefetch()` waits for 2 seconds, we put 2.5-second delay
// here to make the redirect response is received after `navigate()` below.
const nextUrl = new URL('/common/slow-redirect.py?delay=2.5', location.href);
const finalUrl = agent.getExecutorURL({ page: 2, hostname: '{{hosts[alt][www]}}' });
nextUrl.searchParams.set('location', finalUrl);
await agent.forceSinglePrefetch(nextUrl);
await agent.navigate(nextUrl, {expectedDestinationUrl: finalUrl});
assert_prefetched(await agent.getRequestHeaders(),
'Prefetched response should be used by navigation.');
}, 'Cross-site redirect response received after navigation start');
</script>
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