| <!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> |
