basic.https.sub.html

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This WPT test may be referenced by the following Test IDs:
- /speculation-rules/prefetch/client-hints/basic.https.sub.html - WPT Dashboard Interop Dashboard

<!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 src="/common/get-host-info.sub.js"></script>

<script src="/client-hints/accept-ch-stickiness/resources/accept-ch-test.js"></script>

<script>

setup(() => assertSpeculationRulesIsSupported());

function doTest(description, hostname) {

  // Just to calculate the origin of `finalUrl` here.

  const url_for_origin = new URL(location.href);

  url_for_origin.hostname = hostname;

  // First, verify the initial state to make sure that the browser does not

  // have client hints preferences cached from a previous run of the test.

  verify_initial_state(url_for_origin.origin + echo, description);

  // Then, set Accept-CH cache.

  attempt_set('navigation', url_for_origin.origin + accept, description, '');

  promise_test(async t => {

    const agent = await spawnWindow(t);

    const finalUrl = agent.getExecutorURL({ page: 2, hostname: hostname });

    await agent.forceSinglePrefetch(finalUrl);

    await agent.navigate(finalUrl);

    const headers = await agent.getRequestHeaders();

    assert_prefetched(headers);

    if (description === 'cross-site') {

      // Chromium doesn't send non-default Client Hints to cross-site

      // prefetches.

      assert_equals(headers['sec-ch-device-memory'], undefined,

          'sec-ch-device-memory');

    } else {

      assert_not_equals(headers['sec-ch-device-memory'], undefined,

          'sec-ch-device-memory');

  }, 'Client Hints headers (' + description + ')');

doTest('same-origin', location.hostname);

doTest('same-site', '{{hosts[][www]}}');

doTest('cross-site', '{{hosts[alt][www]}}');

</script>